NOAA S-57 chart cell
Monterey Bay - Moss Landing and Elkhorn Slough, CA
US4CA1PI
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 374
- S-57 layers
- 45
- Published
- May 20, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 36.90000° N
- South
- 36.60000° N
- West
- 121.80000° W
- East
- 121.50000° W
- Center
- 36.75000° N, 121.65000° W
- Bounds area
- 260 sq nm
- Feature density
- 1.4387 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 8.3
- Smallest layer
- 1
- Largest layer
- 57
- Area sq km
- 892
- Features per sq km
- 0.41946
- SLCONS Shoreline construction 57
- DEPCNT Depth contour 50
- COALNE Coastline 46
- DEPARE Depth area 38
- LNDRGN Land region 26
- BUISGL 17
- PONTON 17
- RIVERS River 16
- DYKCON 8
- SEAARE Sea area 8
- M_QUAL Data quality 7
- PIPSOL 7
- SBDARE Seabed area 6
- BRIDGE 5
- LIGHTS Light 5
- LNDARE Land area 5
- DAYMAR 4
- LAKARE 4
- MAGVAR Magnetic variation 4
- RESARE 4
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/US4CA1PI.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4CA1PI/1.0/US4CA1PI.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4CA1PI/1.0/US4CA1PI.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4CA1PI/1.0/US4CA1PI.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4CA1PI/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | May 20, 2026 | metadata.json |