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Hydrograph River at a Glance Download
Unnamed Tributary at Greenbelt Stage (ft)Observed: 0.22 ft at 8:30AM Oct 15, 2020Observed: 0.14 ft at 9:30AM Oct 15, 2020Observed: 0.18 ft at 10:40PM Oct 15, 2020Observed: 0.26 ft at 9:00AM Oct 16, 2020Observed: 0.3 ft at 10:40AM Oct 16, 2020Highest Observation: 0.34 ft at 10:40PM Oct 16, 2020Observed: 0.26 ft at 8:55AM Oct 17, 2020Observed: 0.22 ft at 10:40AM Oct 17, 2020Observed: 0.3 ft at 9:10PM Oct 17, 2020Observed: 0.3 ft at 10:40PM Oct 17, 2020Observed: 0.22 ft at 8:35AM Oct 18, 2020Observed: 0.14 ft at 9:35AM Oct 18, 2020Observed: 0.14 ft at 10:40AM Oct 18, 2020Observed: 0.22 ft at 9:10PM Oct 18, 2020Observed: 0.18 ft at 10:40PM Oct 18, 2020Observed: 0.1 ft at 10:20AM Oct 19, 2020Observed: 0.1 ft at 10:40AM Oct 19, 2020Observed: 0.14 ft at 10:40PM Oct 19, 2020GRNM2(plotting HGIRR) Graph Created (5:24AM Oct 20, 2020)ObservedLatest observed value: 0.14 ft at 10:40 PM EDT 19-Oct-2020.
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Tabular Data (UTC)
Tabular Data (EDT)
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Datum: Not Available
NOTE: Forecasts are not available for the Unnamed Tributary at Greenbelt. Only observed stages are available for this point.
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Flood Categories (in feet)
Not Available

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
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Gauge LocationGauge Map Marker
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.
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Latitude: 38.989722° N, Longitude: 76.846111° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft Not Available  
Vertical Datum Elevation
(gauge height = 0)
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available  
NGVD 29 Not Available Not Available  
MSL Not Available Not Available  
Other Not Available Not Available  
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(Baltimore/Washington) Sterling Weather Forecast Office
43858 Weather Service Rd.
Sterling, VA 20166
(703) 996-2200
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Page last modified: 1-Mar-2019 12:35 AM
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