SHAEFFER 12-9

Name: SHAEFFER 12-9 — Colorado wellbore record
Creator: Railroad Commission of Texas
License: https://www.rrc.texas.gov/site-policies/

API 04507388 · Garfield County, Colorado · MAMM CREEK field

PAGW

API

04507388

Operator

ENCANA OIL & GAS (USA) INC

County

Garfield

Field

MAMM CREEK

Spudded

1999-09-27

Measured depth

6,900 ft

True vertical depth

6,610 ft

Location

39.458830, -107.721870

39.45883, -107.72187 · Surface location as filed with Colorado⌘ or Ctrl + scroll to zoom

Colorado state record, from CO_wells_WELLS_SHP.parquet. Corpus built 2026-08-19.