NOAA S-57 chart cell
North Atlantic Ocean
US4PR1EH
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 32
- S-57 layers
- 16
- Published
- Dec 17, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 18.90000° N
- South
- 18.60000° N
- West
- 66.60000° W
- East
- 66.30000° W
- Center
- 18.75000° N, 66.45000° W
- Bounds area
- 307 sq nm
- Feature density
- 0.1042 / sq nm
Chart Statistics
16 largest layers shown
- Average features per layer
- 2
- Smallest layer
- 1
- Largest layer
- 8
- Area sq km
- 1,054
- Features per sq km
- 0.03037
- CBLSUB 8
- SBDARE Seabed area 6
- SOUNDG Sounding 3
- ADMARE 2
- M_QUAL Data quality 2
- CONZNE 1
- COSARE 1
- DEPARE Depth area 1
- EXEZNE 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- MAGVAR Magnetic variation 1
- RESARE 1
- SEAARE Sea area 1
- TESARE 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/US4PR1EH.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4PR1EH/1.0/US4PR1EH.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4PR1EH/1.0/US4PR1EH.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4PR1EH/1.0/US4PR1EH.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4PR1EH/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Dec 17, 2025 | metadata.json |