STRAIN "11"

Oil · District 08 · Lease #38760

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

114k BBL

Cum Gas

173k MCF

casinghead

Wells

2

Production

2007-01 — 2023-06

Peak Month

2007-07

Production History

Cum Oil: 114,467 BBL Cum Gas: 172,596 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,654 BBL/mo

Di (annual)

21.6%

b-factor

0.0

EUR

91,898 BBL

R-squared

0.602

type

exponential

Operator History (from monthly production reports)

2007-01 — 2026-07 PIONEER NATURAL RES. USA, INC. 235 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3PIONEER NATURAL RES. USA INC.311,8002011-08-03
2PIONEER NATURAL RES. USA INC.110,0002006-09-12