NOAA S-57 chart cell
Mississippi Canyon and Gulf of America
US3LA1BD
- Usage band
- Coastal · code 3
- Current edition
- 1.0
- Features
- 705
- S-57 layers
- 27
- Published
- Jun 6, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 28.80000° N
- South
- 27.60000° N
- West
- 90.00000° W
- East
- 88.80000° W
- Center
- 28.20000° N, 89.40000° W
- Bounds area
- 4,575 sq nm
- Feature density
- 0.1541 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 26.1
- Smallest layer
- 1
- Largest layer
- 514
- Area sq km
- 15,691
- Features per sq km
- 0.04493
- PIPSOL 514
- SBDARE Seabed area 30
- OFSPLF 28
- OBSTRN Obstruction 26
- DEPARE Depth area 22
- DEPCNT Depth contour 21
- WRECKS Wreck 10
- M_QUAL Data quality 8
- SOUNDG Sounding 8
- RESARE 7
- CBLSUB 4
- MAGVAR Magnetic variation 4
- DMPGRD 3
- RTPBCN 3
- CONZNE 2
- LIGHTS Light 2
- MORFAC 2
- SEAARE Sea area 2
- BOYSPP Special purpose buoy 1
- CTSARE 1
Nearby Chart Cells
Coastal 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/US3LA1BD.zip
- S-57 cell https://charts.openships.ai/noaa/s57/coastal/US3LA1BD/1.0/US3LA1BD.000
- GeoJSON https://charts.openships.ai/noaa/s57/coastal/US3LA1BD/1.0/US3LA1BD.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/coastal/US3LA1BD/1.0/US3LA1BD.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/coastal/US3LA1BD/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Jun 6, 2025 | metadata.json |