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Hydrograph River at a Glance Download
Cowanesque River near Lawrenceville Stage (ft)Flow (kcfs)Observed: 7.84 ft at 12:45PM May 20, 2019Observed: 7.84 ft at 1:00PM May 20, 2019Observed: 7.84 ft at 1:15PM May 20, 2019Observed: 7.84 ft at 1:30PM May 20, 2019Observed: 7.84 ft at 1:45PM May 20, 2019Observed: 7.84 ft at 2:00PM May 20, 2019Observed: 7.84 ft at 2:15PM May 20, 2019Observed: 7.84 ft at 2:30PM May 20, 2019Observed: 7.84 ft at 2:45PM May 20, 2019Observed: 7.84 ft at 3:00PM May 20, 2019Observed: 7.84 ft at 3:15PM May 20, 2019Observed: 7.84 ft at 3:30PM May 20, 2019Observed: 7.84 ft at 3:45PM May 20, 2019Observed: 7.84 ft at 4:00PM May 20, 2019Observed: 7.84 ft at 4:15PM May 20, 2019Observed: 7.84 ft at 4:30PM May 20, 2019Observed: 7.84 ft at 4:45PM May 20, 2019Observed: 7.84 ft at 5:00PM May 20, 2019Observed: 7.84 ft at 5:15PM May 20, 2019Observed: 7.84 ft at 5:30PM May 20, 2019Observed: 7.84 ft at 5:45PM May 20, 2019Observed: 7.84 ft at 6:00PM May 20, 2019Observed: 7.84 ft at 6:15PM May 20, 2019Observed: 7.84 ft at 6:30PM May 20, 2019Observed: 7.84 ft at 6:45PM May 20, 2019Observed: 7.84 ft at 7:00PM May 20, 2019Highest Observation: 7.85 ft at 7:15PM May 20, 2019Observed: 7.84 ft at 7:30PM May 20, 2019Highest Observation: 7.85 ft at 7:45PM May 20, 2019Observed: 7.84 ft at 8:00PM May 20, 2019Observed: 7.84 ft at 8:15PM May 20, 2019Observed: 7.84 ft at 8:30PM May 20, 2019Highest Observation: 7.85 ft at 8:45PM May 20, 2019Observed: 7.84 ft at 9:00PM May 20, 2019Observed: 7.84 ft at 9:15PM May 20, 2019Observed: 7.84 ft at 9:30PM May 20, 2019Observed: 7.84 ft at 9:45PM May 20, 2019Observed: 7.84 ft at 10:00PM May 20, 2019Observed: 7.84 ft at 10:15PM May 20, 2019Observed: 7.84 ft at 10:30PM May 20, 2019Observed: 7.84 ft at 10:45PM May 20, 2019Highest Observation: 7.85 ft at 11:00PM May 20, 2019Observed: 7.84 ft at 11:15PM May 20, 2019Observed: 7.84 ft at 11:30PM May 20, 2019Observed: 7.84 ft at 11:45PM May 20, 2019Observed: 7.84 ft at 12:00AM May 21, 2019Observed: 7.84 ft at 12:15AM May 21, 2019Observed: 7.84 ft at 12:30AM May 21, 2019Observed: 7.84 ft at 12:45AM May 21, 2019Observed: 7.84 ft at 1:00AM May 21, 2019Observed: 7.84 ft at 1:15AM May 21, 2019Observed: 7.84 ft at 1:30AM May 21, 2019Observed: 7.84 ft at 1:45AM May 21, 2019Observed: 7.84 ft at 2:00AM May 21, 2019Observed: 7.84 ft at 2:15AM May 21, 2019Observed: 7.84 ft at 2:30AM May 21, 2019Observed: 7.84 ft at 2:45AM May 21, 2019Observed: 7.84 ft at 3:00AM May 21, 2019Observed: 7.84 ft at 3:15AM May 21, 2019Highest Observation: 7.85 ft at 3:30AM May 21, 2019Highest Observation: 7.85 ft at 3:45AM May 21, 2019Highest Observation: 7.85 ft at 4:00AM May 21, 2019Highest Observation: 7.85 ft at 4:15AM May 21, 2019Highest Observation: 7.85 ft at 4:30AM May 21, 2019Highest Observation: 7.85 ft at 4:45AM May 21, 2019Highest Observation: 7.85 ft at 5:00AM May 21, 2019Highest Observation: 7.85 ft at 5:15AM May 21, 2019Highest Observation: 7.85 ft at 5:30AM May 21, 2019Highest Observation: 7.85 ft at 5:45AM May 21, 2019Highest Observation: 7.85 ft at 6:00AM May 21, 2019Highest Observation: 7.85 ft at 6:15AM May 21, 2019Highest Observation: 7.85 ft at 6:30AM May 21, 2019Highest Observation: 7.85 ft at 6:45AM May 21, 2019Highest Observation: 7.85 ft at 7:00AM May 21, 2019Highest Observation: 7.85 ft at 7:15AM May 21, 2019Highest Observation: 7.85 ft at 7:30AM May 21, 2019Highest Observation: 7.85 ft at 7:45AM May 21, 2019Highest Observation: 7.85 ft at 8:00AM May 21, 2019Highest Observation: 7.85 ft at 8:15AM May 21, 2019Highest Observation: 7.85 ft at 8:30AM May 21, 2019Highest Observation: 7.85 ft at 8:45AM May 21, 2019Highest Observation: 7.85 ft at 9:00AM May 21, 2019Highest Observation: 7.85 ft at 9:15AM May 21, 2019Highest Observation: 7.85 ft at 9:30AM May 21, 2019Highest Observation: 7.85 ft at 9:45AM May 21, 2019Highest Observation: 7.85 ft at 10:00AM May 21, 2019Highest Observation: 7.85 ft at 10:15AM May 21, 2019Highest Observation: 7.85 ft at 10:30AM May 21, 2019Highest Observation: 7.85 ft at 10:45AM May 21, 2019Highest Observation: 7.85 ft at 11:00AM May 21, 2019Highest Observation: 7.85 ft at 11:15AM May 21, 2019Highest Observation: 7.85 ft at 11:30AM May 21, 2019Highest Observation: 7.85 ft at 11:45AM May 21, 2019Highest Observation: 7.85 ft at 12:00PM May 21, 2019Highest Observation: 7.85 ft at 12:15PM May 21, 2019Highest Observation: 7.85 ft at 12:30PM May 21, 2019Highest Observation: 7.85 ft at 12:45PM May 21, 2019Highest Observation: 7.85 ft at 1:00PM May 21, 2019Highest Observation: 7.85 ft at 1:15PM May 21, 2019Highest Observation: 7.85 ft at 1:30PM May 21, 2019Highest Observation: 7.85 ft at 1:45PM May 21, 2019Highest Observation: 7.85 ft at 2:00PM May 21, 2019Highest Observation: 7.85 ft at 2:15PM May 21, 2019Highest Observation: 7.85 ft at 2:30PM May 21, 2019Highest Observation: 7.85 ft at 2:45PM May 21, 2019Highest Observation: 7.85 ft at 3:00PM May 21, 2019Highest Observation: 7.85 ft at 3:15PM May 21, 2019Highest Observation: 7.85 ft at 3:30PM May 21, 2019Highest Observation: 7.85 ft at 3:45PM May 21, 2019Highest Observation: 7.85 ft at 4:00PM May 21, 2019Highest Observation: 7.85 ft at 4:15PM May 21, 2019Highest Observation: 7.85 ft at 4:30PM May 21, 2019Highest Observation: 7.85 ft at 4:45PM May 21, 2019Highest Observation: 7.85 ft at 5:00PM May 21, 2019Highest Observation: 7.85 ft at 5:15PM May 21, 2019Highest Observation: 7.85 ft at 5:30PM May 21, 2019Highest Observation: 7.85 ft at 5:45PM May 21, 2019Highest Observation: 7.85 ft at 6:00PM May 21, 2019Highest Observation: 7.85 ft at 6:15PM May 21, 2019Highest Observation: 7.85 ft at 6:30PM May 21, 2019Highest Observation: 7.85 ft at 6:45PM May 21, 2019Highest Observation: 7.85 ft at 7:00PM May 21, 2019Highest Observation: 7.85 ft at 7:15PM May 21, 2019Highest Observation: 7.85 ft at 7:30PM May 21, 2019Highest Observation: 7.85 ft at 7:45PM May 21, 2019Highest Observation: 7.85 ft at 8:00PM May 21, 2019Highest Observation: 7.85 ft at 8:15PM May 21, 2019Highest Observation: 7.85 ft at 8:30PM May 21, 2019Highest Observation: 7.85 ft at 8:45PM May 21, 2019Highest Observation: 7.85 ft at 9:00PM May 21, 2019Highest Observation: 7.85 ft at 9:15PM May 21, 2019Highest Observation: 7.85 ft at 9:30PM May 21, 2019Highest Observation: 7.85 ft at 9:45PM May 21, 2019Highest Observation: 7.85 ft at 10:00PM May 21, 2019Highest Observation: 7.85 ft at 10:15PM May 21, 2019Highest Observation: 7.85 ft at 10:30PM May 21, 2019Highest Observation: 7.85 ft at 10:45PM May 21, 2019Highest Observation: 7.85 ft at 11:00PM May 21, 2019Highest Observation: 7.85 ft at 11:15PM May 21, 2019Highest Observation: 7.85 ft at 11:30PM May 21, 2019Highest Observation: 7.85 ft at 11:45PM May 21, 2019Highest Observation: 7.85 ft at 12:00AM May 22, 2019Highest Observation: 7.85 ft at 12:15AM May 22, 2019Highest Observation: 7.85 ft at 12:30AM May 22, 2019Highest Observation: 7.85 ft at 12:45AM May 22, 2019Highest Observation: 7.85 ft at 1:00AM May 22, 2019Highest Observation: 7.85 ft at 1:15AM May 22, 2019Highest Observation: 7.85 ft at 1:30AM May 22, 2019Highest Observation: 7.85 ft at 1:45AM May 22, 2019Highest Observation: 7.85 ft at 2:00AM May 22, 2019Highest Observation: 7.85 ft at 2:15AM May 22, 2019Highest Observation: 7.85 ft at 2:30AM May 22, 2019Highest Observation: 7.85 ft at 2:45AM May 22, 2019Highest Observation: 7.85 ft at 3:00AM May 22, 2019Highest Observation: 7.85 ft at 3:15AM May 22, 2019Highest Observation: 7.85 ft at 3:30AM May 22, 2019Highest Observation: 7.85 ft at 3:45AM May 22, 2019Highest Observation: 7.85 ft at 4:00AM May 22, 2019Highest Observation: 7.85 ft at 4:15AM May 22, 2019Highest Observation: 7.85 ft at 4:30AM May 22, 2019Highest Observation: 7.85 ft at 4:45AM May 22, 2019Highest Observation: 7.85 ft at 5:00AM May 22, 2019Highest Observation: 7.85 ft at 5:15AM May 22, 2019Highest Observation: 7.85 ft at 5:30AM May 22, 2019Highest Observation: 7.85 ft at 5:45AM May 22, 2019Highest Observation: 7.85 ft at 6:00AM May 22, 2019Highest Observation: 7.85 ft at 6:15AM May 22, 2019Highest Observation: 7.85 ft at 6:30AM May 22, 2019Highest Observation: 7.85 ft at 6:45AM May 22, 2019Highest Observation: 7.85 ft at 7:00AM May 22, 2019Highest Observation: 7.85 ft at 7:15AM May 22, 2019Highest Observation: 7.85 ft at 7:30AM May 22, 2019Highest Observation: 7.85 ft at 7:45AM May 22, 2019Highest Observation: 7.85 ft at 8:00AM May 22, 2019Observed: 7.8 ft at 8:15AM May 22, 2019Observed: 7.76 ft at 8:30AM May 22, 2019Observed: 7.73 ft at 8:45AM May 22, 2019Observed: 7.72 ft at 9:00AM May 22, 2019Observed: 7.72 ft at 9:15AM May 22, 2019Observed: 7.72 ft at 9:30AM May 22, 2019Observed: 7.72 ft at 9:45AM May 22, 2019Observed: 7.72 ft at 10:00AM May 22, 2019Observed: 7.72 ft at 10:15AM May 22, 2019Observed: 7.72 ft at 10:30AM May 22, 2019Observed: 7.72 ft at 10:45AM May 22, 2019Observed: 7.72 ft at 11:00AM May 22, 2019Observed: 7.72 ft at 11:15AM May 22, 2019Observed: 7.72 ft at 11:30AM May 22, 2019Observed: 7.72 ft at 11:45AM May 22, 2019Observed: 7.72 ft at 12:00PM May 22, 2019Observed: 7.72 ft at 12:15PM May 22, 2019Observed: 7.72 ft at 12:30PM May 22, 2019Observed: 7.72 ft at 12:45PM May 22, 2019Observed: 7.72 ft at 1:00PM May 22, 2019Observed: 7.72 ft at 1:15PM May 22, 2019Observed: 7.72 ft at 1:30PM May 22, 2019Observed: 7.72 ft at 1:45PM May 22, 2019Observed: 7.72 ft at 2:00PM May 22, 2019Observed: 7.72 ft at 2:15PM May 22, 2019Observed: 7.72 ft at 2:30PM May 22, 2019Observed: 7.72 ft at 2:45PM May 22, 2019Observed: 7.72 ft at 3:00PM May 22, 2019Observed: 7.72 ft at 3:15PM May 22, 2019Observed: 7.72 ft at 3:30PM May 22, 2019Observed: 7.72 ft at 3:45PM May 22, 2019Observed: 7.72 ft at 4:00PM May 22, 2019Observed: 7.72 ft at 4:15PM May 22, 2019Observed: 7.72 ft at 4:30PM May 22, 2019Observed: 7.72 ft at 4:45PM May 22, 2019Observed: 7.72 ft at 5:00PM May 22, 2019Observed: 7.72 ft at 5:15PM May 22, 2019Observed: 7.72 ft at 5:30PM May 22, 2019Observed: 7.72 ft at 5:45PM May 22, 2019Observed: 7.72 ft at 6:00PM May 22, 2019Observed: 7.72 ft at 6:15PM May 22, 2019Observed: 7.72 ft at 6:30PM May 22, 2019Observed: 7.72 ft at 6:45PM May 22, 2019Observed: 7.72 ft at 7:00PM May 22, 2019Observed: 7.72 ft at 7:15PM May 22, 2019Observed: 7.72 ft at 7:30PM May 22, 2019Observed: 7.72 ft at 7:45PM May 22, 2019Observed: 7.72 ft at 8:00PM May 22, 2019Observed: 7.72 ft at 8:15PM May 22, 2019Observed: 7.72 ft at 8:30PM May 22, 2019Observed: 7.72 ft at 8:45PM May 22, 2019Observed: 7.72 ft at 9:00PM May 22, 2019Observed: 7.72 ft at 9:15PM May 22, 2019Observed: 7.72 ft at 9:30PM May 22, 2019Observed: 7.72 ft at 9:45PM May 22, 2019Observed: 7.72 ft at 10:00PM May 22, 2019Observed: 7.72 ft at 10:15PM May 22, 2019Observed: 7.72 ft at 10:30PM May 22, 2019Observed: 7.72 ft at 10:45PM May 22, 2019Observed: 7.72 ft at 11:00PM May 22, 2019Observed: 7.72 ft at 11:15PM May 22, 2019Observed: 7.72 ft at 11:30PM May 22, 2019Observed: 7.72 ft at 11:45PM May 22, 2019Observed: 7.72 ft at 12:00AM May 23, 2019Observed: 7.72 ft at 12:15AM May 23, 2019Observed: 7.72 ft at 12:30AM May 23, 2019Observed: 7.72 ft at 12:45AM May 23, 2019Observed: 7.72 ft at 1:00AM May 23, 2019Observed: 7.72 ft at 1:15AM May 23, 2019Observed: 7.72 ft at 1:30AM May 23, 2019Observed: 7.72 ft at 1:45AM May 23, 2019Observed: 7.72 ft at 2:00AM May 23, 2019Observed: 7.72 ft at 2:15AM May 23, 2019Observed: 7.72 ft at 2:30AM May 23, 2019Observed: 7.72 ft at 2:45AM May 23, 2019Observed: 7.72 ft at 3:00AM May 23, 2019Observed: 7.72 ft at 3:15AM May 23, 2019Observed: 7.72 ft at 3:30AM May 23, 2019Observed: 7.72 ft at 3:45AM May 23, 2019Observed: 7.72 ft at 4:00AM May 23, 2019Observed: 7.72 ft at 4:15AM May 23, 2019Observed: 7.72 ft at 4:30AM May 23, 2019Observed: 7.72 ft at 4:45AM May 23, 2019Observed: 7.72 ft at 5:00AM May 23, 2019Observed: 7.72 ft at 5:15AM May 23, 2019Observed: 7.72 ft at 5:30AM May 23, 2019Observed: 7.72 ft at 5:45AM May 23, 2019Observed: 7.72 ft at 6:00AM May 23, 2019Observed: 7.72 ft at 6:15AM May 23, 2019Observed: 7.72 ft at 6:30AM May 23, 2019Observed: 7.72 ft at 6:45AM May 23, 2019Observed: 7.72 ft at 7:00AM May 23, 2019Observed: 7.72 ft at 7:15AM May 23, 2019Observed: 7.72 ft at 7:30AM May 23, 2019Observed: 7.72 ft at 7:45AM May 23, 2019Observed: 7.72 ft at 8:00AM May 23, 2019Observed: 7.72 ft at 8:15AM May 23, 2019Observed: 7.72 ft at 8:30AM May 23, 2019Observed: 7.72 ft at 8:45AM May 23, 2019Observed: 7.72 ft at 9:00AM May 23, 2019Observed: 7.72 ft at 9:15AM May 23, 2019Observed: 7.72 ft at 9:30AM May 23, 2019Observed: 7.72 ft at 9:45AM May 23, 2019Observed: 7.72 ft at 10:00AM May 23, 2019Observed: 7.72 ft at 10:15AM May 23, 2019Observed: 7.72 ft at 10:30AM May 23, 2019Observed: 7.72 ft at 10:45AM May 23, 2019Observed: 7.72 ft at 11:00AM May 23, 2019Observed: 7.72 ft at 11:15AM May 23, 2019Observed: 7.72 ft at 11:30AM May 23, 2019Observed: 7.72 ft at 11:45AM May 23, 2019Observed: 7.72 ft at 12:00PM May 23, 2019Highest Forecast: 7.7 ft 2:00PM May 23, 2019Highest Forecast: 7.7 ft 8:00PM May 23, 2019Highest Forecast: 7.7 ft 2:00AM May 24, 2019Highest Forecast: 7.7 ft 8:00AM May 24, 2019Highest Forecast: 7.7 ft 2:00PM May 24, 2019Highest Forecast: 7.7 ft 8:00PM May 24, 2019Highest Forecast: 7.7 ft 2:00AM May 25, 2019Highest Forecast: 7.7 ft 8:00AM May 25, 2019Highest Forecast: 7.7 ft 2:00PM May 25, 2019Highest Forecast: 7.7 ft 8:00PM May 25, 2019Highest Forecast: 7.7 ft 2:00AM May 26, 2019Highest Forecast: 7.7 ft 8:00AM May 26, 2019USGS--Water Resources of the United StatesLWVP1(plotting HGIRG) Graph Created (12:32PM May 23, 2019)ObservedForecast (issued 9:19AM May 23)Latest observed value: 7.72 ft at 12:00 PM EDT 23-May-2019. Flood Stage is 13 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Gauge reading affected by nearby construction.

NOTE: Forecasts for the Cowanesque River near Lawrenceville are issued routinely year-round.

Return to Area Map
Upstream Gauge - other Cowanesque Dam on Cowanseque River Upstream Gauge Downstream Gauge Downstream Gauge - at Lindley
Flood Categories (in feet)
Major Flood Stage: 17
Moderate Flood Stage: 14
Flood Stage: 13
Action Stage: 11
Low Stage (in feet): 0

Historic Crests
(1) 18.13 ft on 09/26/1975
(2) 17.26 ft on 06/23/1972
(3) 16.99 ft on 02/25/1977
(4) 15.41 ft on 03/15/1978
(5) 13.75 ft on 09/25/1977
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 12.41 ft on 01/23/1996
(2) 11.48 ft on 08/19/1984
(3) 13.56 ft on 05/14/1978
(4) 13.38 ft on 03/21/1978
(5) 15.41 ft on 03/15/1978
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
18.1 Flood of record from September 1975.
17 Widespread flooding occurs on the right, or south bank. Most of Lawrenceville will be evacuated.
16 Numerous homes on the right, or south bank are affected by flood waters.
15.5 FEMA 0.2% Annual Chance Flood Level (500-year flood).
14.5 FEMA 1% Annual Chance Flood Level (100-year flood).
14 Several homes are flooded on the right, or south bank.
13 The right or south bank overflows near Lawrenceville, affecting homes in low lying areas.
Photos
(1) looking upstream
(2) view of the gagehouse
(3) looking downstream
About This Location Collapse

Latitude: 41.996667° N, Longitude: 77.140278° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 13 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 29 983.96 996.96 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:

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.

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
State College Weather Forecast Office
328 Innovation Boulevard, Suite 330
State College, PA 16803
(814) 231-2408
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Page last modified: 4-Mar-2019 11:30 PM
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