NOAA S-57 chart cell
Humboldt Bay
US5CA94M
- Usage band
- Harbor · code 5
- Current edition
- 31.1
- Features
- 64
- S-57 layers
- 20
- Published
- Apr 22, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 40.87737° N
- South
- 40.66972° N
- West
- 124.29573° W
- East
- 124.06445° W
- Center
- 40.77354° N, 124.18009° W
- Bounds area
- 131 sq nm
- Feature density
- 0.4882 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 3.2
- Smallest layer
- 1
- Largest layer
- 15
- Area sq km
- 450
- Features per sq km
- 0.14232
- DEPARE Depth area 15
- DEPCNT Depth contour 15
- SBDARE Seabed area 7
- M_QUAL Data quality 6
- SOUNDG Sounding 3
- M_COVR Coverage 2
- MAGVAR Magnetic variation 2
- WATTUR 2
- ADMARE 1
- BUISGL 1
- COALNE Coastline 1
- DMPGRD 1
- LNDARE Land area 1
- LNDMRK 1
- M_NPUB 1
- M_NSYS 1
- RESARE 1
- SEAARE Sea area 1
- SLOGRD 1
- SLOTOP 1
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/US5CA94M.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/harbor/US5CA94M/31.1/US5CA94M.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/harbor/US5CA94M/31.1/US5CA94M.001
- GeoJSON https://charts.openships.ai/noaa/s57/harbor/US5CA94M/31.1/US5CA94M.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/harbor/US5CA94M/31.1/US5CA94M.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/harbor/US5CA94M/31.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 31.1 | Apr 22, 2026 | metadata.json |