MIDDLETON -124-

Oil · District 08 · Lease #20729

Operator: SOUTHWEST ROYALTIES, INC.

Cum Oil

205k BBL

Cum Gas

948k MCF

casinghead

Wells

12

Production

1993-01 — 2019-02

Peak Month

1995-08

Production History

Cum Oil: 204,868 BBL Cum Gas: 947,540 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,155 BBL/mo

Di (annual)

5.6%

b-factor

0.0

EUR

233,258 BBL

R-squared

0.400

type

exponential

Operator History (from monthly production reports)

2024-08 — 2026-07 APACHE CORPORATION 24 mo
2019-01 — 2024-07 CALLON PETROLEUM OPERATING CO 67 mo
2018-08 — 2018-12 NOBLE ENERGY INC 5 mo
2017-12 — 2018-07 NBL PERMIAN LLC 8 mo
1993-01 — 2017-11 SOUTHWEST ROYALTIES, INC. 299 mo

Wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
C 9APACHE CORPORATION16,7002005-03-08
C 8APACHE CORPORATION16,7501977-10-26
C 6APACHE CORPORATION16,7501977-08-25
C 7APACHE CORPORATION16,7501977-08-25
C 4APACHE CORPORATION16,7001977-08-16
142-475-10962APACHE CORPORATION------
242-475-11001RODEN OIL CO.------
442-475-30768APACHE CORPORATION------
C 142-475-30821APACHE CORPORATION------
C 242-475-30848APACHE CORPORATION------
C 342-475-30853APACHE CORPORATION------
C 542-475-31004APACHE CORPORATION------