CLARK, LESTER "A"

Oil · District 7B · Lease #25754

Operator: TEX-ANN OIL & GAS SERVICES, INC.

Cum Oil

12k BBL

Cum Gas

65k MCF

casinghead

Wells

1

Production

1993-01 — 2010-07

Peak Month

1993-06

Production History

Cum Oil: 12,237 BBL Cum Gas: 64,866 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

527 BBL/mo

Di (annual)

97.1%

b-factor

0.4

EUR

10,606 BBL

R-squared

0.743

type

hyperbolic

Operator History (from monthly production reports)

2010-01 — 2013-03 PETEX 39 mo
2001-08 — 2009-12 MCCLYMOND, LTD. 101 mo
1998-09 — 2001-07 MCCLYMOND, INC. 35 mo
1993-01 — 1998-08 TEX-ANN OIL & GAS SERVICES, INC. 68 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PETEX14,7001988-11-04