LOUDER "18"

Oil · District 08 · Lease #38745

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

227k BBL

Cum Gas

330k MCF

casinghead

Wells

4

Production

2008-02 — 2026-04

Peak Month

2014-07

Production History

Cum Oil: 226,912 BBL Cum Gas: 329,949 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,023 BBL/mo

Di (annual)

24.4%

b-factor

0.0

EUR

197,552 BBL

R-squared

0.788

type

exponential

Operator History (from monthly production reports)

2008-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 222 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4PIONEER NATURAL RES. USA, INC.111,5502013-08-19
3PIONEER NATURAL RES. USA, INC.112,1002013-04-26
2PIONEER NATURAL RES. USA, INC.111,4502011-11-16
1PIONEER NATURAL RES. USA, INC.110,1002007-10-31