BOOKS, E. C.

Oil · District 08 · Lease #29179

Operator: XTO ENERGY INC.

Fields: DEWEY LAKE, S. (STRAWN)

Cum Oil

42k BBL

Cum Gas

905k MCF

casinghead

Wells

1

Production

1993-01 — 2026-04

Peak Month

1993-02

Production History

Cum Oil: 41,675 BBL Cum Gas: 905,346 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

351 BBL/mo

Di (annual)

10.8%

b-factor

0.1

EUR

42,515 BBL

R-squared

0.883

type

hyperbolic

Operator History (from monthly production reports)

2005-07 — 2026-07 XTO ENERGY INC. 253 mo

2000-04 — 2005-06 EXXON MOBIL CORPORATION 63 mo

1993-01 — 2000-03 EXXON CORP. 87 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-173-31568	XTO ENERGY INC.	1	10,400	1984-02-29