NOAA S-57 chart cell

Gulf of America

US4TX1IE

Usage band
Approach · code 4
Current edition
3.0
Features
180
S-57 layers
20
Published
Mar 30, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
28.20000° N
South
27.90000° N
West
96.60000° W
East
96.30000° W
Center
28.05000° N, 96.45000° W
Bounds area
286 sq nm
Feature density
0.6286 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
9
Smallest layer
1
Largest layer
71
Area sq km
982
Features per sq km
0.18328
  1. PIPSOL 71
  2. OFSPLF 44
  3. SBDARE Seabed area 12
  4. OBSTRN Obstruction 10
  5. M_QUAL Data quality 9
  6. SOUNDG Sounding 9
  7. DEPARE Depth area 4
  8. WRECKS Wreck 4
  9. DEPCNT Depth contour 3
  10. ADMARE 2
  11. M_NPUB 2
  12. MAGVAR Magnetic variation 2
  13. CONZNE 1
  14. COSARE 1
  15. EXEZNE 1
  16. FAIRWY Fairway 1
  17. M_COVR Coverage 1
  18. M_NSYS 1
  19. SEAARE Sea area 1
  20. TESARE 1

Nearby Chart Cells

Approach 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
3.0 Mar 30, 2026 metadata.json