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Hydrograph River at a Glance Download
Perkiomen Creek at East Greenville Stage (ft)Flow (kcfs)Observed: 1.95 ft at 7:45PM Nov 23, 2021Observed: 1.95 ft at 8:00PM Nov 23, 2021Observed: 1.95 ft at 8:01PM Nov 23, 2021Observed: 1.95 ft at 8:15PM Nov 23, 2021Observed: 1.95 ft at 8:16PM Nov 23, 2021Observed: 1.95 ft at 8:30PM Nov 23, 2021Observed: 1.95 ft at 8:31PM Nov 23, 2021Observed: 1.95 ft at 8:45PM Nov 23, 2021Observed: 1.95 ft at 8:46PM Nov 23, 2021Observed: 1.95 ft at 9:00PM Nov 23, 2021Observed: 1.95 ft at 9:15PM Nov 23, 2021Observed: 1.95 ft at 9:30PM Nov 23, 2021Observed: 1.95 ft at 9:45PM Nov 23, 2021Observed: 1.95 ft at 10:00PM Nov 23, 2021Observed: 1.95 ft at 10:15PM Nov 23, 2021Observed: 1.94 ft at 10:30PM Nov 23, 2021Observed: 1.94 ft at 10:45PM Nov 23, 2021Observed: 1.94 ft at 11:00PM Nov 23, 2021Observed: 1.94 ft at 11:15PM Nov 23, 2021Observed: 1.94 ft at 11:30PM Nov 23, 2021Observed: 1.94 ft at 11:45PM Nov 23, 2021Observed: 1.94 ft at 12:00AM Nov 24, 2021Observed: 1.94 ft at 12:15AM Nov 24, 2021Observed: 1.94 ft at 12:30AM Nov 24, 2021Observed: 1.94 ft at 12:45AM Nov 24, 2021Observed: 1.94 ft at 1:00AM Nov 24, 2021Observed: 1.94 ft at 1:15AM Nov 24, 2021Observed: 1.94 ft at 1:30AM Nov 24, 2021Observed: 1.94 ft at 1:45AM Nov 24, 2021Observed: 1.94 ft at 2:00AM Nov 24, 2021Observed: 1.94 ft at 2:15AM Nov 24, 2021Observed: 1.95 ft at 2:30AM Nov 24, 2021Observed: 1.95 ft at 2:45AM Nov 24, 2021Observed: 1.95 ft at 3:00AM Nov 24, 2021Observed: 1.95 ft at 3:15AM Nov 24, 2021Observed: 1.95 ft at 3:30AM Nov 24, 2021Observed: 1.94 ft at 3:45AM Nov 24, 2021Observed: 1.95 ft at 4:00AM Nov 24, 2021Observed: 1.95 ft at 4:15AM Nov 24, 2021Observed: 1.94 ft at 4:30AM Nov 24, 2021Observed: 1.94 ft at 4:45AM Nov 24, 2021Observed: 1.94 ft at 5:00AM Nov 24, 2021Observed: 1.94 ft at 5:15AM Nov 24, 2021Observed: 1.94 ft at 5:30AM Nov 24, 2021Observed: 1.93 ft at 5:45AM Nov 24, 2021Observed: 1.93 ft at 6:00AM Nov 24, 2021Observed: 1.95 ft at 6:15AM Nov 24, 2021Observed: 1.94 ft at 6:30AM Nov 24, 2021Observed: 1.93 ft at 6:45AM Nov 24, 2021Observed: 1.93 ft at 7:00AM Nov 24, 2021Observed: 1.93 ft at 7:15AM Nov 24, 2021Observed: 1.93 ft at 7:30AM Nov 24, 2021Observed: 1.93 ft at 7:45AM Nov 24, 2021Observed: 1.93 ft at 8:00AM Nov 24, 2021Observed: 1.93 ft at 8:02AM Nov 24, 2021Observed: 1.93 ft at 8:15AM Nov 24, 2021Observed: 1.93 ft at 8:17AM Nov 24, 2021Observed: 1.93 ft at 8:30AM Nov 24, 2021Observed: 1.93 ft at 8:32AM Nov 24, 2021Observed: 1.93 ft at 8:45AM Nov 24, 2021Observed: 1.93 ft at 8:47AM Nov 24, 2021Observed: 1.93 ft at 9:00AM Nov 24, 2021Observed: 1.93 ft at 9:15AM Nov 24, 2021Observed: 1.93 ft at 9:30AM Nov 24, 2021Observed: 1.93 ft at 9:45AM Nov 24, 2021Observed: 1.93 ft at 10:00AM Nov 24, 2021Observed: 1.93 ft at 10:15AM Nov 24, 2021Observed: 1.93 ft at 10:30AM Nov 24, 2021Observed: 1.93 ft at 10:45AM Nov 24, 2021Observed: 1.93 ft at 11:00AM Nov 24, 2021Observed: 1.93 ft at 11:15AM Nov 24, 2021Observed: 1.92 ft at 11:30AM Nov 24, 2021Observed: 1.93 ft at 11:45AM Nov 24, 2021Observed: 1.93 ft at 12:00PM Nov 24, 2021Observed: 1.93 ft at 12:15PM Nov 24, 2021Observed: 1.92 ft at 12:30PM Nov 24, 2021Observed: 1.92 ft at 12:45PM Nov 24, 2021Observed: 1.92 ft at 1:00PM Nov 24, 2021Observed: 1.92 ft at 1:15PM Nov 24, 2021Observed: 1.92 ft at 1:30PM Nov 24, 2021Observed: 1.92 ft at 1:45PM Nov 24, 2021Observed: 1.92 ft at 2:00PM Nov 24, 2021Observed: 1.92 ft at 2:15PM Nov 24, 2021Observed: 1.92 ft at 2:30PM Nov 24, 2021Observed: 1.92 ft at 2:45PM Nov 24, 2021Observed: 1.92 ft at 3:00PM Nov 24, 2021Observed: 1.92 ft at 3:15PM Nov 24, 2021Observed: 1.92 ft at 3:30PM Nov 24, 2021Observed: 1.92 ft at 3:45PM Nov 24, 2021Observed: 1.92 ft at 4:00PM Nov 24, 2021Observed: 1.92 ft at 4:15PM Nov 24, 2021Observed: 1.93 ft at 4:30PM Nov 24, 2021Observed: 1.93 ft at 4:45PM Nov 24, 2021Observed: 1.93 ft at 5:00PM Nov 24, 2021Observed: 1.93 ft at 5:15PM Nov 24, 2021Observed: 1.93 ft at 5:30PM Nov 24, 2021Observed: 1.93 ft at 5:45PM Nov 24, 2021Observed: 1.93 ft at 6:00PM Nov 24, 2021Observed: 1.93 ft at 6:15PM Nov 24, 2021Observed: 1.93 ft at 6:30PM Nov 24, 2021Observed: 1.93 ft at 6:45PM Nov 24, 2021Observed: 1.93 ft at 7:00PM Nov 24, 2021Observed: 1.93 ft at 7:15PM Nov 24, 2021Observed: 1.93 ft at 7:30PM Nov 24, 2021Observed: 1.93 ft at 7:45PM Nov 24, 2021Observed: 1.93 ft at 8:00PM Nov 24, 2021Observed: 1.93 ft at 8:15PM Nov 24, 2021Observed: 1.93 ft at 8:16PM Nov 24, 2021Observed: 1.93 ft at 8:30PM Nov 24, 2021Observed: 1.93 ft at 8:31PM Nov 24, 2021Observed: 1.93 ft at 8:45PM Nov 24, 2021Observed: 1.93 ft at 8:46PM Nov 24, 2021Observed: 1.93 ft at 9:00PM Nov 24, 2021Observed: 1.93 ft at 9:01PM Nov 24, 2021Observed: 1.93 ft at 9:15PM Nov 24, 2021Observed: 1.94 ft at 9:30PM Nov 24, 2021Observed: 1.94 ft at 9:45PM Nov 24, 2021Observed: 1.94 ft at 10:00PM Nov 24, 2021Observed: 1.94 ft at 10:15PM Nov 24, 2021Observed: 1.94 ft at 10:30PM Nov 24, 2021Observed: 1.94 ft at 10:45PM Nov 24, 2021Observed: 1.94 ft at 11:00PM Nov 24, 2021Observed: 1.94 ft at 11:15PM Nov 24, 2021Observed: 1.94 ft at 11:30PM Nov 24, 2021Observed: 1.94 ft at 11:45PM Nov 24, 2021Observed: 1.94 ft at 12:00AM Nov 25, 2021Observed: 1.94 ft at 12:15AM Nov 25, 2021Observed: 1.94 ft at 12:30AM Nov 25, 2021Observed: 1.94 ft at 12:45AM Nov 25, 2021Observed: 1.94 ft at 1:00AM Nov 25, 2021Observed: 1.94 ft at 1:15AM Nov 25, 2021Observed: 1.95 ft at 1:30AM Nov 25, 2021Observed: 1.95 ft at 1:45AM Nov 25, 2021Observed: 1.94 ft at 2:00AM Nov 25, 2021Observed: 1.94 ft at 2:15AM Nov 25, 2021Observed: 1.94 ft at 2:30AM Nov 25, 2021Observed: 1.95 ft at 2:45AM Nov 25, 2021Observed: 1.94 ft at 3:00AM Nov 25, 2021Observed: 1.94 ft at 3:15AM Nov 25, 2021Observed: 1.94 ft at 3:30AM Nov 25, 2021Observed: 1.94 ft at 3:45AM Nov 25, 2021Observed: 1.94 ft at 4:00AM Nov 25, 2021Observed: 1.94 ft at 4:15AM Nov 25, 2021Observed: 1.94 ft at 4:30AM Nov 25, 2021Observed: 1.93 ft at 4:45AM Nov 25, 2021Observed: 1.93 ft at 5:00AM Nov 25, 2021Observed: 1.93 ft at 5:15AM Nov 25, 2021Observed: 1.93 ft at 5:30AM Nov 25, 2021Observed: 1.93 ft at 5:45AM Nov 25, 2021Observed: 1.93 ft at 6:00AM Nov 25, 2021Observed: 1.93 ft at 6:15AM Nov 25, 2021Observed: 1.93 ft at 6:30AM Nov 25, 2021Observed: 1.93 ft at 6:45AM Nov 25, 2021Observed: 1.93 ft at 7:00AM Nov 25, 2021Observed: 1.93 ft at 7:15AM Nov 25, 2021Observed: 1.93 ft at 7:30AM Nov 25, 2021Observed: 1.93 ft at 7:45AM Nov 25, 2021Observed: 1.93 ft at 8:00AM Nov 25, 2021Observed: 1.93 ft at 8:15AM Nov 25, 2021Observed: 1.93 ft at 8:17AM Nov 25, 2021Observed: 1.93 ft at 8:30AM Nov 25, 2021Observed: 1.93 ft at 8:32AM Nov 25, 2021Observed: 1.93 ft at 8:45AM Nov 25, 2021Observed: 1.93 ft at 8:47AM Nov 25, 2021Observed: 1.93 ft at 9:00AM Nov 25, 2021Observed: 1.93 ft at 9:02AM Nov 25, 2021Observed: 1.93 ft at 9:15AM Nov 25, 2021Observed: 1.93 ft at 9:30AM Nov 25, 2021Observed: 1.93 ft at 9:45AM Nov 25, 2021Observed: 1.93 ft at 10:00AM Nov 25, 2021Observed: 1.93 ft at 10:15AM Nov 25, 2021Observed: 1.93 ft at 10:30AM Nov 25, 2021Observed: 1.93 ft at 10:45AM Nov 25, 2021Observed: 1.93 ft at 11:00AM Nov 25, 2021Observed: 1.93 ft at 11:15AM Nov 25, 2021Observed: 1.93 ft at 11:30AM Nov 25, 2021Observed: 1.93 ft at 11:45AM Nov 25, 2021Observed: 1.93 ft at 12:00PM Nov 25, 2021Observed: 1.93 ft at 12:15PM Nov 25, 2021Observed: 1.93 ft at 12:30PM Nov 25, 2021Observed: 1.93 ft at 12:45PM Nov 25, 2021Observed: 1.93 ft at 1:00PM Nov 25, 2021Observed: 1.93 ft at 1:15PM Nov 25, 2021Observed: 1.93 ft at 1:30PM Nov 25, 2021Observed: 1.93 ft at 1:45PM Nov 25, 2021Observed: 1.93 ft at 2:00PM Nov 25, 2021Observed: 1.93 ft at 2:15PM Nov 25, 2021Observed: 1.94 ft at 2:30PM Nov 25, 2021Observed: 1.94 ft at 2:45PM Nov 25, 2021Observed: 1.94 ft at 3:00PM Nov 25, 2021Observed: 1.93 ft at 3:15PM Nov 25, 2021Observed: 1.94 ft at 3:30PM Nov 25, 2021Observed: 1.94 ft at 3:45PM Nov 25, 2021Observed: 1.94 ft at 4:00PM Nov 25, 2021Observed: 1.94 ft at 4:15PM Nov 25, 2021Observed: 1.94 ft at 4:30PM Nov 25, 2021Observed: 1.94 ft at 4:45PM Nov 25, 2021Observed: 1.94 ft at 5:00PM Nov 25, 2021Observed: 1.94 ft at 5:15PM Nov 25, 2021Observed: 1.94 ft at 5:30PM Nov 25, 2021Observed: 1.94 ft at 5:45PM Nov 25, 2021Observed: 1.94 ft at 6:00PM Nov 25, 2021Observed: 1.94 ft at 6:15PM Nov 25, 2021Observed: 1.94 ft at 6:30PM Nov 25, 2021Observed: 1.94 ft at 6:45PM Nov 25, 2021Observed: 1.94 ft at 7:00PM Nov 25, 2021Observed: 1.94 ft at 7:15PM Nov 25, 2021Observed: 1.94 ft at 7:30PM Nov 25, 2021Observed: 1.94 ft at 7:45PM Nov 25, 2021Observed: 1.94 ft at 8:00PM Nov 25, 2021Observed: 1.94 ft at 8:15PM Nov 25, 2021Observed: 1.94 ft at 8:17PM Nov 25, 2021Observed: 1.94 ft at 8:30PM Nov 25, 2021Observed: 1.94 ft at 8:32PM Nov 25, 2021Observed: 1.94 ft at 8:45PM Nov 25, 2021Observed: 1.94 ft at 8:47PM Nov 25, 2021Observed: 1.94 ft at 9:00PM Nov 25, 2021Observed: 1.94 ft at 9:02PM Nov 25, 2021Observed: 1.94 ft at 9:15PM Nov 25, 2021Observed: 1.94 ft at 9:30PM Nov 25, 2021Observed: 1.94 ft at 9:45PM Nov 25, 2021Observed: 1.94 ft at 10:00PM Nov 25, 2021Observed: 1.94 ft at 10:15PM Nov 25, 2021Observed: 1.94 ft at 10:30PM Nov 25, 2021Observed: 1.94 ft at 10:45PM Nov 25, 2021Observed: 1.94 ft at 11:00PM Nov 25, 2021Observed: 1.94 ft at 11:15PM Nov 25, 2021Observed: 1.94 ft at 11:30PM Nov 25, 2021Observed: 1.94 ft at 11:45PM Nov 25, 2021Observed: 1.94 ft at 12:00AM Nov 26, 2021Observed: 1.95 ft at 12:15AM Nov 26, 2021Observed: 1.95 ft at 12:30AM Nov 26, 2021Observed: 1.95 ft at 12:45AM Nov 26, 2021Observed: 1.95 ft at 1:00AM Nov 26, 2021Observed: 1.96 ft at 1:15AM Nov 26, 2021Observed: 1.96 ft at 1:30AM Nov 26, 2021Observed: 1.97 ft at 1:45AM Nov 26, 2021Observed: 1.97 ft at 2:00AM Nov 26, 2021Highest Observation: 1.98 ft at 2:15AM Nov 26, 2021Highest Observation: 1.98 ft at 2:30AM Nov 26, 2021Highest Observation: 1.98 ft at 2:45AM Nov 26, 2021Highest Observation: 1.98 ft at 3:00AM Nov 26, 2021Highest Observation: 1.98 ft at 3:15AM Nov 26, 2021Highest Observation: 1.98 ft at 3:30AM Nov 26, 2021Highest Observation: 1.98 ft at 3:45AM Nov 26, 2021Highest Observation: 1.98 ft at 4:00AM Nov 26, 2021Highest Observation: 1.98 ft at 4:15AM Nov 26, 2021Highest Observation: 1.98 ft at 4:30AM Nov 26, 2021Highest Observation: 1.98 ft at 4:45AM Nov 26, 2021Highest Observation: 1.98 ft at 5:00AM Nov 26, 2021Highest Observation: 1.98 ft at 5:15AM Nov 26, 2021Highest Observation: 1.98 ft at 5:30AM Nov 26, 2021Highest Observation: 1.98 ft at 5:45AM Nov 26, 2021Highest Observation: 1.98 ft at 6:00AM Nov 26, 2021Highest Observation: 1.98 ft at 6:15AM Nov 26, 2021Highest Observation: 1.98 ft at 6:30AM Nov 26, 2021Highest Observation: 1.98 ft at 6:45AM Nov 26, 2021Highest Observation: 1.98 ft at 7:00AM Nov 26, 2021Highest Observation: 1.98 ft at 7:15AM Nov 26, 2021Observed: 1.97 ft at 7:30AM Nov 26, 2021Observed: 1.97 ft at 7:45AM Nov 26, 2021Observed: 1.97 ft at 8:00AM Nov 26, 2021Observed: 1.97 ft at 8:15AM Nov 26, 2021Observed: 1.97 ft at 8:16AM Nov 26, 2021Observed: 1.97 ft at 8:30AM Nov 26, 2021Observed: 1.97 ft at 8:31AM Nov 26, 2021Observed: 1.97 ft at 8:45AM Nov 26, 2021Observed: 1.97 ft at 8:46AM Nov 26, 2021Observed: 1.96 ft at 9:00AM Nov 26, 2021Observed: 1.96 ft at 9:01AM Nov 26, 2021Observed: 1.97 ft at 9:15AM Nov 26, 2021Observed: 1.97 ft at 9:30AM Nov 26, 2021Observed: 1.97 ft at 9:45AM Nov 26, 2021Observed: 1.96 ft at 10:00AM Nov 26, 2021Observed: 1.96 ft at 10:15AM Nov 26, 2021Observed: 1.96 ft at 10:30AM Nov 26, 2021Observed: 1.96 ft at 10:45AM Nov 26, 2021Observed: 1.96 ft at 11:00AM Nov 26, 2021Observed: 1.96 ft at 11:15AM Nov 26, 2021Observed: 1.96 ft at 11:30AM Nov 26, 2021Observed: 1.97 ft at 11:45AM Nov 26, 2021Observed: 1.97 ft at 12:00PM Nov 26, 2021Observed: 1.96 ft at 12:15PM Nov 26, 2021Observed: 1.97 ft at 12:30PM Nov 26, 2021Observed: 1.96 ft at 12:45PM Nov 26, 2021Observed: 1.96 ft at 1:00PM Nov 26, 2021Observed: 1.97 ft at 1:15PM Nov 26, 2021Observed: 1.96 ft at 1:30PM Nov 26, 2021Observed: 1.96 ft at 1:45PM Nov 26, 2021Observed: 1.96 ft at 2:00PM Nov 26, 2021Observed: 1.97 ft at 2:15PM Nov 26, 2021Observed: 1.96 ft at 2:30PM Nov 26, 2021Observed: 1.96 ft at 2:45PM Nov 26, 2021Observed: 1.96 ft at 3:00PM Nov 26, 2021Observed: 1.96 ft at 3:15PM Nov 26, 2021Observed: 1.97 ft at 3:30PM Nov 26, 2021Observed: 1.96 ft at 3:45PM Nov 26, 2021Observed: 1.97 ft at 4:00PM Nov 26, 2021Observed: 1.97 ft at 4:15PM Nov 26, 2021Observed: 1.97 ft at 4:30PM Nov 26, 2021Observed: 1.97 ft at 4:45PM Nov 26, 2021Observed: 1.97 ft at 5:00PM Nov 26, 2021Observed: 1.97 ft at 5:15PM Nov 26, 2021USGS--Water Resources of the United StatesEGRP1(plotting HGIRG) Graph Created (7:32PM Nov 26, 2021)ObservedLatest observed value: 1.97 ft at 5:15 PM EST 26-Nov-2021. Flood Stage is 4 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EST)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Forecasts are not available for the Perkiomen Creek at East Greenville. Only observed stages are available for this point.
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Downstream Gauge Downstream Gauge - at Graterford
Flood Categories (in feet)
Major Flood Stage: 9
Moderate Flood Stage: 7
Flood Stage: 4
Action Stage: 3
Low Stage (in feet): 0

Historic Crests
(1) 9.66 ft on 08/04/2020
(2) 9.24 ft on 09/02/2021
(3) 8.14 ft on 11/03/2018
(4) 7.80 ft on 07/11/2019
(5) 7.75 ft on 08/28/2011
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 9.24 ft on 09/02/2021
(2) 5.75 ft on 12/25/2020
(3) 6.20 ft on 11/30/2020
(4) 9.66 ft on 08/04/2020
(5) 7.80 ft on 07/11/2019
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.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
4.25 Water Street is closed between Route 29 and State Street.
About This Location Collapse

Latitude: 40.393889° N, Longitude: 75.515833° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 4 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 29 288.5 292.5 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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