NOAA S-57 chart cell
South Hampton Creek and Sapelo River
US4GA1CF
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 1,042
- S-57 layers
- 26
- Published
- Mar 24, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 31.80000° N
- South
- 31.50000° N
- West
- 81.60000° W
- East
- 81.30000° W
- Center
- 31.65000° N, 81.45000° W
- Bounds area
- 276 sq nm
- Feature density
- 3.7728 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 40.1
- Smallest layer
- 1
- Largest layer
- 233
- Area sq km
- 947
- Features per sq km
- 1.09999
- COALNE Coastline 233
- DEPARE Depth area 171
- DEPCNT Depth contour 152
- LNDRGN Land region 146
- RIVERS River 125
- LNDARE Land area 74
- SEAARE Sea area 33
- SLCONS Shoreline construction 23
- M_QUAL Data quality 20
- CTNARE Caution area 11
- BUAARE 8
- SBDARE Seabed area 8
- BCNLAT Lateral beacon 5
- BOYLAT Lateral buoy 5
- DAYMAR 5
- SOUNDG Sounding 5
- BRIDGE 3
- MAGVAR Magnetic variation 3
- WRECKS Wreck 3
- LAKARE 2
Nearby Chart Cells
Approach 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.
- Original NOAA ZIP archive https://www.charts.noaa.gov/ENCs/US4GA1CF.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4GA1CF/1.0/US4GA1CF.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4GA1CF/1.0/US4GA1CF.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4GA1CF/1.0/US4GA1CF.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4GA1CF/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Mar 24, 2025 | metadata.json |