ROBBINS '27'

Oil · District 7C · Lease #18332

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

14k BBL

Cum Gas

47k MCF

casinghead

Wells

1

Production

2013-07 — 2018-08

Peak Month

2013-09

Production History

Cum Oil: 14,197 BBL Cum Gas: 47,013 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,356 BBL/mo

Di (annual)

118.8%

b-factor

0.0

EUR

13,705 BBL

R-squared

0.591

type

exponential

Operator History (from monthly production reports)

2013-07 — 2026-07 PIONEER NATURAL RES. USA, INC. 157 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PIONEER NATURAL RES. USA INC.110,8002013-02-04