NOAA S-57 chart cell

Gulf of America

US1GC09M

Usage band
Overview · code 1
Current edition
74.6
Features
5,293
S-57 layers
62
Published
May 20, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
34.04493° N
South
17.37327° N
West
98.45313° W
East
75.65464° W
Center
25.70910° N, 87.05389° W
Bounds area
1,230,182 sq nm
Feature density
0.0043 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
85.4
Smallest layer
1
Largest layer
1,269
Area sq km
4,219,407
Features per sq km
0.00125
  1. LNDARE Land area 1,269
  2. COALNE Coastline 1,182
  3. LIGHTS Light 282
  4. SBDARE Seabed area 231
  5. DEPCNT Depth contour 220
  6. SEAARE Sea area 205
  7. DEPARE Depth area 202
  8. LNDMRK 185
  9. BUAARE 164
  10. WRECKS Wreck 142
  11. OBSTRN Obstruction 112
  12. LNDRGN Land region 90
  13. CBLSUB 80
  14. CURENT 77
  15. BCNSPP Special purpose beacon 76
  16. SOUNDG Sounding 75
  17. SLCONS Shoreline construction 72
  18. MAGVAR Magnetic variation 57
  19. BOYSPP Special purpose buoy 52
  20. RIVERS River 52

Nearby Chart Cells

Overview usage band

  1. Gulf of America US1GLBCF - about 1 nm away
  2. North Pacific Ocean West Coast Of North America Mexican Border To Dixon Entrance US1WC01M - about 2,216 nm away
  3. North Pacific Ocean; Northern California to Southeast Alaska US1GLBDD - about 2,284 nm away
  4. North Pacific Ocean (eastern part) Bering Sea Continuation US1PO02M - about 2,671 nm away
  5. North Pacific Ocean; Gulf of Alaska US1GLBDC - about 2,981 nm away
  6. San Diego to Aleutian Islands and Hawaiian Islands US1WC07M - about 3,134 nm away

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
74.6 May 20, 2026 metadata.json