ALDWELL "1"

Oil · District 7C · Lease #9857

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

108k BBL

Cum Gas

515k MCF

casinghead

Wells

4

Production

1993-01 — 2021-03

Peak Month

1993-09

Production History

Cum Oil: 108,256 BBL Cum Gas: 514,894 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

855 BBL/mo

Di (annual)

9.3%

b-factor

0.0

EUR

108,893 BBL

R-squared

0.811

type

exponential

Operator History (from monthly production reports)

2020-09 — 2025-06 PIONEER NATURAL RES. USA, INC. 58 mo
2018-09 — 2020-08 DE3 OPERATING LLC 24 mo
2003-10 — 2018-08 JM COX RESOURCES, L.P. 179 mo
1993-01 — 2003-09 COX, JOHN L. 129 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4PIONEER NATURAL RES. USA INC.18,2501982-11-04
3PIONEER NATURAL RES. USA INC.18,2001982-10-14
1PIONEER NATURAL RES. USA INC.18,3001982-09-01
2PIONEER NATURAL RES. USA INC.18,3001982-09-01