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 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 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.
There has been another change in the effective date of the Risk Management Program (RMP) rule revisions and several other actions taken to delay, modify, or eliminate the RMP rule revisions. On March 13, U.S. EPA Administrator Scott Pruitt »
The State of Illinois has received final authorization from the United States Environmental Protection Agency (USEPA) for certain changes to the state's hazardous waste program under the Resource Conservation and Recovery Act (RCRA). Periodic »
Trinity Consultants, Inc.® (Trinity), an international environmental consulting firm that specializes in industrial air quality issues, announces that Mr. Brian Holland, Senior Scientific Software Specialist/Meteorologist has earned the »
The new ISO 14001:2015 standard incorporates several new themes as well as introduces a new organizational structure for environmental management system (EMS) design and implementation. Perhaps the most significant theme is the need to incorporate »
We are excited to bring you 3 updates to your air dispersion modeling software. The new enhancements and features in these updates include the latest U.S. EPA executables as well as improved options to expedite model run time.BREEZE AERMOD Version »
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.
The Air Pollution Control Division (APCD) will hold a stakeholder meeting to discuss potential revisions to Regulation 7, including incorporation of EPA’s Control Technology Guidelines, BLM’s flaring rule and other control measures. The meeting will »
The Air Pollution Control Division (APCD) has released a revised Air Pollution Emission Notice (APEN) for loading of liquid hydrocarbons at oil and gas facilities. Form APCD 208 is available from the APCD website. All oil and gas APENs are »
On October 20, 2016, the U.S. Environmental Protection Agency issued final Control Techniques Guidelines (CTGs) for reducing smog-forming volatile organic compound (VOC) emissions from existing oil and natural gas equipment. Note that CTGs are not »
The Colorado Department of Public Health & Environment (CDPHE) Air Pollution Control Division (APCD) is offering a complimentary training on October 19, 2016 in downtown Denver to educate industry on the condensate tank system-wide requirements »
The Colorado Department of Public Health & Environment (CDPHE) Air Pollution Control Division (APCD) recently revised specialty Air Pollution Emissions Notices (APEN) for concrete batch plants, diesel engines, and glycol dehydration units. The »
The Oil & Gas Unit of the Air Pollution Control Division has revised the template forms, guidance document, and review process for Operating and Maintenance (O&M) Plans for oil and gas sources. The new templates and guidance for using the »
In July, the CDPHE - Air Pollution Control Division (Division) released a revised Emissions Permit/APEN Cancellation Request (Form APCD-107) to aid in the cancellation of permits/APENS associated with:Equipment producing air emissions has been »
Proposed changes to Regulation 7, Control of Ozone via Ozone Precursors and Control of Hydrocarbons via Oil and Gas Emissions, include revisions or additions to the following sections: use of cleaning solvents, graphic arts and printing, stationary »
The Oil and Gas Unit of the Air Pollution Control Division (APCD) is currently revising the template forms and the review process associated with submittals of operating and maintenance (O&M) plans for air emissions permits for oil and gas »
The Environmental Protection Agency took final action on determinations for each of the 36 areas that are currently classified as "marginal" for the 2008 ozone National Ambient Air Quality Standards (NAAQS), including the one in Colorado. The »
The Air Pollution Control Division (APCD) of the Colorado Department of Public Health and Environment (CDPHE) has released a revised Air Pollutant Emissions Notice (APEN) form specifically for Mining Operations. This form, also known as Form »
Important highlights from the CDPHE Air Pollution Control Division (APCD) Ozone "bump-up" meeting on March 17 include:The stakeholder meeting was held to discuss the regulatory revisions needed to address the SIP (State Implementation Plan) package »
It is that time of the year when large facilities involved in manufacturing, mining, electric power generation, chemical manufacturing and hazardous waste treatment covered by the Toxic Release Inventory (TRI) Program need to prepare and submit TRI »
The CDPHE has released new addendum form (APCD 214) that must accompany an APEN submittal (APCD 213) for a diesel engine subject to NSPS IIII. Note that this addendum is required only for initial applications and AOS permanent replacements and is »
The CDPHE (Colorado Department of Public Health and Environment) Air Pollution Control Division (APCD/Division) has released guidance documents dealing with frequently asked questions (FAQ) on well unloading, Storage Tank Emission Management (STEM) »
On October 1, 2015, the U.S. Environmental Protection Agency (EPA) announced the new National Ambient Air Quality Standards (NAAQS) for ground-level ozone. Originally proposed as one of the six criteria air pollutants under the Clean Air Act, ozone »
The Colorado Air Pollution Control Division (CAPCD) has announced a complimentary training on October 21, 2015 in downtown Denver to outline the Condensate Tank System-Wide Control and Reporting Requirements from Regulation No. 7, Section XII.The »
The Air Pollution Control Division (APCD) of the Colorado Department of Public Health and Environment (CDPHE) has released a new Air Pollutant Emissions Notice (APEN) form specifically for boilers, hot oil heaters and process heaters. This form also »
The EPA is required, by September 30, 2015, to sign the final actions of a proposed amendment issued on May 15, 2014 to further control toxic air emissions from petroleum refineries. This proposed amendment, which is part of the Clean Air »
The Colorado Department of Public Health (CDPHE) Air Pollution Control Division (APCD) announced the revision of the General Air Pollutant Emissions Notice (APEN) form (Form APCD-200). The new form has undergone significant improvements that is »
The U.S. EPA has determined that Colorado’s Regulation 1 sections regarding affirmative defense for excess emissions during startup, shutdown, and malfunction are “inadequate” and must be repealed by November 22, 2016. At a stakeholder meeting on »
On March 2, 2015 the Colorado Oil and Gas Conservation Commission (COGCC) adopted amendments to the 600‐Series and 100‐Series rules to codify lessons learned during the September 2013 flood event in Northeast Colorado’s Denver‐Julesburg (DJ) Basin. »
On April 1, 2015 the Colorado Air Pollution Control Division (APCD) announced the release of the revised Form APCD-105 to coincide with current applicability criteria contained in Colorado Oil and Gas Conservation Commission (COGCC) Rule 805. Click »
Effective March 20, 2015, the Colorado Oil and Gas Conservation Commission's (COGCC) Form 42 has been revised to accommodate changes to Rule 316C and to reflect notices to Colorado Department of Public Health and Environmental (CDPHE) required by »
Are you responsible for oil and gas facilities subject to the Leak Detection and Repair (LDAR) requirements in Colorado's Air Quality Regulation No. 7? Trinity Consultants is offering a complimentary 90-minute webinar that will focus on the elements »
Two new rules, 317.r and 317.s with statewide requirements have been established by Colorado Oil and Gas Conservation Commission (COGCC) for permitting a well within 150 feet of another well. Rules are posted on COGCC website.Rule 317.r - Statewide »
On November 25, 2015, the U.S. EPA proposed to lower the primary National Ambient Air Quality Standards (NAAQS) for ozone from 75 ppb to a value in the range of 65 ppb to 70 ppb as a means of providing increase protection of public health. For the »
On January 16, 2015, the Colorado Department of Public Health and Environment (CDPHE) Air Pollution Control Division (APCD) made available evaluation criteria and application process for proposing an alternate Approved Instrument Monitoring Method »
On January 22, 2015 the Colorado Department of Public Health and Environment (CDPHE) Air Pollution Control Division (APCD) published a guidance document (PS Memo 14-04, Issuance 2) on Colorado Air Quality Control Commission Regulation No. 7. This »
A new version of the Air Pollution Emission Notice (APEN) for fugitive component leaks, including guidance documentation, is available. Operators are required to use this form for any submittals going forward. Titled "Fugitive Component Leak »
The Air Pollution Control Division (APCD) has released Volume 3 of the Frequently Asked Questions (FAQ) for the regulations revised earlier this year. The latest FAQ volume covers Regulation 7 topics such as aggregation of emissions, storage tank »
Use the Air Pollution Control Division's (APCD) form APCD-106, APEN/Permit Exempt Checklist, to assist with submittal requirements for select source categories, including heaters, boilers, land development, and some storage tanks.While checklists »
The Colorado Oil and Gas Conservation Commission (COGCC) has recently revised forms required in the oil and gas permitting process. The "Drilling Completion Report" otherwise known as "Form 5" has been modified to capture relevant information from »
The Colorado Oil and Gas Conservation Commission (COGCC) has recently revised forms required in the oil and gas permitting process. The "Oil and Gas Location Assessment" otherwise known as "Form 2A Cultural Setbacks Tab" has been modified to »
The Colorado Department of Public Health & Environment (CDPHE) has posted procedural guidelines to aid industry and operators in completing visible emissions evaluations relating to combustion devices (AQCC Regulation No. 7, Sections XII and »
On August 8, 2014 the Colorado Air Pollution Control Division (APCD) released the new general permit GP08 for oil and gas industry storage tanks. Key aspects of the new permit include:Establish enforcement emissions limit <6 tons VOC per year to »
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