NOS Survey H11325 - HYD93 Format Header

  Surv Id Format Ngdc Id   Params Create Date Source Institution Seq
4 H11325 HYD93 03MC1246   S 20070315 NATIONAL OCEAN SURVEY, N.O.A.A 01
Country Platform Name Plat Type Chief Hydrographer(s) Seq
U.S.A. Unknown Ship 1 SHIP   02
Project Type of Survey Strt Yr End Yr Scale of Survey Seq
OPR-P182-RA-04   2004 2004 40,000 03
Area (General) of Survey Area (Specific) of Survey Seq
ALASKAN PENINSULA VICINITY OF LIGHT HOUSE ROCKS 04
Quality of Survey Description Processing Status Description Seq
    05
Position Determination Seq
  06
Code Horizontal Datum of Records Code Original Horizontal Datum Seq
NOS31 North American Datum of 1983 NOS31 North American Datum of 1983 07
code Vertical Datum tide Original Sounding Units Seq
04 Mean Lower Low Water   Unkown 08
Sounding Method Seq
  09
c Sound Velocity Correction Seq
0 Undetermined 10
Data Processing Methodology Seq
SURVEY CONVERTED FROM SMOOTH SHEET SOURCE USING FME 2006 BY CGTP 11
Format of Data Records Top Lat Bottom Lat Left Lon Right Lon Seq
SURV,LAT,LON,VAL,TYP,CCODE(A8,F9.6,F10.6,F6.1,I1,I3) +55.93 +55.63 -158.11 -157.69 12
Additional Documentation
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Note: You can find the comnplete HYD93 Format Specification, including all code descriptions, at www.ngdc.noaa.gov/mgg/dat/geodas/docs/hyd93.htm