WELDER HEIRS

Oil · District 04 · Lease #13921

Operator: SANCHEZ OIL & GAS CORPORATION

Fields: SEVEN SISTERS

Cum Oil

2k BBL

Cum Gas

0 MCF

Wells

2

Production

2014-12 — 2016-07

Peak Month

2015-03

Production History

Cum Oil: 1,678 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

255 BBL/mo

Di (annual)

221.3%

b-factor

0.1

EUR

1,533 BBL

R-squared

0.936

type

hyperbolic

Operator History (from monthly production reports)

2014-12 — 2026-07 SANCHEZ OIL & GAS CORPORATION 140 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6SSANCHEZ OIL & GAS CORPORATION13,5002014-09-24
7SSANCHEZ OIL & GAS CORPORATION13,5002014-09-24