NOAA S-57 chart cell
Long Island Sound
US5CT1DO
- Usage band
- Harbor · code 5
- Current edition
- 3.0
- Features
- 327
- S-57 layers
- 22
- Published
- Aug 6, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 41.25000° N
- South
- 41.17500° N
- West
- 72.67500° W
- East
- 72.60000° W
- Center
- 41.21250° N, 72.63750° W
- Bounds area
- 15 sq nm
- Feature density
- 21.4369 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 14.9
- Smallest layer
- 1
- Largest layer
- 115
- Area sq km
- 52
- Features per sq km
- 6.25
- UWTROC Underwater rock 115
- DEPCNT Depth contour 53
- SBDARE Seabed area 49
- DEPARE Depth area 46
- SOUNDG Sounding 13
- LNDARE Land area 11
- M_QUAL Data quality 7
- OBSTRN Obstruction 5
- BOYLAT Lateral buoy 4
- LIGHTS Light 4
- SEAARE Sea area 4
- FOGSIG 3
- COALNE Coastline 2
- RESARE 2
- SLCONS Shoreline construction 2
- CBLARE 1
- LNDMRK 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
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/US5CT1DO.zip
- S-57 cell https://charts.openships.ai/noaa/s57/harbor/US5CT1DO/3.0/US5CT1DO.000
- GeoJSON https://charts.openships.ai/noaa/s57/harbor/US5CT1DO/3.0/US5CT1DO.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/harbor/US5CT1DO/3.0/US5CT1DO.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/harbor/US5CT1DO/3.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 3.0 | Aug 6, 2025 | metadata.json |