NOAA S-57 chart cell

Lake Ontario - Sackets Harbor, NY

US4NY1LJ

Usage band
Approach · code 4
Current edition
1.3
Features
487
S-57 layers
37
Published
May 27, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
44.10000° N
South
43.80000° N
West
76.20000° W
East
75.90000° W
Center
43.95000° N, 76.05000° W
Bounds area
234 sq nm
Feature density
2.085 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
13.2
Smallest layer
1
Largest layer
72
Area sq km
801
Features per sq km
0.60788
  1. DEPCNT Depth contour 72
  2. DEPARE Depth area 71
  3. UWTROC Underwater rock 44
  4. COALNE Coastline 37
  5. LNDARE Land area 35
  6. RIVERS River 26
  7. SEAARE Sea area 26
  8. SLCONS Shoreline construction 20
  9. LIGHTS Light 18
  10. LNDRGN Land region 15
  11. BUISGL 13
  12. SBDARE Seabed area 10
  13. OBSTRN Obstruction 9
  14. BUAARE 8
  15. CTNARE Caution area 8
  16. M_QUAL Data quality 8
  17. BOYLAT Lateral buoy 7
  18. DAYMAR 7
  19. RESARE 7
  20. SILTNK 6

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
1.3 May 27, 2026 metadata.json