NOAA S-57 chart cell

Ashtabula, OH

US4OH1LN

Usage band
Approach · code 4
Current edition
1.4
Features
213
S-57 layers
37
Published
Mar 19, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
42.00000° N
South
41.70000° N
West
81.00000° W
East
80.70000° W
Center
41.85000° N, 80.85000° W
Bounds area
242 sq nm
Feature density
0.8814 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
5.8
Smallest layer
1
Largest layer
28
Area sq km
829
Features per sq km
0.25696
  1. SLCONS Shoreline construction 28
  2. DEPARE Depth area 24
  3. DEPCNT Depth contour 23
  4. LIGHTS Light 12
  5. COALNE Coastline 11
  6. RIVERS River 11
  7. LNDMRK 9
  8. M_QUAL Data quality 9
  9. OBSTRN Obstruction 8
  10. RECTRC 8
  11. SBDARE Seabed area 8
  12. LNDARE Land area 7
  13. SOUNDG Sounding 6
  14. BUAARE 5
  15. PIPSOL 5
  16. MAGVAR Magnetic variation 4
  17. BCNLAT Lateral beacon 3
  18. BRIDGE 3
  19. DMPGRD 3
  20. BCNSPP Special purpose beacon 2

Nearby Chart Cells

Approach usage band

  1. Conneaut, OH US4OH1LO - about 13 nm away
  2. Lake Erie - Grand River to Arcola Creek, OH US4OH1LM - about 13 nm away
  3. Lake Erie - Lake Center, North of Ashtabula, OH US4OH1MN - about 18 nm away
  4. Crooked Creek, PA US4OH1MO - about 22 nm away
  5. Lake Erie - North Of Grand River, OH US4OH1MM - about 22 nm away
  6. Lake Erie - Mentor Harbor, OH US4OH1LL - about 27 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 Mar 19, 2026 metadata.json