Ahtanum Creek at Union Gap
Critical Stages
Action
Flood
Moderate
Major
Latest Observation
Updated: 8:30 PM PST 12/15/25
Status: Not Defined
Stage: 4.32 ft
Flow: 0.17 kcfs
Forecast
Forecast not available for this location.
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 9:30 PM 12/15 | 4.33 | 0.171 |
| 9:15 PM 12/15 | 4.34 | 0.173 |
| 9:00 PM 12/15 | 4.32 | 0.17 |
| 8:45 PM 12/15 | 4.32 | 0.17 |
| 8:30 PM 12/15 | 4.32 | 0.17 |
| 8:15 PM 12/15 | 4.32 | 0.17 |
| 8:00 PM 12/15 | 4.32 | 0.17 |
| 7:45 PM 12/15 | 4.32 | 0.17 |
| 7:30 PM 12/15 | 4.31 | 0.169 |
| 7:15 PM 12/15 | 4.3 | 0.167 |
| 7:00 PM 12/15 | 4.3 | 0.167 |
| 6:45 PM 12/15 | 4.31 | 0.169 |
| 6:30 PM 12/15 | 4.31 | 0.169 |
| 6:15 PM 12/15 | 4.31 | 0.169 |
| 6:00 PM 12/15 | 4.3 | 0.167 |
| 5:45 PM 12/15 | 4.3 | 0.167 |
| 5:30 PM 12/15 | 4.29 | 0.166 |
| 5:15 PM 12/15 | 4.3 | 0.167 |
| 5:00 PM 12/15 | 4.29 | 0.166 |
| 4:45 PM 12/15 | 4.3 | 0.167 |
| 4:30 PM 12/15 | 4.3 | 0.167 |
| 4:15 PM 12/15 | 4.29 | 0.166 |
| 4:00 PM 12/15 | 4.29 | 0.166 |
| 3:45 PM 12/15 | 4.29 | 0.166 |
| 3:30 PM 12/15 | 4.29 | 0.166 |
| 3:15 PM 12/15 | 4.29 | 0.166 |
| 3:00 PM 12/15 | 4.29 | 0.166 |
| 2:45 PM 12/15 | 4.29 | 0.166 |
| 2:30 PM 12/15 | 4.29 | 0.166 |
| 2:15 PM 12/15 | 4.29 | 0.166 |
No flood impact data available for this location.
| Date | Stage (ft) |
|---|---|
| Jan 16, 1974 | 10.36 |
Data provided by the National Weather Service.
