NOAA S-57 chart cell

Newport Bay - Balboa Island, CA

US5CA1NS

Usage band
Harbor · code 5
Current edition
1.0
Features
1,191
S-57 layers
45
Published
Dec 2, 2025
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
33.67500° N
South
33.60000° N
West
117.90000° W
East
117.82500° W
Center
33.63750° N, 117.86250° W
Bounds area
17 sq nm
Feature density
70.5481 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
26.5
Smallest layer
1
Largest layer
603
Area sq km
58
Features per sq km
20.56853
  1. SLCONS Shoreline construction 603
  2. DEPCNT Depth contour 134
  3. DEPARE Depth area 85
  4. COALNE Coastline 58
  5. PILPNT 44
  6. LNDRGN Land region 25
  7. SBDARE Seabed area 22
  8. OBSTRN Obstruction 21
  9. SLOTOP 20
  10. LNDARE Land area 19
  11. BUISGL 17
  12. DRGARE 16
  13. BCNSPP Special purpose beacon 11
  14. M_QUAL Data quality 9
  15. ROADWY 9
  16. SOUNDG Sounding 9
  17. BUAARE 8
  18. SEAARE Sea area 8
  19. UWTROC Underwater rock 8
  20. LAKARE 6

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
1.0 Dec 2, 2025 metadata.json