BARTON

Oil · District 10 · Lease #5122

Operator: WALSH & WATTS, INC.

Cum Oil

24k BBL

Cum Gas

796k MCF

casinghead

Wells

5

Production

1993-01 — 2026-04

Peak Month

1993-07

Production History

Cum Oil: 23,587 BBL Cum Gas: 796,320 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

237 BBL/mo

Di (annual)

13.8%

b-factor

0.0

EUR

20,588 BBL

R-squared

0.834

type

exponential

Operator History (from monthly production reports)

2025-12 — 2026-07 UNITED OIL & SHALE LLC 8 mo
1994-12 — 2025-11 WALSH & WATTS, INC. 372 mo
1993-01 — 1994-11 PENNZOIL PETROLEUM COMPANY 23 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1UNITED OIL & SHALE LLC17,0002010-10-21
6502UNITED OIL & SHALE LLC17,3001983-05-25
5502UNITED OIL & SHALE LLC17,3001982-07-28
2502UNITED OIL & SHALE LLC17,3001982-03-18
3502UNITED OIL & SHALE LLC17,3001982-03-15