ROCK HOLLOW B

Oil · District 7C · Lease #17993

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

26k BBL

Cum Gas

162k MCF

casinghead

Wells

1

Production

2012-07 — 2015-04

Peak Month

2012-11

Production History

Cum Oil: 25,688 BBL Cum Gas: 161,726 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,212 BBL/mo

Di (annual)

415.4%

b-factor

1.0

EUR

49,654 BBL

R-squared

0.968

type

hyperbolic

Operator History (from monthly production reports)

2014-12 — 2016-08 PIONEER NATURAL RES. USA, INC. 21 mo
2014-09 — 2014-11 DISCOVERY NATURAL RESOURCES LLC 3 mo
2012-07 — 2014-08 FIML NATURAL RESOURCES, LLC 26 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
163PPIONEER NATURAL RES. USA, INC.19,5002011-12-10