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Hydrograph River at a Glance Download
West Branch Brandywine Creek at Coatesville Stage (ft)Flow (kcfs)Highest Observation: 4.1 ft at 2:15PM Jan 16, 2021Highest Observation: 4.1 ft at 2:30PM Jan 16, 2021Highest Observation: 4.1 ft at 2:45PM Jan 16, 2021Highest Observation: 4.1 ft at 3:00PM Jan 16, 2021Highest Observation: 4.1 ft at 3:15PM Jan 16, 2021Highest Observation: 4.1 ft at 3:30PM Jan 16, 2021Highest Observation: 4.1 ft at 3:45PM Jan 16, 2021Highest Observation: 4.1 ft at 4:00PM Jan 16, 2021Highest Observation: 4.1 ft at 4:15PM Jan 16, 2021Highest Observation: 4.1 ft at 4:30PM Jan 16, 2021Highest Observation: 4.1 ft at 4:45PM Jan 16, 2021Highest Observation: 4.1 ft at 5:00PM Jan 16, 2021Highest Observation: 4.1 ft at 5:15PM Jan 16, 2021Highest Observation: 4.1 ft at 5:30PM Jan 16, 2021Highest Observation: 4.1 ft at 5:45PM Jan 16, 2021Observed: 4.09 ft at 6:00PM Jan 16, 2021Observed: 4.09 ft at 6:15PM Jan 16, 2021Observed: 4.09 ft at 6:30PM Jan 16, 2021Observed: 4.09 ft at 6:45PM Jan 16, 2021Observed: 4.09 ft at 7:00PM Jan 16, 2021Observed: 4.09 ft at 7:15PM Jan 16, 2021Observed: 4.09 ft at 7:30PM Jan 16, 2021Observed: 4.09 ft at 7:45PM Jan 16, 2021Observed: 4.08 ft at 8:00PM Jan 16, 2021Observed: 4.08 ft at 8:01PM Jan 16, 2021Observed: 4.08 ft at 8:15PM Jan 16, 2021Observed: 4.08 ft at 8:30PM Jan 16, 2021Observed: 4.08 ft at 8:45PM Jan 16, 2021Observed: 4.08 ft at 9:00PM Jan 16, 2021Observed: 4.07 ft at 9:15PM Jan 16, 2021Observed: 4.07 ft at 9:30PM Jan 16, 2021Observed: 4.07 ft at 9:45PM Jan 16, 2021Observed: 4.07 ft at 10:00PM Jan 16, 2021Observed: 4.07 ft at 10:15PM Jan 16, 2021Observed: 4.06 ft at 10:30PM Jan 16, 2021Observed: 4.06 ft at 10:45PM Jan 16, 2021Observed: 4.06 ft at 11:00PM Jan 16, 2021Observed: 4.06 ft at 11:15PM Jan 16, 2021Observed: 4.06 ft at 11:30PM Jan 16, 2021Observed: 4.05 ft at 11:45PM Jan 16, 2021Observed: 4.05 ft at 12:00AM Jan 17, 2021Observed: 4.05 ft at 12:15AM Jan 17, 2021Observed: 4.05 ft at 12:30AM Jan 17, 2021Observed: 4.05 ft at 12:45AM Jan 17, 2021Observed: 4.04 ft at 1:00AM Jan 17, 2021Observed: 4.04 ft at 1:15AM Jan 17, 2021Observed: 4.04 ft at 1:30AM Jan 17, 2021Observed: 4.04 ft at 1:45AM Jan 17, 2021Observed: 4.04 ft at 2:00AM Jan 17, 2021Observed: 4.04 ft at 2:15AM Jan 17, 2021Observed: 4.03 ft at 2:30AM Jan 17, 2021Observed: 4.03 ft at 2:45AM Jan 17, 2021Observed: 4.03 ft at 3:00AM Jan 17, 2021Observed: 4.03 ft at 3:15AM Jan 17, 2021Observed: 4.03 ft at 3:30AM Jan 17, 2021Observed: 4.03 ft at 3:45AM Jan 17, 2021Observed: 4.03 ft at 4:00AM Jan 17, 2021Observed: 4.03 ft at 4:15AM Jan 17, 2021Observed: 4.02 ft at 4:30AM Jan 17, 2021Observed: 4.02 ft at 4:45AM Jan 17, 2021Observed: 4.02 ft at 5:00AM Jan 17, 2021Observed: 4.02 ft at 5:15AM Jan 17, 2021Observed: 4.02 ft at 5:30AM Jan 17, 2021Observed: 4.02 ft at 5:45AM Jan 17, 2021Observed: 4.02 ft at 6:00AM Jan 17, 2021Observed: 4.01 ft at 6:15AM Jan 17, 2021Observed: 4.01 ft at 6:30AM Jan 17, 2021Observed: 4.01 ft at 6:45AM Jan 17, 2021Observed: 4.01 ft at 7:00AM Jan 17, 2021Observed: 4.01 ft at 7:15AM Jan 17, 2021Observed: 4.01 ft at 7:30AM Jan 17, 2021Observed: 4.01 ft at 7:45AM Jan 17, 2021Observed: 4.01 ft at 8:00AM Jan 17, 2021Observed: 4.01 ft at 8:15AM Jan 17, 2021Observed: 4 ft at 8:30AM Jan 17, 2021Observed: 4 ft at 8:45AM Jan 17, 2021Observed: 4 ft at 9:00AM Jan 17, 2021Observed: 4 ft at 9:15AM Jan 17, 2021Observed: 4 ft at 9:30AM Jan 17, 2021Observed: 4 ft at 9:45AM Jan 17, 2021Observed: 4 ft at 10:00AM Jan 17, 2021Observed: 4 ft at 10:15AM Jan 17, 2021Observed: 4 ft at 10:30AM Jan 17, 2021Observed: 4 ft at 10:45AM Jan 17, 2021Observed: 4 ft at 11:00AM Jan 17, 2021Observed: 4 ft at 11:15AM Jan 17, 2021Observed: 4 ft at 11:30AM Jan 17, 2021Observed: 4 ft at 11:45AM Jan 17, 2021Observed: 4 ft at 12:00PM Jan 17, 2021Observed: 4 ft at 12:15PM Jan 17, 2021Observed: 4 ft at 12:30PM Jan 17, 2021Observed: 3.99 ft at 12:45PM Jan 17, 2021Observed: 4 ft at 1:00PM Jan 17, 2021Observed: 3.99 ft at 1:15PM Jan 17, 2021Observed: 4 ft at 1:30PM Jan 17, 2021Observed: 3.99 ft at 1:45PM Jan 17, 2021Observed: 3.99 ft at 2:00PM Jan 17, 2021Observed: 3.99 ft at 2:15PM Jan 17, 2021Observed: 3.99 ft at 2:30PM Jan 17, 2021Observed: 3.99 ft at 2:45PM Jan 17, 2021Observed: 3.99 ft at 3:00PM Jan 17, 2021Observed: 3.99 ft at 3:15PM Jan 17, 2021Observed: 3.99 ft at 3:30PM Jan 17, 2021Observed: 3.99 ft at 3:45PM Jan 17, 2021Observed: 3.99 ft at 4:00PM Jan 17, 2021Observed: 3.99 ft at 4:15PM Jan 17, 2021Observed: 3.99 ft at 4:30PM Jan 17, 2021Observed: 3.99 ft at 4:45PM Jan 17, 2021Observed: 3.99 ft at 5:00PM Jan 17, 2021Observed: 3.98 ft at 5:15PM Jan 17, 2021Observed: 3.98 ft at 5:30PM Jan 17, 2021Observed: 3.98 ft at 5:45PM Jan 17, 2021Observed: 3.98 ft at 6:00PM Jan 17, 2021Observed: 3.98 ft at 6:15PM Jan 17, 2021Observed: 3.98 ft at 6:30PM Jan 17, 2021Observed: 3.98 ft at 6:45PM Jan 17, 2021Observed: 3.98 ft at 7:00PM Jan 17, 2021Observed: 3.98 ft at 7:15PM Jan 17, 2021Observed: 3.98 ft at 7:30PM Jan 17, 2021Observed: 3.98 ft at 7:45PM Jan 17, 2021Observed: 3.97 ft at 8:00PM Jan 17, 2021Observed: 3.97 ft at 8:01PM Jan 17, 2021Observed: 3.97 ft at 8:15PM Jan 17, 2021Observed: 3.98 ft at 8:30PM Jan 17, 2021Observed: 3.97 ft at 8:45PM Jan 17, 2021Observed: 3.98 ft at 9:00PM Jan 17, 2021Observed: 3.98 ft at 9:15PM Jan 17, 2021Observed: 3.98 ft at 9:30PM Jan 17, 2021Observed: 3.98 ft at 9:45PM Jan 17, 2021Observed: 3.98 ft at 10:00PM Jan 17, 2021Observed: 3.98 ft at 10:15PM Jan 17, 2021Observed: 3.98 ft at 10:30PM Jan 17, 2021Observed: 3.98 ft at 10:45PM Jan 17, 2021Observed: 3.98 ft at 11:00PM Jan 17, 2021Observed: 3.98 ft at 11:15PM Jan 17, 2021Observed: 3.98 ft at 11:30PM Jan 17, 2021Observed: 3.98 ft at 11:45PM Jan 17, 2021Observed: 3.98 ft at 12:00AM Jan 18, 2021Observed: 3.98 ft at 12:15AM Jan 18, 2021Observed: 3.98 ft at 12:30AM Jan 18, 2021Observed: 3.98 ft at 12:45AM Jan 18, 2021Observed: 3.98 ft at 1:00AM Jan 18, 2021Observed: 3.98 ft at 1:15AM Jan 18, 2021Observed: 3.98 ft at 1:30AM Jan 18, 2021Observed: 3.98 ft at 1:45AM Jan 18, 2021Observed: 3.97 ft at 2:00AM Jan 18, 2021Observed: 3.97 ft at 2:15AM Jan 18, 2021Observed: 3.97 ft at 2:30AM Jan 18, 2021Observed: 3.97 ft at 2:45AM Jan 18, 2021Observed: 3.97 ft at 3:00AM Jan 18, 2021Observed: 3.97 ft at 3:15AM Jan 18, 2021Observed: 3.97 ft at 3:30AM Jan 18, 2021Observed: 3.97 ft at 3:45AM Jan 18, 2021Observed: 3.97 ft at 4:00AM Jan 18, 2021Observed: 3.97 ft at 4:15AM Jan 18, 2021Observed: 3.97 ft at 4:30AM Jan 18, 2021Observed: 3.97 ft at 4:45AM Jan 18, 2021Observed: 3.97 ft at 5:00AM Jan 18, 2021Observed: 3.97 ft at 5:15AM Jan 18, 2021Observed: 3.97 ft at 5:30AM Jan 18, 2021Observed: 3.97 ft at 5:45AM Jan 18, 2021Observed: 3.97 ft at 6:00AM Jan 18, 2021Observed: 3.97 ft at 6:15AM Jan 18, 2021Observed: 3.97 ft at 6:30AM Jan 18, 2021Observed: 3.97 ft at 6:45AM Jan 18, 2021Observed: 3.97 ft at 7:00AM Jan 18, 2021Observed: 3.97 ft at 7:15AM Jan 18, 2021Observed: 3.97 ft at 7:30AM Jan 18, 2021Observed: 3.97 ft at 7:45AM Jan 18, 2021Observed: 3.97 ft at 8:00AM Jan 18, 2021Observed: 3.97 ft at 8:15AM Jan 18, 2021Observed: 3.97 ft at 8:30AM Jan 18, 2021Observed: 3.97 ft at 8:45AM Jan 18, 2021Observed: 3.97 ft at 9:00AM Jan 18, 2021Observed: 3.97 ft at 9:15AM Jan 18, 2021Observed: 3.97 ft at 9:30AM Jan 18, 2021Observed: 3.97 ft at 9:45AM Jan 18, 2021Observed: 3.97 ft at 10:00AM Jan 18, 2021Observed: 3.97 ft at 10:15AM Jan 18, 2021Observed: 3.97 ft at 10:30AM Jan 18, 2021Observed: 3.96 ft at 10:45AM Jan 18, 2021Observed: 3.97 ft at 11:00AM Jan 18, 2021Observed: 3.97 ft at 11:15AM Jan 18, 2021Observed: 3.97 ft at 11:30AM Jan 18, 2021Observed: 3.97 ft at 11:45AM Jan 18, 2021Observed: 3.97 ft at 12:00PM Jan 18, 2021Observed: 3.96 ft at 12:15PM Jan 18, 2021Observed: 3.97 ft at 12:30PM Jan 18, 2021Observed: 3.97 ft at 12:45PM Jan 18, 2021Observed: 3.97 ft at 1:00PM Jan 18, 2021Observed: 3.97 ft at 1:15PM Jan 18, 2021Observed: 3.97 ft at 1:30PM Jan 18, 2021Observed: 3.97 ft at 1:45PM Jan 18, 2021Observed: 3.97 ft at 2:00PM Jan 18, 2021Observed: 3.97 ft at 2:15PM Jan 18, 2021Observed: 3.96 ft at 2:30PM Jan 18, 2021Observed: 3.96 ft at 2:45PM Jan 18, 2021Observed: 3.97 ft at 3:00PM Jan 18, 2021Observed: 3.96 ft at 3:15PM Jan 18, 2021Observed: 3.96 ft at 3:30PM Jan 18, 2021Observed: 3.96 ft at 3:45PM Jan 18, 2021Observed: 3.96 ft at 4:00PM Jan 18, 2021Observed: 3.96 ft at 4:15PM Jan 18, 2021Observed: 3.96 ft at 4:30PM Jan 18, 2021Observed: 3.96 ft at 4:45PM Jan 18, 2021Observed: 3.96 ft at 5:00PM Jan 18, 2021Observed: 3.96 ft at 5:15PM Jan 18, 2021Observed: 3.96 ft at 5:30PM Jan 18, 2021Observed: 3.96 ft at 5:45PM Jan 18, 2021Observed: 3.96 ft at 6:00PM Jan 18, 2021Observed: 3.96 ft at 6:15PM Jan 18, 2021Observed: 3.96 ft at 6:30PM Jan 18, 2021Observed: 3.96 ft at 6:45PM Jan 18, 2021Observed: 3.96 ft at 7:00PM Jan 18, 2021Observed: 3.96 ft at 7:15PM Jan 18, 2021Observed: 3.96 ft at 7:30PM Jan 18, 2021Observed: 3.96 ft at 7:45PM Jan 18, 2021Observed: 3.96 ft at 8:00PM Jan 18, 2021Observed: 3.96 ft at 8:01PM Jan 18, 2021Observed: 3.96 ft at 8:15PM Jan 18, 2021Observed: 3.96 ft at 8:30PM Jan 18, 2021Observed: 3.96 ft at 8:45PM Jan 18, 2021Observed: 3.96 ft at 9:00PM Jan 18, 2021Observed: 3.96 ft at 9:15PM Jan 18, 2021Observed: 3.96 ft at 9:30PM Jan 18, 2021Observed: 3.96 ft at 9:45PM Jan 18, 2021Observed: 3.96 ft at 10:00PM Jan 18, 2021Observed: 3.96 ft at 10:15PM Jan 18, 2021Observed: 3.96 ft at 10:30PM Jan 18, 2021Observed: 3.96 ft at 10:45PM Jan 18, 2021Observed: 3.96 ft at 11:00PM Jan 18, 2021Observed: 3.96 ft at 11:15PM Jan 18, 2021Observed: 3.96 ft at 11:30PM Jan 18, 2021Observed: 3.96 ft at 11:45PM Jan 18, 2021Observed: 3.96 ft at 12:00AM Jan 19, 2021Observed: 3.96 ft at 12:15AM Jan 19, 2021Observed: 3.96 ft at 12:30AM Jan 19, 2021Observed: 3.96 ft at 12:45AM Jan 19, 2021Observed: 3.96 ft at 1:00AM Jan 19, 2021Observed: 3.96 ft at 1:15AM Jan 19, 2021Observed: 3.96 ft at 1:30AM Jan 19, 2021Observed: 3.96 ft at 1:45AM Jan 19, 2021Observed: 3.96 ft at 2:00AM Jan 19, 2021Observed: 3.96 ft at 2:15AM Jan 19, 2021Observed: 3.96 ft at 2:30AM Jan 19, 2021Observed: 3.96 ft at 2:45AM Jan 19, 2021Observed: 3.96 ft at 3:00AM Jan 19, 2021Observed: 3.96 ft at 3:15AM Jan 19, 2021Observed: 3.96 ft at 3:30AM Jan 19, 2021Observed: 3.96 ft at 3:45AM Jan 19, 2021Observed: 3.96 ft at 4:00AM Jan 19, 2021Observed: 3.96 ft at 4:15AM Jan 19, 2021Observed: 3.96 ft at 4:30AM Jan 19, 2021Observed: 3.96 ft at 4:45AM Jan 19, 2021Observed: 3.96 ft at 5:00AM Jan 19, 2021Observed: 3.96 ft at 5:15AM Jan 19, 2021Observed: 3.96 ft at 5:30AM Jan 19, 2021Observed: 3.96 ft at 5:45AM Jan 19, 2021Observed: 3.96 ft at 6:00AM Jan 19, 2021Observed: 3.95 ft at 6:15AM Jan 19, 2021Observed: 3.95 ft at 6:30AM Jan 19, 2021Observed: 3.96 ft at 6:45AM Jan 19, 2021Observed: 3.95 ft at 7:00AM Jan 19, 2021Observed: 3.95 ft at 7:15AM Jan 19, 2021Observed: 3.95 ft at 7:30AM Jan 19, 2021Observed: 3.95 ft at 7:45AM Jan 19, 2021Observed: 3.95 ft at 9:00AM Jan 19, 2021Observed: 3.95 ft at 9:15AM Jan 19, 2021Observed: 3.95 ft at 9:30AM Jan 19, 2021Observed: 3.95 ft at 9:45AM Jan 19, 2021Observed: 3.95 ft at 11:00AM Jan 19, 2021Observed: 3.95 ft at 11:15AM Jan 19, 2021Observed: 3.95 ft at 11:30AM Jan 19, 2021Observed: 3.95 ft at 11:45AM Jan 19, 2021Observed: 3.96 ft at 12:00PM Jan 19, 2021Observed: 3.95 ft at 12:15PM Jan 19, 2021Observed: 3.95 ft at 12:30PM Jan 19, 2021Observed: 3.95 ft at 12:45PM Jan 19, 2021USGS--Water Resources of the United StatesCOTP1(plotting HGIRG) Graph Created (2:02PM Jan 19, 2021)ObservedLatest observed value: 3.95 ft at 12:45 PM EST 19-Jan-2021. Flood Stage is 7 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EST)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts are not available for the West Branch Brandywine Creek at Coatesville. Only observed stages are available for this point.
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Upstream Gauge - at Honeybrook Upstream Gauge Downstream Gauge Downstream Gauge - at Modena
Flood Categories (in feet)
Major Flood Stage: 11
Moderate Flood Stage: 9
Flood Stage: 7
Action Stage: 6
Low Stage (in feet): 0

Historic Crests
(1) 12.30 ft on 08/09/1942
(2) 10.08 ft on 06/29/1973
(3) 9.92 ft on 06/22/1972
(4) 8.98 ft on 01/19/1996
(5) 8.69 ft on 10/08/2005
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 7.31 ft on 08/04/2020
(2) 7.28 ft on 08/04/2020 (P)
(3) 8.49 ft on 08/13/2018
(4) 8.45 ft on 05/01/2014
(5) 7.82 ft on 09/24/2011
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.
Zoom Level:16
KML Image
Gauge LocationGauge Map Marker
 Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
About This Location Collapse

Latitude: 39.985556° N, Longitude: 75.827778° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 7 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(gauge height = flood stage)		 Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:
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Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Philadelphia/Mount Holly Weather Forecast Office
732 Woodlane Road
Mount Holly, NJ 08060-9615
(609) 261-6600
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