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Hydrograph River at a Glance Download
Clarion River at Ridgway Stage (ft)Flow (kcfs)Highest Observation: 3.93 ft at 10:45AM Mar 25, 2024Highest Observation: 3.93 ft at 11:00AM Mar 25, 2024Highest Observation: 3.93 ft at 11:15AM Mar 25, 2024Highest Observation: 3.93 ft at 11:30AM Mar 25, 2024Highest Observation: 3.93 ft at 11:45AM Mar 25, 2024Highest Observation: 3.93 ft at 12:00PM Mar 25, 2024Highest Observation: 3.93 ft at 12:15PM Mar 25, 2024Observed: 3.92 ft at 12:30PM Mar 25, 2024Observed: 3.92 ft at 12:45PM Mar 25, 2024Highest Observation: 3.93 ft at 1:00PM Mar 25, 2024Highest Observation: 3.93 ft at 1:15PM Mar 25, 2024Observed: 3.92 ft at 1:30PM Mar 25, 2024Observed: 3.92 ft at 1:45PM Mar 25, 2024Observed: 3.92 ft at 2:00PM Mar 25, 2024Observed: 3.92 ft at 2:15PM Mar 25, 2024Observed: 3.92 ft at 2:30PM Mar 25, 2024Observed: 3.92 ft at 2:45PM Mar 25, 2024Observed: 3.92 ft at 3:00PM Mar 25, 2024Observed: 3.92 ft at 3:15PM Mar 25, 2024Observed: 3.92 ft at 3:30PM Mar 25, 2024Observed: 3.92 ft at 3:45PM Mar 25, 2024Observed: 3.92 ft at 4:00PM Mar 25, 2024Observed: 3.92 ft at 4:15PM Mar 25, 2024Observed: 3.92 ft at 4:30PM Mar 25, 2024Observed: 3.91 ft at 4:45PM Mar 25, 2024Observed: 3.92 ft at 5:00PM Mar 25, 2024Observed: 3.91 ft at 5:15PM Mar 25, 2024Observed: 3.91 ft at 5:30PM Mar 25, 2024Observed: 3.91 ft at 5:45PM Mar 25, 2024Observed: 3.92 ft at 6:00PM Mar 25, 2024Observed: 3.92 ft at 6:15PM Mar 25, 2024Observed: 3.92 ft at 6:30PM Mar 25, 2024Observed: 3.92 ft at 6:45PM Mar 25, 2024Observed: 3.91 ft at 7:00PM Mar 25, 2024Observed: 3.92 ft at 7:15PM Mar 25, 2024Observed: 3.92 ft at 7:30PM Mar 25, 2024Observed: 3.92 ft at 7:45PM Mar 25, 2024Highest Observation: 3.93 ft at 8:00PM Mar 25, 2024Highest Observation: 3.93 ft at 8:15PM Mar 25, 2024Highest Observation: 3.93 ft at 8:30PM Mar 25, 2024Observed: 3.92 ft at 8:45PM Mar 25, 2024Observed: 3.92 ft at 9:00PM Mar 25, 2024Observed: 3.91 ft at 9:15PM Mar 25, 2024Observed: 3.92 ft at 9:30PM Mar 25, 2024Observed: 3.91 ft at 9:45PM Mar 25, 2024Observed: 3.92 ft at 10:00PM Mar 25, 2024Observed: 3.92 ft at 10:15PM Mar 25, 2024Observed: 3.91 ft at 10:30PM Mar 25, 2024Observed: 3.92 ft at 10:45PM Mar 25, 2024Observed: 3.92 ft at 11:00PM Mar 25, 2024Observed: 3.92 ft at 11:15PM Mar 25, 2024Observed: 3.91 ft at 11:30PM Mar 25, 2024Observed: 3.91 ft at 11:45PM Mar 25, 2024Observed: 3.9 ft at 12:00AM Mar 26, 2024Observed: 3.9 ft at 12:15AM Mar 26, 2024Observed: 3.9 ft at 12:30AM Mar 26, 2024Observed: 3.9 ft at 12:45AM Mar 26, 2024Observed: 3.91 ft at 1:00AM Mar 26, 2024Observed: 3.9 ft at 1:15AM Mar 26, 2024Observed: 3.91 ft at 1:30AM Mar 26, 2024Observed: 3.9 ft at 1:45AM Mar 26, 2024Observed: 3.91 ft at 2:00AM Mar 26, 2024Observed: 3.91 ft at 2:15AM Mar 26, 2024Observed: 3.91 ft at 2:30AM Mar 26, 2024Observed: 3.91 ft at 2:45AM Mar 26, 2024Observed: 3.91 ft at 3:00AM Mar 26, 2024Observed: 3.91 ft at 3:15AM Mar 26, 2024Observed: 3.91 ft at 3:30AM Mar 26, 2024Observed: 3.91 ft at 3:45AM Mar 26, 2024Observed: 3.91 ft at 4:00AM Mar 26, 2024Observed: 3.9 ft at 4:15AM Mar 26, 2024Observed: 3.91 ft at 4:30AM Mar 26, 2024Observed: 3.9 ft at 4:45AM Mar 26, 2024Observed: 3.91 ft at 5:00AM Mar 26, 2024Observed: 3.9 ft at 5:15AM Mar 26, 2024Observed: 3.9 ft at 5:30AM Mar 26, 2024Observed: 3.9 ft at 5:45AM Mar 26, 2024Observed: 3.9 ft at 6:00AM Mar 26, 2024Observed: 3.9 ft at 6:15AM Mar 26, 2024Observed: 3.89 ft at 6:30AM Mar 26, 2024Observed: 3.89 ft at 6:45AM Mar 26, 2024Observed: 3.89 ft at 7:00AM Mar 26, 2024Observed: 3.89 ft at 7:15AM Mar 26, 2024Observed: 3.89 ft at 7:30AM Mar 26, 2024Observed: 3.9 ft at 7:45AM Mar 26, 2024Observed: 3.9 ft at 8:00AM Mar 26, 2024Observed: 3.89 ft at 8:15AM Mar 26, 2024Observed: 3.89 ft at 8:30AM Mar 26, 2024Observed: 3.89 ft at 8:45AM Mar 26, 2024Observed: 3.89 ft at 9:00AM Mar 26, 2024Observed: 3.89 ft at 9:15AM Mar 26, 2024Observed: 3.9 ft at 9:30AM Mar 26, 2024Observed: 3.89 ft at 9:45AM Mar 26, 2024Observed: 3.89 ft at 10:00AM Mar 26, 2024Observed: 3.9 ft at 10:15AM Mar 26, 2024Observed: 3.89 ft at 10:30AM Mar 26, 2024Observed: 3.89 ft at 10:45AM Mar 26, 2024Observed: 3.89 ft at 11:00AM Mar 26, 2024Observed: 3.89 ft at 11:15AM Mar 26, 2024Observed: 3.89 ft at 11:30AM Mar 26, 2024Observed: 3.89 ft at 11:45AM Mar 26, 2024Observed: 3.88 ft at 12:00PM Mar 26, 2024Observed: 3.88 ft at 12:15PM Mar 26, 2024Observed: 3.88 ft at 12:30PM Mar 26, 2024Observed: 3.88 ft at 12:45PM Mar 26, 2024Observed: 3.88 ft at 1:00PM Mar 26, 2024Observed: 3.88 ft at 1:15PM Mar 26, 2024Observed: 3.88 ft at 1:30PM Mar 26, 2024Observed: 3.88 ft at 1:45PM Mar 26, 2024Observed: 3.88 ft at 2:00PM Mar 26, 2024Observed: 3.89 ft at 2:15PM Mar 26, 2024Observed: 3.89 ft at 2:30PM Mar 26, 2024Observed: 3.89 ft at 2:45PM Mar 26, 2024Observed: 3.88 ft at 3:00PM Mar 26, 2024Observed: 3.88 ft at 3:15PM Mar 26, 2024Observed: 3.87 ft at 3:30PM Mar 26, 2024Observed: 3.85 ft at 3:45PM Mar 26, 2024Observed: 3.83 ft at 4:00PM Mar 26, 2024Observed: 3.82 ft at 4:15PM Mar 26, 2024Observed: 3.81 ft at 4:30PM Mar 26, 2024Observed: 3.79 ft at 4:45PM Mar 26, 2024Observed: 3.78 ft at 5:00PM Mar 26, 2024Observed: 3.77 ft at 5:15PM Mar 26, 2024Observed: 3.76 ft at 5:30PM Mar 26, 2024Observed: 3.75 ft at 5:45PM Mar 26, 2024Observed: 3.75 ft at 6:00PM Mar 26, 2024Observed: 3.75 ft at 6:15PM Mar 26, 2024Observed: 3.75 ft at 6:30PM Mar 26, 2024Observed: 3.75 ft at 6:45PM Mar 26, 2024Observed: 3.75 ft at 7:00PM Mar 26, 2024Observed: 3.75 ft at 7:15PM Mar 26, 2024Observed: 3.74 ft at 7:30PM Mar 26, 2024Observed: 3.75 ft at 7:45PM Mar 26, 2024Observed: 3.75 ft at 8:00PM Mar 26, 2024Observed: 3.75 ft at 8:15PM Mar 26, 2024Observed: 3.75 ft at 8:30PM Mar 26, 2024Observed: 3.75 ft at 8:45PM Mar 26, 2024Observed: 3.75 ft at 9:00PM Mar 26, 2024Observed: 3.75 ft at 9:15PM Mar 26, 2024Observed: 3.74 ft at 9:30PM Mar 26, 2024Observed: 3.75 ft at 9:45PM Mar 26, 2024Observed: 3.75 ft at 10:00PM Mar 26, 2024Observed: 3.74 ft at 10:15PM Mar 26, 2024Observed: 3.75 ft at 10:30PM Mar 26, 2024Observed: 3.75 ft at 10:45PM Mar 26, 2024Observed: 3.74 ft at 11:00PM Mar 26, 2024Observed: 3.74 ft at 11:15PM Mar 26, 2024Observed: 3.74 ft at 11:30PM Mar 26, 2024Observed: 3.74 ft at 11:45PM Mar 26, 2024Observed: 3.74 ft at 12:00AM Mar 27, 2024Observed: 3.73 ft at 12:15AM Mar 27, 2024Observed: 3.73 ft at 12:30AM Mar 27, 2024Observed: 3.73 ft at 12:45AM Mar 27, 2024Observed: 3.73 ft at 1:00AM Mar 27, 2024Observed: 3.74 ft at 1:15AM Mar 27, 2024Observed: 3.73 ft at 1:30AM Mar 27, 2024Observed: 3.73 ft at 1:45AM Mar 27, 2024Observed: 3.74 ft at 2:00AM Mar 27, 2024Observed: 3.73 ft at 2:15AM Mar 27, 2024Observed: 3.74 ft at 2:30AM Mar 27, 2024Observed: 3.73 ft at 2:45AM Mar 27, 2024Observed: 3.74 ft at 3:00AM Mar 27, 2024Observed: 3.73 ft at 3:15AM Mar 27, 2024Observed: 3.73 ft at 3:30AM Mar 27, 2024Observed: 3.72 ft at 3:45AM Mar 27, 2024Observed: 3.73 ft at 4:00AM Mar 27, 2024Observed: 3.73 ft at 4:15AM Mar 27, 2024Observed: 3.73 ft at 4:30AM Mar 27, 2024Observed: 3.73 ft at 4:45AM Mar 27, 2024Observed: 3.73 ft at 5:00AM Mar 27, 2024Observed: 3.73 ft at 5:15AM Mar 27, 2024Observed: 3.73 ft at 5:30AM Mar 27, 2024Observed: 3.72 ft at 5:45AM Mar 27, 2024Observed: 3.73 ft at 6:00AM Mar 27, 2024Observed: 3.72 ft at 6:15AM Mar 27, 2024Observed: 3.73 ft at 6:30AM Mar 27, 2024Observed: 3.74 ft at 6:45AM Mar 27, 2024Observed: 3.73 ft at 7:00AM Mar 27, 2024Observed: 3.72 ft at 7:15AM Mar 27, 2024Observed: 3.72 ft at 7:30AM Mar 27, 2024Observed: 3.72 ft at 7:45AM Mar 27, 2024Observed: 3.72 ft at 8:00AM Mar 27, 2024Observed: 3.72 ft at 8:15AM Mar 27, 2024Observed: 3.73 ft at 8:30AM Mar 27, 2024Observed: 3.72 ft at 8:45AM Mar 27, 2024Observed: 3.72 ft at 9:00AM Mar 27, 2024Observed: 3.72 ft at 9:15AM Mar 27, 2024Observed: 3.72 ft at 9:30AM Mar 27, 2024Observed: 3.72 ft at 9:45AM Mar 27, 2024Observed: 3.72 ft at 10:00AM Mar 27, 2024Observed: 3.72 ft at 10:15AM Mar 27, 2024Observed: 3.72 ft at 10:30AM Mar 27, 2024Observed: 3.72 ft at 10:45AM Mar 27, 2024Observed: 3.72 ft at 11:00AM Mar 27, 2024Observed: 3.71 ft at 11:15AM Mar 27, 2024Observed: 3.71 ft at 11:30AM Mar 27, 2024Observed: 3.71 ft at 11:45AM Mar 27, 2024Observed: 3.7 ft at 12:00PM Mar 27, 2024Observed: 3.7 ft at 12:15PM Mar 27, 2024Observed: 3.71 ft at 12:30PM Mar 27, 2024Observed: 3.7 ft at 12:45PM Mar 27, 2024Observed: 3.71 ft at 1:00PM Mar 27, 2024Observed: 3.71 ft at 1:15PM Mar 27, 2024Observed: 3.71 ft at 1:30PM Mar 27, 2024Observed: 3.71 ft at 1:45PM Mar 27, 2024Observed: 3.71 ft at 2:00PM Mar 27, 2024Observed: 3.7 ft at 2:15PM Mar 27, 2024Observed: 3.7 ft at 2:30PM Mar 27, 2024Observed: 3.71 ft at 2:45PM Mar 27, 2024Observed: 3.71 ft at 3:00PM Mar 27, 2024Observed: 3.7 ft at 3:15PM Mar 27, 2024Observed: 3.7 ft at 3:30PM Mar 27, 2024Observed: 3.71 ft at 3:45PM Mar 27, 2024Observed: 3.71 ft at 4:00PM Mar 27, 2024Observed: 3.7 ft at 4:15PM Mar 27, 2024Observed: 3.71 ft at 4:30PM Mar 27, 2024Observed: 3.7 ft at 4:45PM Mar 27, 2024Observed: 3.7 ft at 5:00PM Mar 27, 2024Observed: 3.71 ft at 5:15PM Mar 27, 2024Observed: 3.7 ft at 5:30PM Mar 27, 2024Observed: 3.71 ft at 5:45PM Mar 27, 2024Observed: 3.71 ft at 6:00PM Mar 27, 2024Observed: 3.7 ft at 6:15PM Mar 27, 2024Observed: 3.7 ft at 6:30PM Mar 27, 2024Observed: 3.7 ft at 6:45PM Mar 27, 2024Observed: 3.69 ft at 7:00PM Mar 27, 2024Observed: 3.7 ft at 7:15PM Mar 27, 2024Observed: 3.7 ft at 7:30PM Mar 27, 2024Observed: 3.69 ft at 7:45PM Mar 27, 2024Observed: 3.7 ft at 8:00PM Mar 27, 2024Observed: 3.69 ft at 8:15PM Mar 27, 2024Observed: 3.69 ft at 8:30PM Mar 27, 2024Observed: 3.69 ft at 8:45PM Mar 27, 2024Observed: 3.69 ft at 9:00PM Mar 27, 2024Observed: 3.68 ft at 9:15PM Mar 27, 2024Observed: 3.68 ft at 9:30PM Mar 27, 2024Observed: 3.68 ft at 9:45PM Mar 27, 2024Observed: 3.68 ft at 10:00PM Mar 27, 2024Observed: 3.68 ft at 10:15PM Mar 27, 2024Observed: 3.67 ft at 10:30PM Mar 27, 2024Observed: 3.68 ft at 10:45PM Mar 27, 2024Observed: 3.67 ft at 11:00PM Mar 27, 2024Observed: 3.67 ft at 11:15PM Mar 27, 2024Observed: 3.67 ft at 11:30PM Mar 27, 2024Observed: 3.67 ft at 11:45PM Mar 27, 2024Observed: 3.66 ft at 12:00AM Mar 28, 2024Observed: 3.67 ft at 12:15AM Mar 28, 2024Observed: 3.67 ft at 12:30AM Mar 28, 2024Observed: 3.67 ft at 12:45AM Mar 28, 2024Observed: 3.66 ft at 1:00AM Mar 28, 2024Observed: 3.67 ft at 1:15AM Mar 28, 2024Observed: 3.66 ft at 1:30AM Mar 28, 2024Observed: 3.66 ft at 1:45AM Mar 28, 2024Observed: 3.66 ft at 2:00AM Mar 28, 2024Observed: 3.66 ft at 2:15AM Mar 28, 2024Observed: 3.66 ft at 2:30AM Mar 28, 2024Observed: 3.67 ft at 2:45AM Mar 28, 2024Observed: 3.66 ft at 3:00AM Mar 28, 2024Observed: 3.66 ft at 3:15AM Mar 28, 2024Observed: 3.65 ft at 3:30AM Mar 28, 2024Observed: 3.66 ft at 3:45AM Mar 28, 2024Observed: 3.65 ft at 4:00AM Mar 28, 2024Observed: 3.65 ft at 4:15AM Mar 28, 2024Observed: 3.66 ft at 4:30AM Mar 28, 2024Observed: 3.66 ft at 4:45AM Mar 28, 2024Observed: 3.64 ft at 5:00AM Mar 28, 2024Observed: 3.65 ft at 5:15AM Mar 28, 2024Observed: 3.65 ft at 5:30AM Mar 28, 2024Observed: 3.65 ft at 5:45AM Mar 28, 2024Observed: 3.66 ft at 6:00AM Mar 28, 2024Observed: 3.65 ft at 6:15AM Mar 28, 2024Observed: 3.65 ft at 6:30AM Mar 28, 2024Observed: 3.64 ft at 6:45AM Mar 28, 2024Observed: 3.64 ft at 7:00AM Mar 28, 2024Observed: 3.65 ft at 7:15AM Mar 28, 2024Observed: 3.64 ft at 7:30AM Mar 28, 2024Observed: 3.64 ft at 7:45AM Mar 28, 2024Observed: 3.65 ft at 8:00AM Mar 28, 2024Observed: 3.63 ft at 8:15AM Mar 28, 2024Observed: 3.64 ft at 8:30AM Mar 28, 2024Observed: 3.63 ft at 8:45AM Mar 28, 2024Observed: 3.63 ft at 9:00AM Mar 28, 2024Observed: 3.63 ft at 9:15AM Mar 28, 2024Observed: 3.63 ft at 9:30AM Mar 28, 2024Observed: 3.63 ft at 9:45AM Mar 28, 2024Observed: 3.63 ft at 10:00AM Mar 28, 2024USGS--Water Resources of the United StatesRDYP1(plotting HGIRG) Graph Created (10:33AM Mar 28, 2024)ObservedLatest observed value: 3.63 ft at 10:00 AM EDT 28-Mar-2024. Flood Stage is 16 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Stage may be affected by ice during winter months.

NOTE: Forecasts for the Clarion River at Ridgway are issued as needed during times of high water, but are not routinely available.

Return to Area Map
Upstream Gauge - at Johnsonburg Upstream Gauge Downstream Gauge Downstream Gauge - near Cooksburg
Flood Categories (in feet)
Major Flood Stage: 20
Moderate Flood Stage: 18
Flood Stage: 16
Action Stage: 11
Low Stage (in feet): 0

Historic Crests
(1) 23.10 ft on 07/19/1964
(2) 21.67 ft on 05/21/2014
(3) 20.27 ft on 01/19/1996
(4) 19.50 ft on 06/23/1972
(5) 19.21 ft on 12/01/2010
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 16.73 ft on 06/21/2019
(2) 21.67 ft on 05/21/2014
(3) 19.21 ft on 12/01/2010
(4) 16.89 ft on 09/18/2004
(5) 20.27 ft on 01/19/1996
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.51 ft on 08/17/1949
(2) 0.55 ft on 11/07/1951

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
24 Record flooding is expected on the clarion river in the vicinity of Ridgway. Water levels are expected to exceed those experienced in July 1964.
22 Widespread flooding occurs along the right, or west bank. The left bank overflows and affects the sewage treatment plant.
20 The entire area along the right, or west bank is inundated. Numerous homes and businesses are affected by high water. Route 948 is closed due to flooding at several locations.
18 Homes on the right, or west bank above the highway bridge are affected by high water levels.
16 The right, or west bank overflows, affecting low lying areas.
Photos
(1) Downstream. 9/12/2022 stage 3.6'
(2) Gagehouse 9/12/2022
(3) Staff Gage 9/12/2022
(4) Upstream. 9/12/2022 stage 3.6'
About This Location Collapse

Latitude: 41.420833° N, Longitude: 78.736111° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 16 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 1361.62 1377.62 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
10 Day (HEFS) 7 Day (NAEFS) 7 Day (GEFS)
HEFS Ensemble NAEFS Ensemble GEFS Ensemble

Note: Use the official hydrograph at the top of this web page for river levels within the next 72 hours.

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) 954-6400
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Page last modified: 2-Nov-2020 7:30 PM
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