YAKIMA RIVER ABOVE AHTANUM CREEK AT UNION GAP, WA

YAKIMA COUNTY, WA46.5343°N, -120.4673°W Updated 21 hr ago

FLOW RATE

2,623cfs

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

2,623cfs 30.0% vs avg

Optimal band: 2,229–3,015 cfs

PERIOD HIGH

2,720cfs

PERIOD LOW

2,509cfs

RUNNABLE

100%

last 30 day in band

Precipitation History

Your History · YAKIMA RIVER ABOVE AHTANUM CREEK AT UNION GAP, WA

Track your history

Sign in to track your sessions at YAKIMA RIVER ABOVE AHTANUM CREEK AT UNION GAP, WA — best days, monthly trends, and time on the water.

46.5343, -120.4673

Loading map…

DATA · USGS · NOAA · NWSUPDATED 2026-07-09 00:00 UTC

Site #12500450·USGS

Create a free account to save favorites, set flow alerts, and track conditions