NOAA S-57 chart cell
Lake Superior - Shot Point to Laughing Fish Point, MI
US4MI2QL
- Usage band
- Approach · code 4
- Current edition
- 3.0
- Features
- 63
- S-57 layers
- 18
- Published
- Jun 8, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 46.80000° N
- South
- 46.50000° N
- West
- 87.30000° W
- East
- 87.00000° W
- Center
- 46.65000° N, 87.15000° W
- Bounds area
- 223 sq nm
- Feature density
- 0.2829 / sq nm
Chart Statistics
18 largest layers shown
- Average features per layer
- 3.5
- Smallest layer
- 1
- Largest layer
- 14
- Area sq km
- 764
- Features per sq km
- 0.08247
- DEPARE Depth area 14
- DEPCNT Depth contour 14
- UWTROC Underwater rock 7
- SBDARE Seabed area 6
- M_QUAL Data quality 3
- RECTRC 3
- COALNE Coastline 2
- LNDARE Land area 2
- LNDRGN Land region 2
- SOUNDG Sounding 2
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 1
- MAGVAR Magnetic variation 1
- OBSTRN Obstruction 1
- RESARE 1
- RIVERS River 1
- SEAARE Sea area 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/US4MI2QL.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4MI2QL/3.0/US4MI2QL.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4MI2QL/3.0/US4MI2QL.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4MI2QL/3.0/US4MI2QL.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4MI2QL/3.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 3.0 | Jun 8, 2026 | metadata.json |