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 Indiana Department of Homeland Security (IDHS) has reiterated in a recent discussion that all storage tank information must be submitted to IDHS for Construction Design Release (CDR) for installations of new storage tanks anywhere in »
The Indiana Department of Environmental Management (IDEM) now requires facilities to prepare Discharge Monitoring Reports (DMR), Monthly Monitoring Reports (MMR) and Monthly Reports of Operation (MRO) using the NetDMR system. NetDMR is for online »
The Indiana Department of Environmental Management (IDEM) is proposing to amend the rules at 326 IAC 2-1.1-3 concerning the operation of short term backup units. Typically, if an existing permitted emission unit or its control device at a source »
The United States Environmental Protection Agency (USEPA) published findings in the Federal Register (FR) on June 12, 2015 (80 FR 33839) which involves insufficient provisions for startup, shutdown and malfunction (SSM) emissions in certain State »
Lawrenceburg Township in Dearborn County, Indiana was designated as a marginal nonattainment area for the 8-hour ozone National Ambient Air Quality Standard (NAAQS) on May 21, 2012. In order for the Lawrenceburg Township to be considered for »
Coal Combustion Residuals (CCR) are fly ash, bottom ash, boiler slag, and flue gas desulfurization materials generated from burning coal for the purpose of generating electricity by electric utilities and independent power producers. The United »
The U.S. Environmental Protection Agency (USEPA) recently issued a supplement for the proposed approval of redesignation of the Indiana portion of the Louisville, Indiana-Kentucky area to attainment for the 1997 annual national ambient air quality »
The Indiana Department of Environmental Management (IDEM) has recently issued a first notice for proposed amendments to the existing regulations in 326 IAC 8-9 concerning stationary liquid storage vessels storing volatile organic liquid (VOL) »
During the 2015 legislative session, Indiana adopted Senate Enrolled Act 312, an addition to the Water Pollution Control article of the state code (IC 13-18), as a preventative measure to possible Above ground Storage Tank (AST) leaks or spills. SEA »
The Partners for Pollution Prevention is an organization comprised of Indiana industries, businesses, nonprofit organizations and governmental entities that are interested in pollution prevention as well as the financial and environmental benefits »
The Indiana Department of Environmental Management (IDEM) has recently proposed amendments to the existing regulations in 326 IAC 25 regarding the Environmental Stewardship Program (ESP) and the Comprehensive Local Environmental Action Network »
On December 3, 2014, the Trinity Indianapolis Office joined the Indiana Partners for Pollution Prevention. The Partners for Pollution Prevention is an organization comprised of Indiana industries, businesses, nonprofit organizations and »
On January 30, 2013, the Indiana Department of Environmental Management (IDEM) Environmental Rules Board (ERB) adopted changes to the requirements for solvent degreasing operations in 326 IAC 8-3. This rulemaking is primarily focused on changes to »
On June 23, 2014, the U.S. Supreme Court issued its decision in Utility Air Regulatory Group v. Environmental Protection Agency, 12-1146, invalidating portions of the June 2, 2010 amendments to 40 CFR 52.21 and 40 CFR Part 70 (the Tailoring Rule). »
The United States Environmental Protection Agency (USEPA) published a guidance memorandum on April 2013 outlining the process and considerations for states to recommend air quality designations for the particulate matter with aerodynamic diameter of »
On November 29, 2013, the United States Environmental Protection Agency (USEPA) published final amendments to the mandatory greenhouse gas (GHG) reporting program codified in 40 CFR 98. Among the amendments included revisions to the list of global »
Indiana facilities that are currently operating under an air permit should be aware of the following important deadlines that could be applicable to your facility:Tier II Report: March 1stAnnual Notification (Minor Source Operating Permit »
On April 8, 2013, the USEPA issued a supplement to its proposed approval of the State of Indiana’s request to redesignate the Indianapolis area (i.e., Hamilton, Hendricks, Johnson, Marion, and Morgan counties) to attainment for the 1997 annual »
Over the past 18 months, the Indiana Department of Environmental Management has undertaken significant efforts to model ambient concentrations due to SO2 emissions from industrial and utility sources in the state. This dispersion modeling effort has »
On March 31, 2010, the Indiana Department of Environmental Management (IDEM) released draft rule language to amend the compliance monitoring requirements 326 IAC 3 and the sulfur dioxide compliance requirements of 326 IAC 7-2. The proposed »
On April 13, 2010, the Indiana Air Pollution Control Board approved final adoption of amendments to the 326 IAC 2 permit rules, referred to as the "Article 2 Fix-up" rule. In addition to the rule updates approved by the board on February 3, 2010, »
IDEM published draft rule language in the Indiana Register on January 13, 2010, for amendments to 326 IAC 8-3 covering organic solvent degreasers in Indiana. This rule is being proposed as part of a multi-state effort led by the Lake Michigan Air »
On February 3, 2010, the Indiana Air Pollution Control Board approved preliminary adoption of amendments to the 326 IAC 2 permit rules. These changes are referred to as the "Article 2 Fix-up" rule. The proposed amendments include changes suggested »
On September 16, IDEM held the first workgroup meeting related to the Article 2 Initiative to update IDEM's air permitting rules found in 326 IAC 2. As discussed at this meeting, Indiana has some of the most complicated and voluminous permitting »
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- Indianapolis, IN
- Indianapolis, IN
- Indianapolis, IN
- Indianapolis, IN
- Indianapolis, IN