ANDERSON 1-21A

API 21025347050100 · Calhoun County, Michigan

Plugging ApprovedDry Hole

API

21025347050100

Operator

REEF PETROLEUM CORP

County

Calhoun

Location

1S-4W-21

Permit

34736

Permit issued

1981-06-25

Measured depth

3,510 ft

True vertical depth

3,483 ft

Wellbore

Michigan files the bottom of each bore of this well, and not the path between.

Deepest station

3,510 ft

True vertical depth

3,483 ft

Reach from well head (derived)

318 ft

Bearing (derived)

60°

Bores

The line on the map joins the well head to the bottom of each bore. It is a statement about those two points and not about the path between them, which Michigan does not file. The reach and bearing are derived from two points Michigan filed. Neither is a figure the operator reported.

Location

42.368770, -84.789660

42.36877, -84.78966 · Surface location as filed with Michigan⌘ or Ctrl + scroll to zoom

Every well in Calhoun County, Michigan

Michigan state record, from MI_wells_Oil__Gas__and_Mineral_Well_Surface_Hole_Locations.parquet. Corpus built 2026-09-11.