LANGFORD, J. T.

Oil · District 09 · Lease #16141

Operator: WISER OIL COMPANY, THE

Fields: BOWERS (GRANITE WASH)

Cum Oil

29k BBL

Cum Gas

39 MCF

casinghead

Wells

4

Production

1993-01 — 2026-04

Peak Month

1993-01

Production History

Cum Oil: 28,862 BBL Cum Gas: 39 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

442 BBL/mo

Di (annual)

103.0%

b-factor

1.1

EUR

22,970 BBL

R-squared

0.557

type

hyperbolic

Operator History (from monthly production reports)

2011-05 — 2026-07 PEBA OIL & GAS, INC. 183 mo

2003-07 — 2011-04 PEBA OIL & GAS CO. 94 mo

1999-10 — 2003-06 SWANSON, TOMMY OIL CO., INC. 45 mo

1995-07 — 1999-09 SWANSON, TOMMY OIL CO. 51 mo

1994-12 — 1995-06 SOUTHWEST ROYALTIES, INC. 7 mo

1993-01 — 1994-11 WISER OIL COMPANY, THE 23 mo

Wells (4)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
8	42-337-33570	PEBA OIL & GAS, INC.	2	4,150	2003-08-26
3	42-337-03527	PEBA OIL & GAS, INC.	1	3,962	1991-05-14
7	42-337-31336	PEBA OIL & GAS, INC.	2	4,000	1980-04-07
6	42-337-82586	PEBA OIL & GAS, INC.	--	--	--