NOAA S-57 chart cell
Housatonic River and Milford Harbor
US5CT1DI
- Usage band
- Harbor · code 5
- Current edition
- 4.1
- Features
- 1,263
- S-57 layers
- 42
- Published
- Jun 10, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 41.25000° N
- South
- 41.17500° N
- West
- 73.12500° W
- East
- 73.05000° W
- Center
- 41.21250° N, 73.08750° W
- Bounds area
- 15 sq nm
- Feature density
- 82.7975 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 30.1
- Smallest layer
- 1
- Largest layer
- 161
- Area sq km
- 52
- Features per sq km
- 24.13989
- COALNE Coastline 161
- SLCONS Shoreline construction 131
- PONTON 126
- BUISGL 114
- DEPCNT Depth contour 114
- DEPARE Depth area 102
- RIVERS River 93
- LNDRGN Land region 86
- UWTROC Underwater rock 47
- LNDARE Land area 41
- M_QUAL Data quality 31
- DRGARE 21
- BOYLAT Lateral buoy 20
- PILPNT 20
- SOUNDG Sounding 19
- SBDARE Seabed area 17
- SILTNK 17
- SLOTOP 14
- RESARE 13
- SEAARE Sea area 10
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/US5CT1DI.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/harbor/US5CT1DI/4.1/US5CT1DI.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/harbor/US5CT1DI/4.1/US5CT1DI.001
- GeoJSON https://charts.openships.ai/noaa/s57/harbor/US5CT1DI/4.1/US5CT1DI.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/harbor/US5CT1DI/4.1/US5CT1DI.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/harbor/US5CT1DI/4.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 4.1 | Jun 10, 2026 | metadata.json |