NOAA S-57 chart cell

Lake Ontario - Niagara River to Uneeda Beach, NY

US4NY2GE

Usage band
Approach · code 4
Current edition
2.2
Features
175
S-57 layers
36
Published
Mar 24, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
43.50000° N
South
43.20000° N
West
79.20000° W
East
78.90000° W
Center
43.35000° N, 79.05000° W
Bounds area
236 sq nm
Feature density
0.7418 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
4.9
Smallest layer
1
Largest layer
26
Area sq km
809
Features per sq km
0.21627
  1. DEPARE Depth area 26
  2. DEPCNT Depth contour 24
  3. COALNE Coastline 19
  4. RECTRC 11
  5. RIVERS River 11
  6. LNDRGN Land region 8
  7. SBDARE Seabed area 7
  8. LIGHTS Light 5
  9. M_QUAL Data quality 5
  10. SEAARE Sea area 5
  11. SLCONS Shoreline construction 5
  12. UWTROC Underwater rock 5
  13. BOYLAT Lateral buoy 4
  14. LNDMRK 4
  15. SOUNDG Sounding 4
  16. FORSTC 3
  17. LNDARE Land area 3
  18. M_COVR Coverage 3
  19. ADMARE 2
  20. BCNSPP Special purpose beacon 2

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
2.2 Mar 24, 2026 metadata.json