The activities of these groups contribute significantly to the Pacific Northwest DEWS.
- Climate Impacts Group, University of Washington (CIG)
- Climate Impacts Research Consortium (CIRC), a NOAA Regional Integrated Sciences & Applications (RISA) team
- Columbia River Inter-Tribal Fish Commission (CRITFC)
- Desert Research Institute (DRI)
- Federal Emergency Management Administration (FEMA) Region X
- Idaho Department of Water Resources (IDWR)
- Montana Department of Natural Resources and Conservation (MT DNRC)
- National Aeronautics and Space Administration (NASA)/University of Washington OLYMPEX
- National Drought Mitigation Center (NDCM)
- Northwest Interagency Fire Coordination Center (NWCC)
- National Oceanic & Atmospheric Administration (NOAA)
- Northwest Power & Conservation Council (NWPCC)
- Office of Washington State Climatologist (OWSC)
- Oregon Climate Change Research Institute (OCCRI)
- Oregon Climate Service (OCS)
- Oregon Water Resources Department (OWRD)
- Portland Water Bureau (PWB)
- U.S. Army Corps of Engineers (USACE) Northwest Division
- U.S. Department Of Agriculture
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U.S. Department of Interior (DOI)
- Bureau of Indian Affairs (BIA) Climate Change/Tribal Climate Resilience Program
- Bureau of Land Management (BLM) Oregon/Washington
- Bureau of Reclamation Pacific Northwest Region
- Fish & Wildlife Service (FWS) Pacific Region
- Geological Service (USGS) Oregon Water Science Center
- Northwest Climate Science Center (NWCSC)
- U.S. Environmental Protection Agency (EPA) Region 10
- Washington State Department of Ecology (ECY WA DOE)