NOAA S-57 chart cell

Gunpowder River

US5BALEE

Usage band
Harbor · code 5
Current edition
1.1
Features
310
S-57 layers
30
Published
Aug 1, 2024
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
39.45000° N
South
39.37500° N
West
76.35000° W
East
76.27500° W
Center
39.41250° N, 76.31250° W
Bounds area
16 sq nm
Feature density
19.7878 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
10.3
Smallest layer
1
Largest layer
101
Area sq km
54
Features per sq km
5.76921
  1. COALNE Coastline 101
  2. LNDRGN Land region 58
  3. DEPARE Depth area 23
  4. DEPCNT Depth contour 20
  5. RIVERS River 12
  6. SLCONS Shoreline construction 10
  7. BOYLAT Lateral buoy 8
  8. LNDARE Land area 8
  9. PILPNT 8
  10. SEAARE Sea area 8
  11. OBSTRN Obstruction 7
  12. RESARE 7
  13. M_QUAL Data quality 5
  14. BRIDGE 4
  15. PIPARE 4
  16. CBLOHD 3
  17. SBDARE Seabed area 3
  18. BCNLAT Lateral beacon 2
  19. BUAARE 2
  20. DAYMAR 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
1.1 Aug 1, 2024 metadata.json