NOAA S-57 chart cell
Hudson River, Poughkeepsie to West Point
US4NY1DQ
- Usage band
- Approach · code 4
- Current edition
- 5.0
- Features
- 1,387
- S-57 layers
- 49
- Published
- Mar 3, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 41.70000° N
- South
- 41.40000° N
- West
- 74.10000° W
- East
- 73.80000° W
- Center
- 41.55000° N, 73.95000° W
- Bounds area
- 243 sq nm
- Feature density
- 5.7125 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 28.3
- Smallest layer
- 1
- Largest layer
- 244
- Area sq km
- 833
- Features per sq km
- 1.66549
- SLCONS Shoreline construction 244
- DEPARE Depth area 204
- DEPCNT Depth contour 178
- COALNE Coastline 109
- SBDARE Seabed area 59
- M_QUAL Data quality 58
- RIVERS River 57
- OBSTRN Obstruction 46
- BUISGL 41
- WRECKS Wreck 39
- LNDRGN Land region 37
- PONTON 30
- BRIDGE 22
- LNDMRK 21
- LNDARE Land area 20
- BUAARE 19
- PILPNT 19
- SLOTOP 18
- LIGHTS Light 17
- SILTNK 13
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/US4NY1DQ.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4NY1DQ/5.0/US4NY1DQ.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4NY1DQ/5.0/US4NY1DQ.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4NY1DQ/5.0/US4NY1DQ.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4NY1DQ/5.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 5.0 | Mar 3, 2026 | metadata.json |