LEAFFER

Oil · District 08 · Lease #26305

Operator: WEST TEXAS OIL AND GAS OPER.,INC

Cum Oil

47k BBL

Cum Gas

73k MCF

casinghead

Wells

1

Production

1993-01 — 2026-04

Peak Month

1994-07

Production History

Cum Oil: 46,978 BBL Cum Gas: 72,861 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

501 BBL/mo

Di (annual)

218.9%

b-factor

0.9

EUR

10,988 BBL

R-squared

0.814

type

hyperbolic

Operator History (from monthly production reports)

2021-12 — 2026-07 BLACK ARROW OPERATING, LLC 56 mo
2020-12 — 2021-11 WATUSI ENERGY LLC 12 mo
2018-01 — 2020-11 LARIO OIL & GAS COMPANY 35 mo
1993-01 — 2017-12 WEST TEXAS OIL AND GAS OPER.,INC 300 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1BLACK ARROW OPERATING, LLC18,4001980-08-04