COOPER STATE 34-139 UNIT

Oil · District 08 · Lease #49477

Operator: ANADARKO E&P ONSHORE LLC

Cum Oil

1.3M BBL

Cum Gas

2.2M MCF

casinghead

Wells

4

Production

2017-11 — 2026-04

Peak Month

2020-12

Production History

Cum Oil: 1,251,148 BBL Cum Gas: 2,184,114 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

42,649 BBL/mo

Di (annual)

147.2%

b-factor

1.0

EUR

1,499,758 BBL

R-squared

0.950

type

hyperbolic

Operator History (from monthly production reports)

2017-11 — 2026-07 ANADARKO E&P ONSHORE LLC 105 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HANADARKO E&P ONSHORE LLC113,0002019-10-10
2HRANADARKO E&P ONSHORE LLC113,0002019-10-09
2HANADARKO E&P ONSHORE LLC111,6002019-04-08
1HANADARKO E&P ONSHORE LLC111,8002017-05-03