COWAN-MCKINNEY

Oil · District 09 · Lease #22157

Operator: KNIGHT, MACK

Cum Oil

3k BBL

Cum Gas

13 MCF

casinghead

Wells

36

Production

1993-01 — 1998-12

Peak Month

1994-07

Production History

Cum Oil: 3,266 BBL Cum Gas: 13 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

79 BBL/mo

Di (annual)

99.5%

b-factor

0.0

EUR

947 BBL

R-squared

0.365

type

exponential

Operator History (from monthly production reports)

1997-04 — 2026-07 COLVIN, HAYES & ASSOCIATES, INC 352 mo
1993-07 — 1997-03 GRACE, JACK, PROD. CO. 45 mo
1993-01 — 1993-06 KNIGHT, MACK 6 mo

Wells (36)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
19COLVIN HAYES & ASSOCIATES INC11,6001985-02-06
14COLVIN HAYES & ASSOCIATES INC11,6001983-09-27
15COLVIN HAYES & ASSOCIATES INC11,6001983-09-27
12BGRACE JACK PROD. CO.11,5001983-07-12
8BGRACE JACK PROD. CO.11,5001983-05-25
9BGRACE JACK PROD. CO.11,5001983-05-25
13COLVIN HAYES & ASSOCIATES INC11,5501983-05-16
9IGRACE JACK PROD. CO.11,5501983-04-20
12COLVIN HAYES & ASSOCIATES INC11,5501983-04-08
8IGRACE JACK PROD. CO.11,5501983-04-04
7IGRACE JACK PROD. CO.11,5501983-03-25
5BGRACE JACK PROD. CO.11,5001983-03-08
6BGRACE JACK PROD. CO.11,5001983-03-08
7BGRACE JACK PROD. CO.11,5001983-03-08
2BGRACE JACK PROD. CO.11,5001983-02-10
3BGRACE JACK PROD. CO.11,5001983-02-10
4BGRACE JACK PROD. CO.11,5001983-02-10
5IGRACE JACK PROD. CO.11,5501983-02-01
4IGRACE JACK PROD. CO.11,5501983-01-25
3IGRACE JACK PROD. CO.11,5501983-01-17
1BGRACE JACK PROD. CO.11,5001983-01-12
1IGRACE JACK PROD. CO.11,6001982-12-27
10COLVIN HAYES & ASSOCIATES INC15501982-11-23
11COLVIN HAYES & ASSOCIATES INC11,5501982-11-23
8COLVIN HAYES & ASSOCIATES INC11,5501982-10-20
7DEEN DRILLING COMPANY11,6001982-10-08
6DEEN DRILLING COMPANY11,6001982-09-22
2COLVIN HAYES & ASSOCIATES INC11,5501982-05-26
1COLVIN HAYES & ASSOCIATES INC11,5501982-04-21
12ACOLVIN HAYES & ASSOCIATES INC11,5001982-01-18
11AGRACE JACK PROD. CO.11,5001981-12-30
10AGRACE JACK PROD. CO.11,6001981-11-10
9AGRACE JACK PROD. CO.11,2001981-04-17
7AGRACE JACK PROD. CO.11,3001981-01-02
5AGRACE JACK PROD. CO.11,5001980-09-18
1AGRACE JACK PROD. CO.11,5001979-07-23