NOAA S-57 chart cell
San Pablo Bay
US5CA31M
- Usage band
- Harbor · code 5
- Current edition
- 41.1
- Features
- 1,326
- S-57 layers
- 48
- Published
- Jan 30, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 38.31374° N
- South
- 37.94469° N
- West
- 122.66263° W
- East
- 122.21112° W
- Center
- 38.12922° N, 122.43687° W
- Bounds area
- 472 sq nm
- Feature density
- 2.8064 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 27.6
- Smallest layer
- 1
- Largest layer
- 189
- Area sq km
- 1,621
- Features per sq km
- 0.81821
- COALNE Coastline 189
- RIVERS River 132
- SLCONS Shoreline construction 117
- DEPARE Depth area 114
- LNDRGN Land region 112
- DEPCNT Depth contour 103
- DYKCON 72
- BUISGL 61
- PILPNT 55
- LAKARE 37
- LNDARE Land area 34
- BRIDGE 27
- LIGHTS Light 27
- DAYMAR 26
- BCNLAT Lateral beacon 23
- BUAARE 21
- PRDARE 20
- PONTON 16
- SEAARE Sea area 16
- OBSTRN Obstruction 15
Nearby Chart Cells
Harbor 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/US5CA31M.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/harbor/US5CA31M/41.1/US5CA31M.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/harbor/US5CA31M/41.1/US5CA31M.001
- GeoJSON https://charts.openships.ai/noaa/s57/harbor/US5CA31M/41.1/US5CA31M.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/harbor/US5CA31M/41.1/US5CA31M.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/harbor/US5CA31M/41.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 41.1 | Jan 30, 2026 | metadata.json |