NOAA S-57 chart cell
Gulf of America to Petit Bois Pass
US5AL1CB
- Usage band
- Harbor · code 5
- Current edition
- 4.0
- Features
- 63
- S-57 layers
- 17
- Published
- Feb 25, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 30.22500° N
- South
- 30.15000° N
- West
- 88.35000° W
- East
- 88.27500° W
- Center
- 30.18750° N, 88.31250° W
- Bounds area
- 18 sq nm
- Feature density
- 3.5944 / sq nm
Chart Statistics
17 largest layers shown
- Average features per layer
- 3.7
- Smallest layer
- 1
- Largest layer
- 12
- Area sq km
- 60
- Features per sq km
- 1.04795
- DEPARE Depth area 12
- DEPCNT Depth contour 11
- PIPSOL 8
- SBDARE Seabed area 5
- SOUNDG Sounding 5
- CTNARE Caution area 3
- M_QUAL Data quality 3
- SEAARE Sea area 3
- ADMARE 2
- DMPGRD 2
- M_NPUB 2
- WRECKS Wreck 2
- M_COVR Coverage 1
- M_NSYS 1
- MAGVAR Magnetic variation 1
- OBSTRN Obstruction 1
- TESARE 1
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.
- Original NOAA ZIP archive https://www.charts.noaa.gov/ENCs/US5AL1CB.zip
- S-57 cell https://charts.openships.ai/noaa/s57/harbor/US5AL1CB/4.0/US5AL1CB.000
- GeoJSON https://charts.openships.ai/noaa/s57/harbor/US5AL1CB/4.0/US5AL1CB.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/harbor/US5AL1CB/4.0/US5AL1CB.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/harbor/US5AL1CB/4.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 4.0 | Feb 25, 2026 | metadata.json |