NOAA S-57 chart cell

Machias River and Dennys River

US4ME1FM

Usage band
Approach · code 4
Current edition
1.0
Features
413
S-57 layers
27
Published
Jun 26, 2024
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
45.00000° N
South
44.70000° N
West
67.50000° W
East
67.20000° W
Center
44.85000° N, 67.35000° W
Bounds area
230 sq nm
Feature density
1.7956 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
15.3
Smallest layer
1
Largest layer
102
Area sq km
789
Features per sq km
0.5235
  1. COALNE Coastline 102
  2. LNDRGN Land region 63
  3. SBDARE Seabed area 63
  4. RIVERS River 30
  5. DEPARE Depth area 27
  6. UWTROC Underwater rock 25
  7. DEPCNT Depth contour 22
  8. SEAARE Sea area 14
  9. BRIDGE 11
  10. BUISGL 9
  11. LNDARE Land area 9
  12. M_QUAL Data quality 7
  13. BUAARE 6
  14. LNDMRK 4
  15. SOUNDG Sounding 4
  16. LNDELV 3
  17. SLCONS Shoreline construction 3
  18. CBLOHD 2
  19. CBLARE 1
  20. LAKARE 1

Nearby Chart Cells

Approach 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
1.0 Jun 26, 2024 metadata.json