THOMAS 9

Oil · District 7C · Lease #18172

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

77k BBL

Cum Gas

454k MCF

casinghead

Wells

2

Production

2013-03 — 2024-06

Peak Month

2013-05

Production History

Cum Oil: 77,274 BBL Cum Gas: 453,764 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,830 BBL/mo

Di (annual)

206.7%

b-factor

1.5

EUR

93,165 BBL

R-squared

0.617

type

hyperbolic

Operator History (from monthly production reports)

2016-06 — 2026-07 PIONEER NATURAL RES. USA, INC. 122 mo
2013-03 — 2016-05 PARSLEY ENERGY OPERATIONS, LLC 39 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PIONEER NATURAL RES. USA INC.213,0002012-12-13
2PIONEER NATURAL RES. USA INC.113,0002012-11-21