Johnson Core Test

Name: Johnson Core Test — Michigan wellbore record
Creator: Railroad Commission of Texas
License: https://www.rrc.texas.gov/site-policies/

API 21139578077000 · Ottawa County, Michigan

Plugging ApprovedPart 625 Test Well

API

21139578077000

Operator

Ward, Leonard F.

County

Ottawa

Location

7N-13W-28

Permit

GT0179

Permit issued

1941-03-31

Location

42.966478, -85.855711

42.96648, -85.85571 · Surface location as filed with Michigan⌘ or Ctrl + scroll to zoom

Every well in Ottawa County, Michigan

Michigan state record, from MI_wells_Oil__Gas__and_Mineral_Well_Surface_Hole_Locations.parquet. Corpus built 2026-08-19.