UPPER AMMONOOSUC RIVER NEAR GROVETON, NH

STARK, NH44.6251°N, -71.4690°W Updated 21 hr ago

FLOW RATE

205cfs

Flow Rate Historical Avg

MEDIAN FLOW RATE · 30 DAY

205cfs 82.2% vs avg

Optimal band: 469–635 cfs

PERIOD HIGH

2,159cfs

PERIOD LOW

205cfs

RUNNABLE

13%

last 30 day in band

Precipitation History

Your History · UPPER AMMONOOSUC RIVER NEAR GROVETON, NH

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44.6251, -71.4690

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DATA · USGS · NOAA · NWSUPDATED 2026-07-08 00:00 UTC

Site #01130000·USGS

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