GLASSCOCK "7"

Oil · District 08 · Lease #40675

Operator: PIONEER NATURAL RES. USA, INC.

Fields: SPRABERRY (TREND AREA)

Cum Oil

41k BBL

Cum Gas

27k MCF

casinghead

Wells

2

Production

2010-08 — 2023-03

Peak Month

2010-12

Production History

Cum Oil: 41,218 BBL Cum Gas: 27,273 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

889 BBL/mo

Di (annual)

32.8%

b-factor

0.3

EUR

45,769 BBL

R-squared

0.784

type

hyperbolic

Operator History (from monthly production reports)

2023-06 — 2026-07 OVINTIV USA INC. 38 mo

2017-06 — 2023-05 PETROLEGACY ENERGY II, LLC 72 mo

2010-08 — 2017-05 PIONEER NATURAL RES. USA, INC. 82 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-317-35810	OVINTIV USA INC.	2	11,200	2010-01-26
2	42-317-35811	OVINTIV USA INC.	2	11,200	2010-01-26