GLASPIE-HARVARD 11K

Oil · District 08 · Lease #60584

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

523k BBL

Cum Gas

721k MCF

casinghead

Wells

1

Production

2023-11 — 2026-04

Peak Month

2025-01

Production History

Cum Oil: 522,899 BBL Cum Gas: 721,430 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

35,220 BBL/mo

Di (annual)

80.3%

b-factor

0.2

EUR

657,833 BBL

R-squared

0.977

type

hyperbolic

Operator History (from monthly production reports)

2023-11 — 2026-07 PIONEER NATURAL RES. USA, INC. 33 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11HPIONEER NATURAL RES. USA, INC.19,5002023-09-19