MARTIN, ANNIE

Oil · District 8A · Lease #61323

Operator: ROCKER A OPERATING COMPANY

Fields: DORWARD

Cum Oil

220k BBL

Cum Gas

8k MCF

casinghead

Wells

27

Production

1993-01 — 2026-04

Peak Month

1998-12

Production History

Cum Oil: 220,269 BBL Cum Gas: 8,440 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,234 BBL/mo

Di (annual)

16.5%

b-factor

1.5

EUR

246,533 BBL

R-squared

0.745

type

hyperbolic

Operator History (from monthly production reports)

2022-09 — 2026-07 BURK ROYALTY CO., LTD. 47 mo
1998-12 — 2022-08 ROCKER A OPERATING COMPANY 285 mo
1993-01 — 1998-11 HRUBETZ OPERATING COMPANY 71 mo

Wells (27)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2WSBURK ROYALTY CO., LTD.18001989-06-20
3WSBURK ROYALTY CO., LTD.18001989-06-20
1WSBURK ROYALTY CO., LTD.18001989-05-01
24BURK ROYALTY CO., LTD.13,1001985-03-25
25BURK ROYALTY CO., LTD.13,1001985-03-25
23BURK ROYALTY CO., LTD.13,1001984-05-15
20BURK ROYALTY CO., LTD.12,7001980-05-01
21BURK ROYALTY CO., LTD.12,7001980-05-01
22BURK ROYALTY CO., LTD.12,7001980-05-01
19BURK ROYALTY CO., LTD.12,7501980-01-18
17BURK ROYALTY CO., LTD.12,7001979-07-23
18BURK ROYALTY CO., LTD.12,7001979-07-23
16BURK ROYALTY CO., LTD.12,6401979-03-13
15BURK ROYALTY CO., LTD.12,6801979-03-09
1042-415-30415BURK ROYALTY CO., LTD.------
1142-415-30777BURK ROYALTY CO., LTD.------
1242-415-30875BURK ROYALTY CO., LTD.------
1342-415-30874BURK ROYALTY CO., LTD.------
1442-415-30873BURK ROYALTY CO., LTD.------
1D42-415-00915BURK ROYALTY CO., LTD.------
342-415-30002BURK ROYALTY CO., LTD.------
442-415-30263BURK ROYALTY CO., LTD.------
542-415-30341BURK ROYALTY CO., LTD.------
642-415-30365BURK ROYALTY CO., LTD.------
742-415-30386BURK ROYALTY CO., LTD.------
842-415-30416BURK ROYALTY CO., LTD.------
942-415-30436BURK ROYALTY CO., LTD.------