Northwest Tank is pleased to include useful information and links to industry related websites.

Washington

Department of Ecology
     DOE Underground Storage Tank (UST) Regulations chapter 173-360 WAC
Puget Sound Clean Air Agency (PSCAA) - King, Snohomish, Pierce, & Kitsap counties
Southwest Clean Air Agency (SWCAA) - Lewis, Skamania, Clark, Cowlitz, & Wahkiakum counties
Northwest Clean Air Agency (NWCAA) - Whatcom, Island, & Skagit counties
Olympic Region Clean Air Agency (ORCAA) - Thurston, Mason, Pacific, Grays Harbor, Jefferson, & Clallam counties
Yakima Regional Clean Air Authority - Yakima County
Benton Clean Air Authority - Benton County
Spokane Regional Clean Air Authority - Spokane County
Washington State Department of Agriculture Weights & Measures

Oregon

Department of Environmental Quality
Oregon Measurement Standards Division

Idaho

US Environmental Protection Agency
Idaho State Department of Agriculture Weights & Measures

California

California Air Resources Board (CARB)
California Division of Measurement Standards

Nevada

Nevada Department of Agriculture Weights & Measures

Arizona

Arizona Department of Weights & Measures

Additional Links

National Conference on Weights & Measures (NCWM)
National Institute of Standards and Technology (NIST)
      NIST Handbook 44 (PDF - Adobe Reader required)
Petroleum Equipment Institute (PEI)
National Work Group on Leak Detection Evaluations (NWGLDE)
Ben Thomas Associates (Operator Training)

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