NOAA S-57 chart cell
Vermilion River
US4LA1HF
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 38
- S-57 layers
- 14
- Published
- Jun 12, 2024
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 30.30000° N
- South
- 30.00000° N
- West
- 92.40000° W
- East
- 92.10000° W
- Center
- 30.15000° N, 92.25000° W
- Bounds area
- 281 sq nm
- Feature density
- 0.1355 / sq nm
Chart Statistics
14 largest layers shown
- Average features per layer
- 2.7
- Smallest layer
- 1
- Largest layer
- 12
- Area sq km
- 962
- Features per sq km
- 0.03949
- BUAARE 12
- COALNE Coastline 4
- VEGATN 4
- LNDARE Land area 3
- CTNARE Caution area 2
- DEPARE Depth area 2
- LNDRGN Land region 2
- M_QUAL Data quality 2
- SEAARE Sea area 2
- CBLOHD 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- MAGVAR Magnetic variation 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/US4LA1HF.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4LA1HF/1.0/US4LA1HF.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4LA1HF/1.0/US4LA1HF.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4LA1HF/1.0/US4LA1HF.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4LA1HF/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Jun 12, 2024 | metadata.json |