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 1876–1900 of 1,962
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Basin #2 Delta County | 20 | 1949 | Low | Satisfactory |
| Basin #1 Delta County | 20 | 1949 | Low | Fair |
| Basin Grand County | 24 | 1913 | Low | Not Rated |
| Baseline - Northwest Boulder County | 20 | 1905 | High | Satisfactory |
| Baseline - East Boulder County | 44 | 1905 | High | Satisfactory |
| Barton Porter West Garfield County | 89 | 2005 | High | Fair |
| Barton Porter East Garfield County | 75 | 1958 | Significant | Fair |
| Barr Lake Adams County | 43 | 1893 | High | Satisfactory |
| Barrett Larimer County | 32 | 1973 | Low | Fair |
| Barren Delta County | 16 | 1886 | High | Fair |
| Barnum Park Lake Denver County | 32 | 1956 | Low | Satisfactory |
| Barnes Meadow Larimer County | 50 | 1923 | High | Satisfactory |
| Barker Meadow Boulder County | 184 | 1909 | High | Satisfactory |
| Bar-Bee Lake Routt County | 27 | 1974 | Low | Unsatisfactory |
| Banning Lewis #8 El Paso County | 25 | 1943 | Low | Not Rated |
| Banning Lewis #1 El Paso County | 30 | 1888 | Low | Not Rated |
| Banner Lake #8 Weld County | 11 | 1930 | Low | Not Rated |
| Banner Lake #5 Weld County | 13 | 1960 | Low | Not Rated |
| Banner Lake #3 Weld County | 10 | 1968 | Low | Not Rated |
| Banner Lake #11 Weld County | 11 | — | Low | Not Rated |
| Banner Lake #1 Weld County | 10 | 1968 | Low | Not Rated |
| Ball Lake Rio Blanco County | 33 | 1980 | Low | Satisfactory |
| Bald Mountain Gunnison County | 29 | 1962 | Low | Not Rated |
| Baird #1 Douglas County | 18 | 1907 | Low | Fair |
| Bailey Delta County | 39 | 1967 | Low | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.