TERRILL

Oil · District 8A · Lease #67280

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

63k BBL

Cum Gas

127 MCF

casinghead

Wells

1

Production

1994-05 — 2021-11

Peak Month

1994-10

Production History

Cum Oil: 63,069 BBL Cum Gas: 127 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

884 BBL/mo

Di (annual)

18.5%

b-factor

0.0

EUR

57,399 BBL

R-squared

0.854

type

exponential

Operator History (from monthly production reports)

1997-10 — 2026-07 MCDONNOLD OPERATING, INC. 346 mo
1997-09 — 1997-09 PIONEER NATURAL RES. USA, INC. 1 mo
1995-03 — 1997-08 PARKER & PARSLEY DEVELOPMENT L.P 30 mo
1994-05 — 1995-02 PARKER & PARSLEY DEVELOPMENT CO. 10 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MCDONNOLD OPERATING INC.112,1001994-02-11