SYLVIA

Oil · District 08 · Lease #29229

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

58k BBL

Cum Gas

182k MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

2022-03

Production History

Cum Oil: 58,476 BBL Cum Gas: 182,400 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,655 BBL/mo

Di (annual)

124.0%

b-factor

0.5

EUR

31,056 BBL

R-squared

0.645

type

hyperbolic

Operator History (from monthly production reports)

1997-09 — 2026-07 PIONEER NATURAL RES. USA, INC. 347 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
2DWPIONEER NATURAL RES. USA, INC.110,1002021-09-14
1PIONEER NATURAL RES. USA, INC.19,8001984-07-30