Datums for 8545530, PHILADELPHIA (PIER 11 NORTH), DEL. RIVER PA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8545530, PHILADELPHIA (PIER 11 NORTH), DEL. RIVER, PA
Status: Superseded (Apr 17 2003) (Accepted Jun 8 2000)
Units: Feet
Control Station:
T.M.: 75
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW6.76Mean Higher-High Water
MHW6.34Mean High Water
MTL3.27Mean Tide Level
MSL3.47Mean Sea Level
DTL3.38Mean Diurnal Tide Level
MLW0.19Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-3.55Station Datum
GT6.76Great Diurnal Range
MN6.15Mean Range of Tide
DHQ0.41Mean Diurnal High Water Inequality
DLQ0.19Mean Diurnal Low Water Inequality
HWI6.45Greenwich High Water Interval (in hours)
LWI1.11Greenwich Low Water Interval (in hours)
Max Tide10.75Highest Observed Tide
Max Tide Date & Time11/25/1950 14:30Highest Observed Tide Date & Time
Min Tide-6.55Lowest Observed Tide
Min Tide Date & Time12/31/1962 13:48Lowest Observed Tide Date & Time
HAT8.08Highest Astronomical Tide
HAT Date & Time05/19/2034 07:06HAT Date and Time
LAT-0.73Lowest Astronomical Tide
LAT Date & Time01/25/2015 05:06LAT Date and Time
Tidal Datum Analysis Periods
01/01/1961 - 12/01/1978




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