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Hydrograph River at a Glance Download
Conemaugh River at Seward Stage (ft)Flow (kcfs)Highest Observation: 2.25 ft at 11:30PM Aug 24, 2014Highest Observation: 2.25 ft at 11:45PM Aug 24, 2014Highest Observation: 2.25 ft at 12:00AM Aug 25, 2014Highest Observation: 2.25 ft at 12:15AM Aug 25, 2014Highest Observation: 2.25 ft at 12:30AM Aug 25, 2014Highest Observation: 2.25 ft at 12:45AM Aug 25, 2014Highest Observation: 2.25 ft at 1:00AM Aug 25, 2014Highest Observation: 2.25 ft at 1:15AM Aug 25, 2014Highest Observation: 2.25 ft at 1:30AM Aug 25, 2014Highest Observation: 2.25 ft at 1:45AM Aug 25, 2014Highest Observation: 2.25 ft at 2:00AM Aug 25, 2014Observed: 2.24 ft at 2:15AM Aug 25, 2014Observed: 2.24 ft at 2:30AM Aug 25, 2014Observed: 2.24 ft at 2:45AM Aug 25, 2014Observed: 2.24 ft at 3:00AM Aug 25, 2014Observed: 2.24 ft at 3:15AM Aug 25, 2014Observed: 2.24 ft at 3:30AM Aug 25, 2014Observed: 2.24 ft at 3:45AM Aug 25, 2014Observed: 2.24 ft at 4:00AM Aug 25, 2014Observed: 2.24 ft at 4:15AM Aug 25, 2014Observed: 2.24 ft at 4:30AM Aug 25, 2014Observed: 2.24 ft at 4:45AM Aug 25, 2014Observed: 2.24 ft at 5:00AM Aug 25, 2014Observed: 2.24 ft at 5:15AM Aug 25, 2014Observed: 2.24 ft at 5:30AM Aug 25, 2014Observed: 2.24 ft at 5:45AM Aug 25, 2014Observed: 2.24 ft at 6:00AM Aug 25, 2014Observed: 2.24 ft at 6:15AM Aug 25, 2014Observed: 2.24 ft at 6:30AM Aug 25, 2014Observed: 2.24 ft at 6:45AM Aug 25, 2014Observed: 2.23 ft at 7:00AM Aug 25, 2014Observed: 2.23 ft at 7:15AM Aug 25, 2014Observed: 2.23 ft at 7:30AM Aug 25, 2014Observed: 2.23 ft at 7:45AM Aug 25, 2014Observed: 2.23 ft at 8:00AM Aug 25, 2014Observed: 2.23 ft at 8:15AM Aug 25, 2014Observed: 2.23 ft at 8:30AM Aug 25, 2014Observed: 2.23 ft at 8:45AM Aug 25, 2014Observed: 2.23 ft at 9:00AM Aug 25, 2014Observed: 2.22 ft at 9:15AM Aug 25, 2014Observed: 2.22 ft at 9:30AM Aug 25, 2014Observed: 2.22 ft at 9:45AM Aug 25, 2014Observed: 2.22 ft at 10:00AM Aug 25, 2014Observed: 2.22 ft at 10:15AM Aug 25, 2014Observed: 2.22 ft at 10:30AM Aug 25, 2014Observed: 2.22 ft at 10:45AM Aug 25, 2014Observed: 2.22 ft at 11:00AM Aug 25, 2014Observed: 2.22 ft at 11:15AM Aug 25, 2014Observed: 2.22 ft at 11:30AM Aug 25, 2014Observed: 2.22 ft at 11:45AM Aug 25, 2014Observed: 2.22 ft at 12:00PM Aug 25, 2014Observed: 2.22 ft at 12:15PM Aug 25, 2014Observed: 2.22 ft at 12:30PM Aug 25, 2014Observed: 2.22 ft at 12:45PM Aug 25, 2014Observed: 2.22 ft at 1:00PM Aug 25, 2014Observed: 2.22 ft at 1:15PM Aug 25, 2014Observed: 2.22 ft at 1:30PM Aug 25, 2014Observed: 2.22 ft at 1:45PM Aug 25, 2014Observed: 2.22 ft at 2:00PM Aug 25, 2014Observed: 2.21 ft at 2:15PM Aug 25, 2014Observed: 2.21 ft at 2:30PM Aug 25, 2014Observed: 2.21 ft at 2:45PM Aug 25, 2014Observed: 2.21 ft at 3:00PM Aug 25, 2014Observed: 2.21 ft at 3:15PM Aug 25, 2014Observed: 2.21 ft at 3:30PM Aug 25, 2014Observed: 2.21 ft at 3:45PM Aug 25, 2014Observed: 2.21 ft at 4:00PM Aug 25, 2014Observed: 2.21 ft at 4:15PM Aug 25, 2014Observed: 2.2 ft at 4:30PM Aug 25, 2014Observed: 2.2 ft at 4:45PM Aug 25, 2014Observed: 2.2 ft at 5:00PM Aug 25, 2014Observed: 2.2 ft at 5:15PM Aug 25, 2014Observed: 2.2 ft at 5:30PM Aug 25, 2014Observed: 2.2 ft at 5:45PM Aug 25, 2014Observed: 2.2 ft at 6:00PM Aug 25, 2014Observed: 2.2 ft at 6:15PM Aug 25, 2014Observed: 2.2 ft at 6:30PM Aug 25, 2014Observed: 2.2 ft at 6:45PM Aug 25, 2014Observed: 2.2 ft at 7:00PM Aug 25, 2014Observed: 2.2 ft at 7:15PM Aug 25, 2014Observed: 2.2 ft at 7:30PM Aug 25, 2014Observed: 2.2 ft at 7:45PM Aug 25, 2014Observed: 2.2 ft at 8:00PM Aug 25, 2014Observed: 2.2 ft at 8:15PM Aug 25, 2014Observed: 2.2 ft at 8:30PM Aug 25, 2014Observed: 2.2 ft at 8:45PM Aug 25, 2014Observed: 2.2 ft at 9:00PM Aug 25, 2014Observed: 2.2 ft at 9:15PM Aug 25, 2014Observed: 2.19 ft at 9:30PM Aug 25, 2014Observed: 2.19 ft at 9:45PM Aug 25, 2014Observed: 2.19 ft at 10:00PM Aug 25, 2014Observed: 2.19 ft at 10:15PM Aug 25, 2014Observed: 2.19 ft at 10:30PM Aug 25, 2014Observed: 2.19 ft at 10:45PM Aug 25, 2014Observed: 2.19 ft at 11:00PM Aug 25, 2014Observed: 2.19 ft at 11:15PM Aug 25, 2014Observed: 2.19 ft at 11:30PM Aug 25, 2014Observed: 2.18 ft at 11:45PM Aug 25, 2014Observed: 2.18 ft at 12:00AM Aug 26, 2014Observed: 2.18 ft at 12:15AM Aug 26, 2014Observed: 2.18 ft at 12:30AM Aug 26, 2014Observed: 2.18 ft at 12:45AM Aug 26, 2014Observed: 2.18 ft at 1:00AM Aug 26, 2014Observed: 2.18 ft at 1:15AM Aug 26, 2014Observed: 2.18 ft at 1:30AM Aug 26, 2014Observed: 2.18 ft at 1:45AM Aug 26, 2014Observed: 2.17 ft at 2:00AM Aug 26, 2014Observed: 2.17 ft at 2:15AM Aug 26, 2014Observed: 2.17 ft at 2:30AM Aug 26, 2014Observed: 2.17 ft at 2:45AM Aug 26, 2014Observed: 2.17 ft at 3:00AM Aug 26, 2014Observed: 2.17 ft at 3:15AM Aug 26, 2014Observed: 2.17 ft at 3:30AM Aug 26, 2014Observed: 2.17 ft at 3:45AM Aug 26, 2014Observed: 2.17 ft at 4:00AM Aug 26, 2014Observed: 2.17 ft at 4:15AM Aug 26, 2014Observed: 2.17 ft at 4:30AM Aug 26, 2014Observed: 2.17 ft at 4:45AM Aug 26, 2014Observed: 2.17 ft at 5:00AM Aug 26, 2014Observed: 2.16 ft at 5:15AM Aug 26, 2014Observed: 2.16 ft at 5:30AM Aug 26, 2014Observed: 2.16 ft at 5:45AM Aug 26, 2014Observed: 2.16 ft at 6:00AM Aug 26, 2014Observed: 2.16 ft at 6:15AM Aug 26, 2014Observed: 2.16 ft at 6:30AM Aug 26, 2014Observed: 2.16 ft at 6:45AM Aug 26, 2014Observed: 2.16 ft at 7:00AM Aug 26, 2014Observed: 2.16 ft at 7:15AM Aug 26, 2014Observed: 2.16 ft at 7:30AM Aug 26, 2014Observed: 2.16 ft at 7:45AM Aug 26, 2014Observed: 2.16 ft at 8:00AM Aug 26, 2014Observed: 2.15 ft at 8:15AM Aug 26, 2014Observed: 2.15 ft at 8:30AM Aug 26, 2014Observed: 2.15 ft at 8:45AM Aug 26, 2014Observed: 2.15 ft at 9:00AM Aug 26, 2014Observed: 2.15 ft at 9:15AM Aug 26, 2014Observed: 2.15 ft at 9:30AM Aug 26, 2014Observed: 2.15 ft at 9:45AM Aug 26, 2014Observed: 2.14 ft at 10:00AM Aug 26, 2014Observed: 2.14 ft at 10:15AM Aug 26, 2014Observed: 2.14 ft at 10:30AM Aug 26, 2014Observed: 2.14 ft at 10:45AM Aug 26, 2014Observed: 2.14 ft at 11:00AM Aug 26, 2014Observed: 2.14 ft at 11:15AM Aug 26, 2014Observed: 2.14 ft at 11:30AM Aug 26, 2014Observed: 2.14 ft at 11:45AM Aug 26, 2014Observed: 2.14 ft at 12:00PM Aug 26, 2014Observed: 2.14 ft at 12:15PM Aug 26, 2014Observed: 2.14 ft at 12:30PM Aug 26, 2014Observed: 2.14 ft at 12:45PM Aug 26, 2014Observed: 2.14 ft at 1:00PM Aug 26, 2014Observed: 2.14 ft at 1:15PM Aug 26, 2014Observed: 2.14 ft at 1:30PM Aug 26, 2014Observed: 2.14 ft at 1:45PM Aug 26, 2014Observed: 2.14 ft at 2:00PM Aug 26, 2014Observed: 2.14 ft at 2:15PM Aug 26, 2014Observed: 2.14 ft at 2:30PM Aug 26, 2014Observed: 2.14 ft at 2:45PM Aug 26, 2014Observed: 2.14 ft at 3:00PM Aug 26, 2014Observed: 2.14 ft at 3:15PM Aug 26, 2014Observed: 2.14 ft at 3:30PM Aug 26, 2014Observed: 2.14 ft at 3:45PM Aug 26, 2014Observed: 2.14 ft at 4:00PM Aug 26, 2014Observed: 2.14 ft at 4:15PM Aug 26, 2014Observed: 2.14 ft at 4:30PM Aug 26, 2014Observed: 2.14 ft at 4:45PM Aug 26, 2014Observed: 2.14 ft at 5:00PM Aug 26, 2014Observed: 2.14 ft at 5:15PM Aug 26, 2014Observed: 2.14 ft at 5:30PM Aug 26, 2014Observed: 2.14 ft at 5:45PM Aug 26, 2014Observed: 2.13 ft at 6:00PM Aug 26, 2014Observed: 2.13 ft at 6:15PM Aug 26, 2014Observed: 2.13 ft at 6:30PM Aug 26, 2014Observed: 2.13 ft at 6:45PM Aug 26, 2014Observed: 2.13 ft at 7:00PM Aug 26, 2014Observed: 2.13 ft at 7:15PM Aug 26, 2014Observed: 2.13 ft at 7:30PM Aug 26, 2014Observed: 2.13 ft at 7:45PM Aug 26, 2014Observed: 2.13 ft at 8:00PM Aug 26, 2014Observed: 2.14 ft at 8:15PM Aug 26, 2014Observed: 2.14 ft at 8:30PM Aug 26, 2014Observed: 2.14 ft at 8:45PM Aug 26, 2014Observed: 2.14 ft at 9:00PM Aug 26, 2014Observed: 2.14 ft at 9:15PM Aug 26, 2014Observed: 2.14 ft at 9:30PM Aug 26, 2014Observed: 2.14 ft at 9:45PM Aug 26, 2014Observed: 2.14 ft at 10:00PM Aug 26, 2014Observed: 2.14 ft at 10:15PM Aug 26, 2014Observed: 2.14 ft at 10:30PM Aug 26, 2014Observed: 2.14 ft at 10:45PM Aug 26, 2014Observed: 2.14 ft at 11:00PM Aug 26, 2014Observed: 2.14 ft at 11:15PM Aug 26, 2014Observed: 2.14 ft at 11:30PM Aug 26, 2014Observed: 2.14 ft at 11:45PM Aug 26, 2014Observed: 2.14 ft at 12:00AM Aug 27, 2014Observed: 2.14 ft at 12:15AM Aug 27, 2014Observed: 2.14 ft at 12:30AM Aug 27, 2014Observed: 2.14 ft at 12:45AM Aug 27, 2014Observed: 2.14 ft at 1:00AM Aug 27, 2014Observed: 2.14 ft at 1:15AM Aug 27, 2014Observed: 2.14 ft at 1:30AM Aug 27, 2014Observed: 2.14 ft at 1:45AM Aug 27, 2014Observed: 2.14 ft at 2:00AM Aug 27, 2014Observed: 2.14 ft at 2:15AM Aug 27, 2014Observed: 2.14 ft at 2:30AM Aug 27, 2014Observed: 2.14 ft at 2:45AM Aug 27, 2014Observed: 2.14 ft at 3:00AM Aug 27, 2014Observed: 2.14 ft at 3:15AM Aug 27, 2014Observed: 2.14 ft at 3:30AM Aug 27, 2014Observed: 2.14 ft at 3:45AM Aug 27, 2014Observed: 2.13 ft at 4:00AM Aug 27, 2014Observed: 2.13 ft at 4:15AM Aug 27, 2014Observed: 2.13 ft at 4:30AM Aug 27, 2014Observed: 2.13 ft at 4:45AM Aug 27, 2014Observed: 2.13 ft at 5:00AM Aug 27, 2014Observed: 2.13 ft at 5:15AM Aug 27, 2014Observed: 2.13 ft at 5:30AM Aug 27, 2014Observed: 2.13 ft at 5:45AM Aug 27, 2014Observed: 2.13 ft at 6:00AM Aug 27, 2014Observed: 2.13 ft at 6:15AM Aug 27, 2014Observed: 2.12 ft at 6:30AM Aug 27, 2014Observed: 2.12 ft at 6:45AM Aug 27, 2014Observed: 2.12 ft at 7:00AM Aug 27, 2014Observed: 2.12 ft at 7:15AM Aug 27, 2014Observed: 2.12 ft at 7:30AM Aug 27, 2014Observed: 2.12 ft at 7:45AM Aug 27, 2014Observed: 2.12 ft at 8:00AM Aug 27, 2014Observed: 2.12 ft at 8:15AM Aug 27, 2014Observed: 2.11 ft at 8:30AM Aug 27, 2014Observed: 2.11 ft at 8:45AM Aug 27, 2014Observed: 2.11 ft at 9:00AM Aug 27, 2014Observed: 2.11 ft at 9:15AM Aug 27, 2014Observed: 2.11 ft at 9:30AM Aug 27, 2014Observed: 2.11 ft at 9:45AM Aug 27, 2014Observed: 2.11 ft at 10:00AM Aug 27, 2014Observed: 2.11 ft at 10:15AM Aug 27, 2014Observed: 2.11 ft at 10:30AM Aug 27, 2014Observed: 2.11 ft at 10:45AM Aug 27, 2014Observed: 2.11 ft at 11:00AM Aug 27, 2014Observed: 2.11 ft at 11:15AM Aug 27, 2014Observed: 2.11 ft at 11:30AM Aug 27, 2014Observed: 2.11 ft at 11:45AM Aug 27, 2014Observed: 2.11 ft at 12:00PM Aug 27, 2014Observed: 2.11 ft at 12:15PM Aug 27, 2014Observed: 2.11 ft at 12:30PM Aug 27, 2014Observed: 2.11 ft at 12:45PM Aug 27, 2014Observed: 2.11 ft at 1:00PM Aug 27, 2014Observed: 2.11 ft at 1:15PM Aug 27, 2014Observed: 2.11 ft at 1:30PM Aug 27, 2014Observed: 2.11 ft at 1:45PM Aug 27, 2014Observed: 2.11 ft at 2:00PM Aug 27, 2014Observed: 2.11 ft at 2:15PM Aug 27, 2014Observed: 2.11 ft at 2:30PM Aug 27, 2014Observed: 2.11 ft at 2:45PM Aug 27, 2014Observed: 2.11 ft at 3:00PM Aug 27, 2014Observed: 2.11 ft at 3:15PM Aug 27, 2014Observed: 2.1 ft at 3:30PM Aug 27, 2014Observed: 2.1 ft at 3:45PM Aug 27, 2014Observed: 2.1 ft at 4:00PM Aug 27, 2014Observed: 2.1 ft at 4:15PM Aug 27, 2014Observed: 2.1 ft at 4:30PM Aug 27, 2014Observed: 2.1 ft at 4:45PM Aug 27, 2014Observed: 2.1 ft at 5:00PM Aug 27, 2014Observed: 2.1 ft at 5:15PM Aug 27, 2014Observed: 2.1 ft at 5:30PM Aug 27, 2014Observed: 2.1 ft at 5:45PM Aug 27, 2014Observed: 2.1 ft at 6:00PM Aug 27, 2014Observed: 2.1 ft at 6:15PM Aug 27, 2014Observed: 2.11 ft at 6:30PM Aug 27, 2014Observed: 2.13 ft at 6:45PM Aug 27, 2014Observed: 2.14 ft at 7:00PM Aug 27, 2014Observed: 2.14 ft at 7:15PM Aug 27, 2014Observed: 2.14 ft at 7:30PM Aug 27, 2014Observed: 2.14 ft at 7:45PM Aug 27, 2014Observed: 2.14 ft at 8:00PM Aug 27, 2014Observed: 2.14 ft at 8:15PM Aug 27, 2014Observed: 2.14 ft at 8:30PM Aug 27, 2014Observed: 2.14 ft at 8:45PM Aug 27, 2014Observed: 2.14 ft at 9:00PM Aug 27, 2014Observed: 2.14 ft at 9:15PM Aug 27, 2014Observed: 2.14 ft at 9:30PM Aug 27, 2014Observed: 2.15 ft at 9:45PM Aug 27, 2014Observed: 2.15 ft at 10:00PM Aug 27, 2014Observed: 2.16 ft at 10:15PM Aug 27, 2014Observed: 2.16 ft at 10:30PM Aug 27, 2014Observed: 2.16 ft at 10:45PM Aug 27, 2014Highest Forecast: 2.1 ft 2:00AM Aug 28, 2014Highest Forecast: 2.1 ft 8:00AM Aug 28, 2014Highest Forecast: 2.1 ft 2:00PM Aug 28, 2014Highest Forecast: 2.1 ft 8:00PM Aug 28, 2014Highest Forecast: 2.1 ft 2:00AM Aug 29, 2014Highest Forecast: 2.1 ft 8:00AM Aug 29, 2014Highest Forecast: 2.1 ft 2:00PM Aug 29, 2014Highest Forecast: 2.1 ft 8:00PM Aug 29, 2014Highest Forecast: 2.1 ft 2:00AM Aug 30, 2014Highest Forecast: 2.1 ft 8:00AM Aug 30, 2014Highest Forecast: 2.1 ft 2:00PM Aug 30, 2014Highest Forecast: 2.1 ft 8:00PM Aug 30, 2014Highest Forecast: 2.1 ft 2:00AM Aug 31, 2014Highest Forecast: 2.1 ft 8:00AM Aug 31, 2014Highest Forecast: 2.1 ft 2:00PM Aug 31, 2014Highest Forecast: 2.1 ft 8:00PM Aug 31, 2014Highest Forecast: 2.1 ft 2:00AM Sep 01, 2014Highest Forecast: 2.1 ft 8:00AM Sep 01, 2014Highest Forecast: 2.1 ft 2:00PM Sep 01, 2014Highest Forecast: 2.1 ft 8:00PM Sep 01, 2014USGS--Water Resources of the United StatesSWDP1(plotting HGIRG) Graph Created (11:18PM Aug 27, 2014)ObservedForecast (issued 9:59PM Aug 27)Latest observed value: 2.16 ft at 10:45 PM EDT 27-Aug-2014. Flood Stage is 12 ft
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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: Forecasts for the Conemaugh River at Seward are issued routinely year-round.

Return to Area Map
Upstream Gauge - at Johnstown Upstream Gauge Downstream Gauge Downstream Gauge - at Conemaugh Lake Pool
Flood Categories (in feet)
Major Flood Stage:16
Moderate Flood Stage:14
Flood Stage:12
Action Stage:8.8

Historical Crests
(1) 27.06 ft on 07/20/1977
(2) 26.40 ft on 03/18/1936
(3) 20.68 ft on 01/19/1996
(4) 15.10 ft on 11/08/1997
(5) 14.63 ft on 05/25/1997
(6) 14.35 ft on 03/14/2010
(7) 12.76 ft on 12/20/2008 (P)
(8) 12.10 ft on 09/18/2004
(9) 11.73 ft on 01/06/2005
(10) 10.39 ft on 03/05/2008
Show More Historical Crests

(P): Preliminary values subject to further review.

Low Water Records
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
26 FLOOD WATERS REACH 4TH AVE IN NORTHWEST PORTION OF SEWARD
25 WATER BEGINS TO ENTER THE SEWARD POWER PLANT PROPERTY
20.7 WATER REACHES FLOOR LEVEL IN TRAILERS JUST DOWNSTREAM FROM ROUTE 56 BRIDGE OVER CONEMAUGH RIVER.
12 ROUTE 56 BELOW POWER PLANT ROAD IS FLOODED
Photos
(1) Seward gage house located on left descending bank, just above bridge
(2) looking downstream on Conemaugh River from bridge at Seward gage
(3) looking upstream on Conemaugh River from bridge at Seward gage
About This Location Collapse

Latitude: 40.419167° N, Longitude: 79.026389° 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 1076.01 ft 1088.01 ft 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:

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Hydrologic Resources Additional Resources
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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
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Page last modified: 5-Aug-2014 6:39 PM
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