McDonald Island 1

Name: McDonald Island 1 — California wellbore record
Creator: Railroad Commission of Texas
License: https://www.rrc.texas.gov/site-policies/

API 0407700099 · San Joaquin County, California · McDonald Island Gas field

PluggedDry Hole

API

0407700099

Operator

Union Oil Company of California

County

San Joaquin

Field

McDonald Island Gas

Spudded

1963-09-07

Location

38.008759, -121.481331

38.00876, -121.48133 · Surface location as filed with California⌘ or Ctrl + scroll to zoom

Every well in San Joaquin County, California

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