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

Notice: We are experiencing a wide spread communication outage affecting the availability of water level and meteorological data for some of our stations, as well as several critical bridge clearance measurements. We are diligently working to resolve this data outage. Please direct all questions to tide.predictions@noaa.gov or call (301) 713-2815.

Datums for 8746724, JOHNSON BAYOU MS


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8746724, JOHNSON BAYOU, MS
Status: Accepted (Feb 6 2004)
Units: Feet
Control Station: 8747038 HENDERSON AVENUE BRIDGE, WOLF RIVER, MS
T.M.: 90
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.88Mean Higher-High Water
MHW1.72Mean High Water
MTL0.95Mean Tide Level
MSL0.95Mean Sea Level
DTL0.94Mean Diurnal Tide Level
MLW0.18Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-2.62Station Datum
GT1.88Great Diurnal Range
MN1.54Mean Range of Tide
DHQ0.15Mean Diurnal High Water Inequality
DLQ0.18Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich 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
11/01/1978 - 01/31/1979




Products available at 8746724 JOHNSON BAYOU, MS

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