GRAHAM

Oil · District 09 · Lease #8220

Operator: MARJAC OIL COMPANY, INC.

Fields: WALSH

Cum Oil

49k BBL

Cum Gas

1.3M MCF

casinghead

Wells

4

Production

1993-01 — 2026-04

Peak Month

1994-06

Production History

Cum Oil: 49,214 BBL Cum Gas: 1,347,328 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

212 BBL/mo

Di (annual)

6.8%

b-factor

0.0

EUR

36,255 BBL

R-squared

0.406

type

exponential

Operator History (from monthly production reports)

2001-01 — 2026-07 MARJAC OIL COMPANY, INC. 307 mo
1993-01 — 2000-12 BENDORF, OTTO TRUST 96 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8MARJAC OIL COMPANY, INC.15,0001992-08-17
5MARJAC OIL COMPANY, INC.14,8001979-12-21
142-503-82618MARJAC OIL COMPANY, INC.------
242-503-82619MARJAC OIL COMPANY, INC.------