KNOLLE, OLGA

Oil · District 7C · Lease #14133

Operator: SAHARA OPERATING COMPANY

Cum Oil

38k BBL

Cum Gas

169k MCF

casinghead

Wells

4

Production

1995-11 — 2025-12

Peak Month

1996-07

Production History

Cum Oil: 37,717 BBL Cum Gas: 169,335 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

239 BBL/mo

Di (annual)

8.3%

b-factor

0.0

EUR

33,977 BBL

R-squared

0.363

type

exponential

Operator History (from monthly production reports)

2004-04 — 2026-07 SAHARA OPERATING COMPANY 268 mo
1996-07 — 2004-03 QUAY VALLEY, INC. 93 mo
1995-11 — 1996-06 SAHARA OPERATING COMPANY 8 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5SAHARA OPERATING COMPANY18,3001981-07-03
142-383-00853SAHARA OPERATING COMPANY------
342-383-00752PIONEER NATURAL RES. USA INC.------
442-383-00751SAHARA OPERATING COMPANY------