Ahtanum Creek at Union Gap
Critical Stages
Action
Flood
Moderate
Major
Latest Observation
Updated: 7:30 PM PST 12/17/25
Status: Not Defined
Stage: 5.13 ft
Flow: 0.303 kcfs
Forecast
Forecast not available for this location.
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 7:30 PM 12/17 | 5.13 | 0.303 |
| 7:15 PM 12/17 | 5.13 | 0.303 |
| 7:00 PM 12/17 | 5.1 | 0.297 |
| 6:45 PM 12/17 | 5.09 | 0.296 |
| 6:30 PM 12/17 | 5.08 | 0.294 |
| 6:15 PM 12/17 | 5.05 | 0.289 |
| 6:00 PM 12/17 | 5.04 | 0.287 |
| 5:45 PM 12/17 | 5.02 | 0.283 |
| 5:30 PM 12/17 | 4.99 | 0.278 |
| 5:15 PM 12/17 | 4.97 | 0.275 |
| 5:00 PM 12/17 | 4.96 | 0.273 |
| 4:45 PM 12/17 | 4.93 | 0.268 |
| 4:30 PM 12/17 | 4.93 | 0.268 |
| 4:15 PM 12/17 | 4.91 | 0.264 |
| 4:00 PM 12/17 | 4.89 | 0.261 |
| 3:45 PM 12/17 | 4.86 | 0.256 |
| 3:30 PM 12/17 | 4.84 | 0.252 |
| 3:15 PM 12/17 | 4.82 | 0.249 |
| 3:00 PM 12/17 | 4.81 | 0.247 |
| 2:45 PM 12/17 | 4.78 | 0.242 |
| 2:30 PM 12/17 | 4.75 | 0.237 |
| 2:15 PM 12/17 | 4.74 | 0.236 |
| 2:00 PM 12/17 | 4.73 | 0.234 |
| 1:45 PM 12/17 | 4.71 | 0.231 |
| 1:30 PM 12/17 | 4.69 | 0.227 |
| 1:15 PM 12/17 | 4.68 | 0.226 |
| 1:00 PM 12/17 | 4.66 | 0.222 |
| 12:45 PM 12/17 | 4.64 | 0.219 |
| 12:30 PM 12/17 | 4.62 | 0.216 |
| 12:15 PM 12/17 | 4.61 | 0.214 |
No flood impact data available for this location.
| Date | Stage (ft) |
|---|---|
| Jan 16, 1974 | 10.36 |
Data provided by the National Weather Service.
