NOAA S-57 chart cell

Gulf of Maine to Isle Au Haut

US4ME1DI

Usage band
Approach · code 4
Current edition
2.2
Features
6,073
S-57 layers
47
Published
Apr 30, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
44.40000° N
South
44.10000° N
West
68.70000° W
East
68.40000° W
Center
44.25000° N, 68.55000° W
Bounds area
232 sq nm
Feature density
26.1322 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
129.2
Smallest layer
1
Largest layer
1,347
Area sq km
797
Features per sq km
7.61893
  1. DEPCNT Depth contour 1,347
  2. DEPARE Depth area 1,319
  3. UWTROC Underwater rock 995
  4. SBDARE Seabed area 837
  5. LNDARE Land area 498
  6. COALNE Coastline 330
  7. SEAARE Sea area 100
  8. SLCONS Shoreline construction 98
  9. BOYLAT Lateral buoy 91
  10. LNDRGN Land region 72
  11. OBSTRN Obstruction 56
  12. RIVERS River 39
  13. SOUNDG Sounding 35
  14. BUISGL 33
  15. M_QUAL Data quality 28
  16. BUAARE 27
  17. LNDMRK 15
  18. DAYMAR 14
  19. PILPNT 14
  20. BRIDGE 13

Nearby Chart Cells

Approach usage band

  1. Penobscot Bay US4ME1DH - about 13 nm away
  2. Gulf of Maine - Mount Desert Island and Frenchman Bay US4ME1DJ - about 13 nm away
  3. Blue Hill Harbor, Morgan Bay and Union River Bay US4ME1EI - about 18 nm away
  4. Gulf of Maine to Isle Au Haut US4ME1CI - about 18 nm away
  5. Penobscot Bay to Penobscot River US4ME1EH - about 22 nm away
  6. Maine US4ME1EJ - about 22 nm away

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
2.2 Apr 30, 2026 metadata.json