FOSTER

Oil · District 01 · Lease #8262

Operator: XTO ENERGY INC.

Fields: A.W.P. (OLMOS)

Cum Oil

202k BBL

Cum Gas

2.6M MCF

casinghead

Wells

6

Production

1993-01 — 2026-04

Peak Month

1993-05

Production History

Cum Oil: 202,422 BBL Cum Gas: 2,644,080 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,903 BBL/mo

Di (annual)

12.3%

b-factor

0.1

EUR

204,052 BBL

R-squared

0.922

type

hyperbolic

Operator History (from monthly production reports)

2007-08 — 2026-07 XTO ENERGY INC. 228 mo

2001-12 — 2007-07 DOMINION OKLAHOMA TEXAS E&P, INC 68 mo

1993-02 — 2001-11 DREYFUS, LOUIS NATURAL GAS CORP 106 mo

1993-01 — 1993-01 DEKALB ENERGY COMPANY 1 mo

Wells (6)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
7	42-311-32469	XTO ENERGY INC.	1	9,900	1986-05-13
6	42-311-32433	XTO ENERGY INC.	1	10,000	1986-01-16
5	42-311-32410	XTO ENERGY INC.	1	10,000	1985-12-12
2	42-311-31711	XTO ENERGY INC.	1	9,800	1982-06-08
3	42-311-31712	XTO ENERGY INC.	1	10,000	1982-06-08
4	42-311-31713	XTO ENERGY INC.	1	10,100	1982-06-08