CHALK, OTIS

Oil · District 08 · Lease #47929

Operator: KEELEY OIL, L.L.C.

Cum Oil

38k BBL

Cum Gas

0 MCF

Wells

10

Production

2014-09 — 2021-09

Peak Month

2014-12

Production History

Cum Oil: 38,335 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

666 BBL/mo

Di (annual)

14.1%

b-factor

0.0

EUR

56,686 BBL

R-squared

0.510

type

exponential

Operator History (from monthly production reports)

2014-09 — 2026-07 KEELEY OIL, L.L.C. 143 mo

Wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10KEELEY OIL L.L.C.12,5501981-11-12
9KEELEY OIL L.L.C.12,5501981-11-12
11KEELEY OIL L.L.C.12,5501981-11-10
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
142-227-03615KEELEY OIL L.L.C.------
442-227-00352KEELEY OIL L.L.C.------
542-227-03614KEELEY OIL L.L.C.------