VANCE VINA

Oil · District 7C · Lease #16567

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

523k BBL

Cum Gas

886k MCF

casinghead

Wells

8

Production

2008-04 — 2026-04

Peak Month

2012-04

Production History

Cum Oil: 522,739 BBL Cum Gas: 886,145 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

9,035 BBL/mo

Di (annual)

24.7%

b-factor

0.0

EUR

438,820 BBL

R-squared

0.869

type

exponential

Operator History (from monthly production reports)

2008-04 — 2026-07 PIONEER NATURAL RES. USA, INC. 220 mo

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8PIONEER NATURAL RES. USA, INC.110,8002011-06-09
6PIONEER NATURAL RES. USA, INC.110,6002008-12-05
7PIONEER NATURAL RES. USA, INC.110,6002008-12-05
9PIONEER NATURAL RES. USA, INC.110,6002008-12-03
4PIONEER NATURAL RES. USA, INC.110,6002008-10-13
5PIONEER NATURAL RES. USA, INC.110,6002008-10-13
3PIONEER NATURAL RES. USA, INC.110,6002008-08-02
2PIONEER NATURAL RES. USA, INC.110,4002007-12-14