WELLS '35A'

Oil · District 08 · Lease #44041

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

110k BBL

Cum Gas

295k MCF

casinghead

Wells

2

Production

2013-05 — 2026-04

Peak Month

2013-07

Production History

Cum Oil: 109,519 BBL Cum Gas: 294,964 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,488 BBL/mo

Di (annual)

157.8%

b-factor

0.5

EUR

36,918 BBL

R-squared

0.808

type

hyperbolic

Operator History (from monthly production reports)

2013-05 — 2026-07 PIONEER NATURAL RES. USA, INC. 159 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PIONEER NATURAL RES. USA, INC.211,1002013-09-06
2PIONEER NATURAL RES. USA, INC.111,1752013-02-28