MCELROY RANCH CO. #129

Oil · District 7C · Lease #2136

Operator: XTO ENERGY INC.

Cum Oil

64k BBL

Cum Gas

61k MCF

casinghead

Wells

3

Production

1993-01 — 2020-03

Peak Month

1993-03

Production History

Cum Oil: 64,372 BBL Cum Gas: 61,402 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,156 BBL/mo

Di (annual)

49.2%

b-factor

0.2

EUR

65,592 BBL

R-squared

0.555

type

hyperbolic

Operator History (from monthly production reports)

2012-01 — 2026-07 XTO ENERGY INC. 175 mo
2000-04 — 2011-12 EXXON MOBIL CORPORATION 141 mo
1993-01 — 2000-03 EXXON CORP. 87 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
23XTO ENERGY INC.212,1582008-08-14
2442-461-03460XTO ENERGY INC.------
24L42-461-03460XTO ENERGY INC.------