NOAA S-57 chart cell

Niagara River - Entrance to Niagara Whirlpool, NY

US5BUFHC

Usage band
Harbor · code 5
Current edition
1.1
Features
96
S-57 layers
31
Published
Mar 23, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
43.20000° N
South
43.12500° N
West
79.05000° W
East
78.97500° W
Center
43.16250° N, 79.01250° W
Bounds area
15 sq nm
Feature density
6.4906 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
3.1
Smallest layer
1
Largest layer
23
Area sq km
51
Features per sq km
1.89235
  1. CBLOHD 23
  2. BUISGL 13
  3. DEPARE Depth area 9
  4. DEPCNT Depth contour 8
  5. DAMCON 4
  6. ADMARE 3
  7. BUAARE 3
  8. LNDMRK 3
  9. RIVERS River 3
  10. CANALS 2
  11. COALNE Coastline 2
  12. DYKCON 2
  13. LIGHTS Light 2
  14. LNDARE Land area 2
  15. BRIDGE 1
  16. CTRPNT 1
  17. HRBFAC 1
  18. LAKARE 1
  19. LNDRGN Land region 1
  20. M_COVR Coverage 1

Nearby Chart Cells

Harbor 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
1.1 Mar 23, 2026 metadata.json