LANGE, A. K.

Oil · District 7C · Lease #13269

Operator: SOUTHWEST ROYALTIES, INC.

Cum Oil

7k BBL

Cum Gas

21 MCF

casinghead

Wells

1

Production

1993-01 — 1998-11

Peak Month

1993-01

Production History

Cum Oil: 6,608 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

299 BBL/mo

Di (annual)

50.6%

b-factor

0.0

EUR

7,078 BBL

R-squared

0.452

type

exponential

Operator History (from monthly production reports)

2000-11 — 2026-07 J & J SERVICES COMPANY 309 mo
1998-04 — 2000-10 JIM-BOB OIL COMPANY 31 mo
1993-01 — 1998-03 SOUTHWEST ROYALTIES, INC. 63 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1J & J SERVICES COMPANY13,8001992-04-13