NOAA S-57 chart cell
Detroit River - Zug Island to Pointe Mouillee, MI
US4MI1BI
- Usage band
- Approach · code 4
- Current edition
- 1.5
- Features
- 890
- S-57 layers
- 44
- Published
- Mar 12, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 42.30000° N
- South
- 42.00000° N
- West
- 83.40000° W
- East
- 83.10000° W
- Center
- 42.15000° N, 83.25000° W
- Bounds area
- 241 sq nm
- Feature density
- 3.7001 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 20.2
- Smallest layer
- 1
- Largest layer
- 156
- Area sq km
- 825
- Features per sq km
- 1.07877
- COALNE Coastline 156
- LNDARE Land area 135
- BRIDGE 91
- LNDRGN Land region 87
- RIVERS River 81
- SLCONS Shoreline construction 57
- CBLOHD 50
- DEPARE Depth area 33
- DEPCNT Depth contour 27
- LNDMRK 22
- M_QUAL Data quality 22
- BUAARE 21
- FAIRWY Fairway 14
- BOYLAT Lateral buoy 13
- SILTNK 12
- LIGHTS Light 10
- SEAARE Sea area 10
- RESARE 7
- DYKCON 4
- CTNARE Caution area 3
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/US4MI1BI.zip
- S-57 base cell https://charts.openships.ai/noaa/s57/approach/US4MI1BI/1.5/US4MI1BI.000
- S-57 update 001 https://charts.openships.ai/noaa/s57/approach/US4MI1BI/1.5/US4MI1BI.001
- S-57 update 002 https://charts.openships.ai/noaa/s57/approach/US4MI1BI/1.5/US4MI1BI.002
- S-57 update 003 https://charts.openships.ai/noaa/s57/approach/US4MI1BI/1.5/US4MI1BI.003
- S-57 update 004 https://charts.openships.ai/noaa/s57/approach/US4MI1BI/1.5/US4MI1BI.004
- S-57 update 005 https://charts.openships.ai/noaa/s57/approach/US4MI1BI/1.5/US4MI1BI.005
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4MI1BI/1.5/US4MI1BI.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4MI1BI/1.5/US4MI1BI.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4MI1BI/1.5/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 1.5 | Mar 12, 2026 | metadata.json |