NOAA S-57 chart cell

Atlantic Intracoastal Waterway - Johnson Creek to South Newport River

US5GA1FG

Usage band
Harbor · code 5
Current edition
1.1
Features
565
S-57 layers
24
Published
Mar 23, 2026
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

Loading map
North
31.65000° N
South
31.57500° N
West
81.22500° W
East
81.15000° W
Center
31.61250° N, 81.18750° W
Bounds area
17 sq nm
Feature density
32.7186 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
23.5
Smallest layer
1
Largest layer
115
Area sq km
59
Features per sq km
9.53922
  1. COALNE Coastline 115
  2. DEPARE Depth area 113
  3. DEPCNT Depth contour 97
  4. RIVERS River 60
  5. LNDRGN Land region 52
  6. LNDARE Land area 32
  7. SEAARE Sea area 16
  8. M_QUAL Data quality 13
  9. BCNLAT Lateral beacon 11
  10. DAYMAR 11
  11. SOUNDG Sounding 11
  12. RETRFL 9
  13. SBDARE Seabed area 9
  14. CTNARE Caution area 2
  15. DISMAR 2
  16. LIGHTS Light 2
  17. MAGVAR Magnetic variation 2
  18. RESARE 2
  19. M_COVR Coverage 1
  20. M_NPUB 1

Nearby Chart Cells

Harbor usage band

  1. Atlantic Intracoastal Waterway - South Newport River to Sapelo Sound US5GA1EG - about 5 nm away
  2. Atlantic Intracoastal Waterway - Saint Catherines Sound to Johnson Creek US5GA1GG - about 5 nm away
  3. Atlantic Intracoastal Waterway - Bear River to Saint Catherines Sound US5GA1GH - about 6 nm away
  4. Approaches to Sapelo Sound US5GA1EH - about 6 nm away
  5. Atlantic Intracoastal Waterway - Sapelo Sound to Front River and Mud River US5GA1EF - about 6 nm away
  6. Approaches to Saint Catherines Sound US5GA1GI - about 9 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
1.1 Mar 23, 2026 metadata.json