Inundation Analysis Tool


9463885 ZAPADNI BAY, ST. GEORGE ISLAND, AK

Please see the data inventory to find a period with hourly or six-minute data available.
Data Inventory

Note that this is a historical station and data may be available between 1982-11-21 00:00:00 and 2022-10-17 19:24:00


Select a reference elevation and specify a date range for analysis.

You may select from an accepted tidal datum or specify a different elevation.
Most elevations on land are given relative to a geodetic datum such as NAVD88

All analysis results are presently provided in meters relative to the requested threshold.

Meters relative to MHHWFeet relative to MHHWDatum
MHHW 0.0 0.0 Mean Higher-High Water
MHW -0.079 -0.26 Mean High Water
DTL -0.523 -1.72 Mean Diurnal Tide Level
MTL -0.438 -1.44 Mean Tide Level
MSL -0.442 -1.45 Mean Sea Level
MLW -0.797 -2.61 Mean Low Water
MLLW -1.045 -3.43 Mean Lower-Low Water
NAVD88 -1.127 -3.7 North American Vertical Datum
User Specified Elevation         in       relative to   


Note: Data query is limited to a 10 year maximum and 1 month minimum date range when requesting an analysis of 6-minute data


6-minute Height and High Water Analysis
Hourly Height and High Water Analysis
Hourly Height Analysis