M-B 1

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

API 0409520772 · Solano County, California · Millar Gas field

PluggedDry Hole

API

0409520772

Operator

Castle Minerals

County

Solano

Field

Millar Gas

Spudded

1986-10-25

Location

38.392490, -121.708420

38.39249, -121.70842 · Surface location as filed with California⌘ or Ctrl + scroll to zoom

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