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Hydrograph River at a Glance Download
Pohopoco Creek below Beltzville Lake at Parryville Stage (ft)Flow (kcfs)Observed: 3.67 ft at 4:00AM Jan 30, 2023Observed: 3.67 ft at 4:15AM Jan 30, 2023Observed: 3.67 ft at 4:30AM Jan 30, 2023Highest Observation: 3.68 ft at 4:45AM Jan 30, 2023Observed: 3.67 ft at 5:00AM Jan 30, 2023Observed: 3.67 ft at 5:15AM Jan 30, 2023Observed: 3.67 ft at 5:30AM Jan 30, 2023Highest Observation: 3.68 ft at 5:45AM Jan 30, 2023Highest Observation: 3.68 ft at 6:00AM Jan 30, 2023Highest Observation: 3.68 ft at 6:15AM Jan 30, 2023Observed: 3.67 ft at 6:30AM Jan 30, 2023Observed: 3.66 ft at 6:45AM Jan 30, 2023Highest Observation: 3.68 ft at 7:00AM Jan 30, 2023Observed: 3.67 ft at 7:15AM Jan 30, 2023Highest Observation: 3.68 ft at 7:30AM Jan 30, 2023Highest Observation: 3.68 ft at 7:45AM Jan 30, 2023Highest Observation: 3.68 ft at 8:00AM Jan 30, 2023Observed: 3.67 ft at 8:15AM Jan 30, 2023Observed: 3.67 ft at 8:30AM Jan 30, 2023Observed: 3.67 ft at 8:45AM Jan 30, 2023Observed: 3.67 ft at 9:00AM Jan 30, 2023Observed: 3.65 ft at 9:15AM Jan 30, 2023Observed: 3.57 ft at 9:30AM Jan 30, 2023Observed: 3.57 ft at 9:45AM Jan 30, 2023Observed: 3.57 ft at 10:00AM Jan 30, 2023Observed: 3.56 ft at 10:15AM Jan 30, 2023Observed: 3.57 ft at 10:30AM Jan 30, 2023Observed: 3.56 ft at 10:45AM Jan 30, 2023Observed: 3.57 ft at 11:00AM Jan 30, 2023Observed: 3.58 ft at 11:15AM Jan 30, 2023Observed: 3.58 ft at 11:30AM Jan 30, 2023Observed: 3.58 ft at 11:45AM Jan 30, 2023Observed: 3.59 ft at 12:00PM Jan 30, 2023Observed: 3.58 ft at 12:15PM Jan 30, 2023Observed: 3.58 ft at 12:30PM Jan 30, 2023Observed: 3.58 ft at 12:45PM Jan 30, 2023Observed: 3.59 ft at 1:00PM Jan 30, 2023Observed: 3.59 ft at 1:15PM Jan 30, 2023Observed: 3.58 ft at 1:30PM Jan 30, 2023Observed: 3.59 ft at 1:45PM Jan 30, 2023Observed: 3.58 ft at 2:00PM Jan 30, 2023Observed: 3.59 ft at 2:15PM Jan 30, 2023Observed: 3.59 ft at 2:30PM Jan 30, 2023Observed: 3.58 ft at 2:45PM Jan 30, 2023Observed: 3.58 ft at 3:00PM Jan 30, 2023Observed: 3.58 ft at 3:15PM Jan 30, 2023Observed: 3.58 ft at 3:30PM Jan 30, 2023Observed: 3.58 ft at 3:45PM Jan 30, 2023Observed: 3.58 ft at 4:00PM Jan 30, 2023Observed: 3.58 ft at 4:15PM Jan 30, 2023Observed: 3.58 ft at 4:30PM Jan 30, 2023Observed: 3.58 ft at 4:45PM Jan 30, 2023Observed: 3.58 ft at 5:00PM Jan 30, 2023Observed: 3.58 ft at 5:15PM Jan 30, 2023Observed: 3.58 ft at 5:30PM Jan 30, 2023Observed: 3.58 ft at 5:45PM Jan 30, 2023Observed: 3.58 ft at 6:00PM Jan 30, 2023Observed: 3.58 ft at 6:15PM Jan 30, 2023Observed: 3.58 ft at 6:30PM Jan 30, 2023Observed: 3.58 ft at 6:45PM Jan 30, 2023Observed: 3.59 ft at 7:00PM Jan 30, 2023Observed: 3.59 ft at 7:15PM Jan 30, 2023Observed: 3.58 ft at 7:30PM Jan 30, 2023Observed: 3.58 ft at 7:45PM Jan 30, 2023Observed: 3.58 ft at 8:00PM Jan 30, 2023Observed: 3.58 ft at 8:15PM Jan 30, 2023Observed: 3.59 ft at 8:30PM Jan 30, 2023Observed: 3.58 ft at 8:45PM Jan 30, 2023Observed: 3.58 ft at 9:00PM Jan 30, 2023Observed: 3.58 ft at 9:15PM Jan 30, 2023Observed: 3.58 ft at 9:30PM Jan 30, 2023Observed: 3.59 ft at 9:45PM Jan 30, 2023Observed: 3.58 ft at 10:00PM Jan 30, 2023Observed: 3.58 ft at 10:15PM Jan 30, 2023Observed: 3.59 ft at 10:30PM Jan 30, 2023Observed: 3.58 ft at 10:45PM Jan 30, 2023Observed: 3.58 ft at 11:00PM Jan 30, 2023Observed: 3.58 ft at 11:15PM Jan 30, 2023Observed: 3.58 ft at 11:30PM Jan 30, 2023Observed: 3.59 ft at 11:45PM Jan 30, 2023Observed: 3.58 ft at 12:00AM Jan 31, 2023Observed: 3.58 ft at 12:15AM Jan 31, 2023Observed: 3.58 ft at 12:30AM Jan 31, 2023Observed: 3.58 ft at 12:45AM Jan 31, 2023Observed: 3.58 ft at 1:00AM Jan 31, 2023Observed: 3.59 ft at 1:15AM Jan 31, 2023Observed: 3.58 ft at 1:30AM Jan 31, 2023Observed: 3.59 ft at 1:45AM Jan 31, 2023Observed: 3.58 ft at 2:00AM Jan 31, 2023Observed: 3.58 ft at 2:15AM Jan 31, 2023Observed: 3.58 ft at 2:30AM Jan 31, 2023Observed: 3.58 ft at 2:45AM Jan 31, 2023Observed: 3.58 ft at 3:00AM Jan 31, 2023Observed: 3.59 ft at 3:15AM Jan 31, 2023Observed: 3.58 ft at 3:30AM Jan 31, 2023Observed: 3.58 ft at 3:45AM Jan 31, 2023Observed: 3.59 ft at 4:00AM Jan 31, 2023Observed: 3.58 ft at 4:15AM Jan 31, 2023Observed: 3.58 ft at 4:30AM Jan 31, 2023Observed: 3.59 ft at 4:45AM Jan 31, 2023Observed: 3.58 ft at 5:00AM Jan 31, 2023Observed: 3.58 ft at 5:15AM Jan 31, 2023Observed: 3.59 ft at 5:30AM Jan 31, 2023Observed: 3.58 ft at 5:45AM Jan 31, 2023Observed: 3.58 ft at 6:00AM Jan 31, 2023Observed: 3.58 ft at 6:15AM Jan 31, 2023Observed: 3.57 ft at 6:30AM Jan 31, 2023Observed: 3.58 ft at 6:45AM Jan 31, 2023Observed: 3.58 ft at 7:00AM Jan 31, 2023Observed: 3.58 ft at 7:15AM Jan 31, 2023Observed: 3.58 ft at 7:30AM Jan 31, 2023Observed: 3.45 ft at 7:45AM Jan 31, 2023Observed: 3.44 ft at 8:00AM Jan 31, 2023Observed: 3.44 ft at 8:15AM Jan 31, 2023Observed: 3.44 ft at 8:30AM Jan 31, 2023Observed: 3.44 ft at 8:45AM Jan 31, 2023Observed: 3.44 ft at 9:00AM Jan 31, 2023Observed: 3.44 ft at 9:15AM Jan 31, 2023Observed: 3.44 ft at 9:30AM Jan 31, 2023Observed: 3.44 ft at 9:45AM Jan 31, 2023Observed: 3.44 ft at 10:00AM Jan 31, 2023Observed: 3.44 ft at 10:15AM Jan 31, 2023Observed: 3.44 ft at 10:30AM Jan 31, 2023Observed: 3.44 ft at 10:45AM Jan 31, 2023Observed: 3.44 ft at 11:00AM Jan 31, 2023Observed: 3.44 ft at 11:15AM Jan 31, 2023Observed: 2.97 ft at 11:30AM Jan 31, 2023Observed: 2.55 ft at 11:45AM Jan 31, 2023Observed: 3.16 ft at 12:00PM Jan 31, 2023Observed: 3.38 ft at 12:15PM Jan 31, 2023Observed: 3.39 ft at 12:30PM Jan 31, 2023Observed: 3.4 ft at 12:45PM Jan 31, 2023Observed: 3.4 ft at 1:00PM Jan 31, 2023Observed: 3.4 ft at 1:15PM Jan 31, 2023Observed: 3.4 ft at 1:30PM Jan 31, 2023Observed: 3.4 ft at 1:45PM Jan 31, 2023Observed: 3.4 ft at 2:00PM Jan 31, 2023Observed: 3.4 ft at 2:15PM Jan 31, 2023Observed: 3.4 ft at 2:30PM Jan 31, 2023Observed: 3.4 ft at 2:45PM Jan 31, 2023Observed: 3.4 ft at 3:00PM Jan 31, 2023Observed: 3.4 ft at 3:15PM Jan 31, 2023Observed: 3.4 ft at 3:30PM Jan 31, 2023Observed: 3.4 ft at 3:45PM Jan 31, 2023Observed: 3.41 ft at 4:00PM Jan 31, 2023Observed: 3.4 ft at 4:15PM Jan 31, 2023Observed: 3.36 ft at 4:30PM Jan 31, 2023Observed: 3.35 ft at 4:45PM Jan 31, 2023Observed: 3.35 ft at 5:00PM Jan 31, 2023Observed: 3.35 ft at 5:15PM Jan 31, 2023Observed: 3.35 ft at 5:30PM Jan 31, 2023Observed: 3.35 ft at 5:45PM Jan 31, 2023Observed: 3.35 ft at 6:00PM Jan 31, 2023Observed: 3.35 ft at 6:15PM Jan 31, 2023Observed: 3.35 ft at 6:30PM Jan 31, 2023Observed: 3.35 ft at 6:45PM Jan 31, 2023Observed: 3.35 ft at 7:00PM Jan 31, 2023Observed: 3.35 ft at 7:15PM Jan 31, 2023Observed: 3.35 ft at 7:30PM Jan 31, 2023Observed: 3.34 ft at 7:45PM Jan 31, 2023Observed: 3.35 ft at 8:00PM Jan 31, 2023Observed: 3.34 ft at 8:15PM Jan 31, 2023Observed: 3.35 ft at 8:30PM Jan 31, 2023Observed: 3.35 ft at 8:45PM Jan 31, 2023Observed: 3.35 ft at 9:00PM Jan 31, 2023Observed: 3.34 ft at 9:15PM Jan 31, 2023Observed: 3.35 ft at 9:30PM Jan 31, 2023Observed: 3.34 ft at 9:45PM Jan 31, 2023Observed: 3.35 ft at 10:00PM Jan 31, 2023Observed: 3.35 ft at 10:15PM Jan 31, 2023Observed: 3.34 ft at 10:30PM Jan 31, 2023Observed: 3.34 ft at 10:45PM Jan 31, 2023Observed: 3.35 ft at 11:00PM Jan 31, 2023Observed: 3.34 ft at 11:15PM Jan 31, 2023Observed: 3.34 ft at 11:30PM Jan 31, 2023Observed: 3.34 ft at 11:45PM Jan 31, 2023Observed: 3.34 ft at 12:00AM Feb 01, 2023Observed: 3.34 ft at 12:15AM Feb 01, 2023Observed: 3.35 ft at 12:30AM Feb 01, 2023Observed: 3.34 ft at 12:45AM Feb 01, 2023Observed: 3.34 ft at 1:00AM Feb 01, 2023Observed: 3.35 ft at 1:15AM Feb 01, 2023Observed: 3.34 ft at 1:30AM Feb 01, 2023Observed: 3.34 ft at 1:45AM Feb 01, 2023Observed: 3.35 ft at 2:00AM Feb 01, 2023Observed: 3.34 ft at 2:15AM Feb 01, 2023Observed: 3.34 ft at 2:30AM Feb 01, 2023Observed: 3.35 ft at 2:45AM Feb 01, 2023Observed: 3.34 ft at 3:00AM Feb 01, 2023Observed: 3.34 ft at 3:15AM Feb 01, 2023Observed: 3.35 ft at 3:30AM Feb 01, 2023Observed: 3.35 ft at 3:45AM Feb 01, 2023Observed: 3.34 ft at 4:00AM Feb 01, 2023Observed: 3.34 ft at 4:15AM Feb 01, 2023Observed: 3.34 ft at 4:30AM Feb 01, 2023Observed: 3.35 ft at 4:45AM Feb 01, 2023Observed: 3.35 ft at 5:00AM Feb 01, 2023Observed: 3.35 ft at 5:15AM Feb 01, 2023Observed: 3.34 ft at 5:30AM Feb 01, 2023Observed: 3.34 ft at 5:45AM Feb 01, 2023Observed: 3.34 ft at 6:00AM Feb 01, 2023Observed: 3.35 ft at 6:15AM Feb 01, 2023Observed: 3.35 ft at 6:30AM Feb 01, 2023Observed: 3.34 ft at 6:45AM Feb 01, 2023Observed: 3.34 ft at 7:00AM Feb 01, 2023Observed: 3.35 ft at 7:15AM Feb 01, 2023Observed: 3.35 ft at 7:30AM Feb 01, 2023Observed: 3.35 ft at 7:45AM Feb 01, 2023Observed: 3.35 ft at 8:00AM Feb 01, 2023Observed: 3.34 ft at 8:15AM Feb 01, 2023Observed: 3.34 ft at 8:30AM Feb 01, 2023Observed: 3.4 ft at 8:45AM Feb 01, 2023Observed: 3.35 ft at 9:00AM Feb 01, 2023Observed: 3.35 ft at 9:15AM Feb 01, 2023Observed: 3.35 ft at 9:30AM Feb 01, 2023Observed: 3.35 ft at 9:45AM Feb 01, 2023Observed: 3.34 ft at 10:00AM Feb 01, 2023Observed: 3.37 ft at 10:15AM Feb 01, 2023Observed: 3.45 ft at 10:30AM Feb 01, 2023Observed: 3.45 ft at 10:45AM Feb 01, 2023Observed: 3.44 ft at 11:00AM Feb 01, 2023Observed: 3.46 ft at 11:15AM Feb 01, 2023Observed: 3.11 ft at 11:30AM Feb 01, 2023Observed: 3.02 ft at 11:45AM Feb 01, 2023Observed: 3.43 ft at 12:00PM Feb 01, 2023Observed: 3.45 ft at 12:15PM Feb 01, 2023Observed: 3.42 ft at 12:30PM Feb 01, 2023Observed: 3.35 ft at 12:45PM Feb 01, 2023Observed: 3.34 ft at 1:00PM Feb 01, 2023Observed: 3.34 ft at 1:15PM Feb 01, 2023Observed: 3.34 ft at 1:30PM Feb 01, 2023Observed: 3.35 ft at 1:45PM Feb 01, 2023Observed: 3.35 ft at 2:00PM Feb 01, 2023Observed: 3.35 ft at 2:15PM Feb 01, 2023Observed: 3.35 ft at 2:30PM Feb 01, 2023Observed: 3.35 ft at 2:45PM Feb 01, 2023Observed: 3.38 ft at 3:00PM Feb 01, 2023Observed: 2.9 ft at 3:15PM Feb 01, 2023Observed: 2.6 ft at 3:30PM Feb 01, 2023Observed: 2.53 ft at 3:45PM Feb 01, 2023Observed: 3.14 ft at 4:00PM Feb 01, 2023Observed: 3.32 ft at 4:15PM Feb 01, 2023Observed: 3.31 ft at 4:30PM Feb 01, 2023Observed: 3.27 ft at 4:45PM Feb 01, 2023Observed: 3.27 ft at 5:00PM Feb 01, 2023Observed: 3.27 ft at 5:15PM Feb 01, 2023Observed: 3.27 ft at 5:30PM Feb 01, 2023Observed: 3.26 ft at 5:45PM Feb 01, 2023Observed: 3.27 ft at 6:00PM Feb 01, 2023Observed: 3.27 ft at 6:15PM Feb 01, 2023Observed: 3.27 ft at 6:30PM Feb 01, 2023Observed: 3.27 ft at 6:45PM Feb 01, 2023Observed: 3.27 ft at 7:00PM Feb 01, 2023Observed: 3.27 ft at 7:15PM Feb 01, 2023Observed: 3.27 ft at 7:30PM Feb 01, 2023Observed: 3.27 ft at 7:45PM Feb 01, 2023Observed: 3.27 ft at 8:00PM Feb 01, 2023Observed: 3.27 ft at 8:15PM Feb 01, 2023Observed: 3.27 ft at 8:30PM Feb 01, 2023Observed: 3.27 ft at 8:45PM Feb 01, 2023Observed: 3.27 ft at 9:00PM Feb 01, 2023Observed: 3.27 ft at 9:15PM Feb 01, 2023Observed: 3.27 ft at 9:30PM Feb 01, 2023Observed: 3.27 ft at 9:45PM Feb 01, 2023Observed: 3.26 ft at 10:00PM Feb 01, 2023Observed: 3.26 ft at 10:15PM Feb 01, 2023Observed: 3.26 ft at 10:30PM Feb 01, 2023Observed: 3.26 ft at 10:45PM Feb 01, 2023Observed: 3.26 ft at 11:00PM Feb 01, 2023Observed: 3.26 ft at 11:15PM Feb 01, 2023Observed: 3.27 ft at 11:30PM Feb 01, 2023Observed: 3.26 ft at 11:45PM Feb 01, 2023Observed: 3.27 ft at 12:00AM Feb 02, 2023Observed: 3.27 ft at 12:15AM Feb 02, 2023Observed: 3.27 ft at 12:30AM Feb 02, 2023Observed: 3.27 ft at 12:45AM Feb 02, 2023Observed: 3.26 ft at 1:00AM Feb 02, 2023Observed: 3.27 ft at 1:15AM Feb 02, 2023Observed: 3.26 ft at 1:30AM Feb 02, 2023Observed: 3.27 ft at 1:45AM Feb 02, 2023Observed: 3.27 ft at 2:00AM Feb 02, 2023Observed: 3.27 ft at 2:15AM Feb 02, 2023Observed: 3.27 ft at 2:30AM Feb 02, 2023Observed: 3.26 ft at 2:45AM Feb 02, 2023Observed: 3.26 ft at 3:00AM Feb 02, 2023Observed: 3.27 ft at 3:15AM Feb 02, 2023Observed: 3.27 ft at 3:30AM Feb 02, 2023USGS--Water Resources of the United StatesPRRP1(plotting HGIRG) Graph Created (3:48AM Feb 2, 2023)ObservedLatest observed value: 3.27 ft at 3:30 AM EST 2-Feb-2023. Flood Stage is 5.5 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EST)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Gauge reading affected by reservoir operations.

NOTE: Forecasts are not available for the Pohopoco Creek below Beltzville Lake at Parryville. Only observed stages are available for this point.

Return to Area Map
Upstream Gauge - at Beltzville Dam Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 7
Moderate Flood Stage: 6
Flood Stage: 5.5
Action Stage: 4.5
Low Stage (in feet): 0

Historic Crests
(1) 5.99 ft on 06/22/2003
(2) 5.95 ft on 06/29/2006
(3) 5.75 ft on 04/11/2022
(4) 5.72 ft on 09/19/2004
(5) 5.64 ft on 01/25/1999
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 5.75 ft on 04/11/2022
(2) 5.59 ft on 12/26/2020
(3) 5.62 ft on 09/18/2012
(4) 5.29 ft on 09/26/2011
(5) 5.23 ft on 09/11/2011
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: 40.845556° N, Longitude: 75.646111° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 5.5 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 492.05 ft 497.55 ft  

Current/Historical Observations:
Additional Information Collapse
Potential River Levels - Used to
Potential River Levels
Used to Estimate the Chance of Flooding and the Range of Possible River Levels
3 Day (SREF) 7 Day (NAEFS) 7 Day (GEFS)
SREF Ensemble NAEFS Ensemble  GEFS Ensemble 

Note: Use the official hydrograph at the top of this web page for river levels within the next 48 hours.

See the Product Description Document link for more details on the interpretation of the 3,7 day graphics. 

Click individual graphics to enlarge.

During winter months, cold and ice may result in inaccurate real-time stream stage and streamflow data. Adjustments or deletions of this data can only be done after detailed analysis.
Resources Collapse
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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