TXL -19-

Oil · District 08 · Lease #25476

Operator: RIO OIL AND GAS (PERMIAN), LLC

Cum Oil

33k BBL

Cum Gas

96k MCF

casinghead

Wells

2

Production

1993-01 — 2016-07

Peak Month

2002-07

Production History

Cum Oil: 32,698 BBL Cum Gas: 95,623 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

229 BBL/mo

Di (annual)

9.0%

b-factor

0.0

EUR

30,294 BBL

R-squared

0.699

type

exponential

Operator History (from monthly production reports)

2014-09 — 2017-09 DIAMONDBACK E&P LLC 37 mo
2014-05 — 2014-08 RIO OIL AND GAS (PERMIAN), LLC 4 mo
1996-02 — 2014-04 EDMAR COMPANY, L.L.C. 219 mo
1993-01 — 1996-01 MWJ PRODUCING COMPANY 37 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2COTTON PETROLEUM CORP.18,6001979-09-27
1DIAMONDBACK E&P LLC18,6001979-03-07