NOAA S-57 chart cell

Massachusetts

US3MA1CC

Usage band
Coastal · code 3
Current edition
2.0
Features
1,240
S-57 layers
54
Published
Jun 11, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
43.20000° N
South
42.00000° N
West
70.80000° W
East
69.60000° W
Center
42.60000° N, 70.20000° W
Bounds area
3,821 sq nm
Feature density
0.3245 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
23
Smallest layer
1
Largest layer
197
Area sq km
13,106
Features per sq km
0.09462
  1. DEPARE Depth area 197
  2. DEPCNT Depth contour 197
  3. WRECKS Wreck 108
  4. RIVERS River 102
  5. LNDARE Land area 78
  6. SBDARE Seabed area 78
  7. COALNE Coastline 74
  8. LIGHTS Light 61
  9. SEAARE Sea area 41
  10. SLCONS Shoreline construction 28
  11. SOUNDG Sounding 28
  12. BOYSPP Special purpose buoy 24
  13. FOGSIG 21
  14. RESARE 20
  15. LNDMRK 18
  16. UWTROC Underwater rock 15
  17. M_QUAL Data quality 12
  18. BUAARE 11
  19. DMPGRD 11
  20. BOYLAT Lateral buoy 10

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.

Editions

Edition Published Metadata
2.0 Jun 11, 2026 metadata.json