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LakeQuality

East Branch Brandywine Creek

Chester County, Pennsylvania. A state-stocked trout water. Running 39 cfs as of Aug 1, 2026, 6:30 PM UTC.

Latest Reading

39
cubic feet / second
79°F
water temperature (26.1°C)
2
USGS gauges

Flow measured Aug 1, 2026, 6:30 PM UTC at gauge 01480870. Temperature measured Aug 1, 2026, 6:30 PM UTC at gauge 01480870. These are build-time snapshots, not a live feed — check the USGS gauge before relying on them.

This water was above the trout-stress threshold

East Branch Brandywine Creek read 79°F as of Aug 1, 2026, 6:30 PM UTC. Trout come under thermal stress above roughly 68°F, and mortality after catch-and-release rises sharply in warm water. Montana FWP restricts angling when max daily water temperature reaches 73F for 3 consecutive days.

At or above that threshold many anglers stop fishing for the day, fish early morning only, or move to colder water. We are reporting a measurement, not issuing an advisory — check your state agency for any restriction actually in force.

State Trout Classification

ClassificationStocked Trout Water
CountyChester

Source: PA Fish & Boat Commission (PASDA).

USGS Gauges on East Branch Brandywine Creek

GaugeStationWater temp?
01480700East Branch Brandywine Creek near Downingtown, PA
01480870East Branch Brandywine Creek below Downingtown, PAYes

Conditions: USGS NWIS (public domain). Classification: PA Fish & Boat Commission (PASDA).