NOAA S-57 chart cell
Texas - Clear Creek
US4TX1NI
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 61
- S-57 layers
- 20
- Published
- Jul 2, 2024
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 29.70000° N
- South
- 29.40000° N
- West
- 95.40000° W
- East
- 95.10000° W
- Center
- 29.55000° N, 95.25000° W
- Bounds area
- 282 sq nm
- Feature density
- 0.2161 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 3.1
- Smallest layer
- 1
- Largest layer
- 13
- Area sq km
- 968
- Features per sq km
- 0.06301
- BUAARE 13
- RIVERS River 9
- SLCONS Shoreline construction 7
- COALNE Coastline 5
- BRIDGE 3
- CBLOHD 3
- DEPARE Depth area 3
- M_QUAL Data quality 3
- SEAARE Sea area 3
- LNDRGN Land region 2
- DYKCON 1
- LAKARE 1
- LNDARE Land area 1
- LNDMRK 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- MAGVAR Magnetic variation 1
- PIPOHD 1
- RDOSTA 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/US4TX1NI.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4TX1NI/1.0/US4TX1NI.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4TX1NI/1.0/US4TX1NI.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4TX1NI/1.0/US4TX1NI.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4TX1NI/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Jul 2, 2024 | metadata.json |