NOAA S-57 chart cell

Gulf Intracoastal Waterway - Matagorda Bay to Espiritu Santo Bay

US4TX1JE

Usage band
Approach · code 4
Current edition
2.2
Features
2,208
S-57 layers
53
Published
Mar 10, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
28.50000° N
South
28.20000° N
West
96.60000° W
East
96.30000° W
Center
28.35000° N, 96.45000° W
Bounds area
286 sq nm
Feature density
7.7331 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
41.7
Smallest layer
1
Largest layer
323
Area sq km
979
Features per sq km
2.25461
  1. DEPCNT Depth contour 323
  2. DEPARE Depth area 299
  3. LNDARE Land area 290
  4. COALNE Coastline 223
  5. LNDRGN Land region 124
  6. RIVERS River 115
  7. SLCONS Shoreline construction 108
  8. SBDARE Seabed area 94
  9. OFSPLF 48
  10. LIGHTS Light 44
  11. M_QUAL Data quality 44
  12. OBSTRN Obstruction 44
  13. DAYMAR 42
  14. BCNLAT Lateral beacon 38
  15. DMPGRD 37
  16. SEAARE Sea area 36
  17. PILPNT 34
  18. RETRFL 33
  19. BOYLAT Lateral buoy 29
  20. LAKARE 28

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
2.2 Mar 10, 2026 metadata.json