Ruby River above Ruby Reservoir near Alder, MT

MADISON COUNTY, MT45.1923°N, -112.1428°W Updated 40 min ago

FLOW RATE

103cfs

GAUGE HT

2.93ft

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

103cfs 24.7% vs avg

Optimal band: 90–122 cfs

PERIOD HIGH

111cfs

PERIOD LOW

103cfs

RUNNABLE

100%

last 1 day in band

Gauge Height

2.93ft

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45.1923, -112.1428

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DATA · USGS · NOAA · NWSUPDATED 2026-10-16 18:45 UTC

Site #06019500·USGS

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