NOAA S-57 chart cell
Gulf of America to Matagorda Ship Channel
US4TX1JF
- Usage band
- Approach · code 4
- Current edition
- 3.0
- Features
- 273
- S-57 layers
- 41
- Published
- Jul 1, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 28.50000° N
- South
- 28.20000° N
- West
- 96.30000° W
- East
- 96.00000° W
- Center
- 28.35000° N, 96.15000° W
- Bounds area
- 286 sq nm
- Feature density
- 0.9561 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 6.7
- Smallest layer
- 1
- Largest layer
- 42
- Area sq km
- 979
- Features per sq km
- 0.27876
- SBDARE Seabed area 42
- OFSPLF 37
- PIPSOL 25
- DEPARE Depth area 24
- DEPCNT Depth contour 21
- M_QUAL Data quality 20
- SOUNDG Sounding 14
- OBSTRN Obstruction 12
- COALNE Coastline 8
- RIVERS River 8
- SEAARE Sea area 7
- SLCONS Shoreline construction 6
- FAIRWY Fairway 4
- LAKARE 4
- LNDARE Land area 4
- CTNARE Caution area 3
- DMPGRD 3
- LIGHTS Light 3
- ACHARE Anchorage area 2
- ADMARE 2
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/US4TX1JF.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4TX1JF/3.0/US4TX1JF.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4TX1JF/3.0/US4TX1JF.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4TX1JF/3.0/US4TX1JF.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4TX1JF/3.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 3.0 | Jul 1, 2025 | metadata.json |