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Hydrograph River at a Glance Download
Allegheny River at Eldred Stage (ft)Flow (kcfs)Observed: 3.69 ft at 9:15AM May 05, 2024Observed: 3.7 ft at 9:30AM May 05, 2024Observed: 3.7 ft at 9:45AM May 05, 2024Observed: 3.7 ft at 10:00AM May 05, 2024Observed: 3.71 ft at 10:15AM May 05, 2024Observed: 3.71 ft at 10:30AM May 05, 2024Observed: 3.71 ft at 10:45AM May 05, 2024Observed: 3.72 ft at 11:00AM May 05, 2024Observed: 3.72 ft at 11:15AM May 05, 2024Observed: 3.73 ft at 11:30AM May 05, 2024Observed: 3.73 ft at 11:45AM May 05, 2024Observed: 3.74 ft at 12:00PM May 05, 2024Observed: 3.74 ft at 12:15PM May 05, 2024Observed: 3.75 ft at 12:30PM May 05, 2024Observed: 3.75 ft at 12:45PM May 05, 2024Observed: 3.76 ft at 1:00PM May 05, 2024Observed: 3.76 ft at 1:15PM May 05, 2024Observed: 3.77 ft at 1:30PM May 05, 2024Observed: 3.77 ft at 1:45PM May 05, 2024Observed: 3.78 ft at 2:00PM May 05, 2024Observed: 3.79 ft at 2:15PM May 05, 2024Observed: 3.79 ft at 2:30PM May 05, 2024Observed: 3.8 ft at 2:45PM May 05, 2024Observed: 3.81 ft at 3:00PM May 05, 2024Observed: 3.81 ft at 3:15PM May 05, 2024Observed: 3.82 ft at 3:30PM May 05, 2024Observed: 3.83 ft at 3:45PM May 05, 2024Observed: 3.83 ft at 4:00PM May 05, 2024Observed: 3.84 ft at 4:15PM May 05, 2024Observed: 3.85 ft at 4:30PM May 05, 2024Observed: 3.86 ft at 4:45PM May 05, 2024Observed: 3.86 ft at 5:00PM May 05, 2024Observed: 3.87 ft at 5:15PM May 05, 2024Observed: 3.88 ft at 5:30PM May 05, 2024Observed: 3.89 ft at 5:45PM May 05, 2024Observed: 3.89 ft at 6:00PM May 05, 2024Observed: 3.9 ft at 6:15PM May 05, 2024Observed: 3.91 ft at 6:30PM May 05, 2024Observed: 3.92 ft at 6:45PM May 05, 2024Observed: 3.93 ft at 7:00PM May 05, 2024Observed: 3.93 ft at 7:15PM May 05, 2024Observed: 3.94 ft at 7:30PM May 05, 2024Observed: 3.95 ft at 7:45PM May 05, 2024Observed: 3.96 ft at 8:00PM May 05, 2024Observed: 3.97 ft at 8:15PM May 05, 2024Observed: 3.98 ft at 8:30PM May 05, 2024Observed: 3.99 ft at 8:45PM May 05, 2024Observed: 4 ft at 9:00PM May 05, 2024Observed: 4.01 ft at 9:15PM May 05, 2024Observed: 4.02 ft at 9:30PM May 05, 2024Observed: 4.03 ft at 9:45PM May 05, 2024Observed: 4.03 ft at 10:00PM May 05, 2024Observed: 4.04 ft at 10:15PM May 05, 2024Observed: 4.05 ft at 10:30PM May 05, 2024Observed: 4.05 ft at 10:45PM May 05, 2024Observed: 4.06 ft at 11:00PM May 05, 2024Observed: 4.07 ft at 11:15PM May 05, 2024Observed: 4.07 ft at 11:30PM May 05, 2024Observed: 4.07 ft at 11:45PM May 05, 2024Observed: 4.08 ft at 12:00AM May 06, 2024Observed: 4.08 ft at 12:15AM May 06, 2024Observed: 4.08 ft at 12:30AM May 06, 2024Highest Observation: 4.09 ft at 12:45AM May 06, 2024Highest Observation: 4.09 ft at 1:00AM May 06, 2024Highest Observation: 4.09 ft at 1:15AM May 06, 2024Highest Observation: 4.09 ft at 1:30AM May 06, 2024Highest Observation: 4.09 ft at 1:45AM May 06, 2024Highest Observation: 4.09 ft at 2:00AM May 06, 2024Highest Observation: 4.09 ft at 2:15AM May 06, 2024Highest Observation: 4.09 ft at 2:30AM May 06, 2024Highest Observation: 4.09 ft at 2:45AM May 06, 2024Highest Observation: 4.09 ft at 3:00AM May 06, 2024Highest Observation: 4.09 ft at 3:15AM May 06, 2024Highest Observation: 4.09 ft at 3:30AM May 06, 2024Highest Observation: 4.09 ft at 3:45AM May 06, 2024Highest Observation: 4.09 ft at 4:00AM May 06, 2024Highest Observation: 4.09 ft at 4:15AM May 06, 2024Highest Observation: 4.09 ft at 4:30AM May 06, 2024Observed: 4.08 ft at 4:45AM May 06, 2024Observed: 4.08 ft at 5:00AM May 06, 2024Observed: 4.08 ft at 5:15AM May 06, 2024Observed: 4.07 ft at 5:30AM May 06, 2024Observed: 4.07 ft at 5:45AM May 06, 2024Observed: 4.07 ft at 6:00AM May 06, 2024Observed: 4.07 ft at 6:15AM May 06, 2024Observed: 4.06 ft at 6:30AM May 06, 2024Observed: 4.06 ft at 6:45AM May 06, 2024Observed: 4.05 ft at 7:00AM May 06, 2024Observed: 4.05 ft at 7:15AM May 06, 2024Observed: 4.05 ft at 7:30AM May 06, 2024Observed: 4.04 ft at 7:45AM May 06, 2024Observed: 4.04 ft at 8:00AM May 06, 2024Observed: 4.03 ft at 8:15AM May 06, 2024Observed: 4.03 ft at 8:30AM May 06, 2024Observed: 4.03 ft at 8:45AM May 06, 2024Observed: 4.02 ft at 9:00AM May 06, 2024Observed: 4.02 ft at 9:15AM May 06, 2024Observed: 4.01 ft at 9:30AM May 06, 2024Observed: 4.01 ft at 9:45AM May 06, 2024Observed: 4.01 ft at 10:00AM May 06, 2024Observed: 4 ft at 10:15AM May 06, 2024Observed: 4 ft at 10:30AM May 06, 2024Observed: 3.99 ft at 10:45AM May 06, 2024Observed: 3.99 ft at 11:00AM May 06, 2024Observed: 3.98 ft at 11:15AM May 06, 2024Observed: 3.98 ft at 11:30AM May 06, 2024Observed: 3.98 ft at 11:45AM May 06, 2024Observed: 3.97 ft at 12:00PM May 06, 2024Observed: 3.97 ft at 12:15PM May 06, 2024Observed: 3.96 ft at 12:30PM May 06, 2024Observed: 3.96 ft at 12:45PM May 06, 2024Observed: 3.95 ft at 1:00PM May 06, 2024Observed: 3.95 ft at 1:15PM May 06, 2024Observed: 3.95 ft at 1:30PM May 06, 2024Observed: 3.94 ft at 1:45PM May 06, 2024Observed: 3.94 ft at 2:00PM May 06, 2024Observed: 3.94 ft at 2:15PM May 06, 2024Observed: 3.93 ft at 2:30PM May 06, 2024Observed: 3.93 ft at 2:45PM May 06, 2024Observed: 3.92 ft at 3:00PM May 06, 2024Observed: 3.92 ft at 3:15PM May 06, 2024Observed: 3.91 ft at 3:30PM May 06, 2024Observed: 3.91 ft at 3:45PM May 06, 2024Observed: 3.91 ft at 4:00PM May 06, 2024Observed: 3.9 ft at 4:15PM May 06, 2024Observed: 3.9 ft at 4:30PM May 06, 2024Observed: 3.9 ft at 4:45PM May 06, 2024Observed: 3.89 ft at 5:00PM May 06, 2024Observed: 3.89 ft at 5:15PM May 06, 2024Observed: 3.89 ft at 5:30PM May 06, 2024Observed: 3.88 ft at 5:45PM May 06, 2024Observed: 3.88 ft at 6:00PM May 06, 2024Observed: 3.88 ft at 6:15PM May 06, 2024Observed: 3.87 ft at 6:30PM May 06, 2024Observed: 3.87 ft at 6:45PM May 06, 2024Observed: 3.87 ft at 7:00PM May 06, 2024Observed: 3.86 ft at 7:15PM May 06, 2024Observed: 3.86 ft at 7:30PM May 06, 2024Observed: 3.86 ft at 7:45PM May 06, 2024Observed: 3.85 ft at 8:00PM May 06, 2024Observed: 3.85 ft at 8:15PM May 06, 2024Observed: 3.85 ft at 8:30PM May 06, 2024Observed: 3.84 ft at 8:45PM May 06, 2024Observed: 3.84 ft at 9:00PM May 06, 2024Observed: 3.84 ft at 9:15PM May 06, 2024Observed: 3.83 ft at 9:30PM May 06, 2024Observed: 3.83 ft at 9:45PM May 06, 2024Observed: 3.83 ft at 10:00PM May 06, 2024Observed: 3.82 ft at 10:15PM May 06, 2024Observed: 3.82 ft at 10:30PM May 06, 2024Observed: 3.82 ft at 10:45PM May 06, 2024Observed: 3.82 ft at 11:00PM May 06, 2024Observed: 3.81 ft at 11:15PM May 06, 2024Observed: 3.81 ft at 11:30PM May 06, 2024Observed: 3.81 ft at 11:45PM May 06, 2024Observed: 3.8 ft at 12:00AM May 07, 2024Observed: 3.8 ft at 12:15AM May 07, 2024Observed: 3.8 ft at 12:30AM May 07, 2024Observed: 3.8 ft at 12:45AM May 07, 2024Observed: 3.79 ft at 1:00AM May 07, 2024Observed: 3.79 ft at 1:15AM May 07, 2024Observed: 3.79 ft at 1:30AM May 07, 2024Observed: 3.79 ft at 1:45AM May 07, 2024Observed: 3.79 ft at 2:00AM May 07, 2024Observed: 3.78 ft at 2:15AM May 07, 2024Observed: 3.78 ft at 2:30AM May 07, 2024Observed: 3.78 ft at 2:45AM May 07, 2024Observed: 3.78 ft at 3:00AM May 07, 2024Observed: 3.78 ft at 3:15AM May 07, 2024Observed: 3.77 ft at 3:30AM May 07, 2024Observed: 3.77 ft at 3:45AM May 07, 2024Observed: 3.77 ft at 4:00AM May 07, 2024Observed: 3.77 ft at 4:15AM May 07, 2024Observed: 3.76 ft at 4:30AM May 07, 2024Observed: 3.76 ft at 4:45AM May 07, 2024Observed: 3.76 ft at 5:00AM May 07, 2024Observed: 3.76 ft at 5:15AM May 07, 2024Observed: 3.76 ft at 5:30AM May 07, 2024Observed: 3.75 ft at 5:45AM May 07, 2024Observed: 3.75 ft at 6:00AM May 07, 2024Observed: 3.75 ft at 6:15AM May 07, 2024Observed: 3.75 ft at 6:30AM May 07, 2024Observed: 3.74 ft at 6:45AM May 07, 2024Observed: 3.74 ft at 7:00AM May 07, 2024Observed: 3.74 ft at 7:15AM May 07, 2024Observed: 3.74 ft at 7:30AM May 07, 2024Observed: 3.74 ft at 7:45AM May 07, 2024Observed: 3.73 ft at 8:00AM May 07, 2024Observed: 3.73 ft at 8:15AM May 07, 2024Observed: 3.73 ft at 8:30AM May 07, 2024Observed: 3.73 ft at 8:45AM May 07, 2024Observed: 3.73 ft at 9:00AM May 07, 2024Observed: 3.72 ft at 9:15AM May 07, 2024Observed: 3.72 ft at 9:30AM May 07, 2024Observed: 3.72 ft at 9:45AM May 07, 2024Observed: 3.72 ft at 10:00AM May 07, 2024Observed: 3.71 ft at 10:15AM May 07, 2024Observed: 3.71 ft at 10:30AM May 07, 2024Observed: 3.71 ft at 10:45AM May 07, 2024Observed: 3.71 ft at 11:00AM May 07, 2024Observed: 3.7 ft at 11:15AM May 07, 2024Observed: 3.7 ft at 11:30AM May 07, 2024Observed: 3.7 ft at 11:45AM May 07, 2024Observed: 3.7 ft at 12:00PM May 07, 2024Observed: 3.7 ft at 12:15PM May 07, 2024Observed: 3.69 ft at 12:30PM May 07, 2024Observed: 3.69 ft at 12:45PM May 07, 2024Observed: 3.69 ft at 1:00PM May 07, 2024Observed: 3.69 ft at 1:15PM May 07, 2024Observed: 3.68 ft at 1:30PM May 07, 2024Observed: 3.68 ft at 2:00PM May 07, 2024Observed: 3.68 ft at 2:15PM May 07, 2024Observed: 3.68 ft at 2:30PM May 07, 2024Observed: 3.67 ft at 3:00PM May 07, 2024Observed: 3.67 ft at 3:15PM May 07, 2024Observed: 3.67 ft at 3:30PM May 07, 2024Observed: 3.67 ft at 3:45PM May 07, 2024Observed: 3.67 ft at 4:00PM May 07, 2024Observed: 3.67 ft at 4:15PM May 07, 2024Observed: 3.66 ft at 4:30PM May 07, 2024Observed: 3.66 ft at 4:45PM May 07, 2024Observed: 3.66 ft at 5:00PM May 07, 2024Observed: 3.66 ft at 5:15PM May 07, 2024Observed: 3.65 ft at 5:30PM May 07, 2024Observed: 3.65 ft at 5:45PM May 07, 2024Observed: 3.65 ft at 6:00PM May 07, 2024Observed: 3.65 ft at 6:15PM May 07, 2024Observed: 3.64 ft at 6:30PM May 07, 2024Observed: 3.64 ft at 6:45PM May 07, 2024Observed: 3.64 ft at 7:00PM May 07, 2024Observed: 3.64 ft at 7:15PM May 07, 2024Observed: 3.64 ft at 7:30PM May 07, 2024Observed: 3.64 ft at 7:45PM May 07, 2024Observed: 3.64 ft at 8:00PM May 07, 2024Observed: 3.63 ft at 8:15PM May 07, 2024Observed: 3.63 ft at 8:30PM May 07, 2024Observed: 3.63 ft at 8:45PM May 07, 2024Observed: 3.63 ft at 9:00PM May 07, 2024Observed: 3.63 ft at 9:15PM May 07, 2024Observed: 3.63 ft at 9:30PM May 07, 2024Observed: 3.62 ft at 9:45PM May 07, 2024Observed: 3.62 ft at 10:00PM May 07, 2024Observed: 3.62 ft at 10:15PM May 07, 2024Observed: 3.62 ft at 10:30PM May 07, 2024Observed: 3.62 ft at 10:45PM May 07, 2024Observed: 3.62 ft at 11:00PM May 07, 2024Observed: 3.62 ft at 11:15PM May 07, 2024Observed: 3.61 ft at 11:30PM May 07, 2024Observed: 3.61 ft at 11:45PM May 07, 2024Observed: 3.61 ft at 12:00AM May 08, 2024Observed: 3.61 ft at 12:15AM May 08, 2024Observed: 3.61 ft at 12:30AM May 08, 2024Observed: 3.61 ft at 12:45AM May 08, 2024Observed: 3.61 ft at 1:00AM May 08, 2024Observed: 3.6 ft at 1:15AM May 08, 2024Observed: 3.6 ft at 1:30AM May 08, 2024Observed: 3.6 ft at 1:45AM May 08, 2024Observed: 3.6 ft at 2:00AM May 08, 2024Observed: 3.6 ft at 2:15AM May 08, 2024Observed: 3.6 ft at 2:30AM May 08, 2024Observed: 3.6 ft at 2:45AM May 08, 2024Observed: 3.6 ft at 3:00AM May 08, 2024Observed: 3.59 ft at 3:15AM May 08, 2024Observed: 3.59 ft at 3:30AM May 08, 2024Observed: 3.59 ft at 3:45AM May 08, 2024Observed: 3.59 ft at 4:00AM May 08, 2024Observed: 3.59 ft at 4:15AM May 08, 2024Observed: 3.59 ft at 4:30AM May 08, 2024Observed: 3.59 ft at 4:45AM May 08, 2024Observed: 3.58 ft at 5:00AM May 08, 2024Observed: 3.58 ft at 5:15AM May 08, 2024Observed: 3.58 ft at 5:30AM May 08, 2024Observed: 3.58 ft at 5:45AM May 08, 2024Observed: 3.58 ft at 6:00AM May 08, 2024Observed: 3.58 ft at 6:15AM May 08, 2024Observed: 3.58 ft at 6:30AM May 08, 2024Observed: 3.58 ft at 6:45AM May 08, 2024Observed: 3.57 ft at 7:00AM May 08, 2024Observed: 3.57 ft at 7:15AM May 08, 2024Observed: 3.57 ft at 7:30AM May 08, 2024Observed: 3.57 ft at 7:45AM May 08, 2024Observed: 3.57 ft at 8:00AM May 08, 2024Observed: 3.57 ft at 8:15AM May 08, 2024Observed: 3.57 ft at 8:30AM May 08, 2024Highest Forecast: 3.6 ft 2:00PM May 08, 2024Forecast: 3.5 ft 8:00PM May 08, 2024Forecast: 3.5 ft 2:00AM May 09, 2024Forecast: 3.5 ft 8:00AM May 09, 2024Forecast: 3.5 ft 2:00PM May 09, 2024Forecast: 3.5 ft 8:00PM May 09, 2024Forecast: 3.5 ft 2:00AM May 10, 2024Highest Forecast: 3.6 ft 8:00AM May 10, 2024Highest Forecast: 3.6 ft 2:00PM May 10, 2024Highest Forecast: 3.6 ft 8:00PM May 10, 2024Highest Forecast: 3.6 ft 2:00AM May 11, 2024Highest Forecast: 3.6 ft 8:00AM May 11, 2024Highest Forecast: 3.6 ft 2:00PM May 11, 2024Forecast: 3.5 ft 8:00PM May 11, 2024Forecast: 3.5 ft 2:00AM May 12, 2024Forecast: 3.5 ft 8:00AM May 12, 2024USGS--Water Resources of the United StatesELRP1(plotting HGIR2) Graph Created (9:03AM May 8, 2024)ObservedForecast (issued 9:30AM May 7)Latest observed value: 3.57 ft at 8:30 AM EDT 8-May-2024. Flood Stage is 23 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Forecasts for the Allegheny River at Eldred are issued routinely year-round.
Return to Area Map
Upstream Gauge - at Port Allegany Upstream Gauge Downstream Gauge Downstream Gauge - at Olean
Flood Categories (in feet)
Major Flood Stage: 27
Moderate Flood Stage: 25
Flood Stage: 23
Action Stage: 17
Low Stage (in feet): 0

Historic Crests
(1) 29.10 ft on 06/23/1972
(2) 27.30 ft on 07/19/1942
(3) 21.89 ft on 01/20/1996
(4) 20.60 ft on 03/09/1956
(5) 20.10 ft on 06/23/1959
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 21.89 ft on 01/20/1996
(2) 19.60 ft on 06/22/1989
(3) 18.70 ft on 02/16/1984
(4) 18.40 ft on 02/21/1981
(5) 18.10 ft on 02/19/1976
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 1.27 ft on 09/29/1959

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
31 This is the approximate height of the levee system. Widespread flooding continues in areas outside the levee. Inside the levee, low lying areas are affected.
29 Widespread flooding occurs in areas outside the levee system.
27 Low lying areas outside the levee system experience considerable inundation.
25 Areas outside the levee system experience considerable inundation.
23 Water level reaches the railroad grade where it passes through the levee. Stop logs are installed to complete the levee closure.
21 A portion of Route 346 is closed due to high water.
19 Water covers a portion of Route 346 north of town.
17 Due to high water levels, river interests are encouraged to monitor conditions.
Photos
(1) Downstream. 9/12/2022 stage 3.0'
(2) Gagehouse 9/12/2022
(3) Upstream. 9/12/2022 stage 3.0'
About This Location Collapse

Latitude: 41.963333° N, Longitude: 78.386389° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 23 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 1416.53 1439.53 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) 954-6400
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