NOAA S-57 chart cell
Massachusetts
US3MA1CB
- Usage band
- Coastal · code 3
- Current edition
- 1.0
- Features
- 359
- S-57 layers
- 30
- Published
- Apr 17, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 43.20000° N
- South
- 42.00000° N
- West
- 72.00000° W
- East
- 70.80000° W
- Center
- 42.60000° N, 71.40000° W
- Bounds area
- 3,821 sq nm
- Feature density
- 0.094 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 12
- Smallest layer
- 1
- Largest layer
- 68
- Area sq km
- 13,106
- Features per sq km
- 0.02739
- COALNE Coastline 68
- RIVERS River 66
- LNDARE Land area 62
- SEAARE Sea area 20
- BUAARE 18
- BRIDGE 16
- LIGHTS Light 14
- DEPARE Depth area 12
- SLCONS Shoreline construction 9
- CTNARE Caution area 7
- DEPCNT Depth contour 7
- FOGSIG 7
- LNDMRK 7
- BOYLAT Lateral buoy 6
- M_QUAL Data quality 5
- MAGVAR Magnetic variation 5
- LNDRGN Land region 4
- RESARE 4
- LAKARE 3
- RDOSTA 3
Nearby Chart Cells
Coastal 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/US3MA1CB.zip
- S-57 cell https://charts.openships.ai/noaa/s57/coastal/US3MA1CB/1.0/US3MA1CB.000
- GeoJSON https://charts.openships.ai/noaa/s57/coastal/US3MA1CB/1.0/US3MA1CB.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/coastal/US3MA1CB/1.0/US3MA1CB.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/coastal/US3MA1CB/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Apr 17, 2026 | metadata.json |