Datums for 9451936, Provorotni Island


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9451936, Provorotni Island
Status: Superseded (Apr 17 2003) (Accepted Aug 22 2002)
Units: Feet
Control Station: 9451600 Sitka, AK
T.M.: 135
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW15.11Mean Higher-High Water
MHW14.15Mean High Water
MTL7.82Mean Tide Level
MSL7.92Mean Sea Level
DTL7.55Mean Diurnal Tide Level
MLW1.49Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND1.06Station Datum
GT15.11Great Diurnal Range
MN12.66Mean Range of Tide
DHQ0.96Mean Diurnal High Water Inequality
DLQ1.50Mean Diurnal Low Water Inequality
HWI9.78Greenwich High Water Interval (in hours)
LWI3.57Greenwich Low Water Interval (in hours)
Max TideHighest Observed Tide
Max Tide Date & Time Highest Observed Tide Date & Time
Min TideLowest Observed Tide
Min Tide Date & Time Lowest Observed Tide Date & Time
HAT19.04Highest Astronomical Tide
HAT Date & Time11/26/2034 21:48HAT Date and Time
LAT-4.43Lowest Astronomical Tide
LAT Date & Time06/07/2039 16:18LAT Date and Time
Tidal Datum Analysis Periods
04/01/2002 - 04/30/2002




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