TEXAS TECH UNIVERSITY

Oil · District 08 · Lease #44551

Operator: PIEDRA OPERATING, LLC

Cum Oil

40k BBL

Cum Gas

70k MCF

casinghead

Wells

1

Production

2013-09 — 2025-08

Peak Month

2013-11

Production History

Cum Oil: 39,639 BBL Cum Gas: 69,562 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

954 BBL/mo

Di (annual)

32.4%

b-factor

0.1

EUR

39,179 BBL

R-squared

0.736

type

hyperbolic

Operator History (from monthly production reports)

2023-06 — 2026-07 OVINTIV USA INC. 38 mo
2018-07 — 2023-05 PIEDRA OPERATING, LLC 59 mo
2013-09 — 2018-06 FIVESTONES ENERGY LLC 58 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2OVINTIV USA INC.113,5002013-02-25