FUNKHOUSER "20"

Oil · District 7C · Lease #17065

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

134k BBL

Cum Gas

231k MCF

casinghead

Wells

4

Production

2010-01 — 2022-09

Peak Month

2012-08

Production History

Cum Oil: 134,069 BBL Cum Gas: 230,735 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,832 BBL/mo

Di (annual)

25.5%

b-factor

0.0

EUR

133,381 BBL

R-squared

0.755

type

exponential

Operator History (from monthly production reports)

2010-01 — 2026-07 PIONEER NATURAL RES. USA, INC. 199 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5PIONEER NATURAL RES. USA INC.111,0002012-02-23
4PIONEER NATURAL RES. USA INC.111,0002010-08-19
3PIONEER NATURAL RES. USA INC.110,9002010-04-28
2PIONEER NATURAL RES. USA INC.110,9752008-10-23