SULLIVAN, D.J. -B-

Oil · District 04 · Lease #8229

Operator: MANTI OPERATING COMPANY

Fields: PITA (A-8)

Cum Oil

10k BBL

Cum Gas

55k MCF

casinghead

Wells

3

Production

1993-01 — 1998-07

Peak Month

1996-02

Production History

Cum Oil: 10,281 BBL Cum Gas: 54,872 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

280 BBL/mo

Di (annual)

26.5%

b-factor

0.0

EUR

12,640 BBL

R-squared

0.363

type

exponential

Operator History (from monthly production reports)

1998-02 — 1999-03 COSTILLA ENERGY, INC. 14 mo
1996-06 — 1998-01 MANTI OPERATING COMPANY 20 mo
1994-01 — 1996-05 HEADINGTON OIL COMPANY 29 mo
1993-01 — 1993-12 EXXON CORP. 12 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
50VARAS ENERGY OPERATING COMPANY,58,6751985-05-22
32 FVARAS ENERGY OPERATING COMPANY,18,1501984-08-24
3642-047-30172COSTILLA ENERGY INC.------