DORIS CHALK -C-

Oil · District 08 · Lease #28050

Operator: KEELEY OIL, L.L.C.

Fields: HOWARD GLASSCOCK

Cum Oil

32k BBL

Cum Gas

22 MCF

casinghead

Wells

5

Production

1993-01 — 2011-11

Peak Month

2010-04

Production History

Cum Oil: 32,071 BBL Cum Gas: 22 MCF

RRC production reported through Apr 2026 · recent months incomplete

Operator History (from monthly production reports)

2006-02 — 2017-02 KEELEY OIL, L.L.C. 133 mo

1999-02 — 2006-01 CHALK, OTIS, ESTATE 84 mo

1993-01 — 1999-01 COLE, JOHN OTIS 73 mo

Wells (5)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1D	42-227-33074	KEELEY OIL L.L.C.	1	1,850	1983-05-13
4	42-227-32979	KEELEY OIL L.L.C.	1	2,550	1982-12-15
1	42-227-32973	KEELEY OIL L.L.C.	1	2,550	1982-12-06
2	42-227-32972	KEELEY OIL L.L.C.	1	2,550	1982-12-06
3	42-227-32970	KEELEY OIL L.L.C.	1	2,550	1982-12-02