NOAA S-57 chart cell
Saint Charles Bay
US4TX1JC
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 166
- S-57 layers
- 20
- Published
- Sep 27, 2024
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 28.50000° N
- South
- 28.20000° N
- West
- 97.20000° W
- East
- 96.90000° W
- Center
- 28.35000° N, 97.05000° W
- Bounds area
- 286 sq nm
- Feature density
- 0.5814 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 8.3
- Smallest layer
- 1
- Largest layer
- 32
- Area sq km
- 979
- Features per sq km
- 0.1695
- COALNE Coastline 32
- LNDRGN Land region 20
- RIVERS River 20
- DEPCNT Depth contour 16
- DEPARE Depth area 12
- DMPGRD 10
- LAKARE 10
- UNSARE 10
- SEAARE Sea area 9
- LNDARE Land area 7
- SBDARE Seabed area 5
- M_QUAL Data quality 4
- BRIDGE 3
- RESARE 2
- BUAARE 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- MAGVAR Magnetic variation 1
- SOUNDG Sounding 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/US4TX1JC.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4TX1JC/1.0/US4TX1JC.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4TX1JC/1.0/US4TX1JC.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4TX1JC/1.0/US4TX1JC.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4TX1JC/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Sep 27, 2024 | metadata.json |