Summary
Introduction 1,
2
Study Area
Previous Studies
Oceanography
Seafloor Materials
K1-93 Survey
Methods
Scope of Work
Navigation
Sidescan Sonar
Bathymetry
Profiling
Results
Bathymetry
Sonar, 3.5kHz 1,
2,
3
Conclusions
Figures
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Plate 1
Apx 1: Statistics 1
Apx 1: Statistics 2
Apx 2: Equipment 1
Apx 2: Equipment 2
Acknowledgments
References 1,
2,
3
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APPENDIX 1: Cruise K1-93-HW Statistics (2)
Table A1: K1-93-HW Survey Coordinates
Latitude Longitude
21° 17.4'N 158° 03.0'W
21° 17.2'N 157° 51.8'W
21° 15.5'N 157° 50.0'W
21° 11.7'N 157° 50.0'W
21° 11.7'N 158° 03.0'W
Table A2: South Oahu Dredged Material Disposal Site Coordinates
Latitude Longitude
21° 15.96'N 157° 57.33'W
21° 15.40'N 157° 55.96'W
21° 14.96'N 157° 57.80'W
21° 14.40'N 157° 56.36'W
The center of the South Oahu Disposal Site investigated in this survey is 6.1 km offshore:
21° 15.17'N 157° 56.83'W
The Old Honolulu Harbor Disposal Site, is a circle with a 0.5 nautical mile radius
originating from the point:
21° 14.50'N 157° 54.52'W
Two wastewater outfalls were also imaged during this survey; coordinates are listed
below:
Sand Island Outfall: 21° 17.02¹N 157° 54.40¹W
Honouliuli Outfall: 21° 17.00¹N 158° 01.83¹W
Table A3: Sidescan Sonar, 3.5 kHz and Bathymetric Lines
Line START LINE END LINE
No. Time (JD/GMT) Location (Lat/Lon) Time (JD/GMT) Location (Lat/Lon)
1 052/0500 21°17.05'N 157°58.56'W 052/0844 21°17.05'N 157°52.59'W
2 052/0913 21°16.20'N 157°53.08'W 052/1258 21°16.20'N 158°03.00'W
3 052/1328 21°15.36'N 158°02.78'W 052/1730 21°15.36'N 157°50.42'W
4 052/1750 21°14.50'N 157°49.94'W 053/0005 21°14.48'N 157°02.96'W
5 053/0300 21°14.08'N 158°02.30'W 053/0805 21°14.08'N 157°49.93'W
6 053/0840 21°14.90'N 157°49.97'W 053/1438 21°14.92'N 157°02.70'W
7 053/1500 21°15.79'N 158°02.68'W 053/1917 21°15.79'N 157°50.66'W
8 053/1934 21°15.61'N 157°50.86'W 053/1952 21°16.17'N 157°50.31'W
9 053/2015 21°16.63'N 157°51.00'W 053/2037 21°17.22'N 157°52.01'W
10 053/2040 21°17.19'N 157°52.28'W 053/2115 21°15.78'N 157°56.09'W
11 053/2300 21°13.65'N 158°02.70'W 054/0255 21°13.63'N 157°49.29'W
12 054/0445 21°12.78'N 157°50.13'W 054/1205 21°12.77'N 158°01.94'W
13A 054/1230 21°12.32'N 158°02.90'W 054/1255 21°12.37'N 158°01.31'W
13B 054/1500 21°12.32'N 158°01.05'W 054/1700 21°12.35'N 157°55.30'W
13C 054/1710 21°12.35'N 157°54.88'W 054/1906 21°12.35'N 157°49.99'W
14 054/1940 21°13.19'N 157°49.74'W 055/0100 21°13.22'N 158°02.86'W
15 055/0135 21°11.91'N 158°02.55'W 055/0542 21°11.89'N 157°51.95'W
16 055/0635 21°11.87'N 157°49.97'W 055/0915 21°16.59'N 158°03.01'W
17 055/0930 21°16.69'N 158°02.64'W 055/1412 21°16.70'N ö157°51.2'¹W
Table A4: Chirp Sonar and Bathymetric Lines
Line START LINE END LINE
No. Time (JD/GMT) Location (Lat/Lon) Time (JD/GMT) Location (Lat/Lon)
18A 055/2033 21°17.13'N 157°51.73'W 055/2136 21°17.09'N 157°57.59'W
18B 055/2338 21°17.12'N 157°54.97'W 056/0215 21°16.99'N 158°02.81'W
19A 056/0255 21°16.23'N 158°01.52'W 056/0609 21°16.24'N 157°54.41'W
19B 056/0845 21°16.21'N 157°57.13'W 056/0950 21°16.26'N 157°54.16'W
19C 056/1204 21°16.21'N 157°57.15'W 056/1215 21°16.25'N 157°56.49'W
19D 056/1245 21°16.22'N 157°55.60'W 056/1350 21°16.24'N 157°51.49'W
20 056/1412 21°15.37'N 157°51.76'W 056/1740 21°15.36'N 158°02.73'W
21 056/1800 21°14.46'N 158°02.58'W 056/2103 21°14.53'N 157°51.37'W
22 056/2122 21°13.67'N 157°51.31'W 056/2338 21°13.64'N 158°02.75'W
23 057/0003 21°12.75'N 158°02.66'W 057/0216 21°12.77'N 157°51.14'W
24 057/0234 21°11.88'N 157°51.33'W 057/0451 21°11.92'N 158°03.07'W
25 057/0511 21°13.19'N 158°02.65'W 057/0744 21°13.23'N 157°51.34'W
26 057/0805 21°12.37'N 157°51.48'W 057/1013 21°12.32'N 158°02.67'W
27 057/1055 21°14.02'N 158°02.57'W 057/1246 21°14.10'N 157°51.50'W
28 057/1302 21°14.93'N 157°51.44'W 057/1501 21°14.93'N 158°02.61'W
29 057/1515 21°15.81'N 158°02.71'W 057/1702 21°15.83'N 157°51.86'W
Cal 1 057/1714 21°15.57'N 157°50.89'W 057/1733 21°16.18'N 157°50.27'W
30 057/1751 21°16.67'N 157°51.64'W 057/1937 21°16.66'N 158°00.12'W
NOTE: All times are in Julian Day and Greenwich Mean Time (JD/GMT)
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