J.M. O'BRIEN JLB

Oil · District 02 · Lease #12584

Operator: SOUTH TEXAS OPERATING COMPANY

Fields: GRETA (4400)

Cum Oil

58k BBL

Cum Gas

0 MCF

Wells

1

Production

2022-11 — 2026-04

Peak Month

2022-12

Production History

Cum Oil: 57,714 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,274 BBL/mo

Di (annual)

43.7%

b-factor

0.0

EUR

62,469 BBL

R-squared

0.339

type

exponential

Operator History (from monthly production reports)

2023-07 — 2026-07 SOUTH TEXAS OPERATING COMPANY 37 mo
2022-11 — 2023-06 JURA ENERGY OPERATING LLC 8 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HSOUTH TEXAS OPERATING COMPANY14,8002022-10-10