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Environmental Scientist

Cayuse Environmental (Cayuse) is wholly owned by the Confederated Tribes of the Umatilla Indian Reservation (CTUIR) and provides diverse services, allowing us to build mutually beneficial partnerships with our customers across the globe. 

PRIMARY NAICS: 562910  UEID: EEG4PDVBQ1G7 CAGE: 9GYE4

Overview
Environmental Remediation
Environmental Compliance Management
Unexploded Ordnance Support
Engineering and Surveying
Air Quality Management
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Cayuse is committed to excellence by providing innovative and flexible solutions to Federal, State, Municipal, and Tribal Government Clients. Our core capabilities include:

Environmental Investigations & Remediation
  • CERCLA and State Program Investigations

  • Environmental Remediation Feasibility Studies

  • Remedial System Design, Installation, Operation and Maintenance

  • Long-Term Monitoring and Optimization

Environmental Compliance Management
  • Environmental Assessments

  • Natural Resources Management

  • National Environmental Policy Act (NEPA) Support​

Unexploded Ordnance (UXO) Support Services
  • UXO Escort

  • UXO Anomaly Avoidance

  • UXO Construction Support

  • Munitions and Explosives of Concern (MEC) Consultation

Engineering and Surveying
  • Infrastructure and Civil Site Design

  • Surveying and Mapping

  • Transportation Design and Construction

  • Unmanned Systems & Remote Sensing

Air Quality, Compliance & Greenhouse Gas Management
  • Air Permitting

  • Compliance and Auditing

  • Fenceline Monitoring

  • Greenhouse Gas Management

  • Leak Detection and Repair

Water Resources
  • Water Resource Planning & Management

  • Water Supply Development & Modeling

  • Water Supply Distribution & Treatment

  • Wastewater Treatment & Collection

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What We Do

Cayuse Environmental, LLC, offers a wide spectrum of environmental and engineering services to our clients requiring engineering infrastructure, environmental remediation, environmental conservation, environmental compliance, pollution prevention and environmental operations and maintenance services. Cayuse brings these services to our clients providing efficiencies, cost savings and consistent quality.

Performance
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Past Performance

Unexploded Ordnance (UXO) Support Services

Cayuse provides services supporting activities taking place in UXO-impacted locations.  Using both terrestrial and downhole magnetometry, our staff ensures the safe execution a variety of activities performed in areas where UXO is a concern such as:

  • Roadway Construction

  • Underground Utility Construction

  • Geotechnical Investigations

  • Archaeological / Cultural Resources Surveys

  • Intrusive Environmental Sampling Investigations

  • Land Survey and Monument Installation

  • Vegetation Control 

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Our Clients Agree

“It has not been easy, and our requirements have been tough, but you have been right there … No matter the time of day or night you answer the call ... (Leadership) gives accolades continuously to our team for our quick responses and data driven analysis we provide.  This would not be possible without your [Cayuse] oversight and direction.” (U.S. Agency) Deputy Chief

Tesimonials
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Sewage Filtration

• PRODUCTS • SERVICES • SOLUTIONS •

ISBEE Certified

Indian Small Business Economic Enterprise (ISBEE)

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SBA HubZone Certified

Indian Incentive Program

Indian Incentive Program (IIP)

The Indian Incentive Program is a congressionally sponsored program that provides a 5 percent rebate to a prime contractor on the total amount subcontracted to a Native American owned Economic Enterprise or Native American Organization in accordance with DFARS Clause 252.226-7001. Through the generation of subcontracts, the IIP serves as an economic multiplier for Native American communities. DoD prime contractors with a subcontract worth $500,000 or more that contains the DFARS clause are eligible for incentive payments.

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