NOAA S-57 chart cell
Currituck Beach Light to Wimble Shoals
US4NC31M
- Usage band
- Approach · code 4
- Current edition
- 37.1
- Features
- 2,221
- S-57 layers
- 55
- Published
- Jun 3, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 36.40722° N
- South
- 35.58345° N
- West
- 76.06108° W
- East
- 75.25684° W
- Center
- 35.99533° N, 75.65896° W
- Bounds area
- 1,932 sq nm
- Feature density
- 1.1495 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 40.4
- Smallest layer
- 1
- Largest layer
- 265
- Area sq km
- 6,627
- Features per sq km
- 0.33513
- COALNE Coastline 265
- DEPCNT Depth contour 229
- DEPARE Depth area 205
- LNDRGN Land region 182
- LNDARE Land area 161
- DAYMAR 136
- BCNLAT Lateral beacon 129
- SBDARE Seabed area 106
- M_QUAL Data quality 96
- PILPNT 94
- RIVERS River 83
- LIGHTS Light 72
- OBSTRN Obstruction 66
- SEAARE Sea area 55
- SOUNDG Sounding 54
- RETRFL 32
- CTNARE Caution area 24
- DMPGRD 23
- WRECKS Wreck 21
- UNSARE 20
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/US4NC31M.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/approach/US4NC31M/37.1/US4NC31M.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/approach/US4NC31M/37.1/US4NC31M.001
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4NC31M/37.1/US4NC31M.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4NC31M/37.1/US4NC31M.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4NC31M/37.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 37.1 | Jun 3, 2026 | metadata.json |