NOAA S-57 chart cell
Tomales Bay - Tomales Point, CA
US5CA4JB
- Usage band
- Harbor · code 5
- Current edition
- 1.0
- Features
- 918
- S-57 layers
- 38
- Published
- Dec 17, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 38.25000° N
- South
- 38.17500° N
- West
- 123.00000° W
- East
- 122.92500° W
- Center
- 38.21250° N, 122.96250° W
- Bounds area
- 16 sq nm
- Feature density
- 57.6185 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 24.2
- Smallest layer
- 1
- Largest layer
- 233
- Area sq km
- 55
- Features per sq km
- 16.79887
- UWTROC Underwater rock 233
- DEPCNT Depth contour 149
- LNDARE Land area 143
- DEPARE Depth area 115
- COALNE Coastline 95
- SBDARE Seabed area 27
- WEDKLP 17
- LNDRGN Land region 14
- PILPNT 14
- LNDELV 11
- OBSTRN Obstruction 11
- SLCONS Shoreline construction 11
- BCNSPP Special purpose beacon 10
- BUISGL 9
- M_QUAL Data quality 9
- SEAARE Sea area 6
- SOUNDG Sounding 6
- WATTUR 5
- BCNLAT Lateral beacon 4
- BUAARE 4
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/US5CA4JB.zip
- S-57 cell https://charts.openships.ai/noaa/s57/harbor/US5CA4JB/1.0/US5CA4JB.000
- GeoJSON https://charts.openships.ai/noaa/s57/harbor/US5CA4JB/1.0/US5CA4JB.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/harbor/US5CA4JB/1.0/US5CA4JB.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/harbor/US5CA4JB/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Dec 17, 2025 | metadata.json |