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

Current Datum Value: 5.61

Datums for 8760721, Pilottown LA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8760721, Pilottown, LA
Status: Accepted (Feb 28 2018)
Units: Feet
Control Station: 8761724 Grand Isle, LA
T.M.: 0
Epoch: 2012-2016
Datum: MLLW
DatumValueDescription
MHHW0.86Mean Higher-High Water
MHW0.86Mean High Water
MTL0.44Mean Tide Level
MSL0.43Mean Sea Level
DTL0.43Mean Diurnal Tide Level
MLW0.01Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-5.61Station Datum
GT0.86Great Diurnal Range
MN0.84Mean Range of Tide
DHQ0.00Mean Diurnal High Water Inequality
DLQ0.01Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Max Tide5.65Highest Observed Tide
Max Tide Date & Time08/29/2012 03:24Highest Observed Tide Date & Time
Min Tide-1.72Lowest Observed Tide
Min Tide Date & Time12/14/2012 16:00Lowest Observed Tide Date & Time
HAT1.58Highest Astronomical Tide
HAT Date & Time12/31/1986 03:24HAT Date and Time
LAT-0.72Lowest Astronomical Tide
LAT Date & Time12/31/1986 15:06LAT Date and Time
Tidal Datum Analysis Periods
09/01/2013 - 08/31/2016




Products available at 8760721 Pilottown, LA

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