HEIRHOLZER, J.C.

Oil · District 01 · Lease #5967

Operator: XERIC OIL & GAS CORPORATION

Cum Oil

6k BBL

Cum Gas

903 MCF

casinghead

Wells

1

Production

1993-01 — 2000-10

Peak Month

1993-01

Production History

Cum Oil: 5,611 BBL Cum Gas: 903 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

131 BBL/mo

Di (annual)

30.4%

b-factor

0.0

EUR

5,118 BBL

R-squared

0.398

type

exponential

Operator History (from monthly production reports)

2008-05 — 2008-05 BRITANCO, L.L.C. 1 mo
1999-12 — 2008-04 FIRST ROCK, INC. 101 mo
1996-12 — 1999-11 XERIC OIL & GAS CORPORATION 36 mo
1993-01 — 1996-11 STONEBURNER EXPLORATION, INC. 47 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PUMP-N-PRODUCTION, LLC56,5502001-01-26