MARTIN, ANNIE "C"

Oil · District 8A · Lease #62517

Operator: ROCKER A OPERATING COMPANY

Fields: DORWARD

Cum Oil

117k BBL

Cum Gas

27 MCF

casinghead

Wells

12

Production

1993-01 — 2026-04

Peak Month

1999-01

Production History

Cum Oil: 117,196 BBL Cum Gas: 27 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

707 BBL/mo

Di (annual)

10.1%

b-factor

0.6

EUR

126,949 BBL

R-squared

0.932

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 (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1WSBURK ROYALTY CO., LTD.18001989-06-20
10BURK ROYALTY CO., LTD.12,6301980-12-31
11BURK ROYALTY CO., LTD.12,6301980-12-31
9BURK ROYALTY CO., LTD.12,7001980-05-22
6BURK ROYALTY CO., LTD.12,7001980-05-01
7BURK ROYALTY CO., LTD.12,7001980-05-01
8BURK ROYALTY CO., LTD.12,7001980-05-01
3BURK ROYALTY CO., LTD.28,6001980-01-25
5BURK ROYALTY CO., LTD.12,7501980-01-17
4BURK ROYALTY CO., LTD.12,7001980-01-15
1BURK ROYALTY CO., LTD.12,5501979-05-23
2BURK ROYALTY CO., LTD.12,5751979-05-23