DONNA

Oil · District 08 · Lease #36966

Operator: SUMMIT PETROLEUM LLC

Cum Oil

178k BBL

Cum Gas

361k MCF

casinghead

Wells

3

Production

2002-10 — 2022-01

Peak Month

2003-03

Production History

Cum Oil: 177,918 BBL Cum Gas: 360,715 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,232 BBL/mo

Di (annual)

105.4%

b-factor

0.9

EUR

208,657 BBL

R-squared

0.924

type

hyperbolic

Operator History (from monthly production reports)

2007-10 — 2022-12 PIONEER NATURAL RES. USA, INC. 183 mo
2007-05 — 2007-09 SUMMIT PETROLEUM LLC 5 mo
2002-10 — 2007-04 HENRY PETROLEUM LP 55 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3PIONEER NATURAL RES. USA INC.110,6002002-07-24
2DIAMONDBACK E&P LLC210,6002000-10-26
1PIONEER NATURAL RES. USA INC.210,6002000-10-12