O BRIEN B

Oil · District 08 · Lease #46785

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

3.0M BBL

Cum Gas

9.0M MCF

casinghead

Wells

7

Production

2015-07 — 2026-04

Peak Month

2020-08

Production History

Cum Oil: 2,957,369 BBL Cum Gas: 9,024,543 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

85,477 BBL/mo

Di (annual)

313.1%

b-factor

1.4

EUR

3,008,011 BBL

R-squared

0.972

type

hyperbolic

Operator History (from monthly production reports)

2015-07 — 2026-07 PIONEER NATURAL RES. USA, INC. 133 mo

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
101HPIONEER NATURAL RES. USA, INC.110,2312019-11-06
102HPIONEER NATURAL RES. USA, INC.110,2312019-11-06
4HPIONEER NATURAL RES. USA, INC.110,5002015-09-30
5HPIONEER NATURAL RES. USA, INC.110,5002015-09-30
2HPIONEER NATURAL RES. USA, INC.110,7002014-12-09
1HPIONEER NATURAL RES. USA, INC.110,7002014-12-05
3HPIONEER NATURAL RES. USA, INC.110,7002014-12-05