NOAA S-57 chart cell

North Atlantic Ocean

US4GA1DJ

Usage band
Approach · code 4
Current edition
2.0
Features
53
S-57 layers
19
Published
Apr 23, 2025
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
32.10000° N
South
31.80000° N
West
80.40000° W
East
80.10000° W
Center
31.95000° N, 80.25000° W
Bounds area
275 sq nm
Feature density
0.1925 / sq nm

Chart Statistics

19 largest layers shown

Average features per layer
2.8
Smallest layer
1
Largest layer
12
Area sq km
944
Features per sq km
0.05613
  1. DEPARE Depth area 12
  2. DEPCNT Depth contour 9
  3. SBDARE Seabed area 7
  4. M_QUAL Data quality 6
  5. SOUNDG Sounding 4
  6. RESARE 2
  7. BOYSPP Special purpose buoy 1
  8. CONZNE 1
  9. EXEZNE 1
  10. FOGSIG 1
  11. LIGHTS Light 1
  12. LNDARE Land area 1
  13. LNDMRK 1
  14. M_COVR Coverage 1
  15. M_NPUB 1
  16. M_NSYS 1
  17. MAGVAR Magnetic variation 1
  18. MIPARE 1
  19. SEAARE Sea area 1

Nearby Chart Cells

Approach usage band

  1. Approaches to Savannah River and Calibogue Sound US4GA1DI - about 15 nm away
  2. Approaches to Saint Helena Sound - North Atlantic Ocean US4SC1AN - about 18 nm away
  3. Approaches to Port Royal Sound US4SC1AM - about 24 nm away
  4. Approaches to Calibogue Sound, Savannah River, and Wassaw Sound US4GA1DH - about 31 nm away
  5. Port Royal Sound to Broad River and Calibogue Sound US4SC1AL - about 35 nm away
  6. Approaches to Ossabaw Sound - North Atlantic Ocean US4GA1CH - about 36 nm away

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
2.0 Apr 23, 2025 metadata.json