A town on two counties
The Chadds Ford area straddles the line between Chester County and Delaware County. Chadds Ford Township's municipal building is on the Delaware County side, while Pennsbury, Pocopson and Birmingham townships nearby are in Chester County. For flood cleanup that does not change much, but your permits and floodplain questions go to whichever township your parcel is in.
The Chadds Ford gauge
The National Weather Service tracks the Brandywine at Chadds Ford as gauge CDFP1. Its flood categories are action at 8 feet, minor at 9, moderate at 11 and major at 13. The impact notes describe what happens as the water rises:
| Stage | What the NWS says happens |
|---|---|
| 8 ft | Open land along the creek floods |
| 10 ft | Creek Road and Route 926 near Pocopson flood |
| 11.8 ft | The Brandywine River Museum begins to take water; Route 1 takes water |
| 12 ft | Businesses upstream of the gauge begin to flood |
| 13 ft | Residential evacuations begin; Routes 1 and 100 and Fairville Road close |
| 14 ft | Businesses along Route 1 and Creek Road take water |
Source: NWS gauge CDFP1.
Record crests at Chadds Ford
- 21.04 feet on September 2, 2021, during the remnants of Ida
- 17.15 feet in September 1999, during Floyd
- 16.56 feet in 1972, during Agnes
- 16.05 feet in 2014
- 15.23 feet in 2011
The 2021 crest beat the old record by almost four feet. Several crests above the 13-foot major stage in the last fifty years mean properties on Creek Road, along Route 1 near the creek and on low land in Pocopson should treat flooding as a recurring risk.
Why the main stem behaves differently
Upstream towns get a sharp, fast rise from their own branch. Chadds Ford gets the combined flow from both branches and from tributaries like Pocopson Creek. The rise often comes later and lasts longer. That gives some warning, but it also means water can stay in low buildings for many hours. The Chadds Ford indoor water post covers what that means for cleanup.
What flood damage looks like here
- Stone farmhouses and converted mills near the water with flooded lower levels and thick silt.
- Outbuildings, barns and garages on low ground. See flood vents and low outbuildings.
- Businesses along Route 1 with ground-floor damage.
- Wells and septic systems affected by floodwater, which need their own checks before use.
Safety first
When Routes 1 and 100 and Fairville Road close at 13 feet, getting around is hard and dangerous. The NWS warns that 6 inches of fast water can knock over an adult. Wait until roads open, and do not drive around barricades.
If your home is on a well, do not drink from it after floodwater covers the wellhead until it has been tested.
What restoration involves
Pump-out, silt removal, removal and photographing of wet materials, cleaning, drying to a reading and a claim file. Old stone buildings dry slowly and may need a longer equipment plan. The full sequence is on the storm and creek flood cleanup page.
Cost
Main-stem floods leave more mud and soak walls for longer, so Chadds Ford jobs often sit at the upper end of the $1,300 to $5,500 band, and old stone mills or barns with long water contact can exceed $10,000. A lower level with little finish may stay within $750 to $4,000 for pump-out and drying. Details are on the pricing page.
Services in Chadds Ford
Flood damage restoration · Flooded basement cleanup · Sump pump failure cleanup · Storm and creek flood cleanup · Flood insurance claim documentation · Water removal and drying
Nearby towns
West Chester is just north, and Downingtown is upstream on the East Branch. All service areas.
Request help
Call (484) 275-9544 whenever you are ready, day or night. Providers can only reach Creek Road and Route 1 addresses once the closures lift.