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Keyhole Reservoir
Critical Stages
4099.3' - Action
Flood
Moderate
Major
Latest Observation
Updated: 5:15 PM MST 12/8/25
Status: No Flooding
Stage: 4089.18 ft
Flow: -999 kcfs
Forecast
Forecast not available for this location.
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 5:15 PM 12/8 | 4089.18 | -999 |
| 5:00 PM 12/8 | 4089.18 | -999 |
| 4:45 PM 12/8 | 4089.18 | -999 |
| 4:30 PM 12/8 | 4089.18 | -999 |
| 4:15 PM 12/8 | 4089.18 | -999 |
| 4:00 PM 12/8 | 4089.18 | -999 |
| 3:45 PM 12/8 | 4089.18 | -999 |
| 3:30 PM 12/8 | 4089.18 | -999 |
| 3:15 PM 12/8 | 4089.18 | -999 |
| 3:00 PM 12/8 | 4089.18 | -999 |
| 2:45 PM 12/8 | 4089.18 | -999 |
| 2:30 PM 12/8 | 4089.18 | -999 |
| 2:15 PM 12/8 | 4089.18 | -999 |
| 2:00 PM 12/8 | 4089.18 | -999 |
| 1:45 PM 12/8 | 4089.18 | -999 |
| 1:30 PM 12/8 | 4089.18 | -999 |
| 1:15 PM 12/8 | 4089.18 | -999 |
| 1:00 PM 12/8 | 4089.18 | -999 |
| 12:45 PM 12/8 | 4089.18 | -999 |
| 12:30 PM 12/8 | 4089.18 | -999 |
| 12:15 PM 12/8 | 4089.18 | -999 |
| 12:00 PM 12/8 | 4089.18 | -999 |
| 11:45 AM 12/8 | 4089.17 | -999 |
| 11:30 AM 12/8 | 4089.17 | -999 |
| 11:15 AM 12/8 | 4089.18 | -999 |
| 11:00 AM 12/8 | 4089.18 | -999 |
| 10:45 AM 12/8 | 4089.17 | -999 |
| 10:30 AM 12/8 | 4089.17 | -999 |
| 10:15 AM 12/8 | 4089.18 | -999 |
| 10:00 AM 12/8 | 4089.18 | -999 |
4134' -
Dam crest elevation.
4128.7' -
Normal water surface elevation.
4111.5' -
Top of flood control.
4099.3' -
Spillway crest elevation. Top of active conservation capacity.
4051' -
Top of inactive conservation pool.
4036' -
Top of dead storage pool.
| Date | Stage (ft) |
|---|---|
| Mar 28, 2019 | 4101.98 |
| May 21, 1978 | 4100.38 |
| Mar 14, 2020 | 4099.58 |
| Jun 27, 2015 | 4099.55 |
| Mar 17, 2012 | 4099.45 |
| Jun 14, 1999 | 4099.06 |
| Mar 7, 1972 | 4098.78 |
| Apr 23, 1997 | 4098.55 |
| Aug 6, 1998 | 4098.3 |
| Jun 13, 2014 | 4098 |
| Jun 20, 2011 | 4097.79 |
| May 9, 2000 | 4097.39 |
| Apr 23, 2016 | 4097.15 |
| Jun 18, 2001 | 4097 |
| Jun 29, 2018 | 4096.59 |
| May 4, 1973 | 4096.41 |
| Jun 30, 1971 | 4096.31 |
| Apr 22, 1979 | 4096.11 |
| Mar 17, 1974 | 4095.74 |
| Jun 24, 2013 | 4095.67 |
Data provided by the National Weather Service.
