Marshall 1

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

API 0401320034 · Contra Costa County, California · Mulligan Hill Gas (ABD) field

PluggedGas

API

0401320034

Operator

Occidental Petroleum Corporation

County

Contra Costa

Field

Mulligan Hill Gas (ABD)

Spudded

1968-08-12

Location

37.971901, -121.928551

37.97190, -121.92855 · Surface location as filed with California⌘ or Ctrl + scroll to zoom

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