Feb 19 2009 12:27 Lat: 30.25 Long: -88.075 ELEVATIONS ON STATION DATUM National Ocean Service (NOAA) Station: 8735180 T.M.: 0 W Name: DAUPHIN ISLAND, MOBILE BAY, AL Units: Meters Status: Accepted Epoch: 1983-2001 Datum Value Description --------- -------- -------------------------------------- MHHW 1.244 Mean Higher-High Water MHW 1.238 Mean High Water DTL 1.060 Mean Diurnal Tide Level MTL 1.059 Mean Tide Level MSL 1.049 Mean Sea Level MLW 0.880 Mean Low Water MLLW 0.877 Mean Lower-Low Water GT 0.367 Great Diurnal Range MN 0.358 Mean Range of Tide DHQ 0.006 Mean Diurnal High Water Inequality DLQ 0.004 Mean Diurnal Low Water Inequality HWI Greenwich High Water Interval (in Hours) LWI Greenwich Low Water Interval (in Hours) NAVD 0.947 North American Vertical Datum Maximum 2.268 Highest Water Level on Station Datum Max Date 19850902 Date Of Highest Water Level Max Time 03:24 Time Of Highest Water Level Minimum 0.244 Lowest Water Level on Station Datum Min Date 19770119 Date Of Lowest Water Level Min Time 00:00 Time Of Lowest Water Level