Skip Navigation Link weather.gov  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Image background of Navigation bar Left
Bookmark and Share Navigation Bar End Cap

  
 

Visit https://www.weather.gov/owp/operations for access to new EXPERIMENTAL products and services from the National Water Center: National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook and the National Water Center Visualization Services, a suite of geospatial services depicting River Forecast Center and National Water Model information.

View the Enhanced Operating Capability Products and Services StoryMap here



Hydrograph River at a Glance Download
Monongahela River at Charleroi Lock and Dam Tailwater (ft)Flow (kcfs)Observed: 11.22 ft at 12:15PM Mar 21, 2023Observed: 11.17 ft at 12:30PM Mar 21, 2023Observed: 11.24 ft at 12:45PM Mar 21, 2023Observed: 11.26 ft at 1:00PM Mar 21, 2023Observed: 11.24 ft at 1:15PM Mar 21, 2023Observed: 11.23 ft at 1:30PM Mar 21, 2023Observed: 11.27 ft at 1:45PM Mar 21, 2023Observed: 11.28 ft at 2:00PM Mar 21, 2023Observed: 11.27 ft at 2:15PM Mar 21, 2023Observed: 11.29 ft at 2:30PM Mar 21, 2023Observed: 11.28 ft at 2:45PM Mar 21, 2023Observed: 11.29 ft at 3:00PM Mar 21, 2023Observed: 11.36 ft at 3:15PM Mar 21, 2023Observed: 11.41 ft at 3:30PM Mar 21, 2023Observed: 11.44 ft at 3:45PM Mar 21, 2023Observed: 11.4 ft at 4:00PM Mar 21, 2023Observed: 11.43 ft at 4:15PM Mar 21, 2023Observed: 11.43 ft at 4:30PM Mar 21, 2023Observed: 11.43 ft at 4:45PM Mar 21, 2023Observed: 11.46 ft at 5:00PM Mar 21, 2023Observed: 11.45 ft at 5:15PM Mar 21, 2023Observed: 11.47 ft at 5:30PM Mar 21, 2023Observed: 11.48 ft at 5:45PM Mar 21, 2023Observed: 11.51 ft at 6:00PM Mar 21, 2023Observed: 11.52 ft at 6:15PM Mar 21, 2023Observed: 11.56 ft at 6:30PM Mar 21, 2023Observed: 11.54 ft at 6:45PM Mar 21, 2023Observed: 11.55 ft at 7:00PM Mar 21, 2023Observed: 11.56 ft at 7:15PM Mar 21, 2023Observed: 11.56 ft at 7:30PM Mar 21, 2023Observed: 11.58 ft at 7:45PM Mar 21, 2023Observed: 11.6 ft at 8:00PM Mar 21, 2023Observed: 11.59 ft at 8:15PM Mar 21, 2023Observed: 11.61 ft at 8:30PM Mar 21, 2023Observed: 11.62 ft at 8:45PM Mar 21, 2023Observed: 11.63 ft at 9:00PM Mar 21, 2023Observed: 11.64 ft at 9:15PM Mar 21, 2023Observed: 11.63 ft at 9:30PM Mar 21, 2023Observed: 11.64 ft at 9:45PM Mar 21, 2023Observed: 11.65 ft at 10:00PM Mar 21, 2023Observed: 11.67 ft at 10:15PM Mar 21, 2023Observed: 11.67 ft at 10:30PM Mar 21, 2023Observed: 11.69 ft at 10:45PM Mar 21, 2023Observed: 11.69 ft at 11:00PM Mar 21, 2023Observed: 11.68 ft at 11:15PM Mar 21, 2023Observed: 11.7 ft at 11:30PM Mar 21, 2023Observed: 11.76 ft at 11:45PM Mar 21, 2023Observed: 11.7 ft at 12:00AM Mar 22, 2023Observed: 11.75 ft at 12:15AM Mar 22, 2023Observed: 11.8 ft at 12:30AM Mar 22, 2023Observed: 11.79 ft at 12:45AM Mar 22, 2023Observed: 11.82 ft at 1:00AM Mar 22, 2023Observed: 11.81 ft at 1:15AM Mar 22, 2023Observed: 11.83 ft at 1:30AM Mar 22, 2023Observed: 11.83 ft at 1:45AM Mar 22, 2023Observed: 11.85 ft at 2:00AM Mar 22, 2023Observed: 11.86 ft at 2:15AM Mar 22, 2023Observed: 11.86 ft at 2:30AM Mar 22, 2023Observed: 11.86 ft at 2:45AM Mar 22, 2023Observed: 11.88 ft at 3:00AM Mar 22, 2023Observed: 11.9 ft at 3:15AM Mar 22, 2023Observed: 11.93 ft at 3:30AM Mar 22, 2023Observed: 11.91 ft at 3:45AM Mar 22, 2023Observed: 11.91 ft at 4:00AM Mar 22, 2023Observed: 11.93 ft at 4:15AM Mar 22, 2023Observed: 11.92 ft at 4:30AM Mar 22, 2023Observed: 11.92 ft at 4:45AM Mar 22, 2023Observed: 11.94 ft at 5:00AM Mar 22, 2023Observed: 11.92 ft at 5:15AM Mar 22, 2023Observed: 11.94 ft at 5:30AM Mar 22, 2023Observed: 11.97 ft at 5:45AM Mar 22, 2023Observed: 11.95 ft at 6:00AM Mar 22, 2023Observed: 11.95 ft at 6:15AM Mar 22, 2023Observed: 11.95 ft at 6:30AM Mar 22, 2023Observed: 11.96 ft at 6:45AM Mar 22, 2023Observed: 11.96 ft at 7:00AM Mar 22, 2023Observed: 11.97 ft at 7:15AM Mar 22, 2023Observed: 11.99 ft at 7:30AM Mar 22, 2023Observed: 12.05 ft at 7:45AM Mar 22, 2023Observed: 11.96 ft at 8:00AM Mar 22, 2023Observed: 11.98 ft at 8:15AM Mar 22, 2023Observed: 11.99 ft at 8:30AM Mar 22, 2023Observed: 11.97 ft at 8:45AM Mar 22, 2023Observed: 11.99 ft at 9:00AM Mar 22, 2023Observed: 11.98 ft at 9:15AM Mar 22, 2023Observed: 11.98 ft at 9:30AM Mar 22, 2023Observed: 11.99 ft at 9:45AM Mar 22, 2023Observed: 12 ft at 10:00AM Mar 22, 2023Observed: 12.12 ft at 10:15AM Mar 22, 2023Observed: 12 ft at 10:30AM Mar 22, 2023Observed: 11.83 ft at 10:45AM Mar 22, 2023Observed: 11.82 ft at 11:00AM Mar 22, 2023Observed: 11.79 ft at 11:15AM Mar 22, 2023Observed: 11.77 ft at 11:30AM Mar 22, 2023Observed: 11.78 ft at 11:45AM Mar 22, 2023Observed: 11.77 ft at 12:00PM Mar 22, 2023Observed: 11.77 ft at 12:15PM Mar 22, 2023Observed: 11.75 ft at 12:30PM Mar 22, 2023Observed: 11.78 ft at 12:45PM Mar 22, 2023Observed: 11.77 ft at 1:00PM Mar 22, 2023Observed: 11.67 ft at 1:15PM Mar 22, 2023Observed: 11.68 ft at 1:30PM Mar 22, 2023Observed: 11.63 ft at 1:45PM Mar 22, 2023Observed: 11.62 ft at 2:00PM Mar 22, 2023Observed: 11.63 ft at 2:15PM Mar 22, 2023Observed: 11.62 ft at 2:30PM Mar 22, 2023Observed: 11.62 ft at 2:45PM Mar 22, 2023Observed: 11.55 ft at 3:00PM Mar 22, 2023Observed: 11.6 ft at 3:15PM Mar 22, 2023Observed: 11.57 ft at 3:30PM Mar 22, 2023Observed: 11.56 ft at 3:45PM Mar 22, 2023Observed: 11.56 ft at 4:00PM Mar 22, 2023Observed: 11.54 ft at 4:15PM Mar 22, 2023Observed: 11.54 ft at 4:30PM Mar 22, 2023Observed: 11.53 ft at 4:45PM Mar 22, 2023Observed: 11.52 ft at 5:00PM Mar 22, 2023Observed: 11.51 ft at 5:15PM Mar 22, 2023Observed: 11.51 ft at 5:30PM Mar 22, 2023Observed: 11.51 ft at 5:45PM Mar 22, 2023Observed: 11.51 ft at 6:00PM Mar 22, 2023Observed: 11.47 ft at 6:15PM Mar 22, 2023Observed: 11.49 ft at 6:30PM Mar 22, 2023Observed: 11.47 ft at 6:45PM Mar 22, 2023Observed: 11.49 ft at 7:00PM Mar 22, 2023Observed: 11.5 ft at 7:15PM Mar 22, 2023Observed: 11.48 ft at 7:30PM Mar 22, 2023Observed: 11.48 ft at 7:45PM Mar 22, 2023Observed: 11.47 ft at 8:00PM Mar 22, 2023Observed: 11.48 ft at 8:15PM Mar 22, 2023Observed: 11.48 ft at 8:30PM Mar 22, 2023Observed: 11.48 ft at 8:45PM Mar 22, 2023Observed: 11.47 ft at 9:00PM Mar 22, 2023Observed: 11.49 ft at 9:15PM Mar 22, 2023Observed: 11.53 ft at 9:30PM Mar 22, 2023Observed: 11.55 ft at 9:45PM Mar 22, 2023Observed: 11.52 ft at 10:00PM Mar 22, 2023Observed: 11.55 ft at 10:15PM Mar 22, 2023Observed: 11.58 ft at 10:30PM Mar 22, 2023Observed: 11.58 ft at 10:45PM Mar 22, 2023Observed: 11.58 ft at 11:00PM Mar 22, 2023Observed: 11.6 ft at 11:15PM Mar 22, 2023Observed: 11.66 ft at 11:30PM Mar 22, 2023Observed: 11.6 ft at 11:45PM Mar 22, 2023Observed: 11.61 ft at 12:00AM Mar 23, 2023Observed: 11.66 ft at 12:15AM Mar 23, 2023Observed: 11.6 ft at 12:30AM Mar 23, 2023Observed: 11.64 ft at 12:45AM Mar 23, 2023Observed: 11.63 ft at 1:00AM Mar 23, 2023Observed: 11.73 ft at 1:15AM Mar 23, 2023Observed: 11.67 ft at 1:30AM Mar 23, 2023Observed: 11.64 ft at 1:45AM Mar 23, 2023Observed: 11.69 ft at 2:00AM Mar 23, 2023Observed: 11.66 ft at 2:15AM Mar 23, 2023Observed: 11.79 ft at 2:30AM Mar 23, 2023Observed: 11.7 ft at 2:45AM Mar 23, 2023Observed: 11.71 ft at 3:00AM Mar 23, 2023Observed: 11.7 ft at 3:15AM Mar 23, 2023Observed: 11.67 ft at 3:30AM Mar 23, 2023Observed: 11.73 ft at 3:45AM Mar 23, 2023Observed: 11.72 ft at 4:00AM Mar 23, 2023Observed: 11.72 ft at 4:15AM Mar 23, 2023Observed: 11.74 ft at 4:30AM Mar 23, 2023Observed: 11.88 ft at 4:45AM Mar 23, 2023Observed: 11.78 ft at 5:00AM Mar 23, 2023Observed: 11.75 ft at 5:15AM Mar 23, 2023Observed: 11.9 ft at 5:30AM Mar 23, 2023Observed: 11.76 ft at 5:45AM Mar 23, 2023Observed: 11.79 ft at 6:00AM Mar 23, 2023Observed: 11.79 ft at 6:15AM Mar 23, 2023Observed: 11.78 ft at 6:30AM Mar 23, 2023Observed: 11.8 ft at 6:45AM Mar 23, 2023Observed: 11.8 ft at 7:00AM Mar 23, 2023Observed: 11.81 ft at 7:15AM Mar 23, 2023Observed: 11.82 ft at 7:30AM Mar 23, 2023Observed: 11.81 ft at 7:45AM Mar 23, 2023Observed: 11.88 ft at 8:00AM Mar 23, 2023Observed: 11.88 ft at 8:15AM Mar 23, 2023Observed: 11.94 ft at 8:30AM Mar 23, 2023Observed: 11.92 ft at 8:45AM Mar 23, 2023Observed: 12.04 ft at 9:00AM Mar 23, 2023Observed: 12.05 ft at 9:15AM Mar 23, 2023Observed: 12.05 ft at 9:30AM Mar 23, 2023Observed: 12.09 ft at 9:45AM Mar 23, 2023Observed: 12.09 ft at 10:00AM Mar 23, 2023Observed: 12.11 ft at 10:15AM Mar 23, 2023Observed: 12.11 ft at 10:30AM Mar 23, 2023Observed: 12.15 ft at 10:45AM Mar 23, 2023Observed: 12.17 ft at 11:00AM Mar 23, 2023Observed: 12.18 ft at 11:15AM Mar 23, 2023Observed: 12.21 ft at 11:30AM Mar 23, 2023Observed: 12.22 ft at 11:45AM Mar 23, 2023Observed: 12.19 ft at 12:00PM Mar 23, 2023Observed: 12.18 ft at 12:15PM Mar 23, 2023Observed: 12.23 ft at 12:30PM Mar 23, 2023Observed: 12.22 ft at 12:45PM Mar 23, 2023Observed: 12.23 ft at 1:00PM Mar 23, 2023Observed: 12.24 ft at 1:15PM Mar 23, 2023Observed: 12.24 ft at 1:30PM Mar 23, 2023Observed: 12.26 ft at 1:45PM Mar 23, 2023Observed: 12.31 ft at 2:00PM Mar 23, 2023Observed: 12.34 ft at 2:15PM Mar 23, 2023Observed: 12.31 ft at 2:30PM Mar 23, 2023Observed: 12.32 ft at 2:45PM Mar 23, 2023Observed: 12.33 ft at 3:00PM Mar 23, 2023Observed: 12.32 ft at 3:15PM Mar 23, 2023Observed: 12.34 ft at 3:30PM Mar 23, 2023Observed: 12.4 ft at 3:45PM Mar 23, 2023Observed: 12.41 ft at 4:00PM Mar 23, 2023Observed: 12.41 ft at 4:15PM Mar 23, 2023Observed: 12.49 ft at 4:30PM Mar 23, 2023Observed: 12.54 ft at 4:45PM Mar 23, 2023Observed: 12.54 ft at 5:00PM Mar 23, 2023Observed: 12.55 ft at 5:15PM Mar 23, 2023Observed: 12.57 ft at 5:30PM Mar 23, 2023Observed: 12.57 ft at 5:45PM Mar 23, 2023Observed: 12.59 ft at 6:00PM Mar 23, 2023Observed: 12.59 ft at 6:15PM Mar 23, 2023Observed: 12.61 ft at 6:30PM Mar 23, 2023Observed: 12.6 ft at 6:45PM Mar 23, 2023Observed: 12.63 ft at 7:00PM Mar 23, 2023Observed: 12.64 ft at 7:15PM Mar 23, 2023Observed: 12.63 ft at 7:30PM Mar 23, 2023Observed: 12.65 ft at 7:45PM Mar 23, 2023Observed: 12.73 ft at 8:00PM Mar 23, 2023Observed: 12.8 ft at 8:15PM Mar 23, 2023Observed: 12.87 ft at 8:30PM Mar 23, 2023Observed: 12.94 ft at 8:45PM Mar 23, 2023Observed: 12.92 ft at 9:00PM Mar 23, 2023Observed: 12.92 ft at 9:15PM Mar 23, 2023Observed: 12.93 ft at 9:30PM Mar 23, 2023Observed: 12.92 ft at 9:45PM Mar 23, 2023Observed: 12.98 ft at 10:00PM Mar 23, 2023Observed: 13 ft at 10:15PM Mar 23, 2023Observed: 13 ft at 10:30PM Mar 23, 2023Observed: 13.01 ft at 10:45PM Mar 23, 2023Observed: 13.02 ft at 11:00PM Mar 23, 2023Observed: 13.02 ft at 11:15PM Mar 23, 2023Observed: 13.04 ft at 11:30PM Mar 23, 2023Observed: 13.07 ft at 11:45PM Mar 23, 2023Observed: 13.2 ft at 12:00AM Mar 24, 2023Observed: 13.24 ft at 12:15AM Mar 24, 2023Observed: 13.28 ft at 12:30AM Mar 24, 2023Observed: 13.31 ft at 12:45AM Mar 24, 2023Observed: 13.31 ft at 1:00AM Mar 24, 2023Observed: 13.34 ft at 1:15AM Mar 24, 2023Observed: 13.38 ft at 1:30AM Mar 24, 2023Observed: 13.39 ft at 1:45AM Mar 24, 2023Observed: 13.4 ft at 2:00AM Mar 24, 2023Observed: 13.44 ft at 2:15AM Mar 24, 2023Observed: 13.47 ft at 2:30AM Mar 24, 2023Observed: 13.49 ft at 2:45AM Mar 24, 2023Observed: 13.52 ft at 3:00AM Mar 24, 2023Observed: 13.54 ft at 3:15AM Mar 24, 2023Observed: 13.56 ft at 3:30AM Mar 24, 2023Observed: 13.59 ft at 3:45AM Mar 24, 2023Observed: 13.61 ft at 4:00AM Mar 24, 2023Observed: 13.61 ft at 4:15AM Mar 24, 2023Observed: 13.62 ft at 4:30AM Mar 24, 2023Observed: 13.64 ft at 4:45AM Mar 24, 2023Observed: 13.67 ft at 5:00AM Mar 24, 2023Observed: 13.72 ft at 5:15AM Mar 24, 2023Observed: 13.77 ft at 5:30AM Mar 24, 2023Observed: 13.79 ft at 5:45AM Mar 24, 2023Observed: 13.8 ft at 6:00AM Mar 24, 2023Observed: 13.83 ft at 6:15AM Mar 24, 2023Observed: 13.86 ft at 6:30AM Mar 24, 2023Observed: 13.87 ft at 6:45AM Mar 24, 2023Observed: 13.92 ft at 7:00AM Mar 24, 2023Observed: 13.93 ft at 7:15AM Mar 24, 2023Observed: 13.93 ft at 7:30AM Mar 24, 2023Observed: 13.97 ft at 7:45AM Mar 24, 2023Observed: 14.19 ft at 8:00AM Mar 24, 2023Observed: 14.34 ft at 8:15AM Mar 24, 2023Observed: 14.31 ft at 8:30AM Mar 24, 2023Observed: 14.4 ft at 8:45AM Mar 24, 2023Observed: 14.61 ft at 9:00AM Mar 24, 2023Observed: 14.9 ft at 9:15AM Mar 24, 2023Observed: 15 ft at 9:30AM Mar 24, 2023Observed: 15.19 ft at 9:45AM Mar 24, 2023Observed: 15.15 ft at 10:00AM Mar 24, 2023Observed: 15.21 ft at 10:15AM Mar 24, 2023Observed: 15.44 ft at 10:30AM Mar 24, 2023Observed: 15.6 ft at 10:45AM Mar 24, 2023Highest Observation: 15.67 ft at 11:00AM Mar 24, 2023Forecast: 18.9 ft 2:00PM Mar 24, 2023Forecast: 22.4 ft 8:00PM Mar 24, 2023Forecast: 23.6 ft 2:00AM Mar 25, 2023Highest Forecast: 23.8 ft 8:00AM Mar 25, 2023Forecast: 23.4 ft 2:00PM Mar 25, 2023Forecast: 22.7 ft 8:00PM Mar 25, 2023Forecast: 21.7 ft 2:00AM Mar 26, 2023Forecast: 20.5 ft 8:00AM Mar 26, 2023Forecast: 19.2 ft 2:00PM Mar 26, 2023Forecast: 18.3 ft 8:00PM Mar 26, 2023Forecast: 17.8 ft 2:00AM Mar 27, 2023Forecast: 17.3 ft 8:00AM Mar 27, 2023Forecast: 16.7 ft 2:00PM Mar 27, 2023Forecast: 16.3 ft 8:00PM Mar 27, 2023Forecast: 15.9 ft 2:00AM Mar 28, 2023Forecast: 15.5 ft 8:00AM Mar 28, 2023Forecast: 15.2 ft 2:00PM Mar 28, 2023Forecast: 15 ft 8:00PM Mar 28, 2023Forecast: 14.7 ft 2:00AM Mar 29, 2023Forecast: 14.5 ft 8:00AM Mar 29, 2023CHRP1(plotting HTIRG) Graph Created (12:02PM Mar 24, 2023)ObservedForecast (issued 10:10AM Mar 24)Latest observed value: 15.67 ft at 11:00 AM EDT 24-Mar-2023. Flood Stage is 28 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: The above river forecast includes future rainfall/snowmelt. Forecast stages may be different if the actual rainfall/snowmelt is different than the forecast rainfall/snowmelt.

NOTE: Stage may be affected by ice.

NOTE: Forecasts for the Monongahela River at Charleroi Lock and Dam are issued routinely year-round.

Return to Area Map
Upstream Gauge - at Maxwell Lock and Dam (lower pool) Upstream Gauge Downstream Gauge Downstream Gauge - at Elizabeth Lock and Dam
Flood Categories (in feet)
Major Flood Stage: 35
Moderate Flood Stage: 31
Flood Stage: 28
Action Stage: 22.6
Low Stage (in feet): -9999

Historic Crests
(1) 42.70 ft on 11/05/1985
(2) 41.10 ft on 03/09/1967
(3) 39.90 ft on 03/18/1936
(4) 39.80 ft on 01/20/1996
(5) 39.40 ft on 03/05/1963
(6) 39.20 ft on 06/04/1941
(7) 38.50 ft on 02/19/2000
(8) 38.00 ft on 10/16/1954
(9) 37.20 ft on 08/06/1956
(10) 36.10 ft on 03/28/1963
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 28.16 ft on 02/05/2022 (P)
(2) 31.56 ft on 03/02/2021 (P)
(3) 28.33 ft on 12/18/2019
(4) 20.01 ft on 02/07/2019
(5) 30.15 ft on 09/11/2018 (P)
(6) 33.54 ft on 02/17/2018
(7) 35.90 ft on 07/30/2017
(8) 25.37 ft on 03/15/2015
(9) 33.13 ft on 03/05/2015
(10) 29.30 ft on 01/26/2010
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.00 ft on 01/01/1980

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
42.7 Water reaches the flood of record...Election Day Flood event...November 5, 1985.
39.9 Water reaches the level of the ST. Patricks Day Flood and crest on March 18, 1936.
37 50 homes are flooded in Roscoe. Flooding also occurs in the towns of Elco, Allenport, and Stockdale.
36 Several homes are flooded on Lynn Street in Roscoe.
35.9 Water levels reach the flood levels of the flood of July 30, 2017.
35 Backwater flooding in Monongahela along Pigeon Creek causes flood waters up to 4.5 feet in businesses in the lowest building in Penos Plaza and up to 6 feet in Armstrong Park. Backwater flooding spreads upstream along Pigeon Creek to the Route 43 overpass on Park Avenue.
34.1 Division of American Chain and Cable Co. In Monessen floods.
33.15 Water reaches the level reached on March 5, 2015.
33 Flooding is widespread in Fayette City.
32 Flooding occurs on Connellsville, Fourth, Cook, and Main Streets in Fayette City
31.6 Lock walls overtopped.
30 Backwater flooding along Pigeon Creek in Monongahela, begins to flood the lowest building in Penos Plaza, Armstrong Park, and closes Wall Street Bridge across Pigeon Creek.
29 Navigation suspended, lock out of service.
28 In Monongahela, backwater flooding along Pigeon Creek begins from the intersection of Park Way and Park Avenue.
26.3 Water reaches the level reached during Hurricane Ivan September 18, 2004.
26 Route 201 in closed due to flooding along Donner's Run.
About This Location Collapse

Latitude: 40.149444° N, Longitude: 79.901667° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 28 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 29 717.90 745.90 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) 10 Day (NAEFS) 10 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.

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
Pittsburgh Weather Forecast Office
192 Shafer Road
Moon Township, PA 15108
(412) 262-1591
Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:30 PM
Disclaimer
Credits
Glossary
Privacy Policy
About Us
Career Opportunities