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Hydrograph River at a Glance Download
Tioga River at Mansfield Stage (ft)Flow (kcfs)Observed: 2.44 ft at 4:45AM Apr 13, 2024Observed: 2.44 ft at 5:00AM Apr 13, 2024Observed: 2.44 ft at 5:15AM Apr 13, 2024Observed: 2.45 ft at 5:30AM Apr 13, 2024Observed: 2.45 ft at 5:45AM Apr 13, 2024Observed: 2.45 ft at 6:00AM Apr 13, 2024Observed: 2.46 ft at 6:15AM Apr 13, 2024Observed: 2.45 ft at 6:30AM Apr 13, 2024Observed: 2.46 ft at 6:45AM Apr 13, 2024Observed: 2.47 ft at 7:00AM Apr 13, 2024Observed: 2.47 ft at 7:15AM Apr 13, 2024Observed: 2.48 ft at 7:30AM Apr 13, 2024Observed: 2.5 ft at 7:45AM Apr 13, 2024Observed: 2.49 ft at 8:00AM Apr 13, 2024Highest Observation: 2.51 ft at 8:15AM Apr 13, 2024Observed: 2.49 ft at 8:30AM Apr 13, 2024Observed: 2.49 ft at 8:45AM Apr 13, 2024Observed: 2.48 ft at 9:00AM Apr 13, 2024Observed: 2.48 ft at 9:15AM Apr 13, 2024Observed: 2.49 ft at 9:30AM Apr 13, 2024Observed: 2.5 ft at 9:45AM Apr 13, 2024Observed: 2.5 ft at 10:00AM Apr 13, 2024Observed: 2.48 ft at 10:15AM Apr 13, 2024Observed: 2.46 ft at 10:30AM Apr 13, 2024Observed: 2.47 ft at 10:45AM Apr 13, 2024Observed: 2.45 ft at 11:00AM Apr 13, 2024Observed: 2.45 ft at 11:15AM Apr 13, 2024Observed: 2.46 ft at 11:30AM Apr 13, 2024Observed: 2.45 ft at 11:45AM Apr 13, 2024Observed: 2.45 ft at 12:00PM Apr 13, 2024Observed: 2.42 ft at 12:15PM Apr 13, 2024Observed: 2.42 ft at 12:30PM Apr 13, 2024Observed: 2.39 ft at 12:45PM Apr 13, 2024Observed: 2.41 ft at 1:00PM Apr 13, 2024Observed: 2.39 ft at 1:15PM Apr 13, 2024Observed: 2.39 ft at 1:30PM Apr 13, 2024Observed: 2.38 ft at 1:45PM Apr 13, 2024Observed: 2.37 ft at 2:00PM Apr 13, 2024Observed: 2.36 ft at 2:15PM Apr 13, 2024Observed: 2.36 ft at 2:30PM Apr 13, 2024Observed: 2.35 ft at 2:45PM Apr 13, 2024Observed: 2.34 ft at 3:00PM Apr 13, 2024Observed: 2.34 ft at 3:15PM Apr 13, 2024Observed: 2.33 ft at 3:30PM Apr 13, 2024Observed: 2.31 ft at 3:45PM Apr 13, 2024Observed: 2.31 ft at 4:00PM Apr 13, 2024Observed: 2.31 ft at 4:15PM Apr 13, 2024Observed: 2.29 ft at 4:30PM Apr 13, 2024Observed: 2.29 ft at 4:45PM Apr 13, 2024Observed: 2.27 ft at 5:00PM Apr 13, 2024Observed: 2.27 ft at 5:15PM Apr 13, 2024Observed: 2.25 ft at 5:30PM Apr 13, 2024Observed: 2.25 ft at 5:45PM Apr 13, 2024Observed: 2.24 ft at 6:00PM Apr 13, 2024Observed: 2.21 ft at 6:15PM Apr 13, 2024Observed: 2.23 ft at 6:30PM Apr 13, 2024Observed: 2.21 ft at 6:45PM Apr 13, 2024Observed: 2.21 ft at 7:00PM Apr 13, 2024Observed: 2.2 ft at 7:15PM Apr 13, 2024Observed: 2.2 ft at 7:30PM Apr 13, 2024Observed: 2.19 ft at 7:45PM Apr 13, 2024Observed: 2.18 ft at 8:00PM Apr 13, 2024Observed: 2.17 ft at 8:15PM Apr 13, 2024Observed: 2.18 ft at 8:30PM Apr 13, 2024Observed: 2.16 ft at 8:45PM Apr 13, 2024Observed: 2.15 ft at 9:00PM Apr 13, 2024Observed: 2.15 ft at 9:15PM Apr 13, 2024Observed: 2.14 ft at 9:30PM Apr 13, 2024Observed: 2.14 ft at 9:45PM Apr 13, 2024Observed: 2.13 ft at 10:00PM Apr 13, 2024Observed: 2.12 ft at 10:15PM Apr 13, 2024Observed: 2.12 ft at 10:30PM Apr 13, 2024Observed: 2.11 ft at 10:45PM Apr 13, 2024Observed: 2.1 ft at 11:00PM Apr 13, 2024Observed: 2.1 ft at 11:15PM Apr 13, 2024Observed: 2.09 ft at 11:30PM Apr 13, 2024Observed: 2.08 ft at 11:45PM Apr 13, 2024Observed: 2.07 ft at 12:00AM Apr 14, 2024Observed: 2.07 ft at 12:15AM Apr 14, 2024Observed: 2.06 ft at 12:30AM Apr 14, 2024Observed: 2.06 ft at 12:45AM Apr 14, 2024Observed: 2.05 ft at 1:00AM Apr 14, 2024Observed: 2.04 ft at 1:15AM Apr 14, 2024Observed: 2.04 ft at 1:30AM Apr 14, 2024Observed: 2.04 ft at 1:45AM Apr 14, 2024Observed: 2.04 ft at 2:00AM Apr 14, 2024Observed: 2.03 ft at 2:15AM Apr 14, 2024Observed: 2.02 ft at 2:30AM Apr 14, 2024Observed: 2.02 ft at 2:45AM Apr 14, 2024Observed: 2.01 ft at 3:00AM Apr 14, 2024Observed: 2.01 ft at 3:15AM Apr 14, 2024Observed: 2 ft at 3:30AM Apr 14, 2024Observed: 2 ft at 3:45AM Apr 14, 2024Observed: 2 ft at 4:00AM Apr 14, 2024Observed: 1.99 ft at 4:15AM Apr 14, 2024Observed: 1.99 ft at 4:30AM Apr 14, 2024Observed: 1.98 ft at 4:45AM Apr 14, 2024Observed: 1.97 ft at 5:00AM Apr 14, 2024Observed: 1.97 ft at 5:01AM Apr 14, 2024Observed: 1.97 ft at 5:15AM Apr 14, 2024Observed: 1.96 ft at 5:30AM Apr 14, 2024Observed: 1.96 ft at 5:45AM Apr 14, 2024Observed: 1.96 ft at 6:00AM Apr 14, 2024Observed: 1.95 ft at 6:15AM Apr 14, 2024Observed: 1.95 ft at 6:30AM Apr 14, 2024Observed: 1.94 ft at 6:45AM Apr 14, 2024Observed: 1.94 ft at 7:00AM Apr 14, 2024Observed: 1.94 ft at 7:15AM Apr 14, 2024Observed: 1.94 ft at 7:30AM Apr 14, 2024Observed: 1.93 ft at 7:45AM Apr 14, 2024Observed: 1.92 ft at 8:00AM Apr 14, 2024Observed: 1.93 ft at 8:15AM Apr 14, 2024Observed: 1.93 ft at 8:30AM Apr 14, 2024Observed: 1.92 ft at 8:45AM Apr 14, 2024Observed: 1.92 ft at 9:00AM Apr 14, 2024Observed: 1.91 ft at 9:15AM Apr 14, 2024Observed: 1.91 ft at 9:30AM Apr 14, 2024Observed: 1.9 ft at 9:45AM Apr 14, 2024Observed: 1.9 ft at 10:00AM Apr 14, 2024Observed: 1.9 ft at 10:15AM Apr 14, 2024Observed: 1.9 ft at 10:30AM Apr 14, 2024Observed: 1.9 ft at 10:45AM Apr 14, 2024Observed: 1.89 ft at 11:00AM Apr 14, 2024Observed: 1.89 ft at 11:15AM Apr 14, 2024Observed: 1.89 ft at 11:30AM Apr 14, 2024Observed: 1.89 ft at 11:45AM Apr 14, 2024Observed: 1.89 ft at 12:00PM Apr 14, 2024Observed: 1.88 ft at 12:15PM Apr 14, 2024Observed: 1.88 ft at 12:30PM Apr 14, 2024Observed: 1.88 ft at 12:45PM Apr 14, 2024Observed: 1.88 ft at 1:00PM Apr 14, 2024Observed: 1.88 ft at 1:15PM Apr 14, 2024Observed: 1.89 ft at 1:30PM Apr 14, 2024Observed: 1.9 ft at 1:45PM Apr 14, 2024Observed: 1.89 ft at 2:00PM Apr 14, 2024Observed: 1.9 ft at 2:15PM Apr 14, 2024Observed: 1.9 ft at 2:30PM Apr 14, 2024Observed: 1.9 ft at 2:45PM Apr 14, 2024Observed: 1.9 ft at 3:00PM Apr 14, 2024Observed: 1.89 ft at 3:15PM Apr 14, 2024Observed: 1.9 ft at 3:30PM Apr 14, 2024Observed: 1.9 ft at 3:45PM Apr 14, 2024Observed: 1.89 ft at 4:00PM Apr 14, 2024Observed: 1.89 ft at 4:15PM Apr 14, 2024Observed: 1.9 ft at 4:30PM Apr 14, 2024Observed: 1.89 ft at 4:45PM Apr 14, 2024Observed: 1.89 ft at 5:00PM Apr 14, 2024Observed: 1.88 ft at 5:15PM Apr 14, 2024Observed: 1.88 ft at 5:30PM Apr 14, 2024Observed: 1.88 ft at 5:45PM Apr 14, 2024Observed: 1.88 ft at 6:00PM Apr 14, 2024Observed: 1.88 ft at 6:15PM Apr 14, 2024Observed: 1.88 ft at 6:30PM Apr 14, 2024Observed: 1.87 ft at 6:45PM Apr 14, 2024Observed: 1.87 ft at 7:00PM Apr 14, 2024Observed: 1.87 ft at 7:15PM Apr 14, 2024Observed: 1.87 ft at 7:30PM Apr 14, 2024Observed: 1.87 ft at 7:45PM Apr 14, 2024Observed: 1.87 ft at 8:00PM Apr 14, 2024Observed: 1.87 ft at 8:15PM Apr 14, 2024Observed: 1.86 ft at 8:30PM Apr 14, 2024Observed: 1.87 ft at 8:45PM Apr 14, 2024Observed: 1.87 ft at 9:00PM Apr 14, 2024Observed: 1.86 ft at 9:15PM Apr 14, 2024Observed: 1.86 ft at 9:30PM Apr 14, 2024Observed: 1.87 ft at 9:45PM Apr 14, 2024Observed: 1.87 ft at 10:00PM Apr 14, 2024Observed: 1.87 ft at 10:15PM Apr 14, 2024Observed: 1.86 ft at 10:30PM Apr 14, 2024Observed: 1.86 ft at 10:45PM Apr 14, 2024Observed: 1.85 ft at 11:00PM Apr 14, 2024Observed: 1.85 ft at 11:15PM Apr 14, 2024Observed: 1.85 ft at 11:30PM Apr 14, 2024Observed: 1.85 ft at 11:45PM Apr 14, 2024Observed: 1.85 ft at 12:00AM Apr 15, 2024Observed: 1.84 ft at 12:15AM Apr 15, 2024Observed: 1.84 ft at 12:30AM Apr 15, 2024Observed: 1.85 ft at 12:45AM Apr 15, 2024Observed: 1.85 ft at 1:00AM Apr 15, 2024Observed: 1.84 ft at 1:15AM Apr 15, 2024Observed: 1.84 ft at 1:30AM Apr 15, 2024Observed: 1.85 ft at 1:45AM Apr 15, 2024Observed: 1.84 ft at 2:00AM Apr 15, 2024Observed: 1.84 ft at 2:15AM Apr 15, 2024Observed: 1.84 ft at 2:30AM Apr 15, 2024Observed: 1.84 ft at 2:45AM Apr 15, 2024Observed: 1.84 ft at 3:00AM Apr 15, 2024Observed: 1.83 ft at 3:15AM Apr 15, 2024Observed: 1.83 ft at 3:30AM Apr 15, 2024Observed: 1.83 ft at 3:45AM Apr 15, 2024Observed: 1.82 ft at 4:00AM Apr 15, 2024Observed: 1.82 ft at 4:01AM Apr 15, 2024Observed: 1.82 ft at 4:15AM Apr 15, 2024Observed: 1.83 ft at 4:30AM Apr 15, 2024Observed: 1.81 ft at 4:45AM Apr 15, 2024Observed: 1.81 ft at 5:00AM Apr 15, 2024Observed: 1.81 ft at 5:15AM Apr 15, 2024Observed: 1.81 ft at 5:30AM Apr 15, 2024Observed: 1.79 ft at 5:45AM Apr 15, 2024Observed: 1.8 ft at 6:00AM Apr 15, 2024Observed: 1.79 ft at 6:15AM Apr 15, 2024Observed: 1.79 ft at 6:30AM Apr 15, 2024Observed: 1.77 ft at 6:45AM Apr 15, 2024Observed: 1.78 ft at 7:00AM Apr 15, 2024Observed: 1.77 ft at 7:15AM Apr 15, 2024Observed: 1.77 ft at 7:30AM Apr 15, 2024Observed: 1.76 ft at 7:45AM Apr 15, 2024Observed: 1.75 ft at 8:00AM Apr 15, 2024Observed: 1.76 ft at 8:15AM Apr 15, 2024Observed: 1.76 ft at 8:30AM Apr 15, 2024Observed: 1.74 ft at 8:45AM Apr 15, 2024Observed: 1.74 ft at 9:00AM Apr 15, 2024Observed: 1.74 ft at 9:15AM Apr 15, 2024Observed: 1.74 ft at 9:30AM Apr 15, 2024Observed: 1.74 ft at 9:45AM Apr 15, 2024Observed: 1.73 ft at 10:00AM Apr 15, 2024Observed: 1.72 ft at 10:15AM Apr 15, 2024Observed: 1.73 ft at 10:30AM Apr 15, 2024Observed: 1.72 ft at 10:45AM Apr 15, 2024Observed: 1.71 ft at 11:00AM Apr 15, 2024Observed: 1.72 ft at 11:15AM Apr 15, 2024Observed: 1.74 ft at 11:30AM Apr 15, 2024Observed: 1.72 ft at 11:45AM Apr 15, 2024Observed: 1.73 ft at 12:00PM Apr 15, 2024Observed: 1.72 ft at 12:15PM Apr 15, 2024Observed: 1.74 ft at 12:30PM Apr 15, 2024Observed: 1.73 ft at 12:45PM Apr 15, 2024Observed: 1.71 ft at 1:00PM Apr 15, 2024Observed: 1.71 ft at 1:15PM Apr 15, 2024Observed: 1.7 ft at 1:30PM Apr 15, 2024Observed: 1.7 ft at 1:45PM Apr 15, 2024Observed: 1.7 ft at 2:00PM Apr 15, 2024Observed: 1.71 ft at 2:15PM Apr 15, 2024Observed: 1.7 ft at 2:30PM Apr 15, 2024Observed: 1.69 ft at 2:45PM Apr 15, 2024Observed: 1.69 ft at 3:00PM Apr 15, 2024Observed: 1.69 ft at 3:15PM Apr 15, 2024Observed: 1.67 ft at 3:30PM Apr 15, 2024Observed: 1.67 ft at 3:45PM Apr 15, 2024Observed: 1.67 ft at 4:00PM Apr 15, 2024Observed: 1.67 ft at 4:15PM Apr 15, 2024Observed: 1.67 ft at 4:30PM Apr 15, 2024Observed: 1.66 ft at 4:45PM Apr 15, 2024Observed: 1.66 ft at 5:00PM Apr 15, 2024Observed: 1.64 ft at 5:15PM Apr 15, 2024Observed: 1.66 ft at 5:30PM Apr 15, 2024Observed: 1.65 ft at 5:45PM Apr 15, 2024Observed: 1.64 ft at 6:00PM Apr 15, 2024Observed: 1.64 ft at 6:15PM Apr 15, 2024Observed: 1.63 ft at 6:30PM Apr 15, 2024Observed: 1.63 ft at 6:45PM Apr 15, 2024Observed: 1.63 ft at 7:00PM Apr 15, 2024Observed: 1.62 ft at 7:15PM Apr 15, 2024Observed: 1.62 ft at 7:30PM Apr 15, 2024Observed: 1.61 ft at 7:45PM Apr 15, 2024Observed: 1.6 ft at 8:00PM Apr 15, 2024Observed: 1.6 ft at 8:15PM Apr 15, 2024Observed: 1.6 ft at 8:30PM Apr 15, 2024Observed: 1.6 ft at 8:45PM Apr 15, 2024Observed: 1.6 ft at 9:00PM Apr 15, 2024Observed: 1.58 ft at 9:15PM Apr 15, 2024Observed: 1.58 ft at 9:30PM Apr 15, 2024Observed: 1.58 ft at 9:45PM Apr 15, 2024Observed: 1.57 ft at 10:00PM Apr 15, 2024Observed: 1.57 ft at 10:15PM Apr 15, 2024Observed: 1.56 ft at 10:30PM Apr 15, 2024Observed: 1.56 ft at 10:45PM Apr 15, 2024Observed: 1.56 ft at 11:00PM Apr 15, 2024Observed: 1.56 ft at 11:15PM Apr 15, 2024Observed: 1.55 ft at 11:30PM Apr 15, 2024Observed: 1.55 ft at 11:45PM Apr 15, 2024Observed: 1.54 ft at 12:00AM Apr 16, 2024Observed: 1.54 ft at 12:15AM Apr 16, 2024Observed: 1.54 ft at 12:30AM Apr 16, 2024Observed: 1.54 ft at 12:45AM Apr 16, 2024Observed: 1.53 ft at 1:00AM Apr 16, 2024Observed: 1.53 ft at 1:15AM Apr 16, 2024Observed: 1.53 ft at 1:30AM Apr 16, 2024Observed: 1.51 ft at 1:45AM Apr 16, 2024Observed: 1.52 ft at 2:00AM Apr 16, 2024Observed: 1.52 ft at 2:15AM Apr 16, 2024Observed: 1.52 ft at 2:30AM Apr 16, 2024Observed: 1.51 ft at 2:45AM Apr 16, 2024Observed: 1.51 ft at 3:00AM Apr 16, 2024Observed: 1.51 ft at 3:01AM Apr 16, 2024Observed: 1.51 ft at 3:15AM Apr 16, 2024Observed: 1.51 ft at 3:30AM Apr 16, 2024Observed: 1.5 ft at 3:45AM Apr 16, 2024Observed: 1.5 ft at 4:00AM Apr 16, 2024Forecast: 1.3 ft 8:00AM Apr 16, 2024Forecast: 1.2 ft 2:00PM Apr 16, 2024Forecast: 1.2 ft 8:00PM Apr 16, 2024Forecast: 1.1 ft 2:00AM Apr 17, 2024Forecast: 1 ft 8:00AM Apr 17, 2024Forecast: 1.5 ft 2:00PM Apr 17, 2024Forecast: 2.1 ft 8:00PM Apr 17, 2024Forecast: 2.4 ft 2:00AM Apr 18, 2024Highest Forecast: 2.6 ft 8:00AM Apr 18, 2024USGS--Water Resources of the United StatesMFDP1(plotting HGIRG) Graph Created (4:33AM Apr 16, 2024)ObservedForecast (issued 10:22AM Apr 15)Latest observed value: 1.5 ft at 4:00 AM EDT 16-Apr-2024. Flood Stage is 12 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Forecasts for the Tioga River at Mansfield are issued routinely year-round.
Return to Area Map
Downstream Gauge Downstream Gauge - other Tioga-Hammond Dam on Tioga River
Flood Categories (in feet)
Major Flood Stage: 14
Moderate Flood Stage: 13
Flood Stage: 12
Action Stage: 9
Low Stage (in feet): 0

Historic Crests
(1) 20.13 ft on 09/25/1975
(2) 18.87 ft on 01/19/1996
(3) 18.57 ft on 08/18/1994
(4) 17.98 ft on 06/22/1972
(5) 16.50 ft on 12/02/1996
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 13.08 ft on 09/08/2011
(2) 12.30 ft on 04/02/2005
(3) 9.09 ft on 01/14/2005
(4) 14.21 ft on 09/18/2004
(5) 16.50 ft on 12/02/1996
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) -15.00 ft on 09/13/1991

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:15
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
20.5 FEMA 0.2% Annunal Chance Flood Level (500-year flood).
20.1 Flood of record from September 1975. Flood waters begin to reach the West Hill Road bridge in Convington.
19 FEMA 1% Annunal Chance Flood Level (100-year flood).
16.5 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 Flood waters begin to reach the Spencer Road Bridge.
14 FEMA 10% Annunal Chance Flood Level (10-year flood).
12 Water begins to affect several homes and a business along business Route 15 south of the city of Mansfield next to Canoe Creek.
Photos
(1) looking upstream
(2) view of the gagehouse
(3) looking downstream
About This Location Collapse

Latitude: 41.796944° N, Longitude: 77.080556° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 12 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 1121.28 1133.28 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
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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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