Wyoming Dams

1,490 dams tracked by the National Inventory of Dams

Total Dams

1,490

High Hazard

100

6.7%

Poor / Unsatisfactory

576

Average Age

62 yrs

Hazard Classification

High100 (6.7%)
Significant104 (7.0%)
Low1,283 (86.1%)

Condition Assessment

Satisfactory45 (3.0%)
Fair752 (50.5%)
Poor / Unsatisfactory576 (38.7%)
Not Rated117 (7.9%)

Federal

193

State

22

Local

82

Private

1,174

Tallest Dams

Poor Condition Dams

All Dams in Wyoming

Showing 301325 of 1,283

Dam NameHeight (ft)YearHazardCondition
Divide Lake

Sublette County

121954LowFair
Dm No. 1

Washakie County

221983LowFair
Doby No. 3

Albany County

411984LowPoor
Dodd

Sheridan County

231952LowPoor
Dogie No. 3

Niobrara County

301952LowFair
Dolores No. 1

Niobrara County

271953LowFair
Dome Lake

Sheridan County

81906LowFair
Donahue

Laramie County

201953LowPoor
Donaldson

Johnson County

271970LowFair
Donlin Detention Dam

Natrona County

341955LowFair
Donna

Campbell County

311956LowPoor
Double L

Platte County

261965LowNot Rated
Double Wide

Sheridan County

322004LowFair
Doyen

Johnson County

251956LowPoor
Dresher

Campbell County

251940LowFair
Driskill No. 1

Crook County

281984LowFair
Dry Creek

Johnson County

251958LowPoor
Dry Creek No. 1

Converse County

311967LowFair
Dry Muddy

Natrona County

191933LowPoor
Dry Poison Irrigation

Johnson County

361970LowPoor
Duck Creek No. 1

Albany County

361951LowPoor
Duck Nest Reservoir

Campbell County

221998LowFair
Duck Pond No. 5

Carbon County

132004LowPoor
Dull

Converse County

291937LowFair
Duncan

Sheridan County

331939LowPoor
PreviousPage 13 of 52Next

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