PRESTON 18C

Oil · District 08 · Lease #48907

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

347k BBL

Cum Gas

2.5M MCF

casinghead

Wells

1

Production

2016-12 — 2026-04

Peak Month

2017-07

Production History

Cum Oil: 347,363 BBL Cum Gas: 2,521,813 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

41,290 BBL/mo

Di (annual)

402.0%

b-factor

0.7

EUR

362,854 BBL

R-squared

0.931

type

hyperbolic

Operator History (from monthly production reports)

2016-12 — 2026-07 PIONEER NATURAL RES. USA, INC. 116 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HPIONEER NATURAL RES. USA, INC.111,0502016-04-13