Upham 4

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

API 0406720216 · Sacramento County, California · Rio Vista Gas field

ActiveDry Gas

API

0406720216

Operator

California Resources Production Corporation

County

Sacramento

Field

Rio Vista Gas

Spudded

1983-06-14

Location

38.102890, -121.695549

38.10289, -121.69555 · Surface location as filed with California⌘ or Ctrl + scroll to zoom

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