West Branch Perkiomen Creek at Hillegass, PA

Montgomery County, Pennsylvania · USGS gauge 01472199 · NWS HLGP1 · Pennsylvania river levels

Nearby: river levels near Pottstown

Is West Branch Perkiomen Creek at Hillegass, PA flooding right now?

West Branch Perkiomen Creek at Hillegass, PA measured 0.45 ft on 2026-09-11 00:15:00 UTC. That observation was 4.5 ft below its 5 ft flood stage. This is the latest available reading, not a guarantee of current conditions.

Gauge height
0.45 ft
as of 2 hours ago
Streamflow
9 cfs
data refreshed 10 min ago

Minor flooding here begins at 5 ft, with major flooding at 8 ft. The highest crest on record was 6.68 ft on Tue, Aug 4, 2020.

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
Action4 ft3.5 ft below
Minor flood5 ft4.5 ft below
Moderate flood6 ft5.5 ft below
Major flood8 ft7.5 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
6.68 ft2020-08-04
6.53 ft2019-07-11
6.45 ft2005-10-08
6.42 ft2021-09-02
6.34 ft1996-01-19

Last 7 days

Past 7 days · 0.44–0.93 ft

Nearby gauges

GaugeDistanceCounty
Perkiomen Creek at East Greenville, PA1.4 miMontgomery County
East Branch Perkiomen Creek near Schwenksville, PA9.4 miMontgomery County
Leibert Creek at Emmaus, PA10.2 miLehigh County
Perkiomen Creek at Graterford, PA10.6 miMontgomery County
Manatawny Creek near Pottstown, PA10.8 miBerks 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