NOAA S-57 chart cell
Lake Superior
US4MI2SH
- Usage band
- Approach · code 4
- Current edition
- 2.1
- Features
- 225
- S-57 layers
- 28
- Published
- Mar 27, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 47.40000° N
- South
- 47.10000° N
- West
- 88.50000° W
- East
- 88.20000° W
- Center
- 47.25000° N, 88.35000° W
- Bounds area
- 220 sq nm
- Feature density
- 1.0217 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 8
- Smallest layer
- 1
- Largest layer
- 35
- Area sq km
- 755
- Features per sq km
- 0.29787
- BUISGL 35
- DEPARE Depth area 32
- DEPCNT Depth contour 20
- COALNE Coastline 18
- BUAARE 16
- RIVERS River 14
- UWTROC Underwater rock 13
- SEAARE Sea area 11
- LNDRGN Land region 10
- LAKARE 9
- M_QUAL Data quality 8
- LNDARE Land area 6
- LNDMRK 5
- RESARE 4
- SBDARE Seabed area 4
- LNDELV 3
- SLCONS Shoreline construction 3
- SOUNDG Sounding 3
- CTNARE Caution area 2
- AIRARE 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/US4MI2SH.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/approach/US4MI2SH/2.1/US4MI2SH.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/approach/US4MI2SH/2.1/US4MI2SH.001
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4MI2SH/2.1/US4MI2SH.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4MI2SH/2.1/US4MI2SH.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4MI2SH/2.1/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 2.1 | Mar 27, 2025 | metadata.json |