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Hydrograph River at a Glance Download
Occoquan River above Occoquan Upper Dam Stage (ft)Highest Observation: 122.47 ft at 2:00AM Feb 19, 2020Observed: 122.44 ft at 3:00AM Feb 19, 2020Observed: 122.44 ft at 4:00AM Feb 19, 2020Observed: 122.45 ft at 5:00AM Feb 19, 2020Observed: 122.45 ft at 6:00AM Feb 19, 2020Observed: 122.43 ft at 7:00AM Feb 19, 2020Observed: 122.43 ft at 8:00AM Feb 19, 2020Observed: 122.43 ft at 9:00AM Feb 19, 2020Observed: 122.44 ft at 9:50AM Feb 19, 2020Observed: 122.44 ft at 10:00AM Feb 19, 2020Observed: 122.42 ft at 10:15AM Feb 19, 2020Observed: 122.43 ft at 10:30AM Feb 19, 2020Observed: 122.42 ft at 10:45AM Feb 19, 2020Observed: 122.41 ft at 11:00AM Feb 19, 2020Observed: 122.43 ft at 11:15AM Feb 19, 2020Observed: 122.43 ft at 11:30AM Feb 19, 2020Observed: 122.42 ft at 11:45AM Feb 19, 2020Observed: 122.41 ft at 11:51AM Feb 19, 2020Observed: 122.41 ft at 12:00PM Feb 19, 2020Observed: 122.4 ft at 1:00PM Feb 19, 2020Observed: 122.41 ft at 2:00PM Feb 19, 2020Observed: 122.4 ft at 3:00PM Feb 19, 2020Observed: 122.4 ft at 4:00PM Feb 19, 2020Observed: 122.41 ft at 4:20PM Feb 19, 2020Observed: 122.4 ft at 4:30PM Feb 19, 2020Observed: 122.39 ft at 4:45PM Feb 19, 2020Observed: 122.4 ft at 5:00PM Feb 19, 2020Observed: 122.39 ft at 5:15PM Feb 19, 2020Observed: 122.39 ft at 5:30PM Feb 19, 2020Observed: 122.39 ft at 5:45PM Feb 19, 2020Observed: 122.39 ft at 6:00PM Feb 19, 2020Observed: 122.39 ft at 6:15PM Feb 19, 2020Observed: 122.39 ft at 6:21PM Feb 19, 2020Observed: 122.39 ft at 7:00PM Feb 19, 2020Observed: 122.39 ft at 8:00PM Feb 19, 2020Observed: 122.39 ft at 9:00PM Feb 19, 2020Observed: 122.39 ft at 10:00PM Feb 19, 2020Observed: 122.39 ft at 11:00PM Feb 19, 2020Observed: 122.39 ft at 12:00AM Feb 20, 2020Observed: 122.4 ft at 1:00AM Feb 20, 2020Observed: 122.4 ft at 2:00AM Feb 20, 2020Observed: 122.39 ft at 3:00AM Feb 20, 2020Observed: 122.39 ft at 4:00AM Feb 20, 2020Observed: 122.39 ft at 5:00AM Feb 20, 2020Observed: 122.39 ft at 6:00AM Feb 20, 2020Observed: 122.39 ft at 7:00AM Feb 20, 2020Observed: 122.39 ft at 8:00AM Feb 20, 2020Observed: 122.39 ft at 9:00AM Feb 20, 2020Observed: 122.39 ft at 10:00AM Feb 20, 2020Observed: 122.38 ft at 11:00AM Feb 20, 2020Observed: 122.38 ft at 12:00PM Feb 20, 2020Observed: 122.38 ft at 1:00PM Feb 20, 2020Observed: 122.37 ft at 2:00PM Feb 20, 2020Observed: 122.37 ft at 3:00PM Feb 20, 2020Observed: 122.37 ft at 4:00PM Feb 20, 2020Observed: 122.37 ft at 5:00PM Feb 20, 2020Observed: 122.37 ft at 6:00PM Feb 20, 2020Observed: 122.36 ft at 7:00PM Feb 20, 2020Observed: 122.36 ft at 8:00PM Feb 20, 2020Observed: 122.35 ft at 9:00PM Feb 20, 2020Observed: 122.35 ft at 10:00PM Feb 20, 2020Observed: 122.35 ft at 11:00PM Feb 20, 2020Observed: 122.35 ft at 12:45AM Feb 21, 2020Observed: 122.33 ft at 1:00AM Feb 21, 2020Observed: 122.34 ft at 1:15AM Feb 21, 2020Observed: 122.34 ft at 1:26AM Feb 21, 2020Observed: 122.34 ft at 2:00AM Feb 21, 2020Observed: 122.34 ft at 3:00AM Feb 21, 2020Observed: 122.35 ft at 3:40AM Feb 21, 2020Observed: 122.33 ft at 3:45AM Feb 21, 2020Observed: 122.34 ft at 4:00AM Feb 21, 2020Observed: 122.34 ft at 4:15AM Feb 21, 2020Observed: 122.33 ft at 4:30AM Feb 21, 2020Observed: 122.33 ft at 4:45AM Feb 21, 2020Observed: 122.33 ft at 5:00AM Feb 21, 2020Observed: 122.33 ft at 5:15AM Feb 21, 2020Observed: 122.33 ft at 5:30AM Feb 21, 2020Observed: 122.33 ft at 5:41AM Feb 21, 2020Observed: 122.33 ft at 6:00AM Feb 21, 2020Observed: 122.32 ft at 7:00AM Feb 21, 2020Observed: 122.33 ft at 7:40AM Feb 21, 2020Observed: 122.32 ft at 7:45AM Feb 21, 2020Observed: 122.32 ft at 8:00AM Feb 21, 2020Observed: 122.32 ft at 8:15AM Feb 21, 2020Observed: 122.31 ft at 8:30AM Feb 21, 2020Observed: 122.32 ft at 8:45AM Feb 21, 2020Observed: 122.33 ft at 9:00AM Feb 21, 2020Observed: 122.31 ft at 9:15AM Feb 21, 2020Observed: 122.32 ft at 9:30AM Feb 21, 2020Observed: 122.31 ft at 9:41AM Feb 21, 2020Observed: 122.31 ft at 10:00AM Feb 21, 2020Observed: 122.32 ft at 11:00AM Feb 21, 2020Observed: 122.29 ft at 12:00PM Feb 21, 2020Observed: 122.32 ft at 12:10PM Feb 21, 2020Observed: 122.31 ft at 12:15PM Feb 21, 2020Observed: 122.33 ft at 12:30PM Feb 21, 2020Observed: 122.31 ft at 12:45PM Feb 21, 2020Observed: 122.32 ft at 1:00PM Feb 21, 2020Observed: 122.33 ft at 1:15PM Feb 21, 2020Observed: 122.32 ft at 1:30PM Feb 21, 2020Observed: 122.31 ft at 1:45PM Feb 21, 2020Observed: 122.31 ft at 2:00PM Feb 21, 2020Observed: 122.31 ft at 2:11PM Feb 21, 2020Observed: 122.31 ft at 3:00PM Feb 21, 2020Observed: 122.31 ft at 4:00PM Feb 21, 2020Observed: 122.32 ft at 5:00PM Feb 21, 2020Observed: 122.32 ft at 6:00PM Feb 21, 2020Observed: 122.33 ft at 7:00PM Feb 21, 2020Observed: 122.33 ft at 8:00PM Feb 21, 2020Observed: 122.33 ft at 9:00PM Feb 21, 2020Observed: 122.33 ft at 10:00PM Feb 21, 2020Observed: 122.33 ft at 11:00PM Feb 21, 2020Observed: 122.33 ft at 12:00AM Feb 22, 2020Observed: 122.33 ft at 1:00AM Feb 22, 2020Observed: 122.32 ft at 2:00AM Feb 22, 2020Observed: 122.32 ft at 3:00AM Feb 22, 2020Observed: 122.32 ft at 4:00AM Feb 22, 2020Observed: 122.32 ft at 5:00AM Feb 22, 2020Observed: 122.31 ft at 6:00AM Feb 22, 2020Observed: 122.32 ft at 7:00AM Feb 22, 2020Observed: 122.31 ft at 8:00AM Feb 22, 2020Observed: 122.31 ft at 9:00AM Feb 22, 2020Observed: 122.29 ft at 10:00AM Feb 22, 2020Observed: 122.31 ft at 10:45AM Feb 22, 2020Observed: 122.3 ft at 11:00AM Feb 22, 2020Observed: 122.29 ft at 11:15AM Feb 22, 2020Observed: 122.29 ft at 11:30AM Feb 22, 2020Observed: 122.29 ft at 11:45AM Feb 22, 2020Observed: 122.29 ft at 12:00PM Feb 22, 2020Observed: 122.29 ft at 12:15PM Feb 22, 2020Observed: 122.29 ft at 12:30PM Feb 22, 2020Observed: 122.29 ft at 12:45PM Feb 22, 2020Observed: 122.29 ft at 12:46PM Feb 22, 2020Observed: 122.29 ft at 1:00PM Feb 22, 2020Observed: 122.31 ft at 1:40PM Feb 22, 2020Observed: 122.29 ft at 1:45PM Feb 22, 2020Observed: 122.29 ft at 2:00PM Feb 22, 2020Observed: 122.3 ft at 2:15PM Feb 22, 2020Observed: 122.29 ft at 2:30PM Feb 22, 2020Observed: 122.29 ft at 2:45PM Feb 22, 2020Observed: 122.26 ft at 3:00PM Feb 22, 2020Observed: 122.29 ft at 3:15PM Feb 22, 2020Observed: 122.22 ft at 3:30PM Feb 22, 2020Observed: 122.29 ft at 3:41PM Feb 22, 2020Observed: 122.29 ft at 4:00PM Feb 22, 2020Observed: 122.29 ft at 5:00PM Feb 22, 2020Observed: 122.29 ft at 6:00PM Feb 22, 2020Observed: 122.29 ft at 7:00PM Feb 22, 2020Observed: 122.29 ft at 8:00PM Feb 22, 2020Observed: 122.29 ft at 9:00PM Feb 22, 2020Observed: 122.29 ft at 10:00PM Feb 22, 2020Observed: 122.28 ft at 11:00PM Feb 22, 2020Observed: 122.28 ft at 12:00AM Feb 23, 2020Observed: 122.28 ft at 1:00AM Feb 23, 2020Observed: 122.27 ft at 2:00AM Feb 23, 2020Observed: 122.28 ft at 3:00AM Feb 23, 2020Observed: 122.27 ft at 4:00AM Feb 23, 2020Observed: 122.27 ft at 5:00AM Feb 23, 2020Observed: 122.27 ft at 6:00AM Feb 23, 2020Observed: 122.28 ft at 7:00AM Feb 23, 2020Observed: 122.27 ft at 8:00AM Feb 23, 2020Observed: 122.27 ft at 9:00AM Feb 23, 2020Observed: 122.25 ft at 10:00AM Feb 23, 2020Observed: 122.26 ft at 11:00AM Feb 23, 2020Observed: 122.26 ft at 12:00PM Feb 23, 2020Observed: 122.25 ft at 1:00PM Feb 23, 2020Observed: 122.25 ft at 2:00PM Feb 23, 2020Observed: 122.25 ft at 3:00PM Feb 23, 2020Observed: 122.25 ft at 4:00PM Feb 23, 2020Observed: 122.25 ft at 5:00PM Feb 23, 2020Observed: 122.25 ft at 6:00PM Feb 23, 2020Observed: 122.26 ft at 7:00PM Feb 23, 2020Observed: 122.25 ft at 8:00PM Feb 23, 2020Observed: 122.26 ft at 9:00PM Feb 23, 2020Observed: 122.26 ft at 10:00PM Feb 23, 2020Observed: 122.26 ft at 11:00PM Feb 23, 2020Virginia Tech Occoquan Watershed Monitoring LaboratoryOUDV2(plotting HGIRZ) Graph Created (1:24AM Feb 24, 2020)ObservedLatest observed value: 122.26 ft at 11:00 PM EST 23-Feb-2020.
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About this graph
Tabular Data (UTC)
Tabular Data (EST)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts are not available for the Occoquan River above Occoquan Upper Dam. Only observed stages are available for this point.
Return to Area Map
Flood Categories (in feet)
Not Available

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
Zoom Level:16
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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.
About This Location Collapse

Latitude: 38.693889° N, Longitude: 77.277222° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft Not Available 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 Not Available Not Available  
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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
(Baltimore/Washington) Sterling Weather Forecast Office
43858 Weather Service Rd.
Sterling, VA 20166
(703) 996-2200
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Page last modified: 4-Mar-2019 11:30 PM
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