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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
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    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
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    Health & Safety Tip: 2019 Halloween
    Halloween for most kids is all about how much candy they can collect while trick or treating...
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    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
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    Trihydro Receives Best Overall Safety Culture Award
    Trihydro received the 2019 “Best Overall Safety Culture Award” issued by the EHS Daily Advisor.
    • Award
    • 2019
  • PFAs in Landfill
    Regulatory Focus on Landfills as Potential Sources of PFAS in Groundwater
    Federal and state agencies are increasingly evaluating legacy and operating landfills as potential sources of PFAS in groundwater...
    Tips to Assess Your Air Compliance Program Effectiveness
    Air Compliance – Tips to Assess Your Program Effectiveness
    If your air compliance program was “tested”, what letter grade would it receive?
    Employee Announcement Email Header_redesign-02
    Welcome, Melissa Hinman, Solid Waste Engineer, to Trihydro!
    We recently welcomed Melissa Hinman, P.E. to our Industrial, Commercial, and Energy Services Team!
    • Groundwater Quality Assessment
    • Leachate Collection System Design
    • Engineered Containment System
    • Solid Waste
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    Health & Safety Tip: Child Passenger Safety
    Motor-vehicle crashes are the leading cause of death for children under the age of 13. In 2017, there were 675 child fatalities due to car crashes.
    Data Management Considerations
    Top 5 Considerations for Moving your Environmental Data from Paper to Digital
    Data experiences a long journey before it can offer actionable insights to decision-makers...
    • Management
    • Field Data
    • Environment
    • Environmental
    • Data
    • Data Management
    • 2019
  • Delve NSPS Regulation Update
    Proposed NSPS Amendments Rollback Methane Regulations
    On August 28, 2019, the U.S. EPA announced its proposal to amend two components of current NSPS OOOO and OOOOa regulations...
    • VOC
    • Methane
    • News
    • Oil and Gas
    • NSPS
    • NSPS OOOOa
    • Air
    • 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