Dams in Benton, Washington

28
Total Dams
10
High Hazard
12
Significant
37.2 yrs
Avg Age
Hazard Name Height
Dam Name Hazard Height Built Type State
Paterson Ranch Reservoir Benton High Hazard — 2010 Earth Washington
Blair Reservoir Dam Benton High Hazard — 1937 Earth Washington
Finley Ranch Reservoir Benton High Hazard — 2013 Earth Washington
Sunnyside Mp 59.29 Reservoir Benton High Hazard — 2005 Earth Washington
Baby Gap Ranch Reservoir Benton High Hazard — 2015 Earth Washington
Badger Mountain Irr Dist Reservoir Expan Benton High Hazard — 1977 Earth Washington
Gap Road Reservoir Benton High Hazard — 2004 Earth Washington
Kennewick No 1 Aerated Wastewater Lagoon Benton High Hazard — 1975 Earth Washington
Zintel Canyon Dam Benton High Hazard — 1992 Concrete Washington
Kennewick No 2 Aerated Wastewater Lagoon Benton High Hazard — 1975 Earth Washington
Ste Michelle Canoe Ridge Evaporation Pond Benton Significant Hazard — 2012 Other Washington
Agreserves Plymouth Wastewater Storage Pond Benton Significant Hazard — 2023 — Washington
Kennewick Sewage Lagoon System Benton Significant Hazard — 1997 Earth Washington
Watts Bros Organic Dairy Lagoon 2 Benton Significant Hazard — 2007 Earth Washington
Watts Bros Organic Dairy Lagoon 1 Benton Significant Hazard — 2007 Earth Washington
Tree Top Prosser Lagoons 2 & 3 Benton Significant Hazard — 1991 Earth Washington
Agrinw Feedlot Fresh Water Pond Benton Significant Hazard — — — Washington
Agrinw Spaw Pond Benton Significant Hazard — — — Washington
Prosser Warehouse Treatment Lagoon Benton Significant Hazard — 2012 Earth Washington
West Richland Sewage Lagoon North Benton Significant Hazard — 1961 Earth Washington
Watts Bros Organic Dairy Lagoon 3 Benton Significant Hazard — 2007 Earth Washington
Lamb Weston Richland Lrad Lagoon Benton Significant Hazard — 2017 Earth Washington
Prosser Diversion Benton Low Hazard 9 ft 1916 Concrete Washington
Sunheaven Farms Reservoir Benton Low Hazard — 1986 Earth Washington
Roza Wasteway 6 Reregulation Reservoir Benton Low Hazard — 1988 Earth Washington
Ely Pump Storage Dam Benton Low Hazard — 1965 Earth Washington
K2h Farms Mcnary No 1 Reservoir Benton Low Hazard — 1980 Earth Washington
Coffin Sheep Dam No 3 Benton Low Hazard — 1938 Earth Washington