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Hydrograph River at a Glance Download
Tioga River at Tioga Junction Stage (ft)Flow (kcfs)Observed: 8.21 ft at 12:45AM Apr 06, 2020Observed: 8.21 ft at 1:00AM Apr 06, 2020Observed: 8.21 ft at 1:15AM Apr 06, 2020Observed: 8.21 ft at 1:30AM Apr 06, 2020Observed: 8.21 ft at 1:45AM Apr 06, 2020Observed: 8.21 ft at 2:00AM Apr 06, 2020Observed: 8.21 ft at 2:15AM Apr 06, 2020Observed: 8.21 ft at 2:30AM Apr 06, 2020Observed: 8.21 ft at 2:45AM Apr 06, 2020Observed: 8.21 ft at 3:00AM Apr 06, 2020Observed: 8.21 ft at 3:15AM Apr 06, 2020Observed: 8.21 ft at 3:30AM Apr 06, 2020Observed: 8.21 ft at 3:45AM Apr 06, 2020Observed: 8.21 ft at 4:00AM Apr 06, 2020Observed: 8.21 ft at 4:15AM Apr 06, 2020Observed: 8.21 ft at 4:30AM Apr 06, 2020Observed: 8.21 ft at 4:45AM Apr 06, 2020Observed: 8.21 ft at 5:00AM Apr 06, 2020Observed: 8.2 ft at 5:15AM Apr 06, 2020Observed: 8.2 ft at 5:30AM Apr 06, 2020Observed: 8.2 ft at 5:45AM Apr 06, 2020Observed: 8.2 ft at 6:00AM Apr 06, 2020Observed: 8.2 ft at 6:15AM Apr 06, 2020Observed: 8.2 ft at 6:30AM Apr 06, 2020Observed: 8.2 ft at 6:45AM Apr 06, 2020Observed: 8.2 ft at 7:00AM Apr 06, 2020Observed: 8.2 ft at 7:15AM Apr 06, 2020Observed: 8.2 ft at 7:30AM Apr 06, 2020Observed: 8.2 ft at 7:45AM Apr 06, 2020Observed: 8.2 ft at 8:00AM Apr 06, 2020Observed: 8.2 ft at 8:15AM Apr 06, 2020Observed: 8.2 ft at 8:30AM Apr 06, 2020Observed: 8.2 ft at 8:45AM Apr 06, 2020Observed: 8.2 ft at 9:00AM Apr 06, 2020Observed: 8.2 ft at 9:15AM Apr 06, 2020Observed: 8.2 ft at 9:30AM Apr 06, 2020Observed: 8.2 ft at 9:45AM Apr 06, 2020Observed: 8.2 ft at 10:00AM Apr 06, 2020Observed: 8.2 ft at 12:15PM Apr 06, 2020Observed: 8.2 ft at 12:30PM Apr 06, 2020Observed: 8.2 ft at 12:45PM Apr 06, 2020Observed: 8.2 ft at 1:00PM Apr 06, 2020Observed: 8.2 ft at 1:15PM Apr 06, 2020Observed: 8.2 ft at 1:30PM Apr 06, 2020Observed: 8.2 ft at 1:45PM Apr 06, 2020Observed: 8.2 ft at 2:00PM Apr 06, 2020Observed: 8.2 ft at 2:15PM Apr 06, 2020Observed: 8.2 ft at 2:30PM Apr 06, 2020Observed: 8.2 ft at 2:45PM Apr 06, 2020Observed: 8.2 ft at 3:00PM Apr 06, 2020Observed: 8.2 ft at 3:15PM Apr 06, 2020Observed: 8.19 ft at 3:30PM Apr 06, 2020Observed: 8.18 ft at 3:45PM Apr 06, 2020Observed: 8.13 ft at 4:00PM Apr 06, 2020Observed: 8.08 ft at 4:15PM Apr 06, 2020Observed: 8.01 ft at 4:30PM Apr 06, 2020Observed: 7.95 ft at 4:45PM Apr 06, 2020Observed: 7.91 ft at 5:00PM Apr 06, 2020Observed: 7.88 ft at 5:15PM Apr 06, 2020Observed: 7.87 ft at 5:30PM Apr 06, 2020Observed: 7.86 ft at 5:45PM Apr 06, 2020Observed: 7.85 ft at 6:00PM Apr 06, 2020Observed: 7.85 ft at 6:15PM Apr 06, 2020Observed: 7.85 ft at 6:30PM Apr 06, 2020Observed: 7.85 ft at 6:45PM Apr 06, 2020Observed: 7.85 ft at 7:00PM Apr 06, 2020Observed: 7.85 ft at 7:15PM Apr 06, 2020Observed: 7.85 ft at 7:30PM Apr 06, 2020Observed: 7.85 ft at 7:45PM Apr 06, 2020Observed: 7.84 ft at 8:00PM Apr 06, 2020Observed: 7.84 ft at 8:15PM Apr 06, 2020Observed: 7.84 ft at 8:30PM Apr 06, 2020Observed: 7.84 ft at 8:45PM Apr 06, 2020Observed: 7.84 ft at 9:00PM Apr 06, 2020Observed: 7.84 ft at 9:15PM Apr 06, 2020Observed: 7.84 ft at 9:30PM Apr 06, 2020Observed: 7.84 ft at 9:45PM Apr 06, 2020Observed: 7.84 ft at 10:00PM Apr 06, 2020Observed: 7.84 ft at 10:15PM Apr 06, 2020Observed: 7.84 ft at 10:30PM Apr 06, 2020Observed: 7.84 ft at 10:45PM Apr 06, 2020Observed: 7.84 ft at 11:00PM Apr 06, 2020Observed: 7.84 ft at 11:02PM Apr 06, 2020Observed: 7.84 ft at 11:15PM Apr 06, 2020Observed: 7.84 ft at 11:30PM Apr 06, 2020Observed: 7.84 ft at 11:45PM Apr 06, 2020Observed: 7.84 ft at 12:00AM Apr 07, 2020Observed: 7.84 ft at 12:15AM Apr 07, 2020Observed: 7.84 ft at 12:30AM Apr 07, 2020Observed: 7.84 ft at 12:45AM Apr 07, 2020Observed: 7.84 ft at 1:00AM Apr 07, 2020Observed: 7.84 ft at 1:15AM Apr 07, 2020Observed: 7.84 ft at 1:30AM Apr 07, 2020Observed: 7.84 ft at 1:45AM Apr 07, 2020Observed: 7.84 ft at 2:00AM Apr 07, 2020Observed: 7.84 ft at 2:15AM Apr 07, 2020Observed: 7.84 ft at 2:30AM Apr 07, 2020Observed: 7.84 ft at 2:45AM Apr 07, 2020Observed: 7.83 ft at 3:00AM Apr 07, 2020Observed: 7.83 ft at 3:15AM Apr 07, 2020Observed: 7.83 ft at 3:30AM Apr 07, 2020Observed: 7.83 ft at 3:45AM Apr 07, 2020Observed: 7.83 ft at 4:00AM Apr 07, 2020Observed: 7.83 ft at 4:15AM Apr 07, 2020Observed: 7.83 ft at 4:30AM Apr 07, 2020Observed: 7.83 ft at 4:45AM Apr 07, 2020Observed: 7.83 ft at 5:00AM Apr 07, 2020Observed: 7.83 ft at 5:15AM Apr 07, 2020Observed: 7.83 ft at 5:30AM Apr 07, 2020Observed: 7.83 ft at 5:45AM Apr 07, 2020Observed: 7.83 ft at 6:00AM Apr 07, 2020Observed: 7.83 ft at 6:15AM Apr 07, 2020Observed: 7.83 ft at 6:30AM Apr 07, 2020Observed: 7.83 ft at 6:45AM Apr 07, 2020Observed: 7.83 ft at 7:00AM Apr 07, 2020Observed: 7.83 ft at 7:15AM Apr 07, 2020Observed: 7.83 ft at 7:30AM Apr 07, 2020Observed: 7.83 ft at 7:45AM Apr 07, 2020Observed: 7.83 ft at 8:00AM Apr 07, 2020Observed: 7.83 ft at 8:15AM Apr 07, 2020Observed: 7.83 ft at 8:30AM Apr 07, 2020Observed: 7.83 ft at 8:45AM Apr 07, 2020Observed: 7.83 ft at 9:00AM Apr 07, 2020Observed: 7.83 ft at 9:15AM Apr 07, 2020Observed: 7.83 ft at 9:30AM Apr 07, 2020Observed: 7.83 ft at 9:45AM Apr 07, 2020Observed: 7.83 ft at 10:00AM Apr 07, 2020Observed: 7.83 ft at 10:15AM Apr 07, 2020Observed: 7.83 ft at 10:30AM Apr 07, 2020Observed: 7.83 ft at 10:45AM Apr 07, 2020Observed: 7.82 ft at 11:00AM Apr 07, 2020Observed: 7.82 ft at 11:15AM Apr 07, 2020Observed: 7.83 ft at 11:30AM Apr 07, 2020Observed: 7.83 ft at 11:45AM Apr 07, 2020Observed: 7.83 ft at 12:00PM Apr 07, 2020Observed: 7.83 ft at 12:15PM Apr 07, 2020Observed: 7.83 ft at 12:30PM Apr 07, 2020Observed: 7.82 ft at 12:45PM Apr 07, 2020Observed: 7.82 ft at 1:00PM Apr 07, 2020Observed: 7.82 ft at 1:15PM Apr 07, 2020Observed: 7.82 ft at 1:30PM Apr 07, 2020Observed: 7.82 ft at 1:45PM Apr 07, 2020Observed: 7.82 ft at 2:00PM Apr 07, 2020Observed: 7.82 ft at 2:15PM Apr 07, 2020Observed: 7.82 ft at 2:30PM Apr 07, 2020Observed: 7.82 ft at 2:45PM Apr 07, 2020Observed: 7.82 ft at 3:00PM Apr 07, 2020Observed: 7.82 ft at 3:15PM Apr 07, 2020Observed: 7.82 ft at 3:30PM Apr 07, 2020Observed: 7.82 ft at 3:45PM Apr 07, 2020Observed: 7.82 ft at 4:00PM Apr 07, 2020Observed: 7.82 ft at 4:15PM Apr 07, 2020Observed: 7.82 ft at 4:30PM Apr 07, 2020Observed: 7.82 ft at 4:45PM Apr 07, 2020Observed: 7.82 ft at 5:00PM Apr 07, 2020Observed: 7.82 ft at 5:15PM Apr 07, 2020Observed: 7.82 ft at 5:30PM Apr 07, 2020Observed: 7.82 ft at 5:45PM Apr 07, 2020Observed: 7.82 ft at 6:00PM Apr 07, 2020Observed: 7.82 ft at 6:15PM Apr 07, 2020Observed: 7.82 ft at 6:30PM Apr 07, 2020Observed: 7.82 ft at 6:45PM Apr 07, 2020Observed: 7.82 ft at 7:00PM Apr 07, 2020Observed: 7.82 ft at 7:15PM Apr 07, 2020Observed: 7.82 ft at 7:30PM Apr 07, 2020Observed: 7.82 ft at 7:45PM Apr 07, 2020Observed: 7.82 ft at 8:00PM Apr 07, 2020Observed: 7.82 ft at 8:15PM Apr 07, 2020Observed: 7.82 ft at 8:30PM Apr 07, 2020Observed: 7.82 ft at 8:45PM Apr 07, 2020Observed: 7.82 ft at 9:00PM Apr 07, 2020Observed: 7.82 ft at 9:15PM Apr 07, 2020Observed: 7.82 ft at 9:30PM Apr 07, 2020Observed: 7.82 ft at 9:45PM Apr 07, 2020Observed: 7.82 ft at 10:00PM Apr 07, 2020Observed: 7.82 ft at 10:15PM Apr 07, 2020Observed: 7.82 ft at 10:17PM Apr 07, 2020Observed: 7.82 ft at 10:30PM Apr 07, 2020Observed: 7.82 ft at 10:45PM Apr 07, 2020Observed: 7.82 ft at 11:00PM Apr 07, 2020Observed: 7.82 ft at 11:15PM Apr 07, 2020Observed: 7.82 ft at 11:30PM Apr 07, 2020Observed: 7.82 ft at 11:45PM Apr 07, 2020Observed: 7.82 ft at 12:00AM Apr 08, 2020Observed: 7.82 ft at 12:15AM Apr 08, 2020Observed: 7.82 ft at 12:30AM Apr 08, 2020Observed: 7.82 ft at 12:45AM Apr 08, 2020Observed: 7.82 ft at 1:00AM Apr 08, 2020Observed: 7.82 ft at 1:15AM Apr 08, 2020Observed: 7.82 ft at 1:30AM Apr 08, 2020Observed: 7.83 ft at 1:45AM Apr 08, 2020Observed: 7.84 ft at 2:00AM Apr 08, 2020Observed: 7.84 ft at 2:15AM Apr 08, 2020Observed: 7.85 ft at 2:30AM Apr 08, 2020Observed: 7.85 ft at 2:45AM Apr 08, 2020Observed: 7.85 ft at 3:00AM Apr 08, 2020Observed: 7.85 ft at 3:15AM Apr 08, 2020Observed: 7.86 ft at 3:30AM Apr 08, 2020Observed: 7.86 ft at 3:45AM Apr 08, 2020Observed: 7.86 ft at 4:00AM Apr 08, 2020Observed: 7.86 ft at 4:15AM Apr 08, 2020Observed: 7.86 ft at 4:30AM Apr 08, 2020Observed: 7.86 ft at 4:45AM Apr 08, 2020Observed: 7.86 ft at 5:00AM Apr 08, 2020Observed: 7.87 ft at 5:15AM Apr 08, 2020Observed: 7.87 ft at 5:30AM Apr 08, 2020Observed: 7.87 ft at 5:45AM Apr 08, 2020Observed: 7.87 ft at 6:00AM Apr 08, 2020Observed: 7.87 ft at 6:15AM Apr 08, 2020Observed: 7.88 ft at 6:30AM Apr 08, 2020Observed: 7.88 ft at 6:45AM Apr 08, 2020Observed: 7.89 ft at 7:00AM Apr 08, 2020Observed: 7.89 ft at 7:15AM Apr 08, 2020Observed: 7.9 ft at 7:30AM Apr 08, 2020Observed: 7.91 ft at 7:45AM Apr 08, 2020Observed: 7.91 ft at 8:00AM Apr 08, 2020Observed: 7.91 ft at 8:15AM Apr 08, 2020Observed: 7.91 ft at 8:30AM Apr 08, 2020Observed: 7.91 ft at 8:45AM Apr 08, 2020Observed: 7.91 ft at 9:00AM Apr 08, 2020Observed: 7.91 ft at 9:15AM Apr 08, 2020Observed: 7.95 ft at 9:30AM Apr 08, 2020Observed: 8.09 ft at 9:45AM Apr 08, 2020Observed: 8.31 ft at 10:00AM Apr 08, 2020Observed: 8.58 ft at 10:15AM Apr 08, 2020Observed: 8.58 ft at 10:17AM Apr 08, 2020Observed: 8.79 ft at 10:30AM Apr 08, 2020Observed: 8.91 ft at 10:45AM Apr 08, 2020Observed: 8.96 ft at 11:00AM Apr 08, 2020Observed: 8.99 ft at 11:15AM Apr 08, 2020Observed: 9 ft at 11:30AM Apr 08, 2020Observed: 9.01 ft at 11:45AM Apr 08, 2020Observed: 9.01 ft at 12:00PM Apr 08, 2020Observed: 9.01 ft at 12:15PM Apr 08, 2020Observed: 9.03 ft at 12:30PM Apr 08, 2020Observed: 9.11 ft at 12:45PM Apr 08, 2020Observed: 9.27 ft at 1:00PM Apr 08, 2020Observed: 9.44 ft at 1:15PM Apr 08, 2020Observed: 9.58 ft at 1:30PM Apr 08, 2020Observed: 9.68 ft at 1:45PM Apr 08, 2020Observed: 9.73 ft at 2:00PM Apr 08, 2020Observed: 9.75 ft at 2:15PM Apr 08, 2020Highest Observation: 9.77 ft at 2:30PM Apr 08, 2020Highest Observation: 9.77 ft at 2:45PM Apr 08, 2020Highest Observation: 9.77 ft at 3:00PM Apr 08, 2020Highest Observation: 9.77 ft at 3:15PM Apr 08, 2020Highest Observation: 9.77 ft at 3:30PM Apr 08, 2020Highest Observation: 9.77 ft at 3:45PM Apr 08, 2020Highest Observation: 9.77 ft at 4:00PM Apr 08, 2020Observed: 9.76 ft at 4:15PM Apr 08, 2020Observed: 9.71 ft at 4:30PM Apr 08, 2020Observed: 9.63 ft at 4:45PM Apr 08, 2020Observed: 9.52 ft at 5:00PM Apr 08, 2020Observed: 9.43 ft at 5:15PM Apr 08, 2020Observed: 9.36 ft at 5:30PM Apr 08, 2020Observed: 9.31 ft at 5:45PM Apr 08, 2020Observed: 9.29 ft at 6:00PM Apr 08, 2020Observed: 9.28 ft at 6:15PM Apr 08, 2020Observed: 9.27 ft at 6:30PM Apr 08, 2020Observed: 9.27 ft at 6:45PM Apr 08, 2020Observed: 9.27 ft at 7:00PM Apr 08, 2020Observed: 9.27 ft at 7:15PM Apr 08, 2020Observed: 9.27 ft at 7:30PM Apr 08, 2020Observed: 9.27 ft at 7:45PM Apr 08, 2020Observed: 9.27 ft at 8:00PM Apr 08, 2020Observed: 9.27 ft at 8:15PM Apr 08, 2020Observed: 9.27 ft at 8:30PM Apr 08, 2020Observed: 9.27 ft at 8:45PM Apr 08, 2020Observed: 9.27 ft at 9:00PM Apr 08, 2020Observed: 9.26 ft at 9:15PM Apr 08, 2020Observed: 9.26 ft at 9:30PM Apr 08, 2020Observed: 9.26 ft at 9:45PM Apr 08, 2020Observed: 9.26 ft at 10:00PM Apr 08, 2020Observed: 9.26 ft at 10:15PM Apr 08, 2020Observed: 9.26 ft at 10:30PM Apr 08, 2020Observed: 9.26 ft at 10:45PM Apr 08, 2020Observed: 9.26 ft at 11:00PM Apr 08, 2020Observed: 9.26 ft at 11:15PM Apr 08, 2020Observed: 9.26 ft at 11:30PM Apr 08, 2020Observed: 9.26 ft at 11:45PM Apr 08, 2020Observed: 9.26 ft at 12:00AM Apr 09, 2020Forecast: 8.5 ft 2:00AM Apr 09, 2020Highest Forecast: 8.7 ft 8:00AM Apr 09, 2020Highest Forecast: 8.7 ft 2:00PM Apr 09, 2020Forecast: 8.5 ft 8:00PM Apr 09, 2020Forecast: 8.3 ft 2:00AM Apr 10, 2020Forecast: 8.2 ft 8:00AM Apr 10, 2020Forecast: 8.2 ft 2:00PM Apr 10, 2020Forecast: 8.2 ft 8:00PM Apr 10, 2020Forecast: 8.2 ft 2:00AM Apr 11, 2020Forecast: 8.2 ft 8:00AM Apr 11, 2020Forecast: 8.2 ft 2:00PM Apr 11, 2020USGS--Water Resources of the United StatesTGJP1(plotting HGIRG) Graph Created (12:32AM Apr 9, 2020)ObservedForecast (issued 3:17PM Apr 8)Latest observed value: 9.26 ft at 12:00 AM EDT 9-Apr-2020. Flood Stage is 15 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Gauge reading affected by reservoir operations.

NOTE: Forecasts for the Tioga River at Tioga Junction are issued routinely year-round.

Return to Area Map
Upstream Gauge - at Tioga Upstream Gauge Downstream Gauge Downstream Gauge - at Lindley
Flood Categories (in feet)
Major Flood Stage: 20
Moderate Flood Stage: 17
Flood Stage: 15
Action Stage: 13
Low Stage (in feet): 0

Historic Crests
(1) 22.12 ft on 09/25/1975
(2) 17.20 ft on 01/26/1978
(3) 16.70 ft on 05/14/1978
(4) 16.70 ft on 02/25/1977
(5) 16.45 ft on 11/05/1977
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 15.33 ft on 09/17/2004
(2) 14.68 ft on 01/19/1996
(3) 13.34 ft on 08/21/1994
(4) 15.42 ft on 08/18/1994
(5) 16.70 ft on 05/14/1978
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

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
27 Flood waters begin to reach the Park Street Bridge in Tioga.
22.1 Flood of record from September 1975.
20 Widespread flooding occurs on both bankds. Much of Tioga Junction is affected by high water. A number of roads are closed. Flood waters begin to reach the Route 287 bridge on the northh side of Tioga.
18.5 FEMA 0.2% Annual Chance Flood Level (500-year flood). Flood waters begin to reach the Junction Cross Road Bridge near Williamson High School.
17.5 Flood waters begin to reach the Mechanic Street Bridge in Lawrenceville.
17 The right, or east bank overflows. A number of homes on both banks are affected. Several roads are closed. Flood waters begin to reach the Main Street Bridge in Lawrenceville.
15 The left, or west bank overflows, closing a couple of roads. A few homes are affected. FEMA 1% Annual Chance Flood Level (50-year flood).
13.5 FEMA 2% Annual Chance Flood Level (50-year flood).
13 FEMA 10% Annunal Chance Flood Level (10-year flood).
About This Location Collapse

Latitude: 41.952500° N, Longitude: 77.115556° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 15 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 29 990.43 1005.43 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) 231-2408
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Page last modified: 1-Mar-2019 12:35 AM
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