NOAA S-57 chart cell
Gulf Intracoastal Waterway - New Orleans to Morgan Ciy and Gulf of America
US3LA1CC
- Usage band
- Coastal · code 3
- Current edition
- 3.2
- Features
- 8,855
- S-57 layers
- 65
- Published
- Jun 1, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 30.00000° N
- South
- 28.80000° N
- West
- 91.20000° W
- East
- 90.00000° W
- Center
- 29.40000° N, 90.60000° W
- Bounds area
- 4,522 sq nm
- Feature density
- 1.958 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 136.2
- Smallest layer
- 1
- Largest layer
- 2,503
- Area sq km
- 15,511
- Features per sq km
- 0.57087
- LNDARE Land area 2,503
- COALNE Coastline 1,352
- PIPSOL 1,156
- LNDRGN Land region 1,028
- RIVERS River 554
- OBSTRN Obstruction 297
- DEPARE Depth area 188
- SEAARE Sea area 165
- LIGHTS Light 163
- WRECKS Wreck 134
- DEPCNT Depth contour 129
- LAKARE 104
- SBDARE Seabed area 104
- DAYMAR 96
- SLCONS Shoreline construction 95
- BCNSPP Special purpose beacon 89
- BUAARE 85
- BRIDGE 83
- M_QUAL Data quality 74
- CANALS 71
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/US3LA1CC.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/coastal/US3LA1CC/3.2/US3LA1CC.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/coastal/US3LA1CC/3.2/US3LA1CC.001
- S-57 update 002 https://charts.openships.ai/noaa/s57/coastal/US3LA1CC/3.2/US3LA1CC.002
- GeoJSON https://charts.openships.ai/noaa/s57/coastal/US3LA1CC/3.2/US3LA1CC.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/coastal/US3LA1CC/3.2/US3LA1CC.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/coastal/US3LA1CC/3.2/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 3.2 | Jun 1, 2026 | metadata.json |