HOUSTON-HERZOG EC12W

Oil · District 08 · Lease #52560

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

512k BBL

Cum Gas

466k MCF

casinghead

Wells

1

Production

2019-06 — 2026-04

Peak Month

2019-07

Production History

Cum Oil: 511,796 BBL Cum Gas: 465,572 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

11,778 BBL/mo

Di (annual)

32.8%

b-factor

0.0

EUR

430,612 BBL

R-squared

0.477

type

exponential

Operator History (from monthly production reports)

2019-06 — 2026-07 PIONEER NATURAL RES. USA, INC. 86 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
323HPIONEER NATURAL RES. USA, INC.110,1182018-12-19