Nevada Dams

507 dams tracked by the National Inventory of Dams

Total Dams

507

High Hazard

161

31.8%

Poor / Unsatisfactory

150

Average Age

45 yrs

Hazard Classification

High161 (31.8%)

Significant84 (16.6%)

Low262 (51.7%)

Condition Assessment

Satisfactory17 (3.4%)

Fair294 (58.0%)

Poor / Unsatisfactory150 (29.6%)

Not Rated46 (9.1%)

Federal

State

Local

150

Private

245

All Dams in Nevada

Showing 1–25 of 262

All High Hazard Significant Hazard Low Hazard Poor Fair Satisfactory

Dam Name	Height (ft)	Year	Hazard	Condition
Yerington Bb Dam Lyon County	10	—	Low	Unsatisfactory
Winnemucca Lagoon Dam #5 Humboldt County	7	1970	Low	Fair
Winnemucca Lagoon #9 Dam Humboldt County	10	1970	Low	Fair
Winnemucca Lagoon #8 Dam Humboldt County	9	1970	Low	Fair
Winnemucca Lagoon #7 Dam Humboldt County	9	1970	Low	Fair
Winnemucca Lagoon #6 Dam Humboldt County	8	1970	Low	Fair
Winnemucca Lagoon #10 Dam Humboldt County	10	1990	Low	Fair
Winnemucca Effluent Disposal Dike Dam Humboldt County	10	2017	Low	Fair
Wilson Reservoir Dam Elko County	37	1954	Low	Fair
Willow Creek Dam Elko County	58	1986	Low	Not Rated
Wetlands Enhancement Cell 8 Dam Douglas County	7	—	Low	Fair
Wetlands Enhancement Cell 7 Dam Douglas County	8	—	Low	Poor
Wetlands Enhancement Cell 3 4 5 Dam Douglas County	10	—	Low	Fair
West Tracy Secondary Evaporation Pond Storey County	13	2008	Low	Fair
Wells Wastewater Dam Elko County	15	—	Low	Fair
Water Reclamation Facility Wetlands Dam Lander County	7	—	Low	Satisfactory
Wall Creek Dam Upper Washoe County	75	—	Low	Poor
Valmy Evaporation Pond F Humboldt County	16	2008	Low	Fair
Valmy Evaporation Pond E Humboldt County	12	1980	Low	Poor
Valmy Evaporation Pond D Humboldt County	10	1980	Low	Poor
Valmy Evaporation Pond C Humboldt County	22	1979	Low	Fair
Valmy Evaporation Pond B Humboldt County	15	1979	Low	Fair
Valmy Evaporation Pond A Humboldt County	21	1979	Low	Fair
Upper Pahranagat Dam Lincoln County	15	1937	Low	Poor
Twin Creeks Distribution Pond Dam Humboldt County	50	1995	Low	Fair

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Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.

Nevada Dams

Hazard Classification

Condition Assessment

Tallest Dams

High Hazard Dams

Poor Condition Dams

All Dams in Nevada