MEDIAN FLOW RATE · 1 YEAR
217cfs 50.1% vs avg
Optimal band: 138–186 cfs
PERIOD HIGH
1,315cfs
PERIOD LOW
91cfs
RUNNABLE
30%
last 1 year in band
Gauge Height
1.94ft
Water Temperature
74.7°F
Water Turbidity
Precipitation History
Precipitation · YTD
NormalNear-normal year
2026 to date
23.4in
≈ normal
23.36 in of precipitation so far this year — about average for this point in the season (normal 23.14 in).
YTD Total
23.4in
This year so far
Normal to Date
23.1in
30-yr average
Typical Range
18.1–28.6in
10th–90th pct YTD
Departure
+1%
vs 30-yr normal
By Month
This year
Typical range
Normal
Jan: 2.82" · normal 3.26" (2.1–4.8)
Feb: 2.33" · normal 2.97" (1.5–4.7)
Mar: 3.63" · normal 4.18" (2.1–6.6)
Apr: 2.74" · normal 3.68" (2.1–5.7)
May: 4.27" · normal 3.55" (1.9–5.8)
Jun: 3.67" · normal 4.05" (2.1–7.8)
Jul: 3.90" (so far)· normal 3.98" (2.2–5.8)
Aug: normal 4.12" (1.6–6.3)
Sep: normal 4.32" (1.8–6.3)
Oct: normal 3.75" (1.8–6.2)
Nov: normal 3.00" (1.5–4.8)
Dec: normal 4.01" (1.9–5.7)
Baseline 1991–2020 · Source: Open-Meteo23:43 UTC
Your History · Brandywine Creek at Chadds Ford, PA
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Station Location
39.8698, -75.5933Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-10 00:00 UTC
Site #01481000·USGS
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