4th OSU-Trihydro PFAS Workshop
May 8, 2024 - Join experts to learn more about the latest developments in PFAS regulations, health effects, assessment, remediation, research, and legal aspects.
Fence along chemical plant
NSPS and NESHAP Proposed Amendments: Navigating the Fenceline Monitoring Requirements
Explore the proposed fenceline monitoring requirements and provide practical compliance guidance for your facility.
Using Advanced Transportation Technologies to Build a National Digital Infrastructure for Smarter, Safer Travel
Learn about advanced transportation technologies and how they can help to build a national digital infrastructure for smarter, safer transportation and travel.
EPA Proposes to List 9 PFAS as Resource Conservation and Recovery Act (RCRA) Hazardous Constituents
The US EPA has proposed listing 5 additional PFAS (PFNA, PFHxS, PFDA, PFHxA, PFBA) as Hazardous Constituents under Resource Conservation and Recovery Act (RCRA).
Localizing CCUS Projects
Localizing Carbon Capture, Utilization, and Storage (CCUS) Projects
It is anticipated that carbon capture, utilization, and storage (CCUS) projects, particularly at ethanol plants, may become more local in scope. Evaluation of whether to pursue a “local” CCUS project often begins with an evaluation of geology, funding sources, and risks.
soil sampling
EPA Releases New Residential Lead Policy Guidance
EPA is lowering recommended screening levels and strengthening guidance for investigating and cleaning up lead-contaminated soil in residential areas.
hand under running water
EPA Issues Update on PFAS Strategic Roadmap
The EPA has published the 2023 Annual Progress Report (2023-APR) to provide updates on the progress made in implementing the Roadmap. In this article, we summarize key points from the 2023-APR, including accomplishments and expectations.
EPA’s Proposed Fenceline Monitoring Requirements for Synthetic Organic Chemical Manufacturing Industry (SOCMI) and Group I and II Polymers and Resins Industries
With a final rule due by March 2024, learn more about the fenceline monitoring requirements and what affected facilities can do to prepare.
TSCA Compliance Update: What You Need to Know for 2023 and Beyond
November 29 - Discussion about the changes within TSCA reporting that have recently been implemented, TSCA developments/updates, 2024 CDR requirements, and the new PFAS reporting rule.
Outside Magaine Best Places to Work
Trihydro Recognized on Outside Magazine's Best Places to Work List
Trihydro has been awarded an honorable mention in Outside Magazine’s “Best Places to Work” list.
Water droplets
Beyond PFAS: Understanding the Full Spectrum of Emerging Contaminants
November 2nd - Free webinar discussion on several emerging contaminants, including microplastics, 6PPD-Q, sulfolane, & ethylene oxide.
Oil and gas storage tanks
In First Update Since ’87, EPA Proposes New Source Performance Standards for Volatile Organic Liquid
We review key changes included in EPA's proposed NSPS Subpart Kc.
File room filled with boxes
EPA Issues New TSCA PFAS Reporting Rule
We dig into the EPA's brand new TSCA PFAS reporting and recordkeeping rule. Learn more about compliance considerations.
Aerial view of a wetland with water and trees
WOTUS Update: EPA Removes Federal Protections for Many Wetlands
We discuss the latest WOTUS definition and provide background information on the historical struggle to define WOTUS.
    • Regulatory Compliance
    • CWA
    • Navigable Waters Protection Rule
    • Wetlands
    • Streams
    • EPA
  • A big picture view of Fort Collins with mountains in the background
    Trihydro's Fort Collins Team Outgrows Office Space
    Trihydro has relocated its Fort Collins team to a larger office to accommodate continued growth.
    connected vehicles on roadway
    Trihydro Answers USDOT's Call to Action
    Trihydro has joined USDOT's National Roadway Safety Strategy, reinforcing its commitment to reducing serious injuries and fatalities on our nation's roadways.
    Trihydro truck in a field
    ENR Names Trihydro a Top 200 Environmental Firm for the 18th Year in a Row
    Engineering News-Record (ENR) ranks Trihydro #112 on its Top 200 Environmental Firms list for 2023.
    Connected vehicles communicating to one another on a roadway
    Transportation Technology: Navigating Funding Opportunities
    We review four grant funding opportunities that can help fuel transportation technology projects.
    aerial view of neighborhood houses destroyed by wildfire
    Strengthening Community Wildfire Protection Plans
    We explore Community Wildfire Protection Plans and offer insights into how communities can expand wildfire preparedness efforts to improve wildfire resilience.
    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.

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