Inundation Analysis Tool


9455934 Port Mackenzie, 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 2001-05-22 00:00:00 and 2002-08-23 00:00:00


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 -0.221 -0.73 Mean High Water
DTL -4.435 -14.55 Mean Diurnal Tide Level
MTL -4.206 -13.8 Mean Tide Level
MSL -3.918 -12.85 Mean Sea Level
MLW -8.19 -26.87 Mean Low Water
MLLW -8.87 -29.1 Mean Lower-Low Water
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