SIEVERS STATE UNIT 2-1

Oil · District 08 · Lease #48311

Operator: ANADARKO E&P ONSHORE LLC

Cum Oil

676k BBL

Cum Gas

2.3M MCF

casinghead

Wells

4

Production

2016-08 — 2026-04

Peak Month

2017-08

Production History

Cum Oil: 676,061 BBL Cum Gas: 2,333,713 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

10,043 BBL/mo

Di (annual)

22.7%

b-factor

0.0

EUR

530,589 BBL

R-squared

0.618

type

exponential

Operator History (from monthly production reports)

2016-08 — 2026-07 ANADARKO E&P ONSHORE LLC 120 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HANADARKO E&P ONSHORE LLC111,1102018-10-03
4HANADARKO E&P ONSHORE LLC111,4002018-08-24
1HANADARKO E&P ONSHORE LLC113,0002017-04-03
2HANADARKO E&P ONSHORE LLC113,0002016-05-12