SANFORD

Oil · District 10 · Lease #4278

Operator: TOPPER OIL COMPANY

Cum Oil

21k BBL

Cum Gas

311k MCF

casinghead

Wells

7

Production

1993-01 — 2022-10

Peak Month

2002-06

Production History

Cum Oil: 20,599 BBL Cum Gas: 310,877 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

190 BBL/mo

Di (annual)

20.9%

b-factor

0.0

EUR

10,828 BBL

R-squared

0.463

type

exponential

Operator History (from monthly production reports)

2018-05 — 2026-07 BORGER RESOURCES 2 LLC 99 mo
2016-10 — 2018-04 PONDEROSA TX OPERATING LLC 19 mo
2012-01 — 2016-09 LERA 57 mo
2008-11 — 2011-12 BHB OPERATING INC. 38 mo
2001-07 — 2008-10 CODY COMPANY 88 mo
1996-08 — 2001-06 SEAN COMPANY 59 mo
1994-07 — 1996-07 TOPPER OIL COMPANY 25 mo
1993-01 — 1994-06 BLADE OIL CO. 18 mo

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6BORGER RESOURCES 2 LLC13,0001979-09-28
4BORGER RESOURCES 2 LLC13,1001978-09-18
5BORGER RESOURCES 2 LLC13,1001978-09-18
5WBORGER RESOURCES 2 LLC13,1001978-09-18
2BORGER RESOURCES 2 LLC13,1601977-07-15
3BORGER RESOURCES 2 LLC13,1601977-07-15
142-233-30345BORGER RESOURCES 2 LLC------