NOAA S-57 chart cell
Block Island Sound and Mystic River
US5CT1FX
- Usage band
- Harbor · code 5
- Current edition
- 3.0
- Features
- 1,689
- S-57 layers
- 42
- Published
- Aug 14, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 41.40000° N
- South
- 41.32500° N
- West
- 72.00000° W
- East
- 71.92500° W
- Center
- 41.36250° N, 71.96250° W
- Bounds area
- 15 sq nm
- Feature density
- 110.9793 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 40.2
- Smallest layer
- 1
- Largest layer
- 399
- Area sq km
- 52
- Features per sq km
- 32.35639
- SLCONS Shoreline construction 399
- UWTROC Underwater rock 303
- COALNE Coastline 201
- DEPARE Depth area 183
- DEPCNT Depth contour 182
- OBSTRN Obstruction 55
- LNDARE Land area 54
- LNDRGN Land region 54
- PILPNT 31
- BOYLAT Lateral buoy 26
- BUISGL 21
- BRIDGE 19
- MORFAC 19
- SBDARE Seabed area 19
- BCNLAT Lateral beacon 16
- DAYMAR 16
- RIVERS River 12
- SEAARE Sea area 12
- SOUNDG Sounding 11
- RESARE 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/US5CT1FX.zip
- S-57 cell https://charts.openships.ai/noaa/s57/harbor/US5CT1FX/3.0/US5CT1FX.000
- GeoJSON https://charts.openships.ai/noaa/s57/harbor/US5CT1FX/3.0/US5CT1FX.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/harbor/US5CT1FX/3.0/US5CT1FX.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/harbor/US5CT1FX/3.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 3.0 | Aug 14, 2025 | metadata.json |