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Datums for 8467373, Black Rock Harbor CT


Elevations on Station Datum

Station: 8467373, Black Rock Harbor, CT
Status: Accepted (Mar 5 2004)
Units: Feet
T.M.: 75
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW14.52Mean Higher-High Water
MHW14.18Mean High Water
MTL10.80Mean Tide Level
MSL10.81Mean Sea Level
DTL10.85Mean Diurnal Tide Level
MLW7.43Mean Low Water
MLLW7.18Mean Lower-Low Water
NAVD88
STND0.00Station Datum
GT7.34Great Diurnal Range
MN6.75Mean Range of Tide
DHQ0.34Mean Diurnal High Water Inequality
DLQ0.25Mean Diurnal Low Water Inequality
HWI3.81Greenwich High Water Interval (in hours)
LWI10.15Greenwich Low Water Interval (in hours)
MaximumHighest Observed Water Level
Max Date & Time Highest Observed Water Level Date and Time
MinimumLowest Observed Water Level
Min Date & Time Lowest Observed Water Level Date and 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
07/01/2003 - 09/30/2003




Products available at 8467373 Black Rock Harbor, CT

Revised: 10/15/2013
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services