NOAA S-57 chart cell
Gulf of America to San Luis Pass
US4TX1LJ
- Usage band
- Approach · code 4
- Current edition
- 2.0
- Features
- 161
- S-57 layers
- 26
- Published
- Mar 30, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 29.10000° N
- South
- 28.80000° N
- West
- 95.10000° W
- East
- 94.80000° W
- Center
- 28.95000° N, 94.95000° W
- Bounds area
- 284 sq nm
- Feature density
- 0.5671 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 6.2
- Smallest layer
- 1
- Largest layer
- 40
- Area sq km
- 974
- Features per sq km
- 0.16534
- SBDARE Seabed area 40
- PIPSOL 25
- DEPARE Depth area 20
- DEPCNT Depth contour 20
- OFSPLF 11
- M_QUAL Data quality 9
- SOUNDG Sounding 8
- WRECKS Wreck 4
- MAGVAR Magnetic variation 3
- ADMARE 2
- M_NPUB 2
- OBSTRN Obstruction 2
- SEAARE Sea area 2
- ACHARE Anchorage area 1
- BOYSPP Special purpose buoy 1
- COALNE Coastline 1
- CONZNE 1
- COSARE 1
- CTNARE Caution area 1
- EXEZNE 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/US4TX1LJ.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4TX1LJ/2.0/US4TX1LJ.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4TX1LJ/2.0/US4TX1LJ.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4TX1LJ/2.0/US4TX1LJ.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4TX1LJ/2.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 2.0 | Mar 30, 2026 | metadata.json |