Mill River at Northampton, MA

Hampshire County, Massachusetts · USGS gauge 01171500 · NWS NMIM3 · Mill River flood status · Massachusetts river levels

Nearby: river levels near Whately · river levels near Holyoke

Is Mill River at Northampton, MA flooding right now?

Mill River at Northampton, MA measured 5.48 ft on 2026-09-11 01:00:00 UTC. That observation was 5.5 ft below its 11 ft flood stage. This is the latest available reading, not a guarantee of current conditions.

Gauge height
5.48 ft
as of 64 min ago
Streamflow
13 cfs
data refreshed 3 min ago

Minor flooding here begins at 11 ft. The highest crest on record was 16.42 ft on Sun, Aug 28, 2011.

Streamflow outlook

NOAA National Water Model forecast, issued 14 hours ago. The NWM models discharge for every river reach in the country, including the many gauges the National Weather Service does not forecast individually. It is a model, not an official NWS river forecast, and it predicts flow rather than water level.

Flood stages at this gauge

CategoryStageCurrent distance
Action9 ft3.5 ft below
Minor flood11 ft5.5 ft below

New to these numbers? What does flood stage mean? · How to read a river gauge · Why is the river rising?

Highest crests on record

StageDate
16.42 ft2011-08-28
15.58 ft2007-04-16
14.37 ft2023-12-18
13.72 ft2005-10-09
13.47 ft2016-02-25

Last 7 days

Past 7 days · 5.45–5.68 ft

Nearby gauges

GaugeDistanceCounty
Connecticut River below Power Dam at Holyoke, MA8.3 miHampden County
Fort River near Amherst, MA8.6 miHampshire County
Mill River at Christian Lane at Whately, MA8.8 miFranklin County
Avery Brook near Whately, MA9.1 miFranklin County
Connecticut River at I-391 Bridge at Holyoke, MA9.2 miHampden County
Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.

Sources: USGS monitoring location · NWS gauge & forecast