NOAA S-57 chart cell
Lake Superior - Duluth to Stony Point, MN
US4MN1CC
- Usage band
- Approach · code 4
- Current edition
- 3.2
- Features
- 116
- S-57 layers
- 23
- Published
- Apr 8, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 47.10000° N
- South
- 46.80000° N
- West
- 92.10000° W
- East
- 91.80000° W
- Center
- 46.95000° N, 91.95000° W
- Bounds area
- 221 sq nm
- Feature density
- 0.5238 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 5
- Smallest layer
- 1
- Largest layer
- 32
- Area sq km
- 760
- Features per sq km
- 0.15271
- DEPARE Depth area 32
- DEPCNT Depth contour 25
- RIVERS River 11
- BUAARE 7
- LIGHTS Light 7
- BOYSPP Special purpose buoy 5
- SBDARE Seabed area 4
- RECTRC 3
- SILTNK 3
- M_QUAL Data quality 2
- OBSTRN Obstruction 2
- PIPSOL 2
- SLCONS Shoreline construction 2
- SOUNDG Sounding 2
- COALNE Coastline 1
- LNDARE Land area 1
- LNDRGN Land region 1
- M_COVR Coverage 1
- M_NPUB 1
- M_NSYS 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/US4MN1CC.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/approach/US4MN1CC/3.2/US4MN1CC.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/approach/US4MN1CC/3.2/US4MN1CC.001
- S-57 update 002 https://charts.openships.ai/noaa/s57/approach/US4MN1CC/3.2/US4MN1CC.002
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4MN1CC/3.2/US4MN1CC.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4MN1CC/3.2/US4MN1CC.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4MN1CC/3.2/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 3.2 | Apr 8, 2026 | metadata.json |