COOK 62/83

Oil · District 7B · Lease #26774

Operator: YOUNG, MARSHALL R., OIL CO.

Fields: COOK RANCH

Cum Oil

529k BBL

Cum Gas

21 MCF

casinghead

Wells

46

Production

1993-01 — 2026-04

Peak Month

2003-04

Production History

Cum Oil: 528,505 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,247 BBL/mo

Di (annual)

48.8%

b-factor

0.8

EUR

341,933 BBL

R-squared

0.962

type

hyperbolic

Operator History (from monthly production reports)

2011-06 — 2026-07 STASNEY WELL SERVICE, LLC 182 mo
1998-11 — 2011-05 STASNEY, H. R. & SONS, LTD. 151 mo
1993-01 — 1998-10 YOUNG, MARSHALL R., OIL CO. 70 mo

Wells (46)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
111STASNEY WELL SERVICE, LLC12,0002022-10-07
110STASNEY WELL SERVICE, LLC12,0002022-07-21
109STASNEY WELL SERVICE, LLC22,0002021-11-23
2983ASTASNEY WELL SERVICE, LLC12,0002009-10-02
9062ASTASNEY WELL SERVICE, LLC12,0002009-10-02
2783ASTASNEY WELL SERVICE, LLC12,0002009-10-01
2683ASTASNEY WELL SERVICE, LLC12,0002009-09-09
8962ASTASNEY WELL SERVICE, LLC12,0002009-03-13
8762ASTASNEY WELL SERVICE, LLC12,0002007-03-23
8862ASTASNEY WELL SERVICE, LLC12,0002007-03-23
2483ASTASNEY WELL SERVICE, LLC12,0002005-04-07
1683ASTASNEY WELL SERVICE, LLC12,0002004-11-15
2383ASTASNEY WELL SERVICE, LLC12,0002004-11-15
1583ASTASNEY WELL SERVICE, LLC11,9002003-10-06
1083ASTASNEY WELL SERVICE, LLC11,9002003-08-27
8662ASTASNEY WELL SERVICE, LLC11,9992003-01-27
8562ASTASNEY WELL SERVICE, LLC11,9992003-01-24
8462ASTASNEY WELL SERVICE, LLC11,9992003-01-02
2283ASTASNEY WELL SERVICE, LLC11,5002002-08-05
8362ASTASNEY WELL SERVICE, LLC11,5002002-08-05
8262ASTASNEY WELL SERVICE, LLC11,5002001-04-13
483ASTASNEY WELL SERVICE, LLC11,5002000-07-24
883ASTASNEY WELL SERVICE, LLC11,5002000-07-24
3STASNEY WELL SERVICE, LLC11,5001995-03-15
362ASTASNEY WELL SERVICE, LLC11,5001995-03-15
8162ASTASNEY WELL SERVICE, LLC12,0001993-07-22
1383ASTASNEY WELL SERVICE, LLC12,0001993-05-07
8062ASTASNEY WELL SERVICE, LLC12,0001993-05-07
7962ASTASNEY WELL SERVICE, LLC12,0001993-04-16
683ASTASNEY WELL SERVICE, LLC12,0001993-04-06
783ASTASNEY WELL SERVICE, LLC12,0001993-02-26
7862ASTASNEY WELL SERVICE, LLC12,0001992-12-22
7762ASTASNEY WELL SERVICE, LLC12,0001992-10-14
7662ASTASNEY WELL SERVICE, LLC12,0001992-08-24
7562ASTASNEY WELL SERVICE, LLC11,5001992-07-13
1062ASTASNEY WELL SERVICE, LLC11,5001992-06-12
7462ASTASNEY WELL SERVICE, LLC11,5001992-05-06
583ASTASNEY WELL SERVICE, LLC11,5001992-04-23
962ASTASNEY WELL SERVICE, LLC11,5001992-02-12
2183ASTASNEY WELL SERVICE, LLC11,5001992-01-27
283ASTASNEY WELL SERVICE, LLC11,5001991-11-18
7362ASTASNEY WELL SERVICE, LLC11,5001991-10-03
2083ASTASNEY WELL SERVICE, LLC12,0001991-07-12
562A42-417-81678STASNEY WELL SERVICE, LLC------
6062A42-417-01158STASNEY WELL SERVICE, LLC------
862A42-417-81687STASNEY WELL SERVICE, LLC------