NOAA S-57 chart cell
Elizabeth River to the Atlantic Intracoastal Waterway and the Great Dismal Swamp Canal
US4VA1AE
- Usage band
- Approach · code 4
- Current edition
- 1.1
- Features
- 1,120
- S-57 layers
- 30
- Published
- Jul 15, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 36.90000° N
- South
- 36.60000° N
- West
- 76.50000° W
- East
- 76.20000° W
- Center
- 36.75000° N, 76.35000° W
- Bounds area
- 260 sq nm
- Feature density
- 4.3084 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 37.3
- Smallest layer
- 1
- Largest layer
- 336
- Area sq km
- 892
- Features per sq km
- 1.25613
- COALNE Coastline 336
- SLCONS Shoreline construction 309
- RIVERS River 123
- LNDRGN Land region 90
- BRIDGE 79
- LNDARE Land area 49
- SEAARE Sea area 24
- CBLOHD 17
- BUAARE 14
- DEPARE Depth area 11
- GATCON 10
- M_QUAL Data quality 10
- CTNARE Caution area 8
- RESARE 8
- DRYDOC 6
- PILPNT 6
- LNDMRK 3
- M_SDAT 3
- LAKARE 2
- RDOSTA 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/US4VA1AE.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/approach/US4VA1AE/1.1/US4VA1AE.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/approach/US4VA1AE/1.1/US4VA1AE.001
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4VA1AE/1.1/US4VA1AE.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4VA1AE/1.1/US4VA1AE.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4VA1AE/1.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.1 | Jul 15, 2025 | metadata.json |