TornadoLiveMap

Ashuelot River near Gilsum — water level right now

Cheshire County, New Hampshire · NWS gauge GILN3
Loading the latest reading…
–
current stage (ft)
 
9.5
minor flood stage
 
11.36
record crest
set 2023-07-11
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flood status
official NWS category
Official NOAA forecast → USGS data → Full US flood map →

Flood stages at this gauge

Where the water stands right now against the four official thresholds:

action · 8
minor · 9.5
moderate · 11
major · 12
Flood stageLevel (ft)What it means
Major flood stage12extensive inundation and significant evacuations — a serious event
Moderate flood stage11some buildings and roads inundated; evacuations possible
Minor flood stage9.5low-lying roads and fields near the river start to flood
Action stage8water is approaching flood level — time to pay attention

Highest floods on record here

#Crest (ft)Datevs. minor flood stage
111.362023-07-11+1.86 above

Historic crests recorded at this gauge by the National Weather Service — the 12 highest on file.

Where this gauge is

The marker is this gauge; nearby gauges load live and are clickable.

Nearby river gauges

Ashuelot River below Surry Mt. Dam 4 mi away · loading… Ashuelot River at Keene 8 mi away · loading… Cold River at Alstead 9 mi away · loading… Connecticut River at North Walpole 10 mi away · loading… Ashuelot River above West Swanzey 12 mi away · loading… Contoocook River at Peterborough 20 mi away · loading…

Gauge details

NWS gauge IDGILN3
USGS site01157000
CountyCheshire
StateNew Hampshire
NWS forecast officeGray
River forecast centerNortheast River Forecast Center
Coordinates43.039, -72.27
Time zoneEST5EDT
Turn Around, Don't Drown. Six inches of moving water can knock you off your feet and twelve inches can float a car. Never drive around barricades or into water of unknown depth — most flood deaths happen in vehicles.

Questions about Ashuelot River near Gilsum

Is Ashuelot River near Gilsum flooding right now?

The live reading at the top of this page answers that: the gauge is compared against its official NWS flood stages every 15 minutes. Minor flooding at this gauge begins at 9.5 ft. Blue means normal, yellow is action stage, orange minor, red moderate and dark red major flooding.

What is flood stage for Ashuelot River near Gilsum?

major flood stage 12 ft, moderate flood stage 11 ft, minor flood stage 9.5 ft, action stage 8 ft. These are official National Weather Service thresholds set specifically for this gauge, not generic values.

What is the record flood at Ashuelot River near Gilsum?

The highest crest on file at this gauge is 11.36 ft, reached on 2023-07-11 — that is 1.86 ft above minor flood stage. The full list of the highest crests is in the table on this page.

Where does this data come from?

From the NOAA National Water Prediction Service, the official U.S. river gauge network — a U.S. government work in the public domain. Live stage is refreshed every 15 minutes; flood thresholds and historic crests are refreshed monthly. For life-safety decisions follow NWS Gray and local emergency management.