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 1051–1075 of 1,962
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Lakewood Reservoir Boulder County | 22 | 1906 | Low | Not Rated |
| Lambert Douglas County | 15 | 1897 | Low | Fair |
| Lambertson Lakes No. 3 Adams County | 27 | 1950 | Low | Fair |
| Lamborn #1 Morgan County | 18 | 1951 | Low | Fair |
| Lamborn #2 Morgan County | 16 | 1955 | Low | Not Rated |
| Langholen Grand County | 25 | 1915 | Low | Fair |
| Larson Rio Blanco County | 21 | 1888 | Low | Fair |
| Las Animas Fish Hat. 70a Bent County | 9 | 1935 | Low | Satisfactory |
| Last Chance No. 1 Jefferson County | 14 | 1892 | Low | Fair |
| Laune Jackson County | 27 | 1971 | Low | Not Rated |
| La Veta Lake North Huerfano County | 20 | 1882 | Significant | Fair |
| La Veta Lake South Huerfano County | 10 | 1901 | Low | Not Rated |
| Law, John Weld County | 14 | 1896 | Low | Fair |
| Lazy O Reservoir No 2 Pitkin County | 18 | 1990 | Significant | Fair |
| Leach Creek Detention Basin Mesa County | 39 | 2015 | High | Fair |
| L E D E Eagle County | 57 | 1931 | High | Fair |
| Leemans Lake Weld County | 17 | 1946 | Low | Not Rated |
| Left Hand Boulder County | 13 | 1900 | Low | Satisfactory |
| Left Hand Park Boulder County | 65 | 1966 | High | Satisfactory |
| Left Hand Valley Boulder County | 68 | 1952 | High | Satisfactory |
| Le Gault Broomfield County | 16 | 1946 | Low | Not Rated |
| Legends Lake Las Animas County | 13 | 2007 | Low | Fair |
| Leggett & Hillcrest Boulder County | 28 | 1917 | High | Satisfactory |
| Lemansany Detention No. 2 El Paso County | 23 | 1973 | Low | Fair |
| Lemon Dam La Plata County | 284 | 1963 | High | Not Available |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.