NOAA S-57 chart cell

Santa Catalina Island; Avalon Bay; Catalina Harbor; Isthmus Cove

US5CA76M

Usage band
Harbor · code 5
Current edition
9.0
Features
937
S-57 layers
32
Published
Feb 13, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
33.54289° N
South
33.26117° N
West
118.66124° W
East
118.17541° W
Center
33.40203° N, 118.41833° W
Bounds area
412 sq nm
Feature density
2.2749 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
29.3
Smallest layer
1
Largest layer
158
Area sq km
1,413
Features per sq km
0.66325
  1. SBDARE Seabed area 158
  2. COALNE Coastline 142
  3. UWTROC Underwater rock 140
  4. DEPCNT Depth contour 119
  5. DEPARE Depth area 110
  6. LNDARE Land area 80
  7. LNDELV 41
  8. RIVERS River 30
  9. M_QUAL Data quality 24
  10. LNDRGN Land region 11
  11. WEDKLP 11
  12. SEAARE Sea area 8
  13. ADMARE 7
  14. FERYRT 7
  15. OBSTRN Obstruction 7
  16. SOUNDG Sounding 7
  17. LNDMRK 5
  18. M_COVR Coverage 4
  19. MAGVAR Magnetic variation 4
  20. LIGHTS Light 3

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
9.0 Feb 13, 2026 metadata.json