TEXAS TEN -I-

Oil · District 08 · Lease #31721

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

31k BBL

Cum Gas

109k MCF

casinghead

Wells

1

Production

1993-01 — 2015-08

Peak Month

1993-04

Production History

Cum Oil: 30,889 BBL Cum Gas: 109,209 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

175 BBL/mo

Di (annual)

5.4%

b-factor

0.0

EUR

35,994 BBL

R-squared

0.434

type

exponential

Operator History (from monthly production reports)

1997-09 — 2018-07 PIONEER NATURAL RES. USA, INC. 251 mo
1995-03 — 1997-08 PARKER & PARSLEY DEVELOPMENT L.P 30 mo
1993-01 — 1995-02 PARKER & PARSLEY DEVELOPMENT CO. 26 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PIONEER NATURAL RES. USA INC.19,5501987-12-08