NOAA S-57 chart cell
North Atlantic Ocean - Approaches to Delaware Bay; Cape May
US4NJ1AC
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 913
- S-57 layers
- 59
- Published
- Jun 26, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 39.00000° N
- South
- 38.70000° N
- West
- 75.00000° W
- East
- 74.70000° W
- Center
- 38.85000° N, 74.85000° W
- Bounds area
- 253 sq nm
- Feature density
- 3.6134 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 15.5
- Smallest layer
- 1
- Largest layer
- 125
- Area sq km
- 867
- Features per sq km
- 1.05351
- DEPCNT Depth contour 125
- DEPARE Depth area 121
- SBDARE Seabed area 102
- COALNE Coastline 84
- SLCONS Shoreline construction 82
- RIVERS River 45
- LNDRGN Land region 39
- SEAARE Sea area 32
- M_QUAL Data quality 30
- WRECKS Wreck 26
- LIGHTS Light 21
- LNDARE Land area 21
- OBSTRN Obstruction 20
- BRIDGE 18
- SOUNDG Sounding 15
- BUAARE 11
- CTNARE Caution area 9
- BOYLAT Lateral buoy 8
- LAKARE 8
- LNDMRK 7
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/US4NJ1AC.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4NJ1AC/1.0/US4NJ1AC.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4NJ1AC/1.0/US4NJ1AC.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4NJ1AC/1.0/US4NJ1AC.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4NJ1AC/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Jun 26, 2025 | metadata.json |