For more than 20 years, Trinity Consultants has assisted facilities in the aerospace industry with regulatory compliance and environmental management issues.
Trinity has a long history of assisting facilities with their regulatory compliance and environmental management systems.
Trinity helps chemical and pharmaceutical manufacturers to achieve regulatory and environmental compliance.
Trinity provides dispersion modeling, permitting, and compliance support for coastal operations in the Outer Continental Shelf, Deepwater Ports, and liquefied natural gas terminals.
Trinity has assisted clients with nearly 500 power-related projects, offering an array of services.
Trinity Consultants assists food and beverage manufacturers with a wide variety of environmental permitting and compliance needs including Dust Hazards Analysis and refrigerant management.
Due to their nature, “general manufacturing” facilities are often faced with reviewing a wide range of regulations to determine applicability.
Trinity provides a variety of services to government entities, including environmental permitting and compliance management.
Trinity Consultants has long been committed to assisting lime and aggregates facilities with their regulatory compliance needs.
Trinity takes pride in understanding the regulatory issues affecting our clients’ facilities and their industry.
Oil and gas facilities must contend with a variety of regulatory compliance and environmental management demands.
Trinity helps petroleum refineries to achieve compliance with complex environmental regulatory requirements.
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Trinity has extensive experience assisting the pulp and paper industry with its regulatory compliance and environmental management requirements.
Railroads are faced with rapidly evolving state, regional, and federal regulatory framework in the United States.
For more than 25 years, Trinity Consultants has assisted facilities in the semiconductor industry.
Trinity prepares hundreds of air quality compliance reports for landfills and industrial facilities across the United States on an annual basis.
Trinity Consultants has performed nearly 800 environmental permitting and compliance projects for clients with terminal operations, providing cost-effective, timely solutions that enhance compliance while maintaining operational flexibility.
For nearly 30 years, Trinity Consultants has assisted facilities such as those in the highly regulated wood products industry.
The EPA has proposed to retain the current primary and secondary National Ambient Air Quality Standards (NAAQS) for particulate matter, including the standards for 24-hour and annual average PM2.5 and 24-hour PM10. The current primary standards are »
The San Joaquin Valley Air Pollution Control District (SJVAPCD) hosted a Governing Board public hearing on April 16, 2020 to discuss the submittal of proposed amendments to District Rule 4601 to the Environmental Protection Agency (EPA). District »
In 1974, Trinity Consultants was founded as an environmental consulting firm with a focus on air quality. Over the last 45+ years, we have grown geographically from a single office in Dallas, Texas, to over 70 offices in five countries. Twenty years »
The Comprehensive Environmental Response, Compensation and Liability Act (CERCLA) was enacted by Congress in 1980 and amended in 1986. Also referred to as the Superfund law, CERCLA's major emphasis is on cleaning up inactive hazardous waste sites »
BREEZE®, the market-leading provider of EHS software used by environmental professionals worldwide, announces the release of the BREEZE TankESPTM Software Product Suite Version 5.1 for calculating air emissions from liquid storage tanks. Industrial »
Trinity's Environmental Quarterly (EQ) magazine covers environmental regulatory developments as well as topics related to corporate environmental performance.
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These papers, presentations, and articles were authored by the staff of Trinity Consultants for presentation at various conferences.
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Since its founding in 1974, Trinity has expanded its geographic footprint and breadth of services. We attribute our continued growth to a focus on cornerstone values of top-notch technical performance and excellence in client service.
Local Services in Trinity's West Des Moines, Iowa Office:
For assistance with these or other Trinity services, contact us at (515) 225-4303.
Updated IDNR COVID-19 Enforcement and Compliance ProtocolIDNR has issued an updated compliance and enforcement protocol in response to the current COVID-19 pandemic on April 9, 2020 with the following additions from the previous document:Air Quality »
IDNR COVID-19 Enforcement and Compliance ProtocolIDNR has issued a compliance and enforcement protocol in response to the current COVID-19 pandemic. The protocol is to provide regulatory relief and alleviate the economic effects of businesses and »
IDNR will switch to E-Plan for online Tier 2 submission on January 1, 2020. E-Plan will be used to file 2019 Tier 2 chemical inventory report for Iowa due by March 1. The user's guide is posted for E-Plan on the Chemical Inventory Reporting webpage »
IDNR's new online permitting software, EASY Air is now live. IDNR's electronic services website has resources for guidance and background information. IDNR recently held a detailed training webinar on how to use EASY Air and that recording should be »
The IDNR is seeking public comment on a newly released list of impaired waters in Iowa. Public comments will be accepted from November 14 through December 28, 2019. The primary recommendation is to remove 27 impairments from the 2018 list once EPA »
IDNR held their semiannual Air Quality Client Contact meeting on November 21, 2019. IDNR also held a meeting to discuss the status of the Iowa EASY-Air system which is set to launch on December 4, 2019. The presentation can be found on the Iowa »
Please join Trinity Consultants for a complimentary lunch seminar on recent federal and Iowa environmental regulatory hot topics. Enjoy a free lunch while you learn about regulatory changes and how those changes could impact your »
The IDNR is soliciting agenda items for the next Air Quality Contact Meeting scheduled for Thursday, May 23, 2019 at 1:00 p.m. Agenda items should be submitted to Matthew Johnson by May 2 and include the name of the item, who will lead the »
The IDNR is holding a public comment period on the proposed Regional Haze and Prong 4 (State Implementation Plan) SIP Revisions until April 29th. Revisions include:IDNR requesting EPA fully approve Iowa's regional haze SIP as meeting all applicable »
Minor Source Emission Inventory Questionnaires (MSEIQs) are due May 15, 2019 for emission year 2018 for minor source facilities in the east section of Iowa (Field Offices 1 & 6) and portable plants. MSEIQ forms and instructions are available on the »
Annual hazardous waste fees must be submitted by April 15, 2019, for Small Quantity Generators, Large Quantity Generators, and anyone that treats, stores, disposes of, or transports hazardous waste. Forms and instructions are available on the IDNR »
IDNR will hold an informational meeting on April 11, 2019, regarding the new online permit application system Iowa EASY Air. IDNR anticipates the system to be fully operational by December 2019. If you would like more information on the system, »
Tier II Hazardous Chemical Storage Reporting is due March 1, 2019 for facilities storing subject chemicals over threshold planning quantities. Reporting instructions can be found on IDNR's Chemical Inventory Reporting webpage.Title V facilities' »
IDNR will be holding the annual Fee Advisory Group Meetings on January 29, 2019 at 502 E. 9th Street, Des Moines, Iowa. The Major Source group will be meeting at 9:30 a.m., the Minor Source group will meet at 1:00 p.m., and the Asbestos group will »
Work is underway on the new online permit application system that is expected to be in place by December 1, 2019. IDNR has renamed the system from e-Application to Iowa Environmental Application System or EASY Air. The name change reflects IDNR's »
The comment period and public hearing for the proposed air quality rule changes was moved to January 22, 2019. The air quality rule changes will incorporate revisions to EPA's air toxic standards and require electronic emissions reporting for Title »
IDNR Field Office 5 will be moving on January 7, 2019 to the Wallace Building at 502 E. Ninth Street in Des Moines, IA from its current location in Windsor Heights. Staff phone numbers and emails will remain the same.
Linn County Air Quality Division provided a program update at the Annual Large Industrial Users Meeting on November 29, 2018. The meeting covered Linn County's 2019 budget, ambient air quality results, and an overview of federal and state regulatory »
The IDNR Environmental Protection Commission (EPC) met on November 20 to approve a revised state implementation plan for air quality. The plan demonstrates IDNR has the programs, rules, and statutory authority to meet requirements of the federal »
The next fee advisory meeting is scheduled for January 29, 2019.Data from SPARS and SLEIS will be migrated into the new electronic permitting system early 2019. IDNR is expected to have a draft of the new system with migrated data by March 2019. It »
Polk County Board of Supervisors will hold a hearing on proposed amendments to the Polk County's Air Pollution Rules and Regulations. The proposed amendments will make the Polk County rules consistent with the Iowa Administrative Code recent »
The IDNR has started working with a consulting firm to develop a new electronic air permitting application system to replace the old system (SPARS). The new system is expected to be online by December 1, 2019, for Title V and construction permit »
The Iowa Strategic Goals Program is hosting a workshop on November 6, 2018 to go over the EPA's new e-manifest program. EPA Region 7 compliance officers will be covering how to use the new national system and common RCRA violations. The workshop »
The 8-hour ozone national ambient air quality standards (NAAQS) was revised from 0.075 ppm to 0.070 ppm on October 1, 2015. States must adopt and submit a plan for the implementation, maintenance, and enforcement of each NAAQS within 3 years of »
The Linn County Public Health Air Quality branch has made updates to the Air Quality Ordinance, Linn County Air Quality Website, Air Quality Construction Permit Forms, and Air Quality Permit Fees. The changes include IDNR's Regulatory Certainty »
The Environmental Protection Commission (EPC) will be holding the next meeting on May 15 at 10 a.m. in the Iowa State Capitol, Des Moines, IA. For more information contact Jerah Sheets.
The next IDNR Air Quality Client Contact meeting will held on May 17 at 1 p.m. in the Wallace State Office Building located at 502 E. 9th Street, Des Moines, IA. Submit agenda items to Matthew Johnson by April 27.
The Iowa Chapter of the Air & Waste Management Association (AWMA) is hosting a meeting on May 10, 2018 from 1 p.m. to 3 p.m. Gene Taylor, P.E. from Trinity Consultants will be presenting on Toxic Release Inventory (TRI) Reporting Updates and Common »
Linn County Public Health, Air Quality Division is proposing updates to the Linn County Air Quality Ordinance (Chapter 10 - Environment, Article III). The proposed Ordinance is available to the public for review at the Linn County Community Services »
Effective April 18, 2018, IDNR updated the draft comment and public comment notification process. IDNR will no longer provide legal notice in a newspaper of general circulation. There are now four ways to learn about permits up for public »
Tier II Hazardous Chemical Storage Reporting is due March 1, 2018 for facilities storing subject chemicals over threshold planning quantities. Reporting instructions can be found on IDNR's Chemical Inventory Reporting webpage. OSHA has revised its »
IDNR will review and provide comment on the draft Air Quality Bureau budget for the next state fiscal year at the February 2, 2018 meeting. Meeting topics will include major source construction permit application and Title V fees, minor source »
The board of supervisors approved the 2018 Fee Schedule effective January 1, 2018.
IDNR approved the asbestos notification fee increase from $100 to $200 on January 17, 2018 at the Environmental Protection Commission meeting. The fee increase will go into effect on April 23, 2018.
The IDNR is holding 6 training sessions on how to use SLEIS for air emission inventory reports. Morning and afternoon sessions are scheduled for Wednesday, Jan. 31, 2018 (Cedar Rapids), Thursday, Feb. 1, 2018 (Des Moines), and Thursday, Feb. 15, »
IDNR next Air Quality Client Contact Meeting is scheduled for 1:00 p.m. on November 30th at the IDNR's Windsor Heights office. Agenda topics will be posted prior to the meeting and will focus on current and upcoming air program issues and changes.
IDNR is requesting comments on the Calendar Year 2016 Iowa Greenhouse Gas Report. The report can be found on IDNR's Stakeholder Webpage. Any corrections or comments should be sent to Marnie Stein by December 4, 2017.
Hazardous Waste Generator Improvements Rule is effective May 30, 2017 for Iowa facilities. The rule includes over 60 changes, primarily to 40 CFR 262, but affecting all sections from 260 through 279. While U.S. EPA intends for these regulations to »
IDNR discussed the budget, which included $1.3 million in cuts. Additional funding constraints are arising in light of the federal budget proposed cuts to U.S. EPA budget, not requiring fees for Title V modifications, additional staff time »
The IDNR is requesting for business representatives to participate as members of the 2017 Air Quality Program Funding Workgroup. The group will reexamine and provide feedback on current fees for air permitting, emission fees, and asbestos »
The IDNR has developed draft documents with the assistance of the Title V Business Workgroups after input from the 2016 Title V Lean Events. The documents address optional pre-meetings for hands-on assistance with Title V applications and also »
On May 22, 2017, the revisions to air dispersion modeling requirements in Appendix W of 40 CFR Part 51 became effective. The final rule includes several new or updated model options to help alleviate model over-prediction or allow for more »
The Environmental Protection Commission set the Title V air emissions fee for the calendar year 2016 at $70.00 per ton. Fee payments are due to the IDNR July 1, 2017, along with one copy of Forms 1.0, 5.0, and a signed Part 3.
Minor Source Emission Inventory Questionnaires (MSEIQs) are due May 15 for minor source facilities in the central section of Iowa (Field Offices 2 and 5) and Portable Plants. MSEIQ forms and instructions are available on the IDNR Minor Sources »
The effective date for the Hazardous Waste Generator Improvements Rule is May 30, 2017 for Iowa facilities. The rule includes over 60 changes, primarily to 40 CFR 262, but affecting all sections from 260 through 279. While U.S. EPA intends for these »
The next client contact meeting is scheduled for May 25 at 1:00 p.m. at the DNR's Air Quality Bureau Office. IDNR is accepting agenda topics on current and upcoming air program issues and changes. Agenda items can be submitted to Wendy Walker by May »
Effective March 22, 2017, IDNR has revised its GHG emissions guidance to reflect new global warming potentials (GWP). The new GWPs align with the U.S. EPA GWP required for 40 CFR 98 reporting should be used to calculate potential and actual »
Title V facilities' Annual Compliance Certification (ACC), Semiannual Monitoring Report (SMR), and Emission Inventory Questionnaire (EIQ) are due March 31. Forms and instructions for the ACC and SMR are on the IDNR's Title V »
IDNR provided an update on the expected $1.6 million Title V budget shortfall. IDNR is proposing to increase the Title V actual emission fees from $67.50/ton to $70/ton and additional budget cuts, primarily monitoring network reductions, not »
The Environmental Protection Commission proposed air quality rulemaking to rescind/update rules to provide regulatory certainty and offer uniform rules by making changes that match federal regulations. Written comments can be sent to Christine »
IDNR has requested informal comments on the draft air quality rule for fees associated with asbestos. Written comments and suggestions on the draft proposal should be provided to Christine Paulson by Friday, December 2, 2016. More information can »
IDNR has requested public comments on the 2015 Iowa Greenhouse Gas Inventory Report. Corrections or comments can be sent to Marnie Stein until 4:30 p.m., December 5, 2016. More information can be found here.
IDNR provided an update on the expected Title V budget shortfall (also discussed in the recent Title V stakeholder workgroup). Due to decreasing actual emissions, projected annual fees revenue is not expected to meet the budget needs. IDNR is »
Christine Paulson is the new IDNR Small Business Liaison effective November 1. Small businesses considered minor stationary source that employs 100 or fewer personnel can contact Christine for technical referral assistance or to resolve IDNR »
The Iowa Strategic Goal Program is holding a one day workshop on November 8, 2016 at 9 am. The workshop will go over the proposed rule updates to the Risk Management Plan (RMP) and recent updates to the Resource Conservation and Recovery Act »
A meeting is scheduled for January 11, 2017 at 10 am for input on both construction permit fees and actual emission fees. More information can be found here.
IDNR provided an update on the permit application fees system that was implemented in January 2016 (refer to summary). IDNR believes the new system has helped in the reduction in processing time for standard permit applications. They have received »
On July 22nd the Polk County Air Quality Division updated their permit application forms. Changes include additional questions and formatting updates.
The IDNR has a draft proposal to formalize permitting process improvements and has requested public comments. The proposal addresses mailing services needed for construction and Title V permit applications, electronic signatures, and reducing the »
Please make plans to join the AWMA Iowa Chapter and IDNR at the Second Annual Environmental Conference. The conference will be held Tuesday, October 18 in Johnston, Iowa. The agenda and how to register are included on the Iowa Chapter AWMA website »
The AWMA Iowa Chapter will hold a meeting on April 5 at 4:00 p.m. at the Bioventures Center in Coralville. The meeting will feature a panel discussion on the Nutrient Strategy. For more information or to RSVP, contact AWMA Secretary Lori Price.
IDNR is taking comments for the proposed One-Hour Sulfur Dioxide Nonattainment State Implementation Plan (SIP). A public meeting is scheduled for March 30 at 3 p.m. at the Muscatine County Conservation Board's Environmental Center. The plan »
The new air construction permit option CAP is now available. Facilities can request the CAP option be used via Form CP. Additional information can be found on the General Guidance section of the IDNR's Construction Permitting Materials webpage.
IDNR is holding two training sessions for the Title V permitting process on April 20 and 21. Training will cover reporting responsibilities, important milestones, overview of new Title V forms (EZ Mod Form and Completeness Review Checklist), form »
IDNR has developed twelve (12) online training videos for using the State & Local Emission Inventory System (SLEIS). The videos discuss entering and validating information, and are available on the IDNR eAirServices webpage under Online Training »
EPA approved revisions to the Iowa SIP to incorporate the Polk County Board of Health Rules and Regulations, Chapter V, Air Pollution changes adopted on October 6, 2015. The updates include adding/revising definitions, revising several existing »
Highlights from the call include:IDNR has begun processing applications with fees submitted or with hourly fees assessed. They feel the process is proceeding smoothly and do not plan to recommend any fee increases at this time. Current fee »
Air quality construction permits will now be issued using the new permit format. This excludes any draft permits already reviewed by the facility or are in the process of being drafted in the old format. The final permit format and response to »
The IDNR comment period is ending for the revised draft of Collection of Air Permits (CAP) template. The new proposed construction permit would assign a permit number to each emission point but consolidate requirements into one document. Based on »
State & Local Emissions Inventory System (SLEIS), IDNR's new emission inventory reporting system, is now available for calendar year 2015 emissions inventory reporting along with the SPARS reporting option (final year it can be used) and paper »
The IDNR has modified the Title V application Form 1.0, Part 3, and Form 5.0 to include information for the new Title V application fees effective January 15, 2016. Any facilities submitting applications through SPARS should attach the new forms. »
The IDNR has extended the Collection of Air Permits (CAP) option comment period and developed a sample document with anticipated formatting and language. The sample CAP permit can be found on the IDNR Construction Permitting Materials website under »
The IDNR has developed a fact sheet to provide guidance on whether a construction permit modification is needed for common modifications. The fact sheet "Is Modification to My Air Construction Permit Needed?" provides general guidance on common »
IDNR added a new Form AF, Construction Permit Application Fee, for all construction permit applications, plant-wide applicability limit (PAL) requests, regulatory applicability determinations, and pre-application work submitted on or after January »
Tier II Hazardous Chemical Storage Reporting is due March 1 for facilities that store over threshold planning quantities. Reporting instructions can be found on IDNR's Chemical Inventory Reporting webpage.Biennial Hazardous Waste Report is March 1 »
IDNR is proposing a new air construction permit option called a Collection of Air Permits (CAP) that will allow a facility to combine multiple emission points and permits into one document. The new proposed permit will assign a permit number to »
IDNR is proposing changes to the construction permit template to shorten the permits and provide clarity. The proposed changed include moving the general conditions to the back of the permit, combining Emission Limit table with Compliance »
IDNR released an optional air quality operating (Title V) permit application form – Completeness Review Checklist. The new form helps facilities and consultants ensure all parts of the application are complete prior to submittal. The new »
IDNR has updated the pre-processed meteorological (Met) data for AERMOD, default modeling background concentrations, and guidance documents as well a new air resource availability summary. The new Met data covers 2010 through 2014 and modifies data »
Facilities subject to Title V of the Clean Air Act must submit their emissions inventories for calendar year 2015 by March 31, 2016. Facilities may submit using the new online emissions reporting tool (SLEIS), SPARS, or by the Title V forms »
IDNR released the new online emissions inventory reporting system, State & Local Emissions Inventory System (SLEIS). SLEIS will replace SPARS although SPARS will still have the capability to submit construction permit and Title V operating permit »
The IDNR will be holding the Fee Advisory Group meetings to discuss the current and upcoming year budget and anticipated changes in fees. The Major Source Construction Permit and Title V Fees Advisory Group will be held at 10 a.m. on January 5, »
The Environmental Protection Commissions adopted the proposed rules and fee schedule. Effective on January 15, 2016, asbestos notification fees and application fees for construction and operating permits will be required. The adopted fees rules »
The Title V group is holding discussions with EPA regional offices and surrounding states on Title V processes to aid in further streamlining permit issuance. They will be releasing an application completeness checklist for applicants to use.IDNR »
IDNR is in its final stages of testing the State & Local Emissions Inventory System (SLEIS). SLEIS is the new online air emissions inventory reporting system and will replace SPARS although SPARS will still have the capability to submit »
IDNR will be hosting two LEAN events the week of November 30 through December 4, 2015 intended to explore efficiencies related to creation of an option for multi emission point construction permits and a reduction in the length of issued »
IDNR is accepting comments for a new draft fact sheet titled "Is Modification to My Construction Permit Needed?" that is intended to provide additional clarification if a modification to an air construction permit is needed. The fact sheet »
IDNR has finalized a new air quality operating (Title V) permit application form, EZ Mod Form. The form is an optional alternative to the standard Title V applications forms to request a minor Title V permit modification by incorporating in data »
IDNR is proposing updates to the pre-processed metrological (Met) data for AERMOD, default modeling background concentrations, and guidance documents as well proposing a new air resource availability summary. The new Met data will cover 2010 »
IDNR is accepting comments for the draft asbestos notification fee and application fees for construction and operating permits until November 30, 2015. The next Fee Advisory Group meetings will be held January 5-6, 2016. The current rulemaking »
The quarterly Air Quality Client Contact Meeting is tentatively scheduled for November 19, 2015 at 1:00 p.m. The Air Quality Client Contact Meeting focuses on current and upcoming air program issues and changes and is an open forum that allows »
IDNR is accepting comments for the draft asbestos notification fee and application fees for construction and operating permits until 4:30 p.m. on November 30, 2015. Additionally, public hearings will be held in Council Bluffs, IA on November 18, »
IDNR is requesting public comment on the State of Iowa's proposed infrastructure state implementation plan (SIP) for the 2012 PM2.5 National Ambient Air Quality Standards (NAAQS). Comments are being accepted until 4:30 p.m. on November 16, 2015 and »
IDNR is proposing a new air quality operating (Title V) permit application form that will reduce the need to submit duplicate information. The new EZ Mod Form will be an optional alterative to the standard Title V forms when submitting a request for »
Iowa Strategic Goals Program (ISGP) is holding a 1-day workshop where an EPA Region 7 enforcement officer will discuss common Resource Conservation & Recovery Act (RCRA) violations and how to avoid them. The workshop will also provide information on »
IDNR recently updated their website page, www.iowadnr.gov. Please take note when visiting the webpage as page locations may have been modified.
IDNR Air Bureau held their quarterly Air Quality Client Contact meeting on August 20. Topics discussed include:Agency is still working to finalize the permit application fees for 2016. Jim McGraw is still accepting comments on the proposed rule and »
The IDNR will conduct training webinars on the new construction permit forms. The two sessions will cover the same material and will provide general guidance concerning the application forms and process. The training will be on Wednesday, September »
New construction permit forms are now available here, in the "Basic Application Forms and Guidance" section under the "Application Forms" tab. Applicants can continue to submit the old construction permit forms, but the new forms are expected to »
The IDNR has revised the anemometer height from 10 meters to 7.9 meters at the Cedar Rapids meteorological data station (call sign KCID) to reflect the correct height for this station. The revised surface and upper air KCID meteorological data »
As of July 1, 2015 the IDNR's Environmental Emergency Response Reporting Hotline number changed to (515) 725-8694 for reporting hazardous conditions. Remember to update your emergency action plans, environmental plans (e.g., SPCC, SWPPP, etc.), »
As of July 1, 2015 the IDNR's Environmental Emergency Response Reporting Hotline number will change to (515) 725-8694 for reporting of hazardous conditions. Remember to update your facility plans to reflect the number change.
IDNR held the first meetings to discuss the construction permit application fees, Title V application fees, and asbestos notification fees. IDNR will be taking informal public comments for the draft rulemaking proposal and draft fee schedule until »
The IDNR is proposing to update the current air quality construction permit application forms to reduce the need for the department to request additional information, make it easier to complete the forms, and to align the forms with current rules »
A meeting is scheduled on June 25 to discuss the results of an IDNR study to improve water quality in Lake Pahojo in Lyon County. Lake Pahoja is on the state’s list of impaired waters for high levels of algae and pH caused by too much phosphorus in »
The 5-year Air Monitoring Network Assessment required by EPA's national ambient air monitoring regulations is posted on the Bureau's Stakeholder Involvement website for public comment. The assessment will assist IDNR with its efforts to monitor the »
A fact sheet in now available to assist companies with selecting diesel engines. The fact sheet outlines the potential emissions for PM2.5 and NO2 compared to the NAAQS to allow companies to assess the potential impact on air quality. This fact »
The IDNR is accepting public comments until May 27 concerning proposed rule changes to rescind outdated and obsolete rules. The proposed changes affect several air quality regulations including construction permits, Title V permits, PSD, and »
IDNR is in the final stages of updating the construction permitting forms. IDNR is receiving initial feedback from an ABI workgroup, and intends on issuing the draft construction forms for public comment by the end of May. The forms are being »
IDNR is forming advisory groups for interested stakeholders to discuss and share their point of view on fees for Title V emissions and applications, major source construction permit and PSD permit application fees, minor source construction permit »
The Title V air emissions fee for calendar year 2014 has been set at $56.00 per ton by the Environmental Protection Commission. Title V facilities must submit two copies of Forms 1.0, 5.0, and a signed part 3 and the appropriate fee payment no later »
The IDNR is accepting public comments until May 8 concerning proposed rule changes to rescind outdated and obsolete rules, and to adopt federal National Emissions Standards for Hazardous Air Pollutants and New Source Performance Standards. The »
The IDNR is accepting topic recommendations for the next Air Quality Client Contact Meeting taking place on May 14, 2015, at 10:00 a.m. in the IDNR's Air Quality Bureau Office (call-in option also available). Recommendations should be submitted to »
The Iowa-Illinois Safety Council's 62nd Professional Development Conference & Expo takes place on April 22-24 at the Grand River Center & Grand Harbor Resort & Waterpark in Dubuque, Iowa. Trinity's Iowa Office Manager, Gene Taylor will be »
In January 2015, Adam Schnieders, previously the NPDES section supervisor, was named the IDNR’s new water quality coordinator. Mr. Schnieders has been extensively involved with the Iowa Nutrient Reduction Strategy and will continue to develop the »
IDNR held their quarterly Air Quality Client Contact meeting on February 19. Highlights from the meeting include:Sarah Piziali noted the agency is still in the process of revising the construction permit application forms but expects to have them »
The IDNR is accepting topic recommendations for the next Air Quality Client Contact Meeting taking place on February 19th, 2015 at 1:00 p.m. in the IDNR’s Air Quality Bureau Office (call-in option also available). Recommendations should be »
The IDNR posted the 2013 Iowa Greenhouse Gas Inventory Report on their website, the eight greenhouse gas inventory conducted for Iowa. Overall greenhouse gas emissions decreased by 0.51% compared to 2012, and decreased by 6.78% compared to the peak »
The IDNR is accepting comments concerning proposed revisions to the modeling protocol template until December 30th. This optional template can be used to draft modeling protocols for PSD projects. Questions or comments should be directed to Brad »
The IDNR requests suggestions for improving the accuracy of the 2013 Iowa Greenhouse Gas Inventory Report, available here. This mandated report includes 2013 greenhouse gas emissions from various business sectors in Iowa (e.g., agriculture, fossil »
The IDNR requests public comments concerning the draft plan to meet the lead National Ambient Air Quality Standards in Council Bluff. The IDNR is working with Griffin Pipe Productions Co. LLC and Alter Metal Recycling to reduce each facility’s lead »
The IDNR is proposing revisions to the existing construction permit application forms and adding a new form, Form CP-Cover Page. Draft versions of the forms can be found here. The IDNR accepted comments through December 17th, and will likely »
The Iowa Department of Natural Resources is accepting topic recommendations for the next Air Quality Client Contact Meeting taking place on November 20, 2014 at 1:00 p.m. in the IDNR’s Air Quality Bureau Office (call-in option also available). »
IDNR held an Air Quality Client Contact Meeting on August 28. Highlights include:IDNR will not be adopting NESHAP or NSPS regulations currently under litigation or reconsideration. This postpones Iowa’s adoption of the Major Source Boiler MACT, »
The next AWMA meeting is scheduled for September 9th, beginning with lunch at the Marion Pizza Ranch at 12:30 p.m., followed by a tour of the Linn County Solid Waste Agency's Resource Recovery Center at 2:30 p.m. The address for the Pizza Ranch and »
The USEPA intends to designate the entire state of Iowa as "unclassifiable/attainment" for the proposed annual PM2.5 NAAQS standard of 12 ug/m3 (previously 15 ug/m3). The USEPA made this determination based on 2011-2013 air quality data and »
The IDNR is proposing to provide default background ozone concentration data to assist industry in modeling NO2 using the Ozone Limiting Method (OLM) or Plume Volume Molar Ratio Method (PVMRM). Additionally, the IDNR is revising their restricted »
The Iowa Department of Natural Resources is encouraging Iowans to participate in any of the six public water quality meetings being held across the state. Information regarding the date, time, and location of each public meeting can be found here. »
The IDNR is meeting with technical experts for a second time on August 21 to discuss potential changes to Iowa's water quality standards for copper. The new standards would be developed using a new Biotic Ligand Model (BLM), consistent with EPA's »
The triennial water quality review is underway with water quality stakeholder technical advisors set to meet on August 20 to discuss Iowa water quality goals and review current issues. Six public meetings will be held in September to receive input »
The new Title V Part 2 forms must be used after August 15 for all Title V related submittals. Additionally, the new Form 1.3 (Part 1) and Part 3 forms, which were updated to reflect the new Part 2 forms, must also be used after August 15. All of »
The IDNR is accepting comments regarding the proposed air monitoring network plan until June 30. The air monitoring network plan is meant to guide the state in its attempt to monitor Iowa's air quality and alert the public of any air quality »
New versions of AERMOD and AERMET (14134) were released on May 16, 2014. EPA posted a summary of the changes on EPA's Support Center for Regulatory Air Quality Models (SCRAM) website. IDNR reprocessed the 2005-2009 meteorological data sets using »
IDNR held an Air Quality Client Contact Meeting on May 22. Highlights include:IDNR submitted a revised PM2.5 2012 NAAQS proposed designation to USEPA in April. Based on the 2013 data, IDNR is proposing attainment or unclassifiable for the entire »
Additional references and clarifications have been added to several modeling guidance documents to better outline distinctions between modeling recommendations and modeling requirements. These revisions do not include changes to the modeling »
The IDNR is hosting two Title V permitting training sessions on April 22nd and 23rd at the Air Quality Bureau's office at 7900 Hickman Road, Suite 1 in Windsor Heights, IA. Training topics include the new Part 2 forms, emission calculations, »
The IDNR is proposing to rescind the voluntary operating permit (VOP) program that is used by facilities to enforce voluntary limits to avoid the requirement to obtain a federal Title V operating permit (limits are more commonly established through »
New Title V operating permit application Part 2 forms are available here. The forms are designed to be adaptable to each facility's needs and provide a simpler review process for the IDNR. Additional Title V forms (Part 1, Form 1.3 and Part 3) »
Due to weather conditions, the IDNR rescheduled the Air Quality Client Contact meeting to March 6 at 10:00 a.m. The meeting will still be held at 7900 Hickman Road, Suite 1 in Windsor Heights, Iowa. IDNR will post a revised agenda prior to the »
IDNR has determined that emergency engines subject to maintenance requirements and non-emergency engines subject to emission limits under the RICE NESHAP are not eligible to use the small unit exemption (SUE). If the SUE is being used for an engine »
Annual Compliance Certifications (ACCs), Semiannual Monitoring Reports (SMRs), and Emission Inventory Questionnaires (EIQs) are due March 31 for Title V facilities. Forms and instructions for the ACC and SMR are available here. EIQ forms and »
The next Air Quality Client Contact Meeting is scheduled for 1:00 pm on February 20, 2014 at the IDNR's Air Quality Bureau Office, located at 7900 Hickman Road, Suite 1 in Windsor Heights, Iowa. IDNR will post an agenda several days prior to the »
The next Air & Waste Management Association meeting is scheduled for February 11, 2014 from 3:00-5:00 p.m. at the BioVentures Center in Coralville. The IDNR will be discussing the new Title V Part 2 forms, followed by an open discussion on the new »
The IDNR published default rural NO2 background concentrations to assist modeling analyses. IDNR considers all areas to be rural except for portions of Clinton, Linn, Polk, Pottawattamie, Scott, and Woodbury counties which are considered urban »
The IDNR created a new construction permit template for Hot Mix Asphalt Plants and Aggregate Processing Plants to assist the IDNR and facilities with issuing air quality construction permits for new plants. Existing plants already covered under an »
January 30, 2014NSPS Semiannual ReportMACT Semiannual ReportJanuary 31, 2014 Annual Water Use ReportMarch 1, 2014 Tier II Hazardous Chemical Inventory Report Biennial Hazardous Waste ReportMarch 31, 20142013 GHG Emissions Report (Federal GHG »
The next Iowa Chapter AWMA meeting is scheduled for February 11, 2014. For more information, click on the AWMA website at awmaiowa.org.
The Iowa Department of Natural Resources' (IDNR) Des Moines field office is relocating to the IDNR's main office at 7900 Hickman Road in Windsor Heights, Iowa. Similarly, water supply sections, including the Water Supply Operations, Water Supply »
- IDNR expects the nonattainment New Source Review rules to be effective January 15, 2014. - IDNR is looking at recommendations for designations for the 2012 PM2.5 annual NAAQS standard (12 ug/m3). IDNR plans to recommend attainment or »
The IDNR adopted 40 CFR 63, Subpart ZZZZ National Emission Standards for Hazardous Air Pollutants for Stationary Reciprocating Internal Combustion Engines (commonly known as the RICE NESHAP) on October 23, 2013. The IDNR, Polk County, and Linn »
The IDNR is accepting informal comments on a draft rulemaking proposal to adopt several National Emission Standards for Hazardous Air Pollutants (NESHAP) and New Source Performance Standards (NSPS) effecting utility boilers, industrial, commercial, »
The Iowa Department of Natural Resources (IDNR) is holding a public hearing at 1:00 p.m. on December 18 at the Muscatine County Conservation Board's Environmental Learning Center to receive comments on the second draft of the state implementation »
The next Iowa Chapter AWMA meeting will be either November 13 or 14, pending finalization of meeting location. The speakers will address SPCC/FRP. Watch for details in the upcoming AWMA newsletter or check the website at awmaiowa.org.
The IDNR Air Quality Bureau received new phone and fax numbers due to a recent upgrade that took effect on Monday, September 16. The new main Air Quality Bureau phone number is (515) 725-9500 and new main fax number is (515) 725-9501. The Air »
The first AWMA meeting will be Tuesday, October 15 from 1:00 pm to 3:00 pm, location TBD. The IDNR will also be providing updates at the meeting. To RSVP, click here.
IDNR held an Air Quality Client Contact meeting on August 22. Highlights from the meeting include:The Commission approved the proposed changes to the permitting exemptions, Title V insignificant activity thresholds, and spray booth permit by rule. »
The first AWMA meeting will be October 15, 2013 at 1:00 pm at the IDNR offices. The IDNR will also be providing updates.
Dave Phelps has retired as Construction Permitting Section Head effective June 21. Sarah Piziali will replace Dave.Minor source modeling and permitting for 1-hr SO2 became effective June 3. Non-PSD sources that emit SO2 are now required to »
IDNR held an Air Quality Client Contact meeting on Thursday, May 23. Highlights from the meeting include:IDNR has proposed changes to the permitting exemptions and Title V insignificant activities thresholds are available for formal public comment »
Mr. Brad Ashton has been named the IDNR lead for dispersion modeling. For all IDNR Air Quality staff, click here.
The next meeting for Iowa AWMA chapter will be held Thursday, May 23 at 3:30 pm. Location TBD. Please note, the IDNR Quality Client Contact meeting will be held that day at 1:00 pm.If you do not receive the AWMA newsletter, contact Lori Price, »
IDNR will hold two public meetings providing information on the proposed nonattainment area for sulfur dioxide (SO2) in Muscatine County. The meetings are in response to the U.S. EPA notifying IDNR of a SO2 monitor located at Musser Park, Muscatine »
Nonattainment - IDNR will place the USEPA language in Chapter 31 and will also retain the current IDNR nonattainment rules in this Chapter.Green House Gas - Adopting Federal rules changes because they allow more flexibility in calculating GHG »
Minor source permitting for NOx and PM2.5 is in effect on January 22, 2013.IDNR released a new construction permit form MD (Modeling Determination), effective January 22, 2013 to address minor source permitting for PM2.5, NO2, and SO2 as well as to »
The next meeting of the Iowa AWMA chapter will be held Tuesday, February 12, at the Clarion Inn and Wasserbahn Waterpark Resort (at I-80, Exit 225, 2211 U Avenue, Williamsburg). The meeting will have an EPCRA focus and begin at 3:30 pm and end with »
January 30, 2013NSPS Semiannual ReportMACT Semiannual ReportJanuary 31, 2013Annual Water Use Report March 1, 2013Tier II Hazardous Chemical Inventory ReportMarch 31, 20132012 GHG Emissions Report (Federal GHG Reporting Rule) 2012 Title V Emissions »
IDNR is revising the Chapter 22 requirements for construction permit exemptions, the Permit By Rule for spray booths, and the Title V insignificant activities to ensure protection of the new or revised national ambient air quality standards (NAAQS) »
IDNR has proposed amendments to the PSD program rules in 567 Iowa Administrative Code Chapter 33 that match recent changes to federal regulations that provide provisions for greenhouse gas plant wide applicability limits (PALs). For the proposed »
IDNR issued a request for interested parties to join a stakeholder group to review air quality voluntary operating permits (VOP) for minor sources. The group will make recommendations to increase efficiency and streamline the VOP process for minor »
The next meeting of the Iowa AWMA chapter will be on Tuesday, November 13 at 1:00 PM. Presentations will be provided by the IDNR on the following topics:Air Construction Permit Application Form Session - Open Dialog on Improvement of FormsNAAQS »
As reported in last month's Iowa Regulatory Update Newsletter, IDNR is implementing changes in construction permitting and dispersion modeling. At the November 13 AWMA meeting, IDNR publicized some minor revisions to the proposed rules. »
IDNR has invited the public to provide input on an upcoming rulemaking that implements the new or revised national ambient air quality standards (NAAQS) for PM2.5, lead, NO2, and SO2 by revising the Chapter 22 requirements for construction permit »
IDNR has proposed an air quality rulemaking that will: 1) Adopt recent federal amendments to three existing air toxics standards and two existing new source performance standards (NSPS), which will provide regulatory benefits for stationary »
IDNR has scheduled three additional public hearings for the proposed Chapter 17 Compliance and Enforcement Procedures. Information on how Chapter 17 will be implemented has also been provided on IDNR's website.The three hearings are scheduled as »
The following is a summary of the items discussed during the May 17, 2012 IDNR Client Contact Meeting:IDNR expects EPA will designate Muscatine County as nonattainment for the 1-hour SO2 NAAQS. IDNR has began preliminary modeling Muscatine County »
IDNR has made proposed changes to the Iowa Administrative Code available for public review and comment. The proposed changes include: Eliminating the Iowa-specific stack testing methods (the Compliance Sampling Manual) and adopting the federal »
IDNR is extending the comment period for the proposed 567 IAC 17 Compliance and Enforcement Chapter (was 9A, now 17) to August 16. Comments were originally due April 23, and a public hearing was also held on that date. The goal of the proposed »
A proposed administrative rulemaking that will affirm the variety of compliance and enforcement options the DNR may consider in responding to possible violations of environmental statutes, rules, and permits has been approved by the Environmental »
DNR has made new meteorological data available for use in the AERMOD dispersion model. The data consist of 19 five-year sets for the period of 2005-2009. Nine new sites have been added that were not included in the 2000-2004 datasets. Changes to the »
The following is a summary of several the items disussed during the February 23, 2012 IDNR Client Contact Meeting: IDNR is expecting to keep Title V fees at $56/ton. IDNR is reviewing current emission standards and exemption thresholds in light of »
January 30, 2012NSPS Semiannual ReportMACT Semiannual ReportJanuary 31, 2012Annual Water Use Report March 1, 2012Tier II Hazardous Chemical Inventory Report Biennial Hazardous Waste ReportMarch 31, 20122011 GHG Emissions Report ( Federal GHG »
The proposed change in Chapter 33 deals with maintaining Environmental Protection Agency (EPA) approval of Iowa's Prevention of Significant Deterioration (PSD) program. EPA finalized PSD regulations for PM2.5 on December 21, 2010. This summary is »
IDNR has posted a revised PSD Application Guidance document to assist permit applicants. Changes were made to the PSD guidance to bring it up to date with new regulations and a document was prepared describing the changes that were made. IDNR is »
The Iowa Environmental Protection Commission set the Title V air operating permit fee for calendar year 2010 emissions at $56 per ton of emissions. The fee and appropriate forms must be submitted by July 1, 2011. Click to view the letter sent to »
IDNR is holding a public hearing to gather comments on the proposed changes to the air quality rules that incorporate the federal GHG Tailoring Rule requirements into the state's Title V and PSD air quality rules.The meeting is scheduled for »
IDNR has posted a document outlining the frequently asked questions they have received regarding the GHG tailoring rule and associated responses.
IDNR has posted several documents providing information on the requirements for stationary engines in the National Emission Standards for Hazardous Air Pollutants (NESHAP) for Reciprocating Internal Combustion Engines (RICE). This includes »
IDNR has formed a workgroup to provide input to the DNR and explore approaches for implementing the PM2.5 standard in Iowa. Meetings are tentatively scheduled for June 9, June 23, July 8, August 5, September 2, October 7, and November 4, 2010 at »
Any Prevention of Significant Deterioration (PSD) permits issued on or after April 12 that include significant increases in NO2 emissions must contain a demonstration that the source's allowable emissions will not cause or contribute to a violation »
All ethanol producers and all facilities subject to Title V Air Operating Permit Program are required to submit a greenhouse gas (GHG) inventory by March 31, 2010. DO NOT use the reporting spreadsheets from last year - IDNR has updated the »
Form updates: There were minor updates made to the inventory forms in December 2009. Please note the following 2 updates:NAISC code and description were added to Form 1.0 in addition to the SIC code. A specific 6-digit NAICS code for your facility »
Tier II Emergency and Hazardous Chemical Inventory Reportdue March 1, 2010 Biennial RCRA Hazardous Waste Reportdue March 1, 2010 Title V Emissions Inventory (including greenhouse gas emissions)due March 31, 2010 Title V Annual Compliance »
The American Recovery and Reinvestment Act (ARRA) of 2009 provided Iowa with $1.73 million to promote diesel emissions reduction projects that stimulate the economy and create and retain jobs. The Reduce Iowa's Diesel Exhaust (RIDE) program was »
Tier II Emergency and Hazardous Chemical Inventory Report due March 1, 2009 Large Quantity Generator Hazardous Waste Reportdue March 1, 2009 Title V Emissions Inventory (including greenhouse gas emissions)due March 31, 2009 Title V Annual »
IDNR has provided notice and opportunity for comment on the proposal to allocate allowances for NOx under the Clean Air Interstate Rule Compliance Supplement Pool. The deadline for comments is August 3, 2009.
A registration form may need to be submitted to the DNR prior to installing a stationary internal combustion engine rates at less than 400 hp after March 18, 2009. New registration forms posted on the IDNR website will guide owners and operators »
The data tables from the IDNR greenhouse gas inventory report, "2008 Greenhouse Gas Emissions from Selected Iowa Source Categories," have been made available for public review on the IDNR website.
IDNR has made two presentations available on their website:Guidance on air quality regulations and permitting of engines Area Source NESHAP implementation in IowaAir Quality Bureau MeetingThe IDNR Air Quality Bureau has scheduled a meeting for »