CHALLMAN, W. R.

Oil · District 08 · Lease #27615

Operator: RILEY PRODUCTION, INC.

Cum Oil

585 BBL

Cum Gas

33 MCF

casinghead

Wells

1

Production

1993-01 — 1997-07

Peak Month

1993-08

Production History

Cum Oil: 585 BBL Cum Gas: 33 MCF

RRC production reported through Apr 2026 · recent months incomplete

Operator History (from monthly production reports)

2001-05 — 2026-07 N & O OIL CO. 303 mo
1997-01 — 2001-04 DIAMOND M OIL CO., INC. 52 mo
1995-02 — 1996-12 RILEY PRODUCTION, INC. 23 mo
1993-01 — 1995-01 LAWRENCE, C. F. & ASSOC. INC. 25 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DIAMOND M OIL CO., INC.34,2001982-10-06