BIGBY

Oil · District 08 · Lease #23290

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

72k BBL

Cum Gas

159k MCF

casinghead

Wells

3

Production

1993-01 — 2023-05

Peak Month

2017-10

Production History

Cum Oil: 72,173 BBL Cum Gas: 158,688 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,138 BBL/mo

Di (annual)

260.5%

b-factor

1.6

EUR

56,107 BBL

R-squared

0.473

type

hyperbolic

Operator History (from monthly production reports)

2021-06 — 2026-04 PIONEER NATURAL RES. USA, INC. 59 mo
2018-08 — 2021-05 DE3 OPERATING LLC 34 mo
2003-10 — 2018-07 JM COX RESOURCES, L.P. 178 mo
1993-01 — 2003-09 COX, JOHN L. 129 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4PIONEER NATURAL RES. USA INC.112,0002015-10-06
3PIONEER NATURAL RES. USA INC.19,0001985-07-08
242-173-30202PIONEER NATURAL RES. USA INC.------