Datums for 8545534, PHILADELPHIA (TEMPORARY ADR) PA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8545534, PHILADELPHIA (TEMPORARY ADR), PA
Status: Superseded (Apr 17 2003) (Accepted Feb 4 1994)
Units: Feet
Control Station:
T.M.: 75
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW6.75Mean Higher-High Water
MHW6.34Mean High Water
MTL3.27Mean Tide Level
MSL3.47Mean Sea Level
DTL3.37Mean Diurnal Tide Level
MLW0.19Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-3.55Station Datum
GT6.75Great 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 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
HATHighest Astronomical Tide
HAT Date & Time HAT Date and Time
LATLowest Astronomical Tide
LAT Date & Time LAT Date and Time
Tidal Datum Analysis Periods




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