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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.
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.
Trinity Consultants has long been committed to assisting cement facilities with their regulatory compliance and environmental management needs.
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.
In March 2018, former U.S. Environmental Protection Agency (EPA) Administrator, Scott Pruitt, issued a guidance memorandum titled “Project Emissions Accounting Under the New Source Review Preconstruction Permitting Program.” Administrator Pruitt »
What's About to Happen?Ten counties, including a large portion of Weld County, are part of the Denver Metro North Front Range (DMNFR) ozone non-attainment area. The area is currently classified as "Moderate" for the 2008 standard and "Marginal" for »
Trinity Consultants, Inc.® (Trinity), an international environmental, health, and safety consulting firm, announces that it has acquired Ecological Survey & Assessment Limited (ECOSA) of North Baddesley, Hampshire, U.K. ECOSA collaborates with »
This article provides a brief overview of audit preparation guidance and tips, that are intended to equip environmental staff to work effectively with internal or external auditors. This is the first in a series-future articles will provide more »
Leak Detection and Repair (LDAR) involves finding facility components that are leaking and fixing them. The U.S. Environmental Protection Agency (EPA) has a long history of regulating industries (such as petroleum refining and chemical »
Trinity's Environmental Quarterly (EQ) magazine covers environmental regulatory developments as well as topics related to corporate environmental performance.
all issues from 2009
These papers, presentations, and articles were authored by the staff of Trinity Consultants for presentation at various conferences.
all papers & presentations
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.
On January 14, 2019, the updates to the Exempt Source/Conditionally Insignificant Activities Rules became effective. These rules were previously discussed in our February and April 2018 eNews »
The Minnesota Pollution Control Agency (MPCA) hosted a winter air modeling seminar on Tuesday, January 15, 2019 in their St. Paul office. The event fostered conversation regarding air modeling, »
On November 5, 2018 the Minnesota Pollution Control Agency (MPCA) officially adopted rule updates to the exempt source/conditionally insignificant activities chapters in the Minnesota »
The Minnesota Pollution Control Agency (MPCA) is in the process of amending portions of chapters 7005, 7007, 7008, 7011, and 7019 of the Minnesota Administrative Rules. The purpose of these »
As discussed in our February 2018 eNews, the Minnesota Pollution Control Agency (MPCA) proposed several amendments to the air rules found in the Minnesota Administrative Rules regarding exempt »
The Minnesota Pollution Control Agency (MPCA) has announced it is currently considering removing the older, non-current, air quality permits from their website. This service has long been »
The Minnesota Pollution Control Agency (MPCA) recently announced that it will no longer accept emission calculation date generated by TANKS 4.09d. The EPA announced it will no longer support »
The Minnesota Pollution Control Agency (MPCA) has announced it is currently considering removing the older, non-current, air quality permits from their website. This service has long been available to the public for free, but the MPCA is now »
The Minnesota Pollution Control Agency (MPCA) recently announced that it will no longer accept emission calculation date generated by TANKS 4.09d. The EPA announced it will no longer support the outdated software of TANKS 4.09d and has been warning »
Trinity Consultants will be presenting on two topics during the Air and Waste Management Association - Upper Midwest Section's annual Conference on the Environment (COE) on Wednesday, November 7, 2018 at the Minneapolis Convention Center. If you »
The South Dakota Department of Environment and Natural Resources (DENR) has proposed to increase air fees for businesses that are subject to Title V air quality permitting. This change will amend the Administrative Rules of South Dakota (ARSD) »
In May 2018 the Minnesota Pollution Control Agency (MPCA) launched an additional electronic service (e-Services) in order to allow facilities to submit reissuance applications for individual air permits. The use of e-Services is not yet mandatory »
On August 1, 2018, the Minnesota Pollution Control Agency (MPCA) released its Annual Permitting Efficiency Report, which can be found online here. This report is required under the Minnesota Statutes §116.03, subd. 2b, which codifies timeline goals »
As environmental managers are planning for 2018, one thing to plan for is Minnesota's update to Minn. R. 7011.2300 Standards of Performance for Stationary Internal Combustion Engines (IC engines). No later than January 31, 2018, owners and operators »
A new Aviation Facility Part 70 General Permit will be available on August 31, 2017 from the Minnesota Pollution Control Agency (MPCA). Facilities whose operations include painting or refinishing aircraft or aerospace vehicles and are a major source »
On June 8, 2017, the Minnesota Pollution Control Agency (MPCA) published a draft version of the Air Quality Dispersion Modeling Practices Manual (the manual) for 2017-2018. This draft of the manual shows the MPCA's proposed redlined updates, and the »
On December 27, 2016, updates to various sections of the Minnesota Air Rules (Minn. R.), collectively referred to as the Omnibus Air Rules, went into effect. The adopted rules are available online here. Overall, the adopted Omnibus Air Rules »
Are you confident your facility is compliant with Minnesota's noise requirements?Does your facility have noises issues or concerns?Are you minimizing your risk of a future noise complaint?Below is some helpful information to point environmental »
The Minnesota Pollution Control Agency (MPCA) has announced the estimated value for the 2017 air emission inventory fees. This value is calculated by dividing the "fee target," or the total dollar amount appropriated by the legislature from the »
On September 20th, 2016, the Minnesota Pollution Control Agency (MPCA) launched the new air dispersion modeling Electronic Service (e-Service). This new e-Service allows facilities to submit modeling protocols online, rather than using the AQDM-01 »
On October 10, 2016, the Minnesota Pollution Control Agency (MPCA) submitted a draft State Implementation Plan (SIP) revision for public notice to address a "SIP call," issued by the US Environmental Protection Agency (EPA), to satisfy the state's »
The MPCA's Risk Evaluation and Air Modeling Unit has developed practices and procedures regarding the use of the BETA Adjusted U-Star (ADJ_U*) option in air dispersion modeling analyses conducted with AERMOD. U* is a measure of surface friction »
The Minnesota Pollution Control Agency (MPCA) recently announced that a new Part 70 Multi-Site Mineral Processing General Permit is under development. This new Part 70 general permit will be similar to the currently available state-level »
On February 10, 2016, the Minnesota Pollution Control Agency (MPCA) released an updated version of the draft silica sand facility rules, which are available for review on the MPCA's website, here.The MPCA published a preliminary draft of its silica »
The Minnesota Pollution Control Agency (MPCA) has launched several publicly available new modeling tools for use in modeling analyses.Ozone DataThe MPCA has pre-processed hourly ozone data ready to download for several locations throughout the state »
The Minnesota Pollution Control Agency (MPCA) has drafted a document, "Proposed National Ambient Air Quality Standards Modeling Strategy," that outlines its proposed modeling strategy to address the new National Ambient Air Quality Standards (NAAQS) »
April 5, 2015 was the start date of the 2015-2020 industrial stormwater permit. There are several things the MPCA wants permittees to know regarding the 2015-2020 sampling, including:No sampling requirements until July 1: Quarterly sampling »
On January 29, 2015, Minnesota Pollution Control Agency (MPCA) released a Draft Part 70 General Permit for Low-Emitting Facilities. The General Permit is intended for certain low-emitting coating, combustion and manufacturing facilities located in »
Federal Reporting RemindersMarch 1, 2015*Tier II Emergency and Hazardous Chemical Inventory ReportMarch 31, 2015GHG Emissions Report for 2014 Reporting Year(GHG Mandatory Reporting Rule)July 1, 2015Toxics Release Inventory (TRI)*Please note that »
In 2013, the Minnesota Legislature directed the Minnesota Pollution Control Agency (MPCA) to amend the definitions of two terms in the state air pollution control rules: Potential emissions and Potential to Emit, Minnesota Rules, Part 7005.0100 »
Effective March 13, 2014, all facilities with a Title V permit can now submit the Annual Compliance Certification (ACC) solely to the Minnesota Pollution Control Agency (MPCA).Currently, facilities in Minnesota with a Title V permit, must submit an »
The Minnesota Pollution Control Agency (MPCA) proposed amendments to the rules governing mercury air emissions reporting and reduction, including Minnesota Rules Chapters 7005, 7007, 7011, and 7019. The amendments are meant to help Minnesota reach »
In July of 2013 the Minnesota Pollution Control Agency (MPCA) released an update to their Guidance for Air Quality Dispersion Modeling document for the first time since October of 2004. A copy of this 2013 modeling guidance can be found at this »
On September 17, 2012, the Minnesota Pollution Control Agency (MPCA) published a public notice of Request for Comments in the State Register for the proposed Omnibus rule. The Omnibus rule looks to modify Minnesota Rules Chapters 7002, 7005, 7007, »
A group of Minnesota state agencies unveiled a website to track the development of potential regulations for silica sand mining, processing, and transportation operations in Minnesota. The website is meant to be a singular resource for interested »
On July 16, 2013, the Minnesota Pollution Control AgencyMinnesota (MPCA) held a meeting on how and why they have made changes to the air dispersion modeling guidance and discussed other changes and tools that will aid in streamlining air dispersion »
On February 6, 2013, the Environmental Protection Agency (EPA) published the Approval and Promulgation of Air Quality Implementation Plans; States of Minnesota and Michigan; Regional Haze State Implementation Plan; Federal Implementation Plan for »
The Minnesota Pollution Control Agency (MPCA) is updating the draft mercury rule, published in July 2012, following the Environmental Protection Agency's (EPA's) final publication of National Emission Standard for Hazardous Air Pollutants (NESHAP) »
Rule Implementation TimelineOn December 24, 2012, the Minnesota Pollution Control Agency (MPCA) published a notice adopting federal air permit thresholds for Greenhouse Gas Emission Rules in the State Register.These latest rules were proposed on »
January 30, 2013Semi-Annual Deviation ReportJanuary 31, 2013Annual Compliance CertificationMarch 31, 2013Annual Report - General Stormwater Permits for Industrial Activity April 1, 2013Air Emissions Inventory*This is not an exhaustive list of the »
On August 15, 2012 The U.S. Environmental Protection Agency (USEPA) published in the Federal Register a proposed Federal Implementation Plan (FIP) covering taconite facilities in Minnesota and Michigan. USEPA found that Minnesota and Michigan have »
On April 3, 2012, the Governor signed the State of Minnesota Senate environmental permitting bill (S.F. No. 1567) which includes updates to the permitting efficiency legislation, water supply plans/demand reduction, and some environmental review »
Don't forget the busy reporting season that is coming up during the first half of 2012. If you need assistance with any of these reports, please call your Trinity Consultant contact at (651) 275-9900 or email Liz Reid at »
As of July 25, 2011 the MPCA will require an Air Dispersion Modeling Protocol to be submitted in advance of any air dispersion modeling. The modeling protocol must be submitted using forms AQDMP-01 and AQDMPS-01. Applicants must receive approval of »
If your facility is counting on the recent deferral of biogenic carbon dioxide (CO2) emissions from greenhouse gas permitting to avoid the requirement to apply for a Title V permit by July 1, 2012, you may be surprised to find out that you may still »
As of June 8, 2011 the MPCA will accept the following reports by e-mail attachment:Annual Compliance CertificationsApplicable National Emissions Standards for Hazardous Air Pollutants (NESHAP) ReportsCalibration Error Audits (CEA)Cylinder Gas Audit »
The Minnesota Pollution Control Agency (MPCA) has issued rules that add greenhouse gases (GHGs) to permitting regulations. All facilities must calculate their GHG potential to emit (PTE) by July 1, 2012. Highlights of these changes to Minnesota »
Beginning for reports due in 2011, Minnesota now requires large inventory type permit holders to submit emission inventory reports electronically. The deadline for electronic reports has been extended from April 1st to May 1st, 2011. Emission »
On March 3, 2010, U.S. EPA amended the National Emission Standards for Hazardous Air Pollutants (NESHAPs) for existing stationary compression ignition (CI) reciprocating internal combustion engines (RICE), 40 CFR Part 63 Subpart ZZZZ. As part of »
MPCA is charging new air permitting fees based on a rule published on March 8, 2010 in the State Register (effective March 15, 2010). Permit applications that were received by MPCA on and after July 1, 2009, but before March 15, 2010, are subject to »
Kari Palmer with the Minnesota Pollution Control Agency spoke recently at an event hosted by the Minnesota Environmental Initiative, at which she reviewed recent air quality monitoring data from ambient monitoring sites at various locations »
On April 21, 2010, U.S. EPA Administrator Lisa Jackson announced the appointment of Dr. Susan Hedman as EPA Region 5's Regional Administrator. Dr. Hedman was selected by President Barack Obama to run the region which includes Illinois, Indiana, »
Federal Reporting RemindersMarch 1, 2014 Tier II Emergency and Hazardous Chemical Inventory ReportMarch 31, 2014 2013 GHG Emissions Report (GHG Mandatory Reporting Rule)NOTE: Global Warming Potentials have changed, previously unsubject facilities »
Status of Minnesota's Toxics in Packaging Program: biennial report located here . SDS Permit Manure Storage Structure Fact Sheet, located here .
The MPCA is planning to promulgate new rules regulating the reporting and reduction of mercury emissions. For more information on the MPCA's plans, see the bottom of page two of this document .
The Governor's awards honor organizations who exemplify leadership in pollution prevention and reduction. Awards are granted in three categories, business/nonprofit, government, and partnership. Example projects include energy efficiency and »
The public hearing and comment period has now ended for the new air and water permit fees . The MPCA is expecting a report from the Administrative Law Judge any day. Once the report is received, the MPCA will send a request to the governor to adopt »
Because EPA has only very limited data and guidance related to estimating emissions from the combustion of biofuels, the MPCA has taken it upon itself to collect data and develop emission factors. Initial data collection efforts were focused on »
MPCA has made available standardized air modeling (SAM) spreadsheets for both stationary and mobile sources. The primary goals of these tools are to better communicate agency expectations to air permit applicants and to standardize air dispersion »
The chemicals subject to reporting include hydrofluorocarbons (HFCs), perfluorocarbons (PFCs), and sulfur hexafluoride (SF6), which are commonly used in refrigeration and air conditioning applications as well as foam insulation, fire protection, and »
As a delegated state, the MPCA was required to implement by July 15, 2008 the changes to the PSD program contained in EPA's "Final Rule for Implementation of the New Source Review (NSR) Program for Particulate Matter Less Than 2.5 Micrometers »