SEBASTIAN 19-18-A

Oil · District 7C · Lease #20190

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

829k BBL

Cum Gas

3.0M MCF

casinghead

Wells

3

Production

2018-10 — 2026-04

Peak Month

2018-11

Production History

Cum Oil: 828,697 BBL Cum Gas: 2,989,489 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

66,041 BBL/mo

Di (annual)

178.5%

b-factor

0.5

EUR

869,271 BBL

R-squared

0.935

type

hyperbolic

Operator History (from monthly production reports)

2021-02 — 2026-07 PIONEER NATURAL RES. USA, INC. 66 mo
2018-10 — 2021-01 PARSLEY ENERGY OPERATIONS, LLC 28 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4201HPIONEER NATURAL RES. USA, INC.29,6482018-04-23
4301HPIONEER NATURAL RES. USA, INC.29,9342018-04-23
4401HPIONEER NATURAL RES. USA, INC.210,1742018-04-23