TUNNELL

Oil · District 08 · Lease #46118

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

77k BBL

Cum Gas

326k MCF

casinghead

Wells

1

Production

2015-02 — 2021-09

Peak Month

2015-03

Production History

Cum Oil: 76,885 BBL Cum Gas: 325,669 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,594 BBL/mo

Di (annual)

361.7%

b-factor

1.3

EUR

72,611 BBL

R-squared

0.775

type

hyperbolic

Operator History (from monthly production reports)

2015-02 — 2022-04 PIONEER NATURAL RES. USA, INC. 87 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PIONEER NATURAL RES. USA INC.111,5002014-08-06