NOAA S-57 chart cell
Puerto Palmas Altas - North Atlantic Ocean
US4PR1DH
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 197
- S-57 layers
- 30
- Published
- Dec 17, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 18.60000° N
- South
- 18.30000° N
- West
- 66.60000° W
- East
- 66.30000° W
- Center
- 18.45000° N, 66.45000° W
- Bounds area
- 308 sq nm
- Feature density
- 0.6401 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 6.6
- Smallest layer
- 1
- Largest layer
- 32
- Area sq km
- 1,056
- Features per sq km
- 0.18663
- LNDARE Land area 32
- SBDARE Seabed area 24
- DEPARE Depth area 15
- COALNE Coastline 14
- DEPCNT Depth contour 14
- UWTROC Underwater rock 14
- LNDRGN Land region 10
- SLCONS Shoreline construction 9
- BUAARE 8
- WATTUR 8
- RIVERS River 7
- BUISGL 5
- LNDMRK 5
- LNDELV 4
- M_QUAL Data quality 4
- LAKARE 3
- OBSTRN Obstruction 3
- SOUNDG Sounding 3
- ADMARE 2
- LIGHTS Light 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/US4PR1DH.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4PR1DH/1.0/US4PR1DH.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4PR1DH/1.0/US4PR1DH.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4PR1DH/1.0/US4PR1DH.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4PR1DH/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Dec 17, 2025 | metadata.json |