NOAA S-57 chart cell
North Pacific Ocean - Pfeiffer Point to Point Sur, CA
US4CA1NG
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 853
- S-57 layers
- 26
- Published
- May 20, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 36.30000° N
- South
- 36.00000° N
- West
- 122.10000° W
- East
- 121.80000° W
- Center
- 36.15000° N, 121.95000° W
- Bounds area
- 262 sq nm
- Feature density
- 3.256 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 32.8
- Smallest layer
- 1
- Largest layer
- 236
- Area sq km
- 899
- Features per sq km
- 0.94931
- LNDARE Land area 236
- UWTROC Underwater rock 207
- SBDARE Seabed area 100
- DEPCNT Depth contour 83
- DEPARE Depth area 66
- WEDKLP 65
- COALNE Coastline 48
- BUISGL 7
- LNDELV 7
- SOUNDG Sounding 5
- M_QUAL Data quality 4
- RIVERS River 4
- LNDRGN Land region 3
- SEAARE Sea area 3
- M_NPUB 2
- OBSTRN Obstruction 2
- RESARE 2
- ADMARE 1
- CBLSUB 1
- CONZNE 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/US4CA1NG.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4CA1NG/1.0/US4CA1NG.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4CA1NG/1.0/US4CA1NG.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4CA1NG/1.0/US4CA1NG.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4CA1NG/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | May 20, 2026 | metadata.json |