McCormack-Williamson 12

Name: McCormack-Williamson 12 — California wellbore record
Creator: Railroad Commission of Texas
License: https://www.rrc.texas.gov/site-policies/

API 0406700274 · Sacramento County, California · Thornton, W.-Walnut Grove Gas field

PluggedGas

API

0406700274

Operator

Chevron U.S.A. Inc.

County

Sacramento

Field

Thornton, W.-Walnut Grove Gas

Spudded

1963-03-22

Location

38.235737, -121.494972

38.23574, -121.49497 · Surface location as filed with California⌘ or Ctrl + scroll to zoom

Every well in Sacramento County, California

California state record, from CA_wells_Well.parquet. Corpus built 2026-08-19.