Metadata for Elizabeth River at the Midtown Tunnel (in MLLW) (EZMV2)

About This Location

Latitude: 36.862000° N, Longitude: 76.309500° W, Horizontal Datum: NAD83

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 5 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
(gauge height = flood stage)
Elevation information source
NAVD88 -1.766 3.234 Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 -0.903 4.097 Older USGS topographic maps, NGVD29 benchmarks
MSL -1.478 3.522 Older USGS topographic maps, MSL benchmarks
Other -3.019 1.981 Mean Higher High Water (MHHW)

Other Real-time and/or Archive Data Sources:
U.S. Geological Survey (USGS) Data and Site Info for the Midtown Tunnel (in MLLW)

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