NOAA S-57 chart cell
Connecticut River
US5CT1KO
- Usage band
- Harbor · code 5
- Current edition
- 4.0
- Features
- 517
- S-57 layers
- 41
- Published
- Jan 14, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 41.77500° N
- South
- 41.70000° N
- West
- 72.67500° W
- East
- 72.60000° W
- Center
- 41.73750° N, 72.63750° W
- Bounds area
- 15 sq nm
- Feature density
- 34.1682 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 12.6
- Smallest layer
- 1
- Largest layer
- 101
- Area sq km
- 52
- Features per sq km
- 9.96185
- DEPCNT Depth contour 101
- DEPARE Depth area 87
- SLCONS Shoreline construction 61
- PILPNT 38
- SILTNK 33
- DRGARE 23
- COALNE Coastline 19
- MORFAC 15
- BCNLAT Lateral beacon 10
- DAYMAR 10
- M_QUAL Data quality 9
- SEAARE Sea area 8
- SOUNDG Sounding 8
- BUAARE 7
- LNDMRK 7
- BRIDGE 6
- FAIRWY Fairway 6
- LIGHTS Light 6
- OBSTRN Obstruction 6
- LNDARE Land area 5
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/US5CT1KO.zip
- S-57 cell https://charts.openships.ai/noaa/s57/harbor/US5CT1KO/4.0/US5CT1KO.000
- GeoJSON https://charts.openships.ai/noaa/s57/harbor/US5CT1KO/4.0/US5CT1KO.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/harbor/US5CT1KO/4.0/US5CT1KO.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/harbor/US5CT1KO/4.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 4.0 | Jan 14, 2026 | metadata.json |