- Oklahoma City, OK
- Tulsa, OK
- Salt Lake City, UT
- Springdale, AR
- Greenville, SC
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.
As of June 12, 2017, the Environmental Protection Agency (EPA) has signed a notice to propose to implement a two (2) year stay of certain requirements of the "Oil and Natural Gas Sector: Emissions Standards for New, Reconstructed, and Modified »
The South Dakota Department of Environment and Natural Resources (DENR) has developed its 2017 annual ambient air monitoring network plan, which is a review of the ambient air monitoring network as required by Title 40 of the Code of Federal »
Trinity Consultants, Inc., an international environmental consulting firm that specializes in industrial air quality issues, has named Adam Erenstein as manager of its Albuquerque, NewMexico office. A former Air Inspector with the Maricopa County »
Business sustainability is rooted in the concept of the triple bottom line, which aims to balance performance and growth through fiscal stewardship, environmental stewardship, and social responsibility. An essential component of business »
It's finally here! We are eager to introduce HExFRAG, the high explosive fragmentation module of ExDAM. This module will enable modelers to compute secondary injuries caused by fragmentation using the results of an individual explosion generated by »
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 following environmental regulatory actions were published in the U.S. Federal Register during September 2016. Select the hyperlink to view the complete Federal Register notice. For assistance in determining how any of these issues may affect your facility, please contact your local Trinity office at (800) 229-6655.
Announcement of a 60-day public comment period for the draft Integrated Risk Information System (IRIS) toxicological review of ethyl tertiary butyl ether (ETBE), until 10/31/2016.
Notice of guidance for regulated entities and state and federal regulators to use existing, available information technology to electronically report data required by the NPDES permit program rather than filing written paper reports.
Final rule adding tens sites to the General Superfund section of the CERCLA National Priorities List. Proposed rule published simultaneously.
Final decision on issues of reconsideration pertaining to the 2/1/13 final amendments to the Area Source Boilers Rule, retaining the subcategory and separate requirements for limited-use boilers and amending three reconsidered provisions regarding the alternative particulate matter (PM) standard for new oil-fired boilers; performance testing for PM for certain boilers based on their initial compliance test; and fuel sampling for mercury (Hg) for certain coal-fired boilers based on their initial compliance demonstration, and making additional minor changes, corrections, and clarifications.
Notice of availability of preliminary lists of units eligible for allocation of emission allowances under the Cross-State Air Pollution Rule.
Notice of availability of the "Policy Assessment for the Review of the Primary National Ambient Air Quality Standards for Nitrogen Dioxide--External Review Draft" for public comment by 12/8/2016.
Final rule enabling eligible Indian tribes to obtain authority to identify impaired waters on their reservations and to establish TMDLs, which serve as plans for attaining and maintaining applicable water quality standards.
Final rule amending the TSCA Chemical Data Reporting regulations by extending the submission deadline for 2016 reporting from 9/30/2016 to 10/31/2016.
Withdrawal of 8/11/2016 direct final rule providing a technical correction to the NAAQS for particulate matter due to adverse comment.
Notice that EPA is considering establishing federal baseline water quality standards for certain Indian reservation waters to narrow a long-standing gap in coverage of Clean Water Act protection, and requesting public comment by 12/28/2016.
Proposal to amend the electronic reporting requirements for the NESHAP for coal and oil-fired electric utility steam generating units (the Mercury and Air Toxics Standards (MATS)).
Direct final rule extending the implementation deadline for certain facilities subject to the final rule establishing pretreatment standards under the Clean Water Act for discharges of pollutants into publicly owned treatment works from onshore unconventional oil and gas extraction facilities. Proposed rule published simultaneously.