FRANK-SALLY 11K

Oil · District 08 · Lease #59933

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

522k BBL

Cum Gas

750k MCF

casinghead

Wells

1

Production

2023-05 — 2026-04

Peak Month

2023-12

Production History

Cum Oil: 522,015 BBL Cum Gas: 749,818 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

60,519 BBL/mo

Di (annual)

297.1%

b-factor

0.5

EUR

483,699 BBL

R-squared

0.908

type

hyperbolic

Operator History (from monthly production reports)

2023-05 — 2026-07 PIONEER NATURAL RES. USA, INC. 39 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
111HPIONEER NATURAL RES. USA, INC.110,5622022-10-24