NAIL -D-

Oil · District 08 · Lease #27894

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

38k BBL

Cum Gas

99k MCF

casinghead

Wells

2

Production

1993-01 — 2019-11

Peak Month

1993-08

Production History

Cum Oil: 38,100 BBL Cum Gas: 99,090 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

167 BBL/mo

Di (annual)

4.0%

b-factor

0.2

EUR

46,323 BBL

R-squared

0.525

type

hyperbolic

Operator History (from monthly production reports)

1997-09 — 2021-10 PIONEER NATURAL RES. USA, INC. 290 mo
1995-03 — 1997-08 PARKER & PARSLEY DEVELOPMENT L.P 30 mo
1993-01 — 1995-02 PARKER & PARSLEY DEVELOPMENT CO. 26 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PIONEER NATURAL RES. USA INC.19,7001982-12-31
1PIONEER NATURAL RES. USA INC.110,6501982-12-02