NOAA S-57 chart cell
Atlantic Intracoastal Waterway - Bear River and Medway River
US5GA1HG
- Usage band
- Harbor · code 5
- Current edition
- 1.1
- Features
- 500
- S-57 layers
- 23
- Published
- May 22, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 31.80000° N
- South
- 31.72500° N
- West
- 81.22500° W
- East
- 81.15000° W
- Center
- 31.76250° N, 81.18750° W
- Bounds area
- 17 sq nm
- Feature density
- 29.0013 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 21.7
- Smallest layer
- 1
- Largest layer
- 124
- Area sq km
- 59
- Features per sq km
- 8.45544
- DEPARE Depth area 124
- DEPCNT Depth contour 109
- COALNE Coastline 86
- LNDRGN Land region 37
- LNDARE Land area 27
- SBDARE Seabed area 24
- SEAARE Sea area 17
- CTNARE Caution area 13
- DAYMAR 12
- BCNLAT Lateral beacon 10
- RETRFL 10
- SOUNDG Sounding 8
- M_QUAL Data quality 7
- LIGHTS Light 6
- BCNSPP Special purpose beacon 2
- DISMAR 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- MAGVAR Magnetic variation 1
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.
- Original NOAA ZIP archive https://www.charts.noaa.gov/ENCs/US5GA1HG.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/harbor/US5GA1HG/1.1/US5GA1HG.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/harbor/US5GA1HG/1.1/US5GA1HG.001
- GeoJSON https://charts.openships.ai/noaa/s57/harbor/US5GA1HG/1.1/US5GA1HG.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/harbor/US5GA1HG/1.1/US5GA1HG.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/harbor/US5GA1HG/1.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.1 | May 22, 2026 | metadata.json |