GRIGSBY, MATTIE

Oil · District 08 · Lease #29076

Operator: STANOLIND PRODUCTION LLC

Fields: CONGER (PENN)

Cum Oil

76k BBL

Cum Gas

4.2M MCF

casinghead

Wells

12

Production

1993-01 — 2026-04

Peak Month

2006-03

Production History

Cum Oil: 76,071 BBL Cum Gas: 4,215,750 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

866 BBL/mo

Di (annual)

40.9%

b-factor

0.3

EUR

35,949 BBL

R-squared

0.660

type

hyperbolic

Operator History (from monthly production reports)

2022-01 — 2026-07 BURK ROYALTY CO., LTD. 55 mo
2021-01 — 2021-12 SLANT OPERATING, LLC 12 mo
2018-07 — 2020-12 STANOLIND PRODUCTION LLC 30 mo
2014-08 — 2018-06 EQT PRODUCTION TEXAS, LLC 47 mo
1998-09 — 2014-07 RANGE PRODUCTION COMPANY 191 mo
1997-03 — 1998-08 LOMAK PRODUCTION COMPANY 18 mo
1993-01 — 1997-02 AMERICAN COMETRA, INC. 50 mo

Wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
12BURK ROYALTY CO., LTD.19,0002006-12-08
11BURK ROYALTY CO., LTD.19,0002006-05-11
10BURK ROYALTY CO., LTD.19,0002006-01-20
9BURK ROYALTY CO., LTD.18,7502006-01-13
8BURK ROYALTY CO., LTD.18,7502005-07-27
7BURK ROYALTY CO., LTD.19,0002004-08-02
6BURK ROYALTY CO., LTD.18,7502003-09-25
5BURK ROYALTY CO., LTD.18,7501998-09-30
4BURK ROYALTY CO., LTD.1591990-03-15
3BURK ROYALTY CO., LTD.18,5001985-09-16
2BURK ROYALTY CO., LTD.18,4001984-09-21
1BURK ROYALTY CO., LTD.18,4001984-05-04