Upham 1

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

API 0406700250 · Sacramento County, California · Sherman Island Gas field

PluggedDry Hole

API

0406700250

Operator

E. C. Brown, Operator

County

Sacramento

Field

Sherman Island Gas

Spudded

1960-07-11

Location

38.067909, -121.732285

38.06791, -121.73229 · Surface location as filed with California⌘ or Ctrl + scroll to zoom

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