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Limitations and Uncertainties
User's Guide
Inundation Analysis Tool
9459450 Sand Point, AK
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
11.506
Mean Higher-High Water
MHW
11.289
Mean High Water
DTL
10.403
Mean Diurnal Tide Level
MTL
10.498
Mean Tide Level
MSL
10.482
Mean Sea Level
MLW
9.707
Mean Low Water
MLLW
9.301
Mean Lower-Low Water
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