NOAA S-57 chart cell

Intracoastal Waterway Laguna Madre, Brownsville Ship Channel

US5BROCC

Usage band
Harbor · code 5
Current edition
4.4
Features
648
S-57 layers
46
Published
Apr 6, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
26.10000° N
South
26.02500° N
West
97.27500° W
East
97.20000° W
Center
26.06250° N, 97.23750° W
Bounds area
18 sq nm
Feature density
35.5741 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
14.1
Smallest layer
1
Largest layer
156
Area sq km
62
Features per sq km
10.37176
  1. SLCONS Shoreline construction 156
  2. COALNE Coastline 72
  3. DRGARE 42
  4. M_QUAL Data quality 34
  5. OBSTRN Obstruction 30
  6. PILPNT 28
  7. DEPARE Depth area 27
  8. LIGHTS Light 25
  9. DAYMAR 24
  10. LNDARE Land area 23
  11. BCNLAT Lateral beacon 20
  12. DEPCNT Depth contour 16
  13. RETRFL 16
  14. MORFAC 13
  15. BCNSPP Special purpose beacon 12
  16. LNDRGN Land region 11
  17. BOYLAT Lateral buoy 9
  18. DYKCON 8
  19. FAIRWY Fairway 8
  20. CTNARE Caution area 6

Nearby Chart Cells

Harbor usage band

  1. Gulf Intracoastal Waterway - Laguna Madre, Gulf of America, including Brazos Santiago Pass US5BROCD - about 4 nm away
  2. Intracoastal Waterway Brownsville Ship Channel US5BROBC - about 5 nm away
  3. Brownsville Ship Channel US5BROBB - about 6 nm away
  4. Gulf of America US5BROBD - about 6 nm away
  5. Gulf of America US5BROCE - about 8 nm away
  6. Port Brownsville US5BROBA - about 9 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
4.4 Apr 6, 2026 metadata.json