NOAA S-57 chart cell

Mamala Bay - South of Pearl Harbor, HI

US5HNLCE

Usage band
Harbor · code 5
Current edition
1.1
Features
197
S-57 layers
26
Published
Jul 28, 2025
Manifest updated
Jun 22, 2026, 3:13 PM UTC

Coverage

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North
21.30000° N
South
21.22500° N
West
158.02500° W
East
157.95000° W
Center
21.26250° N, 157.98750° W
Bounds area
19 sq nm
Feature density
10.4249 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
7.6
Smallest layer
1
Largest layer
90
Area sq km
65
Features per sq km
3.03941
  1. SBDARE Seabed area 90
  2. DEPARE Depth area 28
  3. DEPCNT Depth contour 28
  4. M_QUAL Data quality 6
  5. SOUNDG Sounding 6
  6. DMPGRD 4
  7. OBSTRN Obstruction 4
  8. DRGARE 3
  9. LIGHTS Light 3
  10. MAGVAR Magnetic variation 3
  11. RESARE 3
  12. SEAARE Sea area 3
  13. BOYLAT Lateral buoy 2
  14. PIPSOL 2
  15. ADMARE 1
  16. BOYSPP Special purpose buoy 1
  17. C_AGGR 1
  18. CTNARE Caution area 1
  19. FAIRWY Fairway 1
  20. M_COVR Coverage 1

Nearby Chart Cells

Harbor usage band

Current Edition Files

The NOAA ZIP archive is the upstream source for this chart cell; the other files are Open Ships generated derivatives for web and GIS use.

Editions

Edition Published Metadata
1.1 Jul 28, 2025 metadata.json