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| 24.0 |
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. |
| 22.0 |
Widespread flooding occurs along the right, or west bank. The left bank overflows and affects the sewage treatment plant. |
| 20.0 |
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. |
| 18.0 |
Homes on the right, or west bank above the highway bridge are affected by high water levels. |
| 16.0 |
The right, or west bank overflows, affecting low lying areas. |
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Latitude: 41.420800° N,
Longitude: 78.736100° W,
Horizontal Datum:
NAD83
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 |
N/A |
N/A |
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 |
N/A |
N/A |
Older USGS topographic maps, MSL benchmarks |
| Other |
N/A |
N/A |
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Hydrologic Resources
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Additional Resources
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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. |
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NWS Information |
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weather.gov 
