TWISS "41A"

Oil · District 08 · Lease #39832

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

91k BBL

Cum Gas

137k MCF

casinghead

Wells

2

Production

2010-03 — 2020-03

Peak Month

2012-02

Production History

Cum Oil: 91,054 BBL Cum Gas: 136,623 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,170 BBL/mo

Di (annual)

10.5%

b-factor

0.0

EUR

133,080 BBL

R-squared

0.305

type

exponential

Operator History (from monthly production reports)

2010-03 — 2026-07 PIONEER NATURAL RES. USA, INC. 197 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PIONEER NATURAL RES. USA INC.210,9002010-11-10
1PIONEER NATURAL RES. USA INC.111,0002009-11-25