NOAA S-57 chart cell
Gulf of America
US4LA1EE
- Usage band
- Approach · code 4
- Current edition
- 1.4
- Features
- 237
- S-57 layers
- 19
- Published
- Mar 26, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 29.40000° N
- South
- 29.10000° N
- West
- 92.70000° W
- East
- 92.40000° W
- Center
- 29.25000° N, 92.55000° W
- Bounds area
- 283 sq nm
- Feature density
- 0.8372 / sq nm
Chart Statistics
19 largest layers shown
- Average features per layer
- 12.5
- Smallest layer
- 1
- Largest layer
- 117
- Area sq km
- 971
- Features per sq km
- 0.2441
- PIPSOL 117
- SBDARE Seabed area 36
- OFSPLF 22
- OBSTRN Obstruction 13
- SOUNDG Sounding 13
- M_QUAL Data quality 9
- WRECKS Wreck 8
- DEPCNT Depth contour 4
- DEPARE Depth area 3
- CBLSUB 2
- M_NPUB 2
- BRIDGE 1
- CONZNE 1
- EXEZNE 1
- M_COVR Coverage 1
- M_NSYS 1
- MAGVAR Magnetic variation 1
- SEAARE Sea area 1
- TESARE 1
Nearby Chart Cells
Approach 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/US4LA1EE.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/approach/US4LA1EE/1.4/US4LA1EE.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/approach/US4LA1EE/1.4/US4LA1EE.001
- S-57 update 002 https://charts.openships.ai/noaa/s57/approach/US4LA1EE/1.4/US4LA1EE.002
- S-57 update 003 https://charts.openships.ai/noaa/s57/approach/US4LA1EE/1.4/US4LA1EE.003
- S-57 update 004 https://charts.openships.ai/noaa/s57/approach/US4LA1EE/1.4/US4LA1EE.004
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4LA1EE/1.4/US4LA1EE.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4LA1EE/1.4/US4LA1EE.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4LA1EE/1.4/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.4 | Mar 26, 2025 | metadata.json |