STONE "39"

Oil · District 08 · Lease #39379

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

320k BBL

Cum Gas

449k MCF

casinghead

Wells

4

Production

2008-12 — 2024-02

Peak Month

2013-10

Production History

Cum Oil: 319,765 BBL Cum Gas: 449,174 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7,532 BBL/mo

Di (annual)

32.5%

b-factor

0.0

EUR

278,373 BBL

R-squared

0.836

type

exponential

Operator History (from monthly production reports)

2008-12 — 2026-07 PIONEER NATURAL RES. USA, INC. 212 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4PIONEER NATURAL RES. USA INC.111,2002012-12-06
3PIONEER NATURAL RES. USA INC.110,4752011-05-12
2PIONEER NATURAL RES. USA INC.210,5002010-01-29
1PIONEER NATURAL RES. USA INC.110,5002008-06-23