NOAA S-57 chart cell

Chesapeake Bay - Spesutie Island to Susquehanna River Channel

US5BALFH

Usage band
Harbor · code 5
Current edition
1.1
Features
333
S-57 layers
36
Published
Dec 7, 2023
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
39.52500° N
South
39.45000° N
West
76.12500° W
East
76.05000° W
Center
39.48750° N, 76.08750° W
Bounds area
16 sq nm
Feature density
21.2789 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
9.3
Smallest layer
1
Largest layer
50
Area sq km
54
Features per sq km
6.20392
  1. DEPARE Depth area 50
  2. COALNE Coastline 47
  3. DEPCNT Depth contour 44
  4. LNDRGN Land region 32
  5. RIVERS River 22
  6. M_QUAL Data quality 15
  7. BOYLAT Lateral buoy 12
  8. SLCONS Shoreline construction 12
  9. SBDARE Seabed area 11
  10. SEAARE Sea area 11
  11. WEDKLP 10
  12. RESARE 8
  13. LNDARE Land area 7
  14. UWTROC Underwater rock 7
  15. CTNARE Caution area 6
  16. SOUNDG Sounding 6
  17. BCNLAT Lateral beacon 3
  18. DAYMAR 3
  19. LIGHTS Light 3
  20. OBSTRN Obstruction 3

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 Dec 7, 2023 metadata.json