Metadata for Calcasieu River near Old Town Bay (OTBL1)

About This Location

Latitude: 30.290278° N, Longitude: 93.144722° W, Horizontal Datum: NAD83

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 4 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 -2.1 ft 1.9 ft Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 -2.3 ft 1.7 ft 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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