NOS Survey H08976 - HYD93 Format Header

  Surv Id Format Ngdc Id   Params Create Date Source Institution Seq
4 H08976 HYD93 03131008   S 19681231 National Ocean Survey, N.O.A.A. 01
Country Platform Name Plat Type Chief Hydrographer(s) Seq
U.S.A. McArthur 1SHIP R.L. NEWSOM 02
Project Type of Survey Strt Yr End Yr Scale of Survey Seq
    1967 1968 5,000 03
Area (General) of Survey Area (Specific) of Survey Seq
HAWAIIAN ISLANDS NORTH SHORE MOLOKAI ISLAND 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 1983 MGGHA Early Hawaiian Island Datums 07
code Vertical Datum tide Original Sounding Units Seq
04 Mean Lower Low Water   feet and tenths 08
Sounding Method Seq
Digital Echo Sounder w/ Graphical Record assumed 09
c Sound Velocity Correction Seq
1 Corrected for actual sound velocity 10
Data Processing Methodology Seq
Processed by N.O.A.A. Marine Centers 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) +21.21 +21.18 -157.01 -156.99 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