NOAA Web Site Link Tides and Currents Home Page Transparent placeholder image

Datums for 8572669, Hillsboro MD


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8572669, Hillsboro, MD
Status: Accepted (Apr 11 2013)
Units: Feet
Control Station: 8571892 Cambridge, MD
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW2.64Mean Higher-High Water
MHW2.47Mean High Water
MTL1.33Mean Tide Level
MSL1.46Mean Sea Level
DTL1.32Mean Diurnal Tide Level
MLW0.18Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-25.31Station Datum
GT2.65Great Diurnal Range
MN2.29Mean Range of Tide
DHQ0.17Mean Diurnal High Water Inequality
DLQ0.19Mean Diurnal Low Water Inequality
HWI0.60Greenwich High Water Interval (in hours)
LWI7.02Greenwich 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
HAT3.03Highest Astronomical Tide
HAT Date & Time11/15/1985 02:48HAT Date and Time
LAT-0.14Lowest Astronomical Tide
LAT Date & Time12/23/1999 19:24LAT Date and Time
Tidal Datum Analysis Periods
05/01/2005 - 08/31/2005




Products available at 8572669 Hillsboro, MD

Revised: 08/08/2018
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services