STILT WEST D 18-20

Oil · District 08 · Lease #55209

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

784k BBL

Cum Gas

2.9M MCF

casinghead

Wells

2

Production

2020-10 — 2026-04

Peak Month

2021-03

Production History

Cum Oil: 784,234 BBL Cum Gas: 2,876,436 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

64,953 BBL/mo

Di (annual)

224.4%

b-factor

0.5

EUR

683,461 BBL

R-squared

0.865

type

hyperbolic

Operator History (from monthly production reports)

2021-06 — 2026-07 PIONEER NATURAL RES. USA, INC. 62 mo
2020-10 — 2021-05 DE3 OPERATING LLC 8 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2804HPIONEER NATURAL RES. USA, INC.19,0002020-07-28
4304HPIONEER NATURAL RES. USA, INC.19,5002020-07-28