NOAA S-57 chart cell
Santa Barbara Channel - Pitas Point to Mandalay Beach, CA
US4CA1HQ
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 389
- S-57 layers
- 44
- Published
- May 14, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 34.50000° N
- South
- 34.20000° N
- West
- 119.40000° W
- East
- 119.10000° W
- Center
- 34.35000° N, 119.25000° W
- Bounds area
- 268 sq nm
- Feature density
- 1.4523 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 8.8
- Smallest layer
- 1
- Largest layer
- 121
- Area sq km
- 919
- Features per sq km
- 0.42341
- SLCONS Shoreline construction 121
- DEPCNT Depth contour 38
- DEPARE Depth area 36
- COALNE Coastline 25
- SBDARE Seabed area 25
- BUISGL 16
- SOUNDG Sounding 13
- PIPSOL 9
- LNDRGN Land region 8
- LNDELV 7
- SILTNK 7
- UWTROC Underwater rock 7
- LIGHTS Light 6
- LNDMRK 6
- BUAARE 5
- OBSTRN Obstruction 5
- CTNARE Caution area 4
- RIVERS River 4
- WATTUR 4
- BCNLAT Lateral beacon 3
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/US4CA1HQ.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4CA1HQ/1.0/US4CA1HQ.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4CA1HQ/1.0/US4CA1HQ.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4CA1HQ/1.0/US4CA1HQ.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4CA1HQ/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | May 14, 2026 | metadata.json |