CHALK, OTIS

Oil · District 08 · Lease #26950

Operator: KEELEY OIL, L.L.C.

Cum Oil

149k BBL

Cum Gas

22 MCF

casinghead

Wells

4

Production

1993-01 — 2014-08

Peak Month

1993-01

Production History

Cum Oil: 149,452 BBL Cum Gas: 22 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

689 BBL/mo

Di (annual)

2.6%

b-factor

1.7

EUR

280,799 BBL

R-squared

0.482

type

hyperbolic

Operator History (from monthly production reports)

2006-02 — 2017-02 KEELEY OIL, L.L.C. 133 mo
1993-01 — 2006-01 CHALK, OTIS, ESTATE 157 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6KEELEY OIL L.L.C.13,2501981-11-02
7DKEELEY OIL L.L.C.13,2501981-11-02
8DKEELEY OIL L.L.C.13,2501981-11-02
2KEELEY OIL L.L.C.13,0171981-10-28