DARTER, W. A., NO. 3

Oil · District 09 · Lease #13480

Operator: XTO ENERGY INC.

Fields: SHERMAN (7500 SAND)

Cum Oil

76k BBL

Cum Gas

722k MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

1993-01

Production History

Cum Oil: 76,372 BBL Cum Gas: 721,537 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

697 BBL/mo

Di (annual)

10.5%

b-factor

0.0

EUR

79,573 BBL

R-squared

0.540

type

exponential

Operator History (from monthly production reports)

2021-09 — 2026-07 BKM PRODUCTION 59 mo

2004-09 — 2021-08 XTO ENERGY INC. 204 mo

1993-01 — 2004-08 CHEVRON U. S. A. INC. 140 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
4 U	42-181-30775	BKM PRODUCTION	1	8,500	1981-02-18
3	42-181-00199	BKM PRODUCTION	--	--	--