NOAA S-57 chart cell

Chesapeake Bay - Swan Point Channel

US5BALAE

Usage band
Harbor · code 5
Current edition
2.2
Features
192
S-57 layers
28
Published
May 2, 2024
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
39.15000° N
South
39.07500° N
West
76.35000° W
East
76.27500° W
Center
39.11250° N, 76.31250° W
Bounds area
16 sq nm
Feature density
12.2033 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
6.9
Smallest layer
1
Largest layer
27
Area sq km
54
Features per sq km
3.55793
  1. SBDARE Seabed area 27
  2. LIGHTS Light 23
  3. DEPARE Depth area 22
  4. DEPCNT Depth contour 20
  5. BOYLAT Lateral buoy 17
  6. SOUNDG Sounding 14
  7. DRGARE 12
  8. OBSTRN Obstruction 10
  9. M_QUAL Data quality 9
  10. CTNARE Caution area 4
  11. BCNSPP Special purpose beacon 3
  12. C_AGGR 3
  13. FAIRWY Fairway 3
  14. M_NPUB 3
  15. NAVLNE 3
  16. RECTRC 3
  17. LNDRGN Land region 2
  18. RESARE 2
  19. SEAARE Sea area 2
  20. WRECKS Wreck 2

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
2.2 May 2, 2024 metadata.json