NOAA S-57 chart cell
North Atlantic Ocean - Onslow Bay and Approaches to New Topsail Inlet
US4NC1CE
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 862
- S-57 layers
- 36
- Published
- Mar 11, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 34.50000° N
- South
- 34.20000° N
- West
- 77.70000° W
- East
- 77.40000° W
- Center
- 34.35000° N, 77.55000° W
- Bounds area
- 268 sq nm
- Feature density
- 3.2181 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 23.9
- Smallest layer
- 1
- Largest layer
- 237
- Area sq km
- 919
- Features per sq km
- 0.93826
- COALNE Coastline 237
- LNDARE Land area 210
- LNDRGN Land region 150
- RIVERS River 64
- LAKARE 35
- SBDARE Seabed area 28
- DEPCNT Depth contour 21
- SLCONS Shoreline construction 21
- DEPARE Depth area 19
- SEAARE Sea area 18
- M_QUAL Data quality 8
- BRIDGE 5
- BUAARE 5
- CTNARE Caution area 5
- OBSTRN Obstruction 5
- SILTNK 4
- LNDMRK 3
- SOUNDG Sounding 3
- CBLOHD 2
- FAIRWY Fairway 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/US4NC1CE.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4NC1CE/1.0/US4NC1CE.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4NC1CE/1.0/US4NC1CE.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4NC1CE/1.0/US4NC1CE.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4NC1CE/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Mar 11, 2026 | metadata.json |