NGC Alpena A-4
API 21007609067000 · Alpena County, Michigan
Plugging ApprovedPart 625 Test Well
API
21007609067000
Operator
National Gypsum Company, Cement Division
County
Alpena
Location
31N-8E-14
Permit
1004-812-404
Permit issued
1981-07-08
Measured depth
44 ft
Location
45.089781, -83.413986
45.08978, -83.41399 · Surface location as filed with Michigan⌘ or Ctrl + scroll to zoom
Every well in Alpena County, Michigan
Michigan state record, from MI_wells_Oil__Gas__and_Mineral_Well_Surface_Hole_Locations.parquet. Corpus built 2026-08-19.