NOAA S-57 chart cell

Chandeleur Sound to Mississippi Sound, Ship Island Pass, and Ship Island Harbor

US5GPTBC

Usage band
Harbor · code 5
Current edition
4.4
Features
209
S-57 layers
35
Published
May 15, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
30.22500° N
South
30.15000° N
West
89.02500° W
East
88.95000° W
Center
30.18750° N, 88.98750° W
Bounds area
18 sq nm
Feature density
11.9242 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
6
Smallest layer
1
Largest layer
25
Area sq km
60
Features per sq km
3.47653
  1. DEPARE Depth area 25
  2. DEPCNT Depth contour 24
  3. DRGARE 24
  4. LIGHTS Light 19
  5. M_QUAL Data quality 17
  6. BOYLAT Lateral buoy 15
  7. SOUNDG Sounding 14
  8. SBDARE Seabed area 11
  9. SEAARE Sea area 9
  10. DMPGRD 5
  11. FAIRWY Fairway 4
  12. LNDRGN Land region 4
  13. OBSTRN Obstruction 4
  14. UNSARE 4
  15. C_AGGR 3
  16. NAVLNE 3
  17. WRECKS Wreck 3
  18. BCNSPP Special purpose beacon 2
  19. CTNARE Caution area 2
  20. RECTRC 2

Nearby Chart Cells

Harbor usage band

  1. Gulf of America to Mississippi Sound US5GPTBD - about 4 nm away
  2. Chandeleur Sound US5GPTAC - about 5 nm away
  3. Gulf Intracoastal Waterway - Mississippi Sound and Ship Island Harbor US5GPTCC - about 5 nm away
  4. Gulf Intracoastal Waterway - Mississippi Sound, Raccoon Spit, Raccoon Swash, and West Bank US5GPTCB - about 6 nm away
  5. Chandeleur Sound and Gulf of America US5GPTAD - about 6 nm away
  6. Gulf of America US5BIXBC - about 8 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 May 15, 2026 metadata.json