STILT EAST I 18-20

Oil · District 08 · Lease #56803

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

600k BBL

Cum Gas

2.1M MCF

casinghead

Wells

2

Production

2021-09 — 2026-04

Peak Month

2022-05

Production History

Cum Oil: 599,860 BBL Cum Gas: 2,114,555 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

50,228 BBL/mo

Di (annual)

208.3%

b-factor

0.4

EUR

481,201 BBL

R-squared

0.979

type

hyperbolic

Operator History (from monthly production reports)

2021-09 — 2026-07 PIONEER NATURAL RES. USA, INC. 59 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2809HPIONEER NATURAL RES. USA, INC.110,5532021-08-02
4209HPIONEER NATURAL RES. USA, INC.210,5532021-04-01