Inundation Analysis Tool


9455963 Goose Creek, Cook Inlet, AK

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

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
NOS Major -0.837 -2.75 NOS Major Flood Threshold
NOS Moderate -0.837 -2.75 NOS Moderate Flood Threshold
NOS Minor -0.837 -2.75 NOS Minor Flood Threshold
MHHW 0.0 0.0 Mean Higher-High Water
MHW -0.231 -0.76 Mean High Water
DTL -4.728 -15.51 Mean Diurnal Tide Level
MTL -4.503 -14.77 Mean Tide Level
MSL -4.07 -13.35 Mean Sea Level
MLW -8.775 -28.79 Mean Low Water
MLLW -9.456 -31.02 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