Tioga River at Mansfield
Pennsylvania — Water Level & Flood Stage
Located in Tioga County, Pennsylvania on the Tioga River. Live water level data from USGS gauge 01516350, updated every 15 minutes.
Current Water Level
Gage Height
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Streamflow
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Last Reading
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Flood Stages
Major Flood
14 ft
Moderate Flood
13 ft
Minor Flood
12 ft
Action Stage
9 ft
6,436 cfs
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
20.5 ft
FEMA 0.2% Annunal Chance Flood Level (500-year flood).
20.1 ft
Flood of record from September 1975. Flood waters begin to reach the West Hill Road bridge in Convington.
19 ft
FEMA 1% Annunal Chance Flood Level (100-year flood).
16.5 ft
FEMA 2% Annunal Chance Flood Level (50-year flood). Flood waters begin to reach the Route 660 bridge on the north side of Covington and the North Williamson Road bridge just south of Covington.
16 ft
Flood waters begin to reach the Spencer Road Bridge.
14 ft
FEMA 10% Annunal Chance Flood Level (10-year flood).
12 ft
Water begins to affect several homes and a business along business Route 15 south of the city of Mansfield next to Canoe Creek.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Sep 24, 1975 | 20.13 ft | 18,000 cfs |
| Sep 24, 1975 | 20.13 ft | 18,000 cfs |
| Jan 18, 1996 | 18.87 ft | 38,900 cfs |
| Jan 18, 1996 | 18.87 ft | 38,900 cfs |
| Aug 17, 1994 | 18.57 ft | 33,300 cfs |
About This Gauge
Get Flood Alerts for Tioga River
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Tioga River at Mansfield?
The Tioga River at Mansfield gauge is maintained by USGS (site 01516350) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Tioga River at Mansfield?
The NWS-defined flood stage for Tioga River at Mansfield is 12 feet. Action stage begins at 9 feet. Moderate flooding starts at 13 feet, and major flooding at 14 feet.
How do I get alerts when Tioga River rises?
Download StormCast free on Google Play, go to River Gauges, and add Tioga River at Mansfield to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.
Where is the Tioga River at Mansfield gauge located?
The gauge is located in Tioga County, Pennsylvania at coordinates 41.7969°N, 77.0806°W. USGS site number: 01516350. Data is provided by the U.S. Geological Survey and the National Weather Service.
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On This River
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Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- Gauge reading may be affected by ice. Forecast flows are unadjusted for ice.