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Hydrograph River at a Glance Download
Unnamed Tributary below Greenbelt Lake near Greenbelt Stage (ft)Observed: 1.85 ft at 9:05AM Jan 29, 2023Observed: 1.75 ft at 9:35AM Jan 29, 2023Observed: 1.65 ft at 10:30AM Jan 29, 2023Observed: 1.75 ft at 1:00PM Jan 29, 2023Observed: 1.75 ft at 1:40PM Jan 29, 2023Observed: 1.83 ft at 7:40PM Jan 29, 2023Observed: 1.93 ft at 9:40PM Jan 29, 2023Observed: 1.95 ft at 1:40AM Jan 30, 2023Observed: 1.95 ft at 7:40AM Jan 30, 2023Observed: 1.85 ft at 9:25AM Jan 30, 2023Observed: 1.75 ft at 10:05AM Jan 30, 2023Observed: 1.65 ft at 10:25AM Jan 30, 2023Observed: 1.55 ft at 10:40AM Jan 30, 2023Observed: 1.45 ft at 11:00AM Jan 30, 2023Observed: 1.35 ft at 1:30PM Jan 30, 2023Observed: 1.33 ft at 1:40PM Jan 30, 2023Observed: 1.22 ft at 3:15PM Jan 30, 2023Observed: 1.33 ft at 4:05PM Jan 30, 2023Observed: 1.43 ft at 5:00PM Jan 30, 2023Observed: 1.53 ft at 5:30PM Jan 30, 2023Observed: 1.63 ft at 6:05PM Jan 30, 2023Observed: 1.73 ft at 6:40PM Jan 30, 2023Observed: 1.81 ft at 7:40PM Jan 30, 2023Observed: 1.91 ft at 9:40PM Jan 30, 2023Observed: 1.93 ft at 1:40AM Jan 31, 2023Observed: 1.83 ft at 6:25AM Jan 31, 2023Observed: 1.91 ft at 9:15AM Jan 31, 2023Observed: 2.01 ft at 10:50AM Jan 31, 2023Observed: 2.09 ft at 1:40PM Jan 31, 2023Observed: 2.13 ft at 7:40PM Jan 31, 2023Observed: 2.11 ft at 1:40AM Feb 01, 2023Observed: 2.13 ft at 7:40AM Feb 01, 2023Observed: 2.03 ft at 9:25AM Feb 01, 2023Observed: 1.93 ft at 9:50AM Feb 01, 2023Observed: 1.83 ft at 10:30AM Feb 01, 2023Observed: 1.73 ft at 10:55AM Feb 01, 2023Observed: 1.63 ft at 12:05PM Feb 01, 2023Observed: 1.63 ft at 1:40PM Feb 01, 2023Observed: 1.73 ft at 4:30PM Feb 01, 2023Observed: 1.83 ft at 5:10PM Feb 01, 2023Observed: 2.03 ft at 6:10PM Feb 01, 2023Observed: 2.13 ft at 6:50PM Feb 01, 2023Highest Observation: 2.19 ft at 7:40PM Feb 01, 2023Highest Observation: 2.19 ft at 1:40AM Feb 02, 2023Observed: 2.11 ft at 7:40AM Feb 02, 2023Observed: 2.01 ft at 9:10AM Feb 02, 2023Observed: 1.91 ft at 10:20AM Feb 02, 2023Observed: 1.81 ft at 11:10AM Feb 02, 2023Observed: 1.71 ft at 11:35AM Feb 02, 2023Observed: 1.71 ft at 11:40AM Feb 02, 2023Observed: 1.61 ft at 11:55AM Feb 02, 2023Observed: 1.51 ft at 1:25PM Feb 02, 2023Observed: 1.61 ft at 2:40PM Feb 02, 2023Observed: 1.71 ft at 4:05PM Feb 02, 2023Observed: 1.81 ft at 5:20PM Feb 02, 2023Observed: 1.91 ft at 6:40PM Feb 02, 2023Observed: 1.91 ft at 7:40PM Feb 02, 2023Observed: 1.95 ft at 1:40AM Feb 03, 2023Observed: 2.01 ft at 7:40AM Feb 03, 2023GBLM2(plotting HGIRR) Graph Created (8:41AM Feb 3, 2023)ObservedLatest observed value: 2.01 ft at 7:40 AM EST 3-Feb-2023.
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Tabular Data (UTC)
Tabular Data (EST)
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Metadata
NOTE: Stage may be affected by ice.

NOTE: Forecasts are not available for the Unnamed Tributary below Greenbelt Lake near 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.
Zoom Level:16
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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: 39.002778° N, Longitude: 76.893333° 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)
Elevation
(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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