NOAA S-57 chart cell
Long Island Sound and Port Chester
US5CT1AA
- Usage band
- Harbor · code 5
- Current edition
- 6.1
- Features
- 936
- S-57 layers
- 43
- Published
- Oct 22, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 41.02500° N
- South
- 40.95000° N
- West
- 73.72500° W
- East
- 73.65000° W
- Center
- 40.98750° N, 73.68750° W
- Bounds area
- 15 sq nm
- Feature density
- 61.1508 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 21.8
- Smallest layer
- 1
- Largest layer
- 136
- Area sq km
- 52
- Features per sq km
- 17.82871
- DEPARE Depth area 136
- DEPCNT Depth contour 123
- SLCONS Shoreline construction 95
- M_QUAL Data quality 84
- UWTROC Underwater rock 66
- COALNE Coastline 65
- SBDARE Seabed area 65
- PONTON 45
- LNDARE Land area 33
- LNDRGN Land region 28
- BOYLAT Lateral buoy 26
- OBSTRN Obstruction 16
- RESARE 15
- DRGARE 13
- SEAARE Sea area 13
- BUISGL 11
- RIVERS River 11
- BUAARE 10
- LNDMRK 10
- BRIDGE 9
Nearby Chart Cells
Harbor 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/US5CT1AA.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/harbor/US5CT1AA/6.1/US5CT1AA.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/harbor/US5CT1AA/6.1/US5CT1AA.001
- GeoJSON https://charts.openships.ai/noaa/s57/harbor/US5CT1AA/6.1/US5CT1AA.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/harbor/US5CT1AA/6.1/US5CT1AA.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/harbor/US5CT1AA/6.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 6.1 | Oct 22, 2025 | metadata.json |