WALKER-BUCKLER TRUST /TR 15/

Oil · District 7B · Lease #8715

Operator: KEATING ENERGY, INC.

Cum Oil

52k BBL

Cum Gas

645k MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

2004-12

Production History

Cum Oil: 51,572 BBL Cum Gas: 645,280 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

375 BBL/mo

Di (annual)

20.4%

b-factor

0.6

EUR

40,217 BBL

R-squared

0.691

type

hyperbolic

Operator History (from monthly production reports)

1993-01 — 2026-07 KEATING ENERGY, INC. 403 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1KEATING ENERGY, INC.44,6751997-08-14
2KEATING ENERGY, INC.14,6161980-01-17