NOAA S-57 chart cell
Lake Huron - Harrisville to Oscoda, MI
US4MI1JI
- Usage band
- Approach · code 4
- Current edition
- 1.0
- Features
- 188
- S-57 layers
- 33
- Published
- Jan 25, 2024
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 44.70000° N
- South
- 44.40000° N
- West
- 83.40000° W
- East
- 83.10000° W
- Center
- 44.55000° N, 83.25000° W
- Bounds area
- 231 sq nm
- Feature density
- 0.8131 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 5.7
- Smallest layer
- 1
- Largest layer
- 49
- Area sq km
- 793
- Features per sq km
- 0.23707
- DEPARE Depth area 49
- DEPCNT Depth contour 48
- SBDARE Seabed area 16
- LIGHTS Light 8
- SLCONS Shoreline construction 8
- RIVERS River 6
- SOUNDG Sounding 5
- BCNLAT Lateral beacon 4
- BUAARE 4
- DAYMAR 4
- SILTNK 4
- BUISGL 3
- COALNE Coastline 3
- M_QUAL Data quality 3
- BRIDGE 2
- LNDMRK 2
- RESARE 2
- UWTROC Underwater rock 2
- BOYLAT Lateral buoy 1
- DMPGRD 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/US4MI1JI.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4MI1JI/1.0/US4MI1JI.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4MI1JI/1.0/US4MI1JI.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4MI1JI/1.0/US4MI1JI.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4MI1JI/1.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.0 | Jan 25, 2024 | metadata.json |