Delve_Connected_Vehicle
Vehicle Connectivity Technologies Aim to Improve Highway Vehicle Safety
As part of a national effort to improve road safety and traffic flow, WYDOT is working to launch a pilot vehicle safety program...
    • DOT
    • Pilot Study
    • Connected Vehicle
    • Department of Transporation
    • WYDOT
    • Information_Technology
    • Delve
  • PFAS_News
    PFAS Contamination and Why It’s a Big Deal
    PFAS compounds are a category of persistent environmental contaminants...
    • Water
    • Contaminant
    • Emerging Contaminants
    • PFAS
    • Perfluoroalkyl
    • EPA
    • Environmental Protection Agency
  • 2017T200EnviroFirms
    Trihydro Continues to Rank Among the Top U.S. Environmental Firms
    Trihydro ranks No. 119 on the 2017 Top 200 Environmental Firms l
    • News
  • Laptop_donation_2017
    Trihydro’s Laptop Donation Benefits Orphanage in Haiti
    Over the past few years, Trihydro has donated 10 refurbished laptops to #1 Hope Street Orphanage
    • News
  • FLP_news_2
    Fenceline Pro™ News: ppbv or μg/m3?
    Fenceline Pro™ now provides the flexibility to display benzene data in either ppbv or μg/m3 on a site by site basis.
    • RSR
    • Refinery Sector Rule Compliance
    • Refinery sector rule
    • refinery
    • Oil and Gas
    • Information_Technology
    • Fenceline Pro
    • EPA
    • Environmental Protection Agency
    • Compliance
  • Delve_SageGrouse_News
    Policy Changes Announced for the Greater Sage-Grouse
    Ryan Zinke issued a memo regarding the management of the Greater Sage-Grouse...
    • News
    • Oil and Gas
    • USFWS
    • BLM
    • Bureau of Land Management
    • Greater Sage-Grouse
    • Interior
    • Department of Interior
    • Delve
  • PE_Day
    Professional Engineers Day
    Did you know that Wyoming was the first state to issue a professional engineering license?
    • News
  • 201707_SAME_news
    Craig Carlson Appointed to SAME Frontier Post
    SAME Frontier Post inducted Trihydro’s Craig Carlson...
    • News
    • Events
  • Hubzone_SBA_Summit
    Trihydro at HUBZone Small Business Summit
    Battelle is hosting the HUBZone Small Business Summit July 27, 2017...
    • Hubzone
    • Events
  • NSPS OOOOa Stands
    New Source Performance Standards (NSPS) OOOOa Rule Stands
    D.C. Circuit Federal Court of Appeals ruled to reverse the Environmental Protection Agency (EPA)’s 90-day delay on enforcement
    • rule
    • Environmental Protection Agency
    • EPA
    • News
    • NSPS OOOOa
    • NSPS
    • Oil and Gas
    • Delve
  • WOTUS_news
    EPA Proposes Repeal of the Clean Water Rule
    The EPA and the U.S. Army Corps of Engineers formally proposed to repeal the Clean Water Rule...
    • WOTUS
    • Water
    • Waters of the United States
    • News
    • Delve
    • Environmental Protection Agency
    • EPA
  • BWON_newsitem
    Join us for a Workshop on BWON Implementation
    Want to know how to implement your BWON compliance program efficiently and cost effectively?
    • Compliance
    • refinery
    • Events
    • BWON
  • calendar_Event_website
    Upcoming Conferences
    We hope to see you at these upcoming conferences...
    • Events
  • TSCA_news
    Toxic Substances Control Act Hits “Reset”
    In 2013, Congress initiated reform of the Toxic Substances Control Act with the introduction of the Chemical Safety Improvement Act
    • TSCA
    • Toxic
    • Toxic Substances Control Act
    • Delve
    • Environmental Protection Agency
    • EPA
  • Dioxane_News
    Emerging Contaminants: 1,4-Dioxane Biodegradation
    • dioxane
    • Environmental Protection Agency
    • Contaminant
    • Emerging Contaminants
    • EPA
    • Delve
    • Biodegradation
  • BLM_Flare_news
    BLM Venting and Flaring Regulation Stands – Now What?
    Following the U.S. Senate’s decision last week to not repeal the Bureau of Land Management (BLM) Venting and Flaring regulation
    • NSPS
    • NSPS OOOOa
    • Bureau of Land Management
    • BLM
    • Delve
  • BLM_News
    Senate Votes to Maintain BLM Venting and Flaring Rule
    • News
  • GSA_Feature_Web
    Trihydro Awarded Five-Year GSA Contract
    Trihydro is pleased to announce it has been awarded a GSA contract to perform professional services...
    • News
  • FLP_news_2
    Fenceline Pro™ News: Is your rolling average ΔC below the action level?
    Fenceline Pro™ now calculates the annual rolling average ΔC and displays it on the Dashboard and Trend Charts.
    • sector
    • rule
    • National Emissions Standards
    • National Emissions Standards for Hazardous Air Pollutants
    • RSR
    • Refinery Sector Rule Compliance
    • Refinery sector rule
    • refinery
    • Oil and Gas
    • Information_Technology
    • Fenceline Pro
    • EPA
    • Environmental Protection Agency
    • Compliance
  • MACT_web
    The Site Remediation MACT is Back...
    Proposed changes to the Site Remediation MACT rule are expected to become final this summer.
    • Delve
    • MACT
    • Hazardous Air Pollutants
    • EPA
    • Environmental Protection Agency
  • 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