NOAA S-57 chart cell
North Atlantic Ocean - Long Bay and Approaches to Murrells Inlet
US4SC1ER
- Usage band
- Approach · code 4
- Current edition
- 1.1
- Features
- 819
- S-57 layers
- 40
- Published
- Mar 18, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 33.60000° N
- South
- 33.30000° N
- West
- 79.20000° W
- East
- 78.90000° W
- Center
- 33.45000° N, 79.05000° W
- Bounds area
- 271 sq nm
- Feature density
- 3.0255 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 20.5
- Smallest layer
- 1
- Largest layer
- 189
- Area sq km
- 928
- Features per sq km
- 0.88209
- RIVERS River 189
- COALNE Coastline 149
- DEPCNT Depth contour 79
- DEPARE Depth area 75
- LNDRGN Land region 69
- LNDARE Land area 54
- SBDARE Seabed area 44
- SLCONS Shoreline construction 44
- SEAARE Sea area 19
- M_QUAL Data quality 14
- BUAARE 11
- CTNARE Caution area 10
- LAKARE 8
- OBSTRN Obstruction 7
- LIGHTS Light 5
- SOUNDG Sounding 5
- BOYSPP Special purpose buoy 3
- WATTUR 3
- BCNLAT Lateral beacon 2
- BCNSPP Special purpose beacon 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/US4SC1ER.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/approach/US4SC1ER/1.1/US4SC1ER.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/approach/US4SC1ER/1.1/US4SC1ER.001
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4SC1ER/1.1/US4SC1ER.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4SC1ER/1.1/US4SC1ER.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4SC1ER/1.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.1 | Mar 18, 2026 | metadata.json |