NOAA S-57 chart cell

Port Brownsville

US5BROBA

Usage band
Harbor · code 5
Current edition
2.5
Features
203
S-57 layers
36
Published
Apr 6, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
26.02500° N
South
25.95000° N
West
97.42500° W
East
97.35000° W
Center
25.98750° N, 97.38750° W
Bounds area
18 sq nm
Feature density
11.1373 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
5.6
Smallest layer
1
Largest layer
61
Area sq km
63
Features per sq km
3.2471
  1. SLCONS Shoreline construction 61
  2. BUISGL 20
  3. COALNE Coastline 16
  4. MORFAC 16
  5. DRGARE 12
  6. CANALS 10
  7. LIGHTS Light 8
  8. BCNLAT Lateral beacon 6
  9. PILPNT 6
  10. DYKCON 4
  11. OBSTRN Obstruction 4
  12. BRIDGE 3
  13. LNDARE Land area 3
  14. M_QUAL Data quality 3
  15. RECTRC 3
  16. BUAARE 2
  17. C_AGGR 2
  18. DEPARE Depth area 2
  19. LAKARE 2
  20. NAVLNE 2

Nearby Chart Cells

Harbor usage band

  1. Brownsville Ship Channel US5BROBB - about 4 nm away
  2. Port Brownsville US5BROAA - about 5 nm away
  3. Intracoastal Waterway Brownsville Ship Channel US5BROBC - about 8 nm away
  4. Intracoastal Waterway Laguna Madre, Brownsville Ship Channel US5BROCC - about 9 nm away
  5. Gulf of America US5BROBD - about 12 nm away
  6. Gulf Intracoastal Waterway - Laguna Madre, Gulf of America, including Brazos Santiago Pass US5BROCD - about 13 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
2.5 Apr 6, 2026 metadata.json