2018-02-22Atlantic Hydrographic BranchDavid Evans and Associates Inc. Jonathan L. Dasler, David Evans and Associates Inc. Survey H12471 was conducted by R/V WESTERLY of David Evans and Associates Inc, from 11/30/2012 - 02/04/2013 for coastal mapping purposes.There were no products created for this survey.Data Acquisition and Processing Report is available for Survey H12471.Soundings were reduced to Mean Lower Low Water (MLLW) using verified zoned tides.There were no DTONs created for this survey.This survey was evaluated and determined to be adequate for charting purposes.This survey does meet charting specifications and is adequate to supersede prior data.It is recommended that the survey be applied to NOAA navigation products.OPR-J384-KR-12H12471MississippiApproaches to Mississippi Sound11NM S of Horn Island 40000Reson7125MBESEdgeTech4200-FSSSSNorth American Datum of 1983 (NAD83)Mean Lower Low WaterDiscrete ZoningUTM Zone 16NDavid Evans & Associates, Inc.2012-11-302013-02-04Jonathan L. Dasler, David Evans and Associates Inc. 2013-04-17