NOAA S-57 chart cell

Matagorda Bay and Gulf of America

US3TX1CC

Usage band
Coastal · code 3
Current edition
2.1
Features
541
S-57 layers
40
Published
Jun 8, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
28.80000° N
South
27.60000° N
West
96.00000° W
East
94.80000° W
Center
28.20000° N, 95.40000° W
Bounds area
4,575 sq nm
Feature density
0.1183 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
13.5
Smallest layer
1
Largest layer
138
Area sq km
15,691
Features per sq km
0.03448
  1. PIPSOL 138
  2. OBSTRN Obstruction 63
  3. OFSPLF 52
  4. SBDARE Seabed area 50
  5. WRECKS Wreck 50
  6. DEPARE Depth area 26
  7. DEPCNT Depth contour 24
  8. LNDARE Land area 24
  9. COALNE Coastline 16
  10. SOUNDG Sounding 16
  11. M_QUAL Data quality 11
  12. LIGHTS Light 10
  13. RIVERS River 7
  14. BOYSPP Special purpose buoy 6
  15. SEAARE Sea area 6
  16. BOYLAT Lateral buoy 3
  17. BUAARE 3
  18. CTNARE Caution area 3
  19. LNDRGN Land region 3
  20. MAGVAR Magnetic variation 3

Nearby Chart Cells

Coastal 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
2.1 Jun 8, 2026 metadata.json