SULLIVAN, D.J. -B-

Oil · District 04 · Lease #12804

Operator: VARAS ENERGY OPERATING COMPANY,

Cum Oil

139k BBL

Cum Gas

534k MCF

casinghead

Wells

20

Production

1998-08 — 2026-03

Peak Month

2002-01

Production History

Cum Oil: 139,422 BBL Cum Gas: 533,935 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,265 BBL/mo

Di (annual)

32.2%

b-factor

0.0

EUR

47,092 BBL

R-squared

0.633

type

exponential

Operator History (from monthly production reports)

2025-01 — 2026-07 VARAS ENERGY OPERATING COMPANY, 19 mo
2017-01 — 2024-12 HUGOTON OPERATING COMPANY, INC. 96 mo
2006-12 — 2016-12 SUE-ANN OPERATING, L.C. 121 mo
2001-12 — 2006-11 DOMINION OKLAHOMA TEXAS E&P, INC 60 mo
2000-07 — 2001-11 DREYFUS, LOUIS NATURAL GAS CORP 17 mo
1998-08 — 2000-06 COSTILLA ENERGY, INC. 23 mo

Wells (20)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
70VARAS ENERGY OPERATING COMPANY,28,9002015-03-12
56VARAS ENERGY OPERATING COMPANY,59,4002015-02-24
B105VARAS ENERGY OPERATING COMPANY,19,1002001-04-06
104 DVARAS ENERGY OPERATING COMPANY,29,0001997-04-17
80 FVARAS ENERGY OPERATING COMPANY,79,2601997-02-28
85 DVARAS ENERGY OPERATING COMPANY,58,7501996-11-20
82 FVARAS ENERGY OPERATING COMPANY,59,4001996-01-26
84 FVARAS ENERGY OPERATING COMPANY,49,6001995-11-14
93VARAS ENERGY OPERATING COMPANY,39,1001994-09-23
95VARAS ENERGY OPERATING COMPANY,49,4001994-09-23
78DFVARAS ENERGY OPERATING COMPANY,28,7501992-10-07
51VARAS ENERGY OPERATING COMPANY,78,6501992-03-03
92VARAS ENERGY OPERATING COMPANY,19,4001985-12-16
14VARAS ENERGY OPERATING COMPANY,28,3451985-09-23
50VARAS ENERGY OPERATING COMPANY,58,6751985-05-22
83 DVARAS ENERGY OPERATING COMPANY,19,4001984-12-20
32 DVARAS ENERGY OPERATING COMPANY,18,1501984-08-24
32 FVARAS ENERGY OPERATING COMPANY,18,1501984-08-24
47VARAS ENERGY OPERATING COMPANY,28,3301982-10-18
43VARAS ENERGY OPERATING COMPANY,19,0001977-11-28