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Hydrograph River at a Glance Download
Clarion River at Ridgway Stage (ft)Flow (kcfs)Observed: 4.34 ft at 3:00PM Apr 17, 2014Highest Observation: 4.35 ft at 3:15PM Apr 17, 2014Highest Observation: 4.35 ft at 3:30PM Apr 17, 2014Observed: 4.34 ft at 3:45PM Apr 17, 2014Observed: 4.34 ft at 4:00PM Apr 17, 2014Observed: 4.33 ft at 4:15PM Apr 17, 2014Observed: 4.33 ft at 4:30PM Apr 17, 2014Observed: 4.33 ft at 4:45PM Apr 17, 2014Observed: 4.33 ft at 5:00PM Apr 17, 2014Observed: 4.32 ft at 5:15PM Apr 17, 2014Observed: 4.32 ft at 5:30PM Apr 17, 2014Observed: 4.32 ft at 5:45PM Apr 17, 2014Observed: 4.31 ft at 6:00PM Apr 17, 2014Observed: 4.31 ft at 6:15PM Apr 17, 2014Observed: 4.31 ft at 6:30PM Apr 17, 2014Observed: 4.3 ft at 6:45PM Apr 17, 2014Observed: 4.3 ft at 7:00PM Apr 17, 2014Observed: 4.3 ft at 7:15PM Apr 17, 2014Observed: 4.31 ft at 7:30PM Apr 17, 2014Observed: 4.31 ft at 7:45PM Apr 17, 2014Observed: 4.3 ft at 8:00PM Apr 17, 2014Observed: 4.31 ft at 8:15PM Apr 17, 2014Observed: 4.3 ft at 8:30PM Apr 17, 2014Observed: 4.29 ft at 8:45PM Apr 17, 2014Observed: 4.3 ft at 9:00PM Apr 17, 2014Observed: 4.3 ft at 9:15PM Apr 17, 2014Observed: 4.29 ft at 9:30PM Apr 17, 2014Observed: 4.29 ft at 9:45PM Apr 17, 2014Observed: 4.28 ft at 10:00PM Apr 17, 2014Observed: 4.28 ft at 10:15PM Apr 17, 2014Observed: 4.28 ft at 10:30PM Apr 17, 2014Observed: 4.28 ft at 10:45PM Apr 17, 2014Observed: 4.27 ft at 11:00PM Apr 17, 2014Observed: 4.27 ft at 11:15PM Apr 17, 2014Observed: 4.27 ft at 11:30PM Apr 17, 2014Observed: 4.27 ft at 11:45PM Apr 17, 2014Observed: 4.25 ft at 12:00AM Apr 18, 2014Observed: 4.26 ft at 12:15AM Apr 18, 2014Observed: 4.26 ft at 12:30AM Apr 18, 2014Observed: 4.25 ft at 12:45AM Apr 18, 2014Observed: 4.24 ft at 1:00AM Apr 18, 2014Observed: 4.25 ft at 1:15AM Apr 18, 2014Observed: 4.24 ft at 1:30AM Apr 18, 2014Observed: 4.24 ft at 1:45AM Apr 18, 2014Observed: 4.25 ft at 2:00AM Apr 18, 2014Observed: 4.24 ft at 2:15AM Apr 18, 2014Observed: 4.24 ft at 2:30AM Apr 18, 2014Observed: 4.24 ft at 2:45AM Apr 18, 2014Observed: 4.24 ft at 3:00AM Apr 18, 2014Observed: 4.23 ft at 3:15AM Apr 18, 2014Observed: 4.23 ft at 3:30AM Apr 18, 2014Observed: 4.23 ft at 3:45AM Apr 18, 2014Observed: 4.24 ft at 4:00AM Apr 18, 2014Observed: 4.23 ft at 4:15AM Apr 18, 2014Observed: 4.22 ft at 4:30AM Apr 18, 2014Observed: 4.22 ft at 4:45AM Apr 18, 2014Observed: 4.21 ft at 5:00AM Apr 18, 2014Observed: 4.21 ft at 5:15AM Apr 18, 2014Observed: 4.22 ft at 5:30AM Apr 18, 2014Observed: 4.21 ft at 5:45AM Apr 18, 2014Observed: 4.21 ft at 6:00AM Apr 18, 2014Observed: 4.21 ft at 6:15AM Apr 18, 2014Observed: 4.21 ft at 6:30AM Apr 18, 2014Observed: 4.21 ft at 6:45AM Apr 18, 2014Observed: 4.2 ft at 7:00AM Apr 18, 2014Observed: 4.2 ft at 7:15AM Apr 18, 2014Observed: 4.19 ft at 7:30AM Apr 18, 2014Observed: 4.2 ft at 7:45AM Apr 18, 2014Observed: 4.2 ft at 8:00AM Apr 18, 2014Observed: 4.2 ft at 8:15AM Apr 18, 2014Observed: 4.2 ft at 8:30AM Apr 18, 2014Observed: 4.19 ft at 8:45AM Apr 18, 2014Observed: 4.2 ft at 9:00AM Apr 18, 2014Observed: 4.19 ft at 9:15AM Apr 18, 2014Observed: 4.19 ft at 9:30AM Apr 18, 2014Observed: 4.18 ft at 9:45AM Apr 18, 2014Observed: 4.19 ft at 10:00AM Apr 18, 2014Observed: 4.18 ft at 10:15AM Apr 18, 2014Observed: 4.18 ft at 10:30AM Apr 18, 2014Observed: 4.18 ft at 10:45AM Apr 18, 2014Observed: 4.18 ft at 11:00AM Apr 18, 2014Observed: 4.18 ft at 11:15AM Apr 18, 2014Observed: 4.18 ft at 11:30AM Apr 18, 2014Observed: 4.17 ft at 11:45AM Apr 18, 2014Observed: 4.17 ft at 12:00PM Apr 18, 2014Observed: 4.18 ft at 12:15PM Apr 18, 2014Observed: 4.17 ft at 12:30PM Apr 18, 2014Observed: 4.17 ft at 12:45PM Apr 18, 2014Observed: 4.17 ft at 1:00PM Apr 18, 2014Observed: 4.16 ft at 1:15PM Apr 18, 2014Observed: 4.17 ft at 1:30PM Apr 18, 2014Observed: 4.17 ft at 1:45PM Apr 18, 2014Observed: 4.16 ft at 2:00PM Apr 18, 2014Observed: 4.16 ft at 2:15PM Apr 18, 2014Observed: 4.17 ft at 2:30PM Apr 18, 2014Observed: 4.16 ft at 2:45PM Apr 18, 2014Observed: 4.16 ft at 3:00PM Apr 18, 2014Observed: 4.16 ft at 3:15PM Apr 18, 2014Observed: 4.17 ft at 3:30PM Apr 18, 2014Observed: 4.18 ft at 3:45PM Apr 18, 2014Observed: 4.2 ft at 4:00PM Apr 18, 2014Observed: 4.23 ft at 4:15PM Apr 18, 2014Observed: 4.27 ft at 4:30PM Apr 18, 2014Observed: 4.3 ft at 4:45PM Apr 18, 2014Observed: 4.33 ft at 5:00PM Apr 18, 2014Observed: 4.34 ft at 5:15PM Apr 18, 2014Highest Observation: 4.35 ft at 5:30PM Apr 18, 2014Observed: 4.34 ft at 5:45PM Apr 18, 2014Highest Observation: 4.35 ft at 6:00PM Apr 18, 2014Highest Observation: 4.35 ft at 6:15PM Apr 18, 2014Observed: 4.34 ft at 6:30PM Apr 18, 2014Highest Observation: 4.35 ft at 6:45PM Apr 18, 2014Observed: 4.34 ft at 7:00PM Apr 18, 2014Observed: 4.34 ft at 7:15PM Apr 18, 2014Highest Observation: 4.35 ft at 7:30PM Apr 18, 2014Observed: 4.34 ft at 7:45PM Apr 18, 2014Observed: 4.34 ft at 8:00PM Apr 18, 2014Observed: 4.33 ft at 8:15PM Apr 18, 2014Observed: 4.33 ft at 8:30PM Apr 18, 2014Observed: 4.34 ft at 8:45PM Apr 18, 2014Observed: 4.32 ft at 9:00PM Apr 18, 2014Observed: 4.33 ft at 9:15PM Apr 18, 2014Observed: 4.33 ft at 9:30PM Apr 18, 2014Observed: 4.33 ft at 9:45PM Apr 18, 2014Observed: 4.32 ft at 10:00PM Apr 18, 2014Observed: 4.32 ft at 10:15PM Apr 18, 2014Observed: 4.32 ft at 10:30PM Apr 18, 2014Observed: 4.31 ft at 10:45PM Apr 18, 2014Observed: 4.32 ft at 11:00PM Apr 18, 2014Observed: 4.31 ft at 11:15PM Apr 18, 2014Observed: 4.31 ft at 11:30PM Apr 18, 2014Observed: 4.3 ft at 11:45PM Apr 18, 2014Observed: 4.31 ft at 12:00AM Apr 19, 2014Observed: 4.31 ft at 12:15AM Apr 19, 2014Observed: 4.3 ft at 12:30AM Apr 19, 2014Observed: 4.31 ft at 12:45AM Apr 19, 2014Observed: 4.31 ft at 1:00AM Apr 19, 2014Observed: 4.3 ft at 1:15AM Apr 19, 2014Observed: 4.3 ft at 1:30AM Apr 19, 2014Observed: 4.29 ft at 1:45AM Apr 19, 2014Observed: 4.3 ft at 2:00AM Apr 19, 2014Observed: 4.3 ft at 2:15AM Apr 19, 2014Observed: 4.3 ft at 2:30AM Apr 19, 2014Observed: 4.29 ft at 2:45AM Apr 19, 2014Observed: 4.29 ft at 3:00AM Apr 19, 2014Observed: 4.29 ft at 3:15AM Apr 19, 2014Observed: 4.29 ft at 3:30AM Apr 19, 2014Observed: 4.28 ft at 3:45AM Apr 19, 2014Observed: 4.28 ft at 4:00AM Apr 19, 2014Observed: 4.28 ft at 4:15AM Apr 19, 2014Observed: 4.28 ft at 4:30AM Apr 19, 2014Observed: 4.27 ft at 4:45AM Apr 19, 2014Observed: 4.27 ft at 5:00AM Apr 19, 2014Observed: 4.27 ft at 5:15AM Apr 19, 2014Observed: 4.26 ft at 5:30AM Apr 19, 2014Observed: 4.27 ft at 5:45AM Apr 19, 2014Observed: 4.27 ft at 6:00AM Apr 19, 2014Observed: 4.26 ft at 6:15AM Apr 19, 2014Observed: 4.26 ft at 6:30AM Apr 19, 2014Observed: 4.27 ft at 6:45AM Apr 19, 2014Observed: 4.25 ft at 7:00AM Apr 19, 2014Observed: 4.25 ft at 7:15AM Apr 19, 2014Observed: 4.25 ft at 7:30AM Apr 19, 2014Observed: 4.25 ft at 7:45AM Apr 19, 2014Observed: 4.25 ft at 8:00AM Apr 19, 2014Observed: 4.24 ft at 8:15AM Apr 19, 2014Observed: 4.25 ft at 8:30AM Apr 19, 2014Observed: 4.25 ft at 8:45AM Apr 19, 2014Observed: 4.24 ft at 9:00AM Apr 19, 2014Observed: 4.25 ft at 9:15AM Apr 19, 2014Observed: 4.24 ft at 9:30AM Apr 19, 2014Observed: 4.24 ft at 9:45AM Apr 19, 2014Observed: 4.24 ft at 10:00AM Apr 19, 2014Observed: 4.24 ft at 10:15AM Apr 19, 2014Observed: 4.23 ft at 10:30AM Apr 19, 2014Observed: 4.22 ft at 10:45AM Apr 19, 2014Observed: 4.23 ft at 11:00AM Apr 19, 2014Observed: 4.22 ft at 11:15AM Apr 19, 2014Observed: 4.22 ft at 11:30AM Apr 19, 2014Observed: 4.22 ft at 11:45AM Apr 19, 2014Observed: 4.22 ft at 12:00PM Apr 19, 2014Observed: 4.22 ft at 12:15PM Apr 19, 2014Observed: 4.21 ft at 12:30PM Apr 19, 2014Observed: 4.2 ft at 12:45PM Apr 19, 2014Observed: 4.21 ft at 1:00PM Apr 19, 2014Observed: 4.21 ft at 1:15PM Apr 19, 2014Observed: 4.2 ft at 1:30PM Apr 19, 2014Observed: 4.21 ft at 1:45PM Apr 19, 2014Observed: 4.21 ft at 2:00PM Apr 19, 2014Observed: 4.21 ft at 2:15PM Apr 19, 2014Observed: 4.2 ft at 2:30PM Apr 19, 2014Observed: 4.2 ft at 2:45PM Apr 19, 2014Observed: 4.2 ft at 3:00PM Apr 19, 2014Observed: 4.21 ft at 3:15PM Apr 19, 2014Observed: 4.22 ft at 3:30PM Apr 19, 2014Observed: 4.24 ft at 3:45PM Apr 19, 2014Observed: 4.24 ft at 4:00PM Apr 19, 2014Observed: 4.26 ft at 4:15PM Apr 19, 2014Observed: 4.26 ft at 4:30PM Apr 19, 2014Observed: 4.27 ft at 4:45PM Apr 19, 2014Observed: 4.27 ft at 5:00PM Apr 19, 2014Observed: 4.27 ft at 5:15PM Apr 19, 2014Observed: 4.27 ft at 5:30PM Apr 19, 2014Observed: 4.26 ft at 5:45PM Apr 19, 2014Observed: 4.26 ft at 6:00PM Apr 19, 2014Observed: 4.25 ft at 6:15PM Apr 19, 2014Observed: 4.25 ft at 6:30PM Apr 19, 2014Observed: 4.25 ft at 6:45PM Apr 19, 2014Observed: 4.25 ft at 7:00PM Apr 19, 2014Observed: 4.25 ft at 7:15PM Apr 19, 2014Observed: 4.25 ft at 7:30PM Apr 19, 2014Observed: 4.24 ft at 7:45PM Apr 19, 2014Observed: 4.24 ft at 8:00PM Apr 19, 2014Observed: 4.23 ft at 8:15PM Apr 19, 2014Observed: 4.24 ft at 8:30PM Apr 19, 2014Observed: 4.23 ft at 8:45PM Apr 19, 2014Observed: 4.24 ft at 9:00PM Apr 19, 2014Observed: 4.25 ft at 9:15PM Apr 19, 2014Observed: 4.24 ft at 9:30PM Apr 19, 2014Observed: 4.23 ft at 9:45PM Apr 19, 2014Observed: 4.23 ft at 10:00PM Apr 19, 2014Observed: 4.23 ft at 10:15PM Apr 19, 2014Observed: 4.23 ft at 10:30PM Apr 19, 2014Observed: 4.23 ft at 10:45PM Apr 19, 2014Observed: 4.23 ft at 11:00PM Apr 19, 2014Observed: 4.23 ft at 11:15PM Apr 19, 2014Observed: 4.22 ft at 11:30PM Apr 19, 2014Observed: 4.22 ft at 11:45PM Apr 19, 2014Observed: 4.22 ft at 12:00AM Apr 20, 2014Observed: 4.22 ft at 12:15AM Apr 20, 2014Observed: 4.22 ft at 12:30AM Apr 20, 2014Observed: 4.21 ft at 12:45AM Apr 20, 2014Observed: 4.21 ft at 1:00AM Apr 20, 2014Observed: 4.21 ft at 1:15AM Apr 20, 2014Observed: 4.21 ft at 1:30AM Apr 20, 2014Observed: 4.2 ft at 1:45AM Apr 20, 2014Observed: 4.2 ft at 2:00AM Apr 20, 2014Observed: 4.2 ft at 2:15AM Apr 20, 2014Observed: 4.21 ft at 2:30AM Apr 20, 2014Observed: 4.2 ft at 2:45AM Apr 20, 2014Observed: 4.2 ft at 3:00AM Apr 20, 2014Observed: 4.2 ft at 3:15AM Apr 20, 2014Observed: 4.2 ft at 3:30AM Apr 20, 2014Observed: 4.19 ft at 3:45AM Apr 20, 2014Observed: 4.19 ft at 4:00AM Apr 20, 2014Observed: 4.19 ft at 4:15AM Apr 20, 2014Observed: 4.19 ft at 4:30AM Apr 20, 2014Observed: 4.19 ft at 4:45AM Apr 20, 2014Observed: 4.19 ft at 5:00AM Apr 20, 2014Observed: 4.18 ft at 5:15AM Apr 20, 2014Observed: 4.18 ft at 5:30AM Apr 20, 2014Observed: 4.18 ft at 5:45AM Apr 20, 2014Observed: 4.17 ft at 6:00AM Apr 20, 2014Observed: 4.18 ft at 6:15AM Apr 20, 2014Observed: 4.18 ft at 6:30AM Apr 20, 2014Observed: 4.17 ft at 6:45AM Apr 20, 2014Observed: 4.16 ft at 7:00AM Apr 20, 2014Observed: 4.17 ft at 7:15AM Apr 20, 2014Observed: 4.17 ft at 7:30AM Apr 20, 2014Observed: 4.16 ft at 7:45AM Apr 20, 2014Observed: 4.16 ft at 8:00AM Apr 20, 2014Observed: 4.16 ft at 8:15AM Apr 20, 2014Observed: 4.16 ft at 8:30AM Apr 20, 2014Observed: 4.16 ft at 8:45AM Apr 20, 2014Observed: 4.16 ft at 9:00AM Apr 20, 2014Observed: 4.15 ft at 9:15AM Apr 20, 2014Observed: 4.15 ft at 9:30AM Apr 20, 2014Observed: 4.15 ft at 9:45AM Apr 20, 2014Observed: 4.15 ft at 10:00AM Apr 20, 2014Observed: 4.14 ft at 10:15AM Apr 20, 2014Observed: 4.15 ft at 10:30AM Apr 20, 2014Observed: 4.15 ft at 10:45AM Apr 20, 2014Observed: 4.15 ft at 11:00AM Apr 20, 2014Observed: 4.14 ft at 11:15AM Apr 20, 2014Observed: 4.14 ft at 11:30AM Apr 20, 2014Observed: 4.14 ft at 11:45AM Apr 20, 2014Observed: 4.14 ft at 12:00PM Apr 20, 2014Observed: 4.13 ft at 12:15PM Apr 20, 2014Observed: 4.13 ft at 12:30PM Apr 20, 2014Observed: 4.14 ft at 12:45PM Apr 20, 2014Observed: 4.13 ft at 1:00PM Apr 20, 2014Observed: 4.13 ft at 1:15PM Apr 20, 2014Observed: 4.13 ft at 1:30PM Apr 20, 2014Observed: 4.12 ft at 1:45PM Apr 20, 2014Observed: 4.13 ft at 2:00PM Apr 20, 2014USGS--Water Resources of the United StatesRDYP1(plotting HGIRG) Graph Created (2:47PM Apr 20, 2014)ObservedLatest observed value: 4.13 ft at 2:00 PM EDT 20-Apr-2014. Flood Stage is 16 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Gauge reading may be affected by ice during freezing weather from November to April.

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

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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

Historical Crests
(1) 23.10 ft on 07/19/1964
(2) 20.27 ft on 01/19/1996
(3) 19.50 ft on 06/23/1972
(4) 19.21 ft on 12/01/2010
(5) 16.89 ft on 09/18/2004
Show More Historical Crests

Low Water Records
(1) 0.51 ft on 08/17/1949
(2) 0.55 ft on 11/07/1951
Zoom Level: 16
Gauge Location
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 of 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.
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 1354.9 ft 1370.9 ft 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
State College Weather Forecast Office
328 Innovation Boulevard, Suite 330
State College, PA 16803
(814) 231-2408
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Page last modified: 8-Apr-2014 8:38 AM
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