NOAA S-57 chart cell
Massachusetts Bay
US5BOSCF
- Usage band
- Harbor · code 5
- Current edition
- 4.0
- Features
- 353
- S-57 layers
- 23
- Published
- Feb 19, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 42.37500° N
- South
- 42.30000° N
- West
- 70.87500° W
- East
- 70.80000° W
- Center
- 42.33750° N, 70.83750° W
- Bounds area
- 15 sq nm
- Feature density
- 23.5509 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 15.3
- Smallest layer
- 1
- Largest layer
- 116
- Area sq km
- 51
- Features per sq km
- 6.86633
- DEPARE Depth area 116
- DEPCNT Depth contour 115
- UWTROC Underwater rock 31
- SBDARE Seabed area 29
- LNDARE Land area 9
- SEAARE Sea area 8
- SOUNDG Sounding 7
- M_QUAL Data quality 6
- BOYLAT Lateral buoy 5
- COALNE Coastline 5
- LIGHTS Light 5
- FOGSIG 4
- CTNARE Caution area 2
- RESARE 2
- LNDMRK 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- MAGVAR Magnetic variation 1
- PILPNT 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/US5BOSCF.zip
- S-57 cell https://charts.openships.ai/noaa/s57/harbor/US5BOSCF/4.0/US5BOSCF.000
- GeoJSON https://charts.openships.ai/noaa/s57/harbor/US5BOSCF/4.0/US5BOSCF.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/harbor/US5BOSCF/4.0/US5BOSCF.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/harbor/US5BOSCF/4.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 4.0 | Feb 19, 2025 | metadata.json |