NOAA S-57 chart cell
Rhode Island
US3RI1AA
- Usage band
- Coastal · code 3
- Current edition
- 1.1
- Features
- 1,034
- S-57 layers
- 55
- Published
- May 18, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 42.00000° N
- South
- 40.80000° N
- West
- 72.00000° W
- East
- 70.80000° W
- Center
- 41.40000° N, 71.40000° W
- Bounds area
- 3,894 sq nm
- Feature density
- 0.2656 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 18.8
- Smallest layer
- 1
- Largest layer
- 129
- Area sq km
- 13,355
- Features per sq km
- 0.07742
- COALNE Coastline 129
- LNDARE Land area 117
- DEPARE Depth area 107
- DEPCNT Depth contour 107
- SLCONS Shoreline construction 61
- SBDARE Seabed area 59
- WRECKS Wreck 56
- CBLSUB 43
- LIGHTS Light 42
- RIVERS River 31
- DMPGRD 26
- UWTROC Underwater rock 26
- BRIDGE 23
- FOGSIG 21
- LNDMRK 20
- SEAARE Sea area 19
- BUAARE 13
- BOYLAT Lateral buoy 12
- LAKARE 12
- LNDRGN Land region 10
Nearby Chart Cells
Coastal 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/US3RI1AA.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/coastal/US3RI1AA/1.1/US3RI1AA.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/coastal/US3RI1AA/1.1/US3RI1AA.001
- GeoJSON https://charts.openships.ai/noaa/s57/coastal/US3RI1AA/1.1/US3RI1AA.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/coastal/US3RI1AA/1.1/US3RI1AA.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/coastal/US3RI1AA/1.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.1 | May 18, 2026 | metadata.json |