NOAA S-57 chart cell
Chesapeake Bay - Onancock Creek and North Atlantic Ocean - Wachapreague Inlet
US4VA1DG
- Usage band
- Approach · code 4
- Current edition
- 2.0
- Features
- 2,885
- S-57 layers
- 43
- Published
- May 4, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 37.80000° N
- South
- 37.50000° N
- West
- 75.90000° W
- East
- 75.60000° W
- Center
- 37.65000° N, 75.75000° W
- Bounds area
- 257 sq nm
- Feature density
- 11.2311 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 67.1
- Smallest layer
- 1
- Largest layer
- 559
- Area sq km
- 881
- Features per sq km
- 3.27447
- COALNE Coastline 559
- DEPARE Depth area 422
- LNDRGN Land region 366
- RIVERS River 332
- LNDARE Land area 235
- DEPCNT Depth contour 184
- DAYMAR 101
- PILPNT 82
- BCNLAT Lateral beacon 78
- SEAARE Sea area 78
- SLCONS Shoreline construction 62
- M_QUAL Data quality 50
- BOYLAT Lateral buoy 31
- LAKARE 28
- LIGHTS Light 28
- SBDARE Seabed area 28
- BCNSPP Special purpose beacon 25
- BUAARE 25
- CBLOHD 24
- CTNARE Caution area 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/US4VA1DG.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4VA1DG/2.0/US4VA1DG.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4VA1DG/2.0/US4VA1DG.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4VA1DG/2.0/US4VA1DG.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4VA1DG/2.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 2.0 | May 4, 2026 | metadata.json |