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State Dam Safety Statutes & Regulations

Washington Dam Safety Program Policies

Reports & Summaries

Washington Contact

Joe Witczak Dam Safety and Wells Manager WA State Department of Ecology PO Box 47600 Olympia, WA 98504-7600 Email: joe.witczak@ecy.wa.gov Tel: (360) 407-6603

State Program Statistics

2017
  • State-regulated dams: 1139
  • High hazard potential: 222
  • Significant hazard potential: 194
  • Low hazard potential: 723
  • State dam safety FTE's: 8
  • Total Budget: $1,110,913
State Map    //   Washington

2016 National Inventory of Dams

Image from the National Inventory of Dams (NID) which includes dams more than 25' in height or storing more than 50 acre-ft, or classified as HH or SH potential
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AECOM
AR Natural Resources Commission
ASI Constructors, Inc.
Barnard Construction Company, Inc.
Buck, Seifert & Jost, Inc.
CA Department of Water Resources
CARPI USA
CDM Smith
CHA Consulting, Inc.
FLOW-3D
GA Department of Natural Resources
Gannett Fleming, Inc.
GEI Consultants, Inc.
Golder Associates Inc.
GZA GeoEnvironmental Inc.
Hayward Baker Inc.
HDR Engineering, Inc.
Kleinfelder, Inc.
KS Department of Agriculture
LA DOTD
MD Department of the Environment
MS Department of Environmental Quality
MT Department of Natural Resources & Conservation
NC Department of Environmental & Natural Resources
NH Department of Environmental Services
NJ Department of Environmental Protection
O'Brien & Gere
OH Department of Natural Resources
PA Department of Environmental Protection
Phillips & Jordan, Inc.
Schnabel Engineering
SNC Lavalin
Stantec Consulting Services, Inc.
Tetra Tech
TREVIICOS Corporation
US Army Corps of Engineers
Wood.
Worthington Products Inc.