Tract 4 4-3

Name: Tract 4 4-3 — California wellbore record
Creator: Railroad Commission of Texas
License: https://www.rrc.texas.gov/site-policies/

API 0401300113 · Contra Costa County, California · Dutch Slough Gas field

PluggedDry Gas

API

0401300113

Operator

Tonka Energy, Inc.

County

Contra Costa

Field

Dutch Slough Gas

Spudded

1965-03-10

Location

37.999260, -121.671455

37.99926, -121.67145 · Surface location as filed with California⌘ or Ctrl + scroll to zoom

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