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Local Info
Critical Stages
ActionFloodModerate FloodMajor Flood
Ahtanum Creek - Gauge AHUW1
Union Gap, WA
Lat: 46.54N, Lon: 120.47W
 
Latest Observation
Updated: 3:30 PM PDT 10/30/25
Stage:3.1 ft
Flow:0.031 kcfs*
* Thousand cubic feet per second
Forecast
hydrograph
Flood Impacts
Historical Crests

Data provided by NOAA Advanced Hydrologic Prediction Service

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