HOUSTON-HERZOG W12C

Oil · District 08 · Lease #54885

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

666k BBL

Cum Gas

637k MCF

casinghead

Wells

1

Production

2020-09 — 2026-04

Peak Month

2020-10

Production History

Cum Oil: 666,390 BBL Cum Gas: 637,080 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

33,432 BBL/mo

Di (annual)

77.7%

b-factor

0.2

EUR

645,836 BBL

R-squared

0.833

type

hyperbolic

Operator History (from monthly production reports)

2020-09 — 2026-07 PIONEER NATURAL RES. USA, INC. 71 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HPIONEER NATURAL RES. USA, INC.110,1182020-02-07