UNIVERSITY 40-21 'B'

Oil · District 08 · Lease #35116

Operator: TEXACO E & P INC.

Cum Oil

309k BBL

Cum Gas

307k MCF

casinghead

Wells

5

Production

1996-10 — 2022-06

Peak Month

1996-10

Production History

Cum Oil: 308,602 BBL Cum Gas: 306,700 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,178 BBL/mo

Di (annual)

33.2%

b-factor

0.4

EUR

296,911 BBL

R-squared

0.886

type

hyperbolic

Operator History (from monthly production reports)

2022-04 — 2026-07 CONTINENTAL RESOURCES, INC. 52 mo
2002-06 — 2022-03 CHEVRON U. S. A. INC. 238 mo
1996-10 — 2002-05 TEXACO E & P INC. 68 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HCONTINENTAL RESOURCES INC.28,7001997-02-20
4CONTINENTAL RESOURCES INC.28,7001997-02-20
2ACONTINENTAL RESOURCES INC.29,0001997-01-09
2HCONTINENTAL RESOURCES INC.29,0001997-01-09
1HCONTINENTAL RESOURCES INC.18,7001996-08-21