ESTELL, MARY KING

Oil · District 04 · Lease #8271

Operator: SYNERGY PRODUCTION COMPANY

Cum Oil

4k BBL

Cum Gas

4k MCF

casinghead

Wells

4

Production

1993-01 — 1995-09

Peak Month

1993-04

Production History

Cum Oil: 3,735 BBL Cum Gas: 4,466 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

196 BBL/mo

Di (annual)

64.7%

b-factor

0.0

EUR

3,626 BBL

R-squared

0.532

type

exponential

Operator History (from monthly production reports)

2002-04 — 2010-01 DURANGO RESOURCES CORP. 94 mo
2001-09 — 2002-03 PENN VIRGINIA OIL & GAS CORP. 7 mo
1996-02 — 2001-08 SYNERGY OIL & GAS, INC. (A) 67 mo
1995-09 — 1996-01 SYNERGY PRODUCTION COMPANY 5 mo
1993-01 — 1995-08 KAMLOK OIL & GAS, INC. 32 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
229DURANGO RESOURCES CORP.16,4101989-06-12
B 29DURANGO RESOURCES CORP.16,4101989-06-12
233 U42-355-30484DURANGO RESOURCES CORP.------
B 3342-355-30484DURANGO RESOURCES CORP.------