NOAA S-57 chart cell

Gulf Intracoastal Waterway - Gulf of America to Aransas Pass

US5CRPCH

Usage band
Harbor · code 5
Current edition
3.1
Features
273
S-57 layers
36
Published
May 8, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
27.90000° N
South
27.82500° N
West
97.05000° W
East
96.97500° W
Center
27.86250° N, 97.01250° W
Bounds area
18 sq nm
Feature density
15.2287 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
7.6
Smallest layer
1
Largest layer
39
Area sq km
61
Features per sq km
4.43999
  1. DEPARE Depth area 39
  2. DEPCNT Depth contour 35
  3. SLCONS Shoreline construction 27
  4. M_QUAL Data quality 17
  5. COALNE Coastline 16
  6. OBSTRN Obstruction 16
  7. SBDARE Seabed area 13
  8. DRGARE 11
  9. LNDRGN Land region 11
  10. OFSPLF 9
  11. LIGHTS Light 8
  12. LNDARE Land area 7
  13. SOUNDG Sounding 7
  14. WRECKS Wreck 7
  15. PILPNT 6
  16. SEAARE Sea area 6
  17. BOYLAT Lateral buoy 5
  18. DAYMAR 4
  19. BCNLAT Lateral beacon 3
  20. FAIRWY Fairway 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
3.1 May 8, 2026 metadata.json