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
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    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
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    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...
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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
  • EHS_newsIteam-01
    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
  • 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
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    Trihydro Engineer Brings Thought Leadership to Global UNLEASH Conference
    We are proud to announce Carol Martinson, P.E., has been accepted as an UNLEASH Lab 2019 talent and will travel to Shenzhen, China this November...
    • Water resources
    • Sustainability
    • Thought leadership
    • Sanitation
    • Global UNLEASH Conference
    • Clean Water
    • China
  • Vapor Intrusion
    New Vapor Intrusion Regulations in California Could Affect Other States
    New vapor intrusion publications represent a substantial shift...
    • CalEPA
    • EPA
    • Vapor Intrusion
    • Sampling
    • Fact Sheet
    • California
    • 2019
  • ESA_Rollbacks_Delve_newsitem-01-01
    Changes to Endangered Species Act Coming Soon
    In an August 12, 2019 announcement, the U.S. Fish and Wildlife Service (FWS) and the National Oceanic and Atmospheric Administration’s National...
    • Endangered Species
    • NOAA Fisheries
    • U.S. Fish and Wildlife Service
  • Denver_EPA_Delve
    EPA Moves to Designate Denver Region Nonattainment Area as ‘Serious’
    The EPA proposed the Denver metro area failed to meet federal air quality standards
    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