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Limitations and Uncertainties
User's Guide
Inundation Analysis Tool
8638610 Sewells Point, VA
Data Inventory
Please select a reference elevation and specify a date range for analysis.
You may select from an accepted
tidal datum
or specify a different elevation.
All elevations must be entered relative to
station datum
. Values are in Meters.
MHHW
2.176
Mean Higher-High Water
MHW
2.114
Mean High Water
DTL
1.756
Mean Diurnal Tide Level
MTL
1.744
Mean Tide Level
MSL
1.748
Mean Sea Level
MLW
1.374
Mean Low Water
MLLW
1.336
Mean Lower-Low Water
NAVD
1.837
North American Vertical Datum
All elevations are relative to station datum.
---------------------------- OR ----------------------------
User Specified Elevation
(Number)
Begin Date:
format: yyyymmdd
End Date:
format: yyyymmdd
Note: Data query is limited to a 5 year maximum and 1 month minimum date range.
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Revised: 04/22/2013
NOAA /
National Ocean Service