NOAA S-57 chart cell
Connecticut River
US5CT1HQ
- Usage band
- Harbor · code 5
- Current edition
- 3.0
- Features
- 206
- S-57 layers
- 34
- Published
- Jan 14, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 41.55000° N
- South
- 41.47500° N
- West
- 72.52500° W
- East
- 72.45000° W
- Center
- 41.51250° N, 72.48750° W
- Bounds area
- 15 sq nm
- Feature density
- 13.567 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 6.1
- Smallest layer
- 1
- Largest layer
- 33
- Area sq km
- 52
- Features per sq km
- 3.9555
- DEPCNT Depth contour 33
- DEPARE Depth area 30
- COALNE Coastline 21
- SLCONS Shoreline construction 17
- RIVERS River 12
- LNDRGN Land region 10
- DRGARE 9
- LNDARE Land area 7
- SEAARE Sea area 6
- SOUNDG Sounding 6
- M_QUAL Data quality 5
- SBDARE Seabed area 5
- WEDKLP 5
- BOYLAT Lateral buoy 4
- BUISGL 4
- BUAARE 3
- DAYMAR 3
- FAIRWY Fairway 3
- LIGHTS Light 3
- BCNLAT Lateral beacon 2
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/US5CT1HQ.zip
- S-57 cell https://charts.openships.ai/noaa/s57/harbor/US5CT1HQ/3.0/US5CT1HQ.000
- GeoJSON https://charts.openships.ai/noaa/s57/harbor/US5CT1HQ/3.0/US5CT1HQ.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/harbor/US5CT1HQ/3.0/US5CT1HQ.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/harbor/US5CT1HQ/3.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 3.0 | Jan 14, 2026 | metadata.json |