NOAA S-57 chart cell

Lake Erie - Portland to Beaver Creek, NY

US4NY2DD

Usage band
Approach · code 4
Current edition
1.4
Features
225
S-57 layers
34
Published
May 13, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
42.60000° N
South
42.30000° N
West
79.50000° W
East
79.20000° W
Center
42.45000° N, 79.35000° W
Bounds area
239 sq nm
Feature density
0.9399 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
6.6
Smallest layer
1
Largest layer
34
Area sq km
821
Features per sq km
0.27403
  1. DEPARE Depth area 34
  2. DEPCNT Depth contour 33
  3. RIVERS River 23
  4. SLCONS Shoreline construction 22
  5. SBDARE Seabed area 19
  6. UWTROC Underwater rock 11
  7. LIGHTS Light 9
  8. LNDMRK 9
  9. COALNE Coastline 8
  10. PIPSOL 6
  11. BUISGL 5
  12. M_QUAL Data quality 5
  13. PONTON 5
  14. SOUNDG Sounding 5
  15. BUAARE 3
  16. MAGVAR Magnetic variation 3
  17. RECTRC 3
  18. SILTNK 3
  19. LNDRGN Land region 2
  20. RUNWAY 2

Nearby Chart Cells

Approach usage band

  1. Lake Erie - Silver Creek to Farnham, NY US4NY2DE - about 13 nm away
  2. Lake Erie - Westfield, NY US4NY2DC - about 13 nm away
  3. Lake Erie - North of Dunkirk, NY US4NY2ED - about 18 nm away
  4. Lake Erie - Muddy Creek to Unity Island, NY - Canada US4NY2EE - about 22 nm away
  5. Lake Erie - North of Portland, NY US4NY2EC - about 22 nm away
  6. Lake Erie - Twentymile Creek, PA - NY US4NY2CC - 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
1.4 May 13, 2026 metadata.json