Upham 1

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

API 0406720146 · Sacramento County, California · Any Field field

PluggedDry Hole

API

0406720146

Operator

Atlantic Oil Company

County

Sacramento

Field

Any Field

Spudded

1979-09-11

Location

38.076481, -121.707680

38.07648, -121.70768 · Surface location as filed with California⌘ or Ctrl + scroll to zoom

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