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
Tallest Dams
- Morrow Point Dam468 ft
- Ten Mile Pond #3 Dam416 ft
- Blue Mesa Dam390 ft
- Gross 350 ft
- Ridgway Dam330 ft
High Hazard Dams
- Morrow Point DamHigh
- Ten Mile Pond #3 DamHigh
- Blue Mesa DamHigh
- Gross High
- Ridgway DamHigh
Poor Condition Dams
- SanchezUnsatisfactory
- Narraguinnep - Main DamUnsatisfactory
- Stillwater #1Unsatisfactory
- MiramonteUnsatisfactory
- Spring CreekUnsatisfactory
All Dams in Colorado
Showing 226–250 of 533
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Grizzly Pitkin County | 65 | 1930 | High | Fair |
| Gross Boulder County | 350 | 1955 | High | Fair |
| Groundhog Dolores County | 141 | 1939 | High | Fair |
| Gurley San Miguel County | 88 | 1961 | High | Fair |
| Hadley Routt County | 12 | 1904 | Low | Fair |
| Hallenbeck #2 Mesa County | 36 | 1943 | High | Fair |
| Halligan Larimer County | 95 | 1970 | High | Fair |
| Handy Larimer County | 34 | 1915 | High | Fair |
| Hankison Grand County | 44 | 1951 | Low | Fair |
| Harper and Sons Routt County | 34 | 1947 | Low | Fair |
| Hartman #2 Pond Grand County | 31 | 1965 | Low | Fair |
| Havana Street Dam Adams County | 14 | 1975 | Low | Fair |
| Hayden Boulder County | 27 | 1905 | High | Fair |
| Hay Press Park - Dam #2 Mineral County | 13 | 1922 | Low | Fair |
| Heart Weld County | 26 | 1906 | Low | Fair |
| Heart Lake Rio Blanco County | 14 | 1892 | Low | Fair |
| Heart Lake Garfield County | 43 | 1953 | High | Fair |
| Hecla Boulder County | 12 | 1915 | Low | Fair |
| Herman Fritzler Ec #1 Kit Carson County | 28 | 1974 | Low | Fair |
| Hidden Lake Adams County | 14 | 1958 | Low | Fair |
| High Park Lake Gunnison County | 37 | 1955 | Low | Fair |
| Hignio Cordova #1 Las Animas County | 18 | 1951 | Low | Fair |
| Hiwan #4 Jefferson County | 37 | 1963 | Low | Fair |
| Hoagland #1 Summit County | 34 | 1910 | Low | Fair |
| Hogchute Mesa County | 56 | 1947 | High | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.