Microplastics
How Big is the Microplastics Problem?
    • Wastewater
    • Water
    • Microbeads
    • Microfibers
    • Microplastics
  • Safety_Tip_Main
    Health & Safety Tip: Drowsy Driving
    Drowsy driving is comparable to driving while impaired (NSC 2019) and is a problem that can affect anyone.
    • Health & Safety
  • 201910_Delve_webnews_TSCA
    Chemical Data Reporting Errors Could Result in Fines Under TSCA
    The importance of timely and accurate chemical data reporting (CDR) under the Toxic Substances Control Act (TSCA) was highlighted last week...
    • Manufacturing
    • Data
    • Chemical Data Reporting
    • TSCA
    • environmental compliance
    • EPA
  • newsitem-01
    EPA Publishes Proposed Residual Risk and Technology Review for Ethylene Facilities
    On October 9 and 23, 2019, the U.S. Environmental Protection Agency (EPA) published the proposed National Emission Standards for Hazardous Air Pollutants (NESHAP)...
    • Ethylene
    • RTR
    • environmental compliance
    • EMACT
    • GMACT
    • flares
    • ethylene RTR
  • newsitem-01
    Preparing for Chemical Data Reporting Under the Toxic Substances Control Act in 2020
    The Toxic Substances Control Act (TSCA) is intended to help protect workers, consumers, and the environment from adverse chemical impacts...
    • EPA
    • TSCA
    • Regulatory Compliance and Reporting
    • CDR
  • newsitem-01 (1)
    Stream Quantification Tool — A Quantitative Approach to Stream Mitigation
    As part of the permitting process, permit applicants must identify and implement measures to avoid or minimize impacts to aquatic resources.
    • 404 Permitting
    • Stream Restoration
    • Army Corps of Engineers
    • Stream Quantification Tool
    • Oil & gas
    • Mining
    • Clean Water Act
  • newsitem-01
    Voluntary Environmental Disclosure Moves Ahead in North Dakota
    On October 7, 2019, the North Dakota Department of Environmental Quality (NDDEQ) and the United States Environmental Protection Agency (EPA)...
    • voluntary disclosure
    • environmental audit
    • self-report
    • self-audit
    • MOA
    • NDDEQ
  • newsitem
    PFAS Remediation Technologies: Breaking the Carbon-Fluorine Bond
    With increasing legislative and public interest in per-and polyfluoroalkyl substances (PFAS), the quest for PFAS remediation technologies is advancing quickly.
    • Remediation Technology
    • Emerging Contaminants
    • EPA Health Advisory
    • PFOS
    • PFOA
    • PFAS Remediation
  • Safety_Tip_Main
    Health & Safety Tip: 2019 Halloween
    Halloween for most kids is all about how much candy they can collect while trick or treating...
    NewsItem2
    Evaluating Emerging Contaminant Risk Levels at Redevelopment Sites
    Emerging contaminants can pose significant challenges for brownfield and redevelopment site property managers and developers.
    • 1 4-dioxane
    • Emerging Contaminant
    • PFAS
    • 2019
  • 2019T200EnviroFirms
    Trihydro Recognized Among Top U.S. Environmental Firms
    Trihydro has again been ranked among the Engineering News-Record Top Environmental Firms...
    • ENR
    • Environmental
    • Engineering
    • 2019
  • UW_Institution_Logo
    University of Wyoming "Trihydro’s dedication to the communities in which they have offices is second to none. We look forward to our continued relationship with Trihydro and the opportunity to present students with quality job opportunities from a top notch company."

    Conrad Chavez, Manager, Multicultural Affairs

    When choosing an environmental and engineering partner, you expect proven expertise, consistent quality and a high overall value. Nothing less will do. You can count on these qualities from Trihydro. We welcome you to contact us or visit one of our locations.

    Headquarters 307-745-7474  |  Locations