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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.
On February 4, 2019, EPA proposed amendments to 40 CFR Part 63, Subpart NNNNN, National Emission Standards for Hazardous Air Pollutants (NESHAP) from the Hydrochloric Acid Production (referred to as HCl MACT). EPA anticipates that the proposed »
On March 1st, 2019, the Oregon Department of Environmental Quality (DEQ) released the Cleaner Air Oregon (CAO) prioritization results, which identified facilities in Oregon that will likely be called into the program during the first 12 months »
In January 2019, Trinity Consultants (Trinity) acquired The Redstone Group (Redstone), a consulting services provider of international chemical control laws, and EHS auditing, compliance and permitting.Redstone has deep expertise and advises clients »
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.
On July 18, 2018, the Washington Department of Ecology (Ecology) announced that the agency is initiating rulemaking to update the state's permitting rules for toxic air pollutants in WAC »
On March 13, 2018, the United States District Court for the Northern District of California issued an order in the case of Sierra Club and A Community Voice-Louisiana vs. Scott Pruitt, which »
On October 6, 2017, EPA announced that the Plywood and Composite Wood Products (PCWP) Information Collection Request (ICR)/survey was sent to approximately 400 facilities via certified »
Spray coating operations, often historically overlooked as an industrial activity of concern, are now receiving more scrutiny from air quality agencies. Multiple industries are seeing an uptick »
On January 17, 2017, the U.S. EPA published a final rule that revises the Guideline on Air Quality Models (40 CFR Part 51, Appendix W). This publish date had established February 16 as the »
On September 15, 2016, Washington Department of Ecology (Ecology) finalized the Washington Clean Air Rule to cap and reduce carbon pollution. The Clean Air Rule was first proposed on January »
On April 29, 2016, King County Superior Court Judge Hollis Hill ruled that Ecology must deliver a Greenhouse Gas (GHG) emissions reduction rule by the end of 2016. This case began as a »
On September 15, 2016, Washington Department of Ecology (Ecology) finalized the Washington Clean Air Rule to cap and reduce carbon pollution. The Clean Air Rule was first proposed on January 5, 2016, with a second proposal released on May 31, 2016. »
On April 29, 2016, King County Superior Court Judge Hollis Hill ruled that Ecology must deliver a Greenhouse Gas (GHG) emissions reduction rule by the end of 2016. This case began as a petition for rulemaking initiated by the Western Environmental »
On April 27th, Ecology held a webinar to discuss the future of Washington's Clean Air Rule. The discussion included: stakeholder comments on the withdrawn version of the proposed Clean Air Rule, anticipated updates to the proposal, and an »
The Washington Department of Ecology (Ecology) was recently directed by Governor Jay Inslee to prepare a draft Clean Fuel Standard (CFS) and engage with legislators, the public, and other interested parties. In response to this directive, Ecology »
The United States Environmental Protection Agency (USEPA) is proposing to redesignate to attainment status the entire Tacoma-Pierce County non-attainment area, which is currently designated as a non-attainment area for the 24-hour fine particulate »
In a January 7, 2015 Federal Register Notice (80 FR 838), EPA has proposed to approve revisions to Washington's State Implementation Plan (SIP) for Prevention of Significant Deterioration (PSD) and Nonattainment New Source Review (NNSR). Currently, »
On November 25, 2014, the U.S. EPA proposed to strengthen the National Ambient Air Quality Standards (NAAQS) for ground-level ozone. The current primary ozone standard (finalized in 2008) is 75 ppb. Two new NAAQS for ozone have been proposed, a »
On December 3, 2014 Washington Department of Ecology (Ecology) officially announced the reissuance of the Industrial General Stormwater Permit (ISGP) which covers nearly all facilities in Washington that have historically or have the capability to »
The Department of Ecology is in the process of revising and reissuing the Industrial Stormwater General Permit (ISGP) for sources in Washington State. Ecology released the draft ISGP earlier this month. This draft permit is open for public comment »
Facilities in Washington that trigger EPA’s greenhouse gas (GHG) reporting requirements must also report their GHG emissions for the 2013 calendar year to Ecology by March 31, 2014. EPA’s electronic GHG reporting tool (e-GGRT) and Washington’s »
Washington's Department of Ecology just released its proposed rule for GHG emission requirements for petroleum refineries. This rule establishes reasonably available control technology (RACT) requirements in the form of emission standards and »
All facilities and transportation fuel suppliers must register with Ecology by September 1, 2013 and report GHG emissions using Ecology's web-based tool by October 31, 2013. Facilities that trigger both Ecology's and EPA's GHG reporting »
Ecology is currently developing a web-based tool to enable reporters to electronically submit their annual GHG reports. Ecology’s tool will be compatible with both EPA’s Electronic Greenhouse Gas Reporting Tool (e-GGRT) and DOL’s fuel tax database »
On April 12, 2012 EPA sent out letters to each state and tribal leader to provide a status update on efforts to implement the 1-hour primary National Ambient Air Quality Standard (NAAQS) for sulfur dioxide (SO2) that was promulgated in June 2010. In »
As a reminder, facilities and suppliers that trigger greenhouse gas (GHG) emissions reporting to EPA under 40 CFR 98 must comply with the following timelines for filing their GHG annual reports for reporting year 2011 (RY2011). All registration, »
Ecology’s website now includes specific guidance for addressing Greenhouse Gas (GHG) emissions and climate change impacts as a component of environmental reviews conducted under Washington’s State Environmental Policy Act (SEPA). In addition to this »
On July 1, 2011, EPA signed the Deferral for CO2 Emissions from Bioenergy and Other Biogenic Sources under the Prevention of Significant Deterioration (PSD) and Title V Programs. According to the pre-publication copy of the rule currently available »
The Washington Department of Ecology (Ecology) has recently proposed a number of changes to its core air permitting rules in WAC 173-400. The new rulemaking effort is not affected by Governor Gregoire’s recent executive order to suspend »
On March 19, 2010, Governor Christine Gregoire signed Substitute Senate Bill (SSB) 6373, which significantly changes Washington's Greenhouse Gas (GHG) reporting statute. The overall result of these modifications is to more closely align Washington's »
Last week, the Washington Department of Ecology provided an update on the status of the state mandatory greenhouse gas (GHG) reporting rule, which will be established under Chapter 173-441 of the Washington Administrative Code (WAC), to the Advisory »
On February 6, 2009, the Washington Department of Ecology posted updated partial draft rule language for Chapter 173-441 of the Washington Administrative Code (WAC) - Reporting Emissions of Greenhouse Gases (GHG). This partial draft rule language »
On March 5, 2009, EPA published proposed revisions to 40 CFR 63 Subpart ZZZZ - National Emission Standards for Reciprocating Internal Combustion Engines (RICE MACT). In the revisions, EPA proposed to set emission limits for formaldehyde, benzene, »
On December 22, 2008, the Environmental Protection Agency (EPA) Region 10 designated seven new PM2.5 nonattainment areas in the states of Washington, Oregon, Idaho and Alaska. The 24-hour National Ambient Air Quality Standards (NAAQS) for fine »
On March 31, 2009, the Washington Department of Ecology issued updated draft rule language for Chapter 173-441 of the Washington Administrative Code (WAC), "Reporting Emissions of Greenhouse Gases (GHG)," for Advisory Committee review. This draft »