Colorado Dams

1,962 dams tracked by the National Inventory of Dams

Total Dams

1,962

High Hazard

451

23%

Poor / Unsatisfactory

119

Average Age

84 yrs

Hazard Classification

High451 (23.0%)
Significant294 (15.0%)
Low1,217 (62.0%)

Condition Assessment

Satisfactory691 (35.2%)
Fair533 (27.2%)
Poor / Unsatisfactory119 (6.1%)
Not Rated619 (31.5%)

Federal

141

State

80

Local

416

Private

1,221

Poor Condition Dams

All Dams in Colorado

Showing 626650 of 691

Dam NameHeight (ft)YearHazardCondition
Boulder - North

Boulder County

511955HighSatisfactory
Bosley Wash Detention Basin

Mesa County

262019HighSatisfactory
Boomerang

Weld County

301990LowSatisfactory
Bonnie Meade

Pueblo County

201948LowSatisfactory
Bolen, Anderson, Jacobs

Mesa County

191969LowSatisfactory
Blunn

Jefferson County

1251979HighSatisfactory
B.L. Swift

Weld County

121890LowSatisfactory
Blackmer #1

Arapahoe County

121936LowSatisfactory
Black Lake #2

Eagle County

301957SignificantSatisfactory
Black Lake #1

Eagle County

731939HighSatisfactory
Black Hollow

Weld County

421918HighSatisfactory
Binco

Grand County

451913LowSatisfactory
Bills Ranch Lake

Summit County

81933SignificantSatisfactory
Big Tooth

El Paso County

1021927HighSatisfactory
Big Sandy Creek Watershed S-22

Elbert County

361959LowSatisfactory
Big Sandy Creek Watershed N-21

Elbert County

321959LowSatisfactory
Big Sandy Creek Antelope

El Paso County

381960LowSatisfactory
Big Meadows - North Dike

Mineral County

151968HighSatisfactory
Big Meadows - Main Dam

Mineral County

691968HighSatisfactory
Big Horn

El Paso County

261896LowSatisfactory
Big Creek #5

Mesa County

191894LowSatisfactory
Big Creek #1

Mesa County

231893HighSatisfactory
Berthoud

Larimer County

181962SignificantSatisfactory
Bergen East

Jefferson County

401874HighSatisfactory
Bennett

Jackson County

201976LowSatisfactory
PreviousPage 26 of 28Next

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