DONOVAN

Oil · District 08 · Lease #41615

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

16k BBL

Cum Gas

22k MCF

casinghead

Wells

1

Production

2011-08 — 2016-05

Peak Month

2011-09

Production History

Cum Oil: 16,444 BBL Cum Gas: 21,987 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

475 BBL/mo

Di (annual)

34.2%

b-factor

0.0

EUR

16,628 BBL

R-squared

0.361

type

exponential

Operator History (from monthly production reports)

2021-06 — 2026-03 PIONEER NATURAL RES. USA, INC. 58 mo
2019-06 — 2021-05 DE3 OPERATING LLC 24 mo
2011-08 — 2019-05 PARSLEY ENERGY OPERATIONS, LLC 94 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PIONEER NATURAL RES. USA INC.211,6002011-04-12