NOAA S-57 chart cell
Lake Superior - North of Granite Point, MI
US4MI2QJ
- Usage band
- Approach · code 4
- Current edition
- 2.0
- Features
- 25
- S-57 layers
- 14
- Published
- Jun 8, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 46.80000° N
- South
- 46.50000° N
- West
- 87.90000° W
- East
- 87.60000° W
- Center
- 46.65000° N, 87.75000° W
- Bounds area
- 223 sq nm
- Feature density
- 0.1123 / sq nm
Chart Statistics
14 largest layers shown
- Average features per layer
- 1.8
- Smallest layer
- 1
- Largest layer
- 7
- Area sq km
- 764
- Features per sq km
- 0.03273
- DEPARE Depth area 7
- DEPCNT Depth contour 6
- COALNE Coastline 1
- LAKARE 1
- LNDARE Land area 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- M_QUAL Data quality 1
- MAGVAR Magnetic variation 1
- RESARE 1
- RIVERS River 1
- SEAARE Sea area 1
- SOUNDG Sounding 1
Nearby Chart Cells
Approach 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/US4MI2QJ.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4MI2QJ/2.0/US4MI2QJ.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4MI2QJ/2.0/US4MI2QJ.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4MI2QJ/2.0/US4MI2QJ.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4MI2QJ/2.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 2.0 | Jun 8, 2026 | metadata.json |