NOAA S-57 chart cell
North Pacific Ocean - San Luis Obispo Bay and Morro Bay, CA
US4CA1KL
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 2,096
- S-57 layers
- 45
- Published
- May 20, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 35.40000° N
- South
- 35.10000° N
- West
- 120.90000° W
- East
- 120.60000° W
- Center
- 35.25000° N, 120.75000° W
- Bounds area
- 265 sq nm
- Feature density
- 7.9109 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 46.6
- Smallest layer
- 1
- Largest layer
- 559
- Area sq km
- 909
- Features per sq km
- 2.30646
- UWTROC Underwater rock 559
- DEPCNT Depth contour 294
- SBDARE Seabed area 249
- DEPARE Depth area 242
- COALNE Coastline 131
- LNDARE Land area 90
- BUISGL 72
- RIVERS River 64
- WEDKLP 60
- SLCONS Shoreline construction 50
- LNDELV 31
- LNDRGN Land region 28
- OBSTRN Obstruction 23
- CBLSUB 19
- SOUNDG Sounding 19
- LIGHTS Light 16
- PILPNT 16
- SLOGRD 15
- BOYLAT Lateral buoy 14
- SILTNK 13
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/US4CA1KL.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4CA1KL/1.0/US4CA1KL.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4CA1KL/1.0/US4CA1KL.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4CA1KL/1.0/US4CA1KL.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4CA1KL/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | May 20, 2026 | metadata.json |