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Hydrograph River at a Glance Download
Beaver River (NY) at Stillwater Reservoir Pool (ft)Observed: 75.53 ft at 8:00PM May 14, 2024Observed: 75.54 ft at 8:15PM May 14, 2024Observed: 75.53 ft at 8:30PM May 14, 2024Observed: 75.53 ft at 8:45PM May 14, 2024Observed: 75.52 ft at 9:00PM May 14, 2024Observed: 75.53 ft at 9:15PM May 14, 2024Observed: 75.52 ft at 9:30PM May 14, 2024Observed: 75.53 ft at 9:45PM May 14, 2024Observed: 75.53 ft at 10:00PM May 14, 2024Observed: 75.53 ft at 10:15PM May 14, 2024Observed: 75.53 ft at 10:30PM May 14, 2024Observed: 75.53 ft at 10:45PM May 14, 2024Observed: 75.53 ft at 11:00PM May 14, 2024Observed: 75.53 ft at 11:15PM May 14, 2024Observed: 75.53 ft at 11:30PM May 14, 2024Observed: 75.54 ft at 11:45PM May 14, 2024Observed: 75.53 ft at 12:00AM May 15, 2024Observed: 75.54 ft at 12:15AM May 15, 2024Observed: 75.53 ft at 12:30AM May 15, 2024Observed: 75.53 ft at 12:45AM May 15, 2024Observed: 75.53 ft at 1:00AM May 15, 2024Observed: 75.53 ft at 1:15AM May 15, 2024Observed: 75.54 ft at 1:30AM May 15, 2024Observed: 75.54 ft at 1:45AM May 15, 2024Observed: 75.54 ft at 2:00AM May 15, 2024Observed: 75.54 ft at 2:15AM May 15, 2024Observed: 75.54 ft at 2:30AM May 15, 2024Observed: 75.54 ft at 2:45AM May 15, 2024Observed: 75.54 ft at 3:00AM May 15, 2024Observed: 75.54 ft at 3:15AM May 15, 2024Observed: 75.54 ft at 3:30AM May 15, 2024Observed: 75.54 ft at 3:45AM May 15, 2024Observed: 75.54 ft at 4:00AM May 15, 2024Observed: 75.54 ft at 4:15AM May 15, 2024Observed: 75.54 ft at 4:30AM May 15, 2024Observed: 75.54 ft at 4:45AM May 15, 2024Observed: 75.54 ft at 5:00AM May 15, 2024Observed: 75.54 ft at 5:15AM May 15, 2024Observed: 75.55 ft at 5:30AM May 15, 2024Observed: 75.55 ft at 5:45AM May 15, 2024Observed: 75.55 ft at 6:00AM May 15, 2024Observed: 75.55 ft at 6:15AM May 15, 2024Observed: 75.55 ft at 6:30AM May 15, 2024Observed: 75.55 ft at 6:45AM May 15, 2024Observed: 75.55 ft at 7:00AM May 15, 2024Observed: 75.55 ft at 7:15AM May 15, 2024Observed: 75.55 ft at 7:30AM May 15, 2024Observed: 75.55 ft at 7:45AM May 15, 2024Observed: 75.55 ft at 8:00AM May 15, 2024Observed: 75.55 ft at 8:15AM May 15, 2024Observed: 75.55 ft at 8:30AM May 15, 2024Observed: 75.55 ft at 8:45AM May 15, 2024Observed: 75.55 ft at 9:00AM May 15, 2024Observed: 75.56 ft at 9:15AM May 15, 2024Observed: 75.55 ft at 9:30AM May 15, 2024Observed: 75.56 ft at 9:45AM May 15, 2024Observed: 75.56 ft at 10:00AM May 15, 2024Observed: 75.56 ft at 10:15AM May 15, 2024Observed: 75.56 ft at 10:30AM May 15, 2024Observed: 75.56 ft at 10:45AM May 15, 2024Observed: 75.56 ft at 11:00AM May 15, 2024Observed: 75.56 ft at 11:15AM May 15, 2024Observed: 75.56 ft at 11:30AM May 15, 2024Observed: 75.56 ft at 11:45AM May 15, 2024Observed: 75.56 ft at 12:00PM May 15, 2024Observed: 75.56 ft at 12:15PM May 15, 2024Observed: 75.56 ft at 12:30PM May 15, 2024Observed: 75.56 ft at 12:45PM May 15, 2024Observed: 75.56 ft at 1:00PM May 15, 2024Observed: 75.56 ft at 1:15PM May 15, 2024Observed: 75.56 ft at 1:30PM May 15, 2024Observed: 75.56 ft at 1:45PM May 15, 2024Observed: 75.56 ft at 2:00PM May 15, 2024Observed: 75.56 ft at 2:15PM May 15, 2024Observed: 75.56 ft at 2:30PM May 15, 2024Observed: 75.56 ft at 2:45PM May 15, 2024Observed: 75.58 ft at 3:00PM May 15, 2024Observed: 75.55 ft at 3:15PM May 15, 2024Observed: 75.58 ft at 3:30PM May 15, 2024Observed: 75.56 ft at 3:45PM May 15, 2024Observed: 75.57 ft at 4:00PM May 15, 2024Observed: 75.57 ft at 4:15PM May 15, 2024Observed: 75.58 ft at 4:30PM May 15, 2024Observed: 75.56 ft at 4:45PM May 15, 2024Observed: 75.58 ft at 5:00PM May 15, 2024Observed: 75.57 ft at 5:15PM May 15, 2024Observed: 75.57 ft at 5:30PM May 15, 2024Observed: 75.57 ft at 5:45PM May 15, 2024Observed: 75.58 ft at 6:00PM May 15, 2024Observed: 75.57 ft at 6:15PM May 15, 2024Observed: 75.58 ft at 6:30PM May 15, 2024Observed: 75.57 ft at 6:45PM May 15, 2024Observed: 75.58 ft at 7:00PM May 15, 2024Observed: 75.57 ft at 7:15PM May 15, 2024Observed: 75.58 ft at 7:30PM May 15, 2024Observed: 75.58 ft at 7:45PM May 15, 2024Observed: 75.58 ft at 8:00PM May 15, 2024Observed: 75.58 ft at 8:15PM May 15, 2024Observed: 75.58 ft at 8:30PM May 15, 2024Observed: 75.58 ft at 8:45PM May 15, 2024Observed: 75.58 ft at 9:00PM May 15, 2024Observed: 75.58 ft at 9:15PM May 15, 2024Observed: 75.58 ft at 9:30PM May 15, 2024Observed: 75.58 ft at 9:45PM May 15, 2024Observed: 75.58 ft at 10:00PM May 15, 2024Observed: 75.58 ft at 10:15PM May 15, 2024Observed: 75.58 ft at 10:30PM May 15, 2024Observed: 75.58 ft at 10:45PM May 15, 2024Observed: 75.58 ft at 11:00PM May 15, 2024Observed: 75.58 ft at 11:15PM May 15, 2024Observed: 75.58 ft at 11:30PM May 15, 2024Observed: 75.59 ft at 11:45PM May 15, 2024Observed: 75.58 ft at 12:00AM May 16, 2024Observed: 75.58 ft at 12:15AM May 16, 2024Observed: 75.58 ft at 12:30AM May 16, 2024Observed: 75.58 ft at 12:45AM May 16, 2024Observed: 75.59 ft at 1:00AM May 16, 2024Observed: 75.59 ft at 1:15AM May 16, 2024Observed: 75.59 ft at 1:30AM May 16, 2024Observed: 75.59 ft at 1:45AM May 16, 2024Observed: 75.59 ft at 2:00AM May 16, 2024Observed: 75.59 ft at 2:15AM May 16, 2024Observed: 75.59 ft at 2:30AM May 16, 2024Observed: 75.6 ft at 2:45AM May 16, 2024Observed: 75.58 ft at 3:00AM May 16, 2024Observed: 75.59 ft at 3:15AM May 16, 2024Observed: 75.6 ft at 3:30AM May 16, 2024Observed: 75.6 ft at 3:45AM May 16, 2024Observed: 75.59 ft at 4:00AM May 16, 2024Observed: 75.6 ft at 4:15AM May 16, 2024Observed: 75.59 ft at 4:30AM May 16, 2024Observed: 75.6 ft at 4:45AM May 16, 2024Observed: 75.6 ft at 5:00AM May 16, 2024Observed: 75.6 ft at 5:15AM May 16, 2024Observed: 75.6 ft at 5:30AM May 16, 2024Observed: 75.6 ft at 5:45AM May 16, 2024Observed: 75.6 ft at 6:00AM May 16, 2024Observed: 75.6 ft at 6:15AM May 16, 2024Observed: 75.6 ft at 6:30AM May 16, 2024Observed: 75.6 ft at 6:45AM May 16, 2024Observed: 75.6 ft at 7:00AM May 16, 2024Observed: 75.6 ft at 7:15AM May 16, 2024Observed: 75.6 ft at 7:30AM May 16, 2024Observed: 75.6 ft at 7:45AM May 16, 2024Observed: 75.6 ft at 8:00AM May 16, 2024Observed: 75.61 ft at 8:15AM May 16, 2024Observed: 75.61 ft at 8:30AM May 16, 2024Observed: 75.61 ft at 8:45AM May 16, 2024Observed: 75.61 ft at 9:00AM May 16, 2024Observed: 75.61 ft at 9:15AM May 16, 2024Observed: 75.6 ft at 9:30AM May 16, 2024Observed: 75.6 ft at 9:45AM May 16, 2024Observed: 75.61 ft at 10:00AM May 16, 2024Observed: 75.61 ft at 10:15AM May 16, 2024Observed: 75.61 ft at 10:30AM May 16, 2024Observed: 75.62 ft at 10:45AM May 16, 2024Observed: 75.61 ft at 11:00AM May 16, 2024Observed: 75.61 ft at 11:15AM May 16, 2024Observed: 75.61 ft at 11:30AM May 16, 2024Observed: 75.61 ft at 11:45AM May 16, 2024Observed: 75.61 ft at 12:00PM May 16, 2024Observed: 75.61 ft at 12:15PM May 16, 2024Observed: 75.62 ft at 12:30PM May 16, 2024Observed: 75.61 ft at 12:45PM May 16, 2024Observed: 75.62 ft at 1:00PM May 16, 2024Observed: 75.62 ft at 1:15PM May 16, 2024Observed: 75.61 ft at 1:30PM May 16, 2024Observed: 75.61 ft at 1:45PM May 16, 2024Observed: 75.61 ft at 2:00PM May 16, 2024Observed: 75.61 ft at 2:15PM May 16, 2024Observed: 75.61 ft at 2:30PM May 16, 2024Observed: 75.62 ft at 2:45PM May 16, 2024Observed: 75.62 ft at 3:00PM May 16, 2024Observed: 75.62 ft at 3:15PM May 16, 2024Observed: 75.62 ft at 3:30PM May 16, 2024Observed: 75.62 ft at 3:45PM May 16, 2024Observed: 75.62 ft at 4:00PM May 16, 2024Observed: 75.61 ft at 4:15PM May 16, 2024Observed: 75.61 ft at 4:30PM May 16, 2024Observed: 75.61 ft at 4:45PM May 16, 2024Observed: 75.62 ft at 5:00PM May 16, 2024Observed: 75.62 ft at 5:15PM May 16, 2024Observed: 75.62 ft at 5:30PM May 16, 2024Observed: 75.62 ft at 5:45PM May 16, 2024Observed: 75.62 ft at 6:00PM May 16, 2024Observed: 75.62 ft at 6:15PM May 16, 2024Observed: 75.62 ft at 6:30PM May 16, 2024Observed: 75.62 ft at 6:45PM May 16, 2024Observed: 75.62 ft at 7:00PM May 16, 2024Observed: 75.63 ft at 7:15PM May 16, 2024Observed: 75.62 ft at 7:30PM May 16, 2024Observed: 75.62 ft at 7:45PM May 16, 2024Observed: 75.62 ft at 8:00PM May 16, 2024Observed: 75.62 ft at 8:15PM May 16, 2024Observed: 75.62 ft at 8:30PM May 16, 2024Observed: 75.62 ft at 8:45PM May 16, 2024Observed: 75.63 ft at 9:00PM May 16, 2024Observed: 75.63 ft at 9:15PM May 16, 2024Observed: 75.63 ft at 9:30PM May 16, 2024Observed: 75.63 ft at 9:45PM May 16, 2024Observed: 75.62 ft at 10:00PM May 16, 2024Observed: 75.62 ft at 10:15PM May 16, 2024Observed: 75.62 ft at 10:30PM May 16, 2024Observed: 75.62 ft at 10:45PM May 16, 2024Observed: 75.62 ft at 11:00PM May 16, 2024Observed: 75.63 ft at 11:15PM May 16, 2024Observed: 75.63 ft at 11:30PM May 16, 2024Observed: 75.62 ft at 11:45PM May 16, 2024Observed: 75.63 ft at 12:00AM May 17, 2024Observed: 75.63 ft at 12:15AM May 17, 2024Observed: 75.63 ft at 12:30AM May 17, 2024Observed: 75.63 ft at 12:45AM May 17, 2024Observed: 75.63 ft at 1:00AM May 17, 2024Observed: 75.63 ft at 1:15AM May 17, 2024Observed: 75.63 ft at 1:30AM May 17, 2024Observed: 75.64 ft at 1:45AM May 17, 2024Observed: 75.63 ft at 2:00AM May 17, 2024Observed: 75.63 ft at 2:15AM May 17, 2024Observed: 75.63 ft at 2:30AM May 17, 2024Observed: 75.63 ft at 2:45AM May 17, 2024Observed: 75.63 ft at 3:00AM May 17, 2024Observed: 75.64 ft at 3:15AM May 17, 2024Observed: 75.64 ft at 3:30AM May 17, 2024Observed: 75.65 ft at 3:45AM May 17, 2024Observed: 75.63 ft at 4:00AM May 17, 2024Observed: 75.63 ft at 4:15AM May 17, 2024Observed: 75.63 ft at 4:30AM May 17, 2024Observed: 75.63 ft at 4:45AM May 17, 2024Observed: 75.63 ft at 5:00AM May 17, 2024Observed: 75.63 ft at 5:15AM May 17, 2024Observed: 75.64 ft at 5:30AM May 17, 2024Observed: 75.64 ft at 5:45AM May 17, 2024Observed: 75.64 ft at 6:00AM May 17, 2024Observed: 75.64 ft at 6:15AM May 17, 2024Observed: 75.64 ft at 6:30AM May 17, 2024Observed: 75.64 ft at 6:45AM May 17, 2024Observed: 75.64 ft at 7:00AM May 17, 2024Observed: 75.64 ft at 7:15AM May 17, 2024Observed: 75.64 ft at 7:30AM May 17, 2024Observed: 75.64 ft at 7:45AM May 17, 2024Observed: 75.64 ft at 8:00AM May 17, 2024Observed: 75.64 ft at 8:15AM May 17, 2024Observed: 75.65 ft at 8:30AM May 17, 2024Observed: 75.64 ft at 8:45AM May 17, 2024Observed: 75.65 ft at 9:00AM May 17, 2024Observed: 75.65 ft at 9:15AM May 17, 2024Observed: 75.65 ft at 9:30AM May 17, 2024Observed: 75.65 ft at 9:45AM May 17, 2024Observed: 75.65 ft at 10:00AM May 17, 2024Observed: 75.65 ft at 10:15AM May 17, 2024Observed: 75.66 ft at 10:30AM May 17, 2024Observed: 75.64 ft at 10:45AM May 17, 2024Observed: 75.66 ft at 11:00AM May 17, 2024Observed: 75.64 ft at 11:15AM May 17, 2024Observed: 75.65 ft at 11:30AM May 17, 2024Observed: 75.65 ft at 11:45AM May 17, 2024Observed: 75.65 ft at 12:00PM May 17, 2024Observed: 75.65 ft at 12:15PM May 17, 2024Observed: 75.66 ft at 12:30PM May 17, 2024Observed: 75.65 ft at 12:45PM May 17, 2024Observed: 75.65 ft at 1:00PM May 17, 2024Observed: 75.65 ft at 1:15PM May 17, 2024Observed: 75.65 ft at 1:30PM May 17, 2024Observed: 75.65 ft at 1:45PM May 17, 2024Observed: 75.65 ft at 2:00PM May 17, 2024Observed: 75.65 ft at 2:15PM May 17, 2024Observed: 75.65 ft at 2:30PM May 17, 2024Observed: 75.65 ft at 2:45PM May 17, 2024Observed: 75.66 ft at 3:00PM May 17, 2024Observed: 75.65 ft at 3:15PM May 17, 2024Observed: 75.65 ft at 3:30PM May 17, 2024Observed: 75.66 ft at 3:45PM May 17, 2024Observed: 75.65 ft at 4:00PM May 17, 2024Observed: 75.65 ft at 4:15PM May 17, 2024Observed: 75.65 ft at 4:30PM May 17, 2024Observed: 75.66 ft at 4:45PM May 17, 2024Observed: 75.66 ft at 5:00PM May 17, 2024Observed: 75.66 ft at 5:15PM May 17, 2024Highest Observation: 75.67 ft at 5:30PM May 17, 2024Observed: 75.66 ft at 5:45PM May 17, 2024Observed: 75.66 ft at 6:00PM May 17, 2024Observed: 75.66 ft at 6:15PM May 17, 2024Observed: 75.66 ft at 6:30PM May 17, 2024USGS--Water Resources of the United StatesSWRN6(plotting HPIRG) Graph Created (7:45PM May 17, 2024)ObservedLatest observed value: 75.66 ft at 6:30 PM EDT 17-May-2024. Flood Stage is 80 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts are not available for the Beaver River (NY) at Stillwater Reservoir. Only observed stages are available for this point.
Return to Area Map
Downstream Gauge Downstream Gauge - at Croghan
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 80
Action Stage: 77.3
Low Stage (in feet): -9999

Historic Crests
(1) 1,681.57 ft on 04/16/2002
(2) 1,680.15 ft on 04/29/2011
(3) 1,680.08 ft on 05/20/1969
(4) 1,680.01 ft on 05/27/2004
(5) 1,679.51 ft on 04/28/1993
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 1,680.15 ft on 04/29/2011
(2) 1,680.01 ft on 05/27/2004
(3) 1,678.69 ft on 05/18/2002
(4) 1,681.57 ft on 04/16/2002
(5) 1,678.89 ft on 05/07/1997
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 1,644.80 ft on 03/26/1949
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
81.56 Flood of record April 16, 2002.
80.3 There is one foot of water overflowing the dam.
79.8 Half a foot of water is overflowing the dam.
79.4 One inch of water is overflowing the flashboards on the dam.
79.3 Water is at the top of the flashboards and starts to overflow the dam.
79.2 Water is one inch from overflowing the flashboards.
78.8 Water is six inches from overflowing the flashboards.
78.3 Water is one foot from the top of the flashboards.
77.3 Water is two feet below the flashboards on the dam.
50 Normal seasonal low elevation.
About This Location Collapse

Latitude: 43.897222° N, Longitude: 75.051389° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 80 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 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 1600 ft 1680 ft  

Current/Historical Observations:

Resources Collapse
Hydrologic Resources Additional Resources
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NWS Information
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Page last modified: 2-Nov-2020 7:30 PM
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