Datums for 9752619, Isabel Segunda, Vieques Island PR

NOTICE OF PROVISIONAL DATUM These datums and any data referred to said datum are PROVISIONAL and subject to revision until they have been thoroughly reviewed and received final approval. Subsequent review based on field inspections and additional measurements may result in revisions to the data and datums. Data users are cautioned to consider the conditional nature of this information before using it for critical decisions such as those that concern physical or public safety. Only after meeting all standards for quality control assurance will the datums be classified as Accepted Datums.
NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9752619, Isabel Segunda, Vieques Island, PR
Status: Accepted (Mar 16 2012)
Units: Feet
Control Station: 9755371 San Juan, La Puntilla, San Juan Bay, PR
T.M.: 60
Epoch: 1983-2001
Datum: MLLW
MHHW1.23Mean Higher-High Water
MHW1.00Mean High Water
MTL0.58Mean Tide Level
MSL0.59Mean Sea Level
DTL0.62Mean Diurnal Tide Level
MLW0.16Mean Low Water
MLLW0.00Mean Lower-Low Water
STND-23.90Station Datum
GT1.24Great Diurnal Range
MN0.83Mean Range of Tide
DHQ0.24Mean Diurnal High Water Inequality
DLQ0.16Mean Diurnal Low Water Inequality
HWI0.51Greenwich High Water Interval (in hours)
LWI6.97Greenwich 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
HAT1.67Highest Astronomical Tide
HAT Date & Time11/13/1985 13:30HAT Date and Time
LAT-0.46Lowest Astronomical Tide
LAT Date & Time05/25/1990 18:42LAT Date and Time
Tidal Datum Analysis Periods
08/01/2009 - 06/30/2010

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