NOAA S-57 chart cell

Saginaw Bay - Pinconning Bar to Rifle Bar, MI

US4MI1HG

Usage band
Approach · code 4
Current edition
1.0
Features
285
S-57 layers
31
Published
Oct 19, 2023
Manifest updated
Jun 22, 2026, 2:51 PM UTC

Coverage

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North
44.10000° N
South
43.80000° N
West
84.00000° W
East
83.70000° W
Center
43.95000° N, 83.85000° W
Bounds area
234 sq nm
Feature density
1.2202 / sq nm

Chart Statistics

20 largest layers shown

Average features per layer
9.2
Smallest layer
1
Largest layer
63
Area sq km
801
Features per sq km
0.35574
  1. DEPARE Depth area 63
  2. DEPCNT Depth contour 61
  3. RIVERS River 26
  4. COALNE Coastline 20
  5. M_QUAL Data quality 20
  6. LNDRGN Land region 15
  7. UWTROC Underwater rock 10
  8. LAKARE 9
  9. SLCONS Shoreline construction 8
  10. LNDARE Land area 7
  11. BUAARE 5
  12. SEAARE Sea area 5
  13. LNDMRK 4
  14. SBDARE Seabed area 4
  15. SILTNK 4
  16. OBSTRN Obstruction 3
  17. SOUNDG Sounding 3
  18. BUISGL 2
  19. HRBFAC 2
  20. LIGHTS Light 2

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.

Editions

Edition Published Metadata
1.0 Oct 19, 2023 metadata.json