- Toledo, OH
- Albuquerque, NM
- Lake Charles, LA
- Farmington, NM
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.
For the last decade, EPA has been revising, updating, fixing bugs, and introducing beta options in the AERMOD model with the goal of providing a dispersion modeling tool that is dependable, accurate, and reflective of the best current science. »
Tier I BACT (Best Available Control Technology) is a function of what similar facilities are deploying for a particular pollutant and is usually a function of time. Depending on if the permit is being filed for Minor versus Major NSR permit »
In 2018, Rob Large joined Trinity Consultants as Managing Consultant on the EHS Performance & Risk Management team. Rob has more than 28 years of environmental and occupational health and safety compliance experience and over 17 years of auditing »
The ISO 45001:2018 Occupational Health and Safety Management System (OHSMS) standard was published in March 2018, replacing the OHSAS 18001:2007 OHSMS standard. Publication of this new standard is part of a broader effort by the International »
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.
There is much happening in Michigan. Several major regulatory updates are in progress; new legislative initiatives have been proposed and are making their way through the House and Senate; and Governor Snyder is promoting a couple measures of his »
The Michigan State Senate is considering a package of three (3) bills that would affect some reform on the Michigan Department of Environmental Quality (MDEQ). The bill package includes Senate Bill Nos. 652, 653, and 654. These bills would establish »
USEPA issued revisions to 40 CFR Part 370 that will affect Tier II reporting under Sections 311 and 312 of the Emergency Planning and Community Right-to-Know Act (EPCRA)\SARA Title III in 2018. These revisions are intended to better align EPCRA\SARA »
The Michigan Department of Environmental Quality (MDEQ) finalized changes to its hazardous waste regulations, Part 111, Hazardous Waste Management, on April 5, 2017. The changes were made to keep Michigan's hazardous waste management program »
On January 23, 2017, the Michigan Department of Environmental Quality (MDEQ) published for public comment The State of Michigan's Analysis of Interstate Transport of Fine Particulate Matter for the 2012 PM2.5 NAAQS (PM2.5 Transport SIP). The PM2.5 »
On December 20, 2016, the Michigan Department of Environmental Quality (MDEQ) issued final rule revisions to the Part 1, Part 2, and Part 9 air pollution control rules, covering definitions, air permitting rules and procedures, and other »
On October 13, 2016, the Michigan Department of Environmental Quality (MDEQ) submitted recommendations to the United States Environmental Protection Agency (USEPA) for area designations for the October 2015 ozone 8-hour National Ambient Air Quality »
The Michigan Department of Environmental Quality (MDEQ) announced on April 4, 2016, that several provisions proposed among the revisions to the air toxics rules will not be approved. MDEQ proposed significant changes to Michigan's air toxics rules »
On September 1, the State of Michigan announced plans to develop a state Carbon Implementation Plan to comply with the August 3, 2015 federal Clean Power Plan (CPP) rule. Under the rule, states are required to either develop a state plan for »
On August 20, 2015, the Michigan Department of Environmental Quality (MDEQ) released the proposed State Implementation Plan (SIP) for the 1-hour Sulfur Dioxide (SO2) National Ambient Air Quality Standard (NAAQS) nonattainment area, which includes »
On July 16, 2015, the Michigan Department of Environmental Quality (MDEQ) issued draft rule revisions to the Part 2 air pollution control rules, covering air permitting rules and procedures. The proposed revisions include the following:Updates to »
On June 1, 2015, the Michigan Department of Environmental Quality (MDEQ) issued initial threshold screening levels (ITSLs) for mercury and mercury compounds. Previously, toxicological impacts for emissions of mercury and mercury compounds were »
On March 3, 2015, the Michigan Department of Environmental Quality (MDEQ) issued revised guidance on the requirement to perform dispersion modeling for criteria pollutants when applying for a Permit to Install (PTI). It is MDEQ's position that all »
MDEQ has proposed a new exemption from the requirements of obtaining a Permit to Install (PTI) prior to commencement of construction of a minor source unit based on de minimus potential to emit (PTE). These levels are based on recommendations by the »
The Michigan Department of Environmental Quality (MDEQ) has proposed significant changes to Michigan’s air toxics rules based on recommendations from the Air Toxics Workgroup. Of the recommendations from the workgroup, the following changes will be »
The United States Environmental Protection Agency (USEPA) promulgated the revised primary annual National Ambient Air Quality Standards (NAAQS) for particulate matter less than 2.5 microns (PM2.5). The primary annual PM2.5 NAAQS was revised from »
The Michigan Department of Environmental Quality (MDEQ) has proposed significant changes to Michigan’s air toxics rules (Rules 224 through 232) based on recommendations from the Air Toxics Workgroup. Of the recommendations from the workgroup, the »
The Michigan Department of Environmental Quality (MDEQ) has drafted revised guidance on the requirement to perform dispersion modeling for criteria pollutants when applying for a Permit to Install (PTI). While it is MDEQ’s position that all sources »
Michigan's Office of Regulatory Reinvention (ORR) has pending revisions to the Michigan Mercury Rule under the Part 15 Rules which were originally enacted to comply with the Clean Air Mercury Rule (CAMR) affecting coal-fired power plants. The CAMR »
Two pending rule revisions are under review by Michigan's Office of Regulatory Reinvention (ORR) that could significantly impact Michigan's Permit to Install (PTI) issuance process under the Part 2 Rules. First, R 336.1201(4) [Rule 201(4)] currently »
On January 18, 2013, MDEQ renewed the one-year variance suspending the requirements of Rule 225, health-based screening level requirement for new or modified sources of air toxics, for emission units combusting natural gas as fuel, for all units »
Michigan currently has only one area designated nonattainment for fine particulates (PM2.5), the Detroitmetropolitan area (Southeast Michigan), which includes Livingston, Macomb, Monroe, Oakland, St. Clair, Washtenaw, and Wayne Counties. In October »
Annual Compliance Certifications (ACCs) are required for sources holding ROP permits and are due to MDEQ on March 15th unless otherwise specified in the ROP. Deviations must be reported on the Deviation Report Form EQP 5737, and a copy of the EQP »
Annual Emission Reports (AER)s are due to the Michigan Department of Environmental Quality (MDEQ) on March 15th for all permitted sources. The Michigan Annual Emission Reporting System (MAERS) is a web-based system that allows complete online AER »
- Detroit, MI
- Detroit, MI
- Southfield, MI