CALVERLEY, J. B. ESTATE

Oil · District 08 · Lease #40015

Operator: MEWBOURNE OIL COMPANY

Cum Oil

65k BBL

Cum Gas

244k MCF

casinghead

Wells

6

Production

2010-02 — 2026-04

Peak Month

2023-03

Production History

Cum Oil: 65,309 BBL Cum Gas: 243,977 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,322 BBL/mo

Di (annual)

158.9%

b-factor

1.1

EUR

50,252 BBL

R-squared

0.550

type

hyperbolic

Operator History (from monthly production reports)

2010-02 — 2026-07 MEWBOURNE OIL COMPANY 198 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4MEWBOURNE OIL COMPANY28,4002010-02-10
8MEWBOURNE OIL COMPANY29,0001998-03-20
6MEWBOURNE OIL COMPANY18,2001996-04-18
1MEWBOURNE OIL COMPANY28,3251981-07-01
242-173-10304MEWBOURNE OIL COMPANY------
342-173-10323MEWBOURNE OIL COMPANY------