STIFF SADDLE 641-668

Oil · District 8A · Lease #70545

Operator: RILEY PERMIAN OPERATING CO, LLC

Cum Oil

389k BBL

Cum Gas

847k MCF

casinghead

Wells

5

Production

2016-11 — 2026-04

Peak Month

2019-01

Production History

Cum Oil: 389,437 BBL Cum Gas: 846,727 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6,022 BBL/mo

Di (annual)

36.7%

b-factor

1.8

EUR

934,000 BBL

R-squared

0.630

type

hyperbolic

Operator History (from monthly production reports)

2017-06 — 2026-07 RILEY PERMIAN OPERATING CO, LLC 110 mo
2016-11 — 2017-05 RILEY EXPLORATION OPG CO, LLC 7 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
25XHRILEY PERMIAN OPERATING CO, LLC19,0002024-08-26
15XHRILEY PERMIAN OPERATING CO, LLC19,0002024-08-23
2XHRILEY PERMIAN OPERATING CO, LLC19,0002024-08-23
3XHRILEY PERMIAN OPERATING CO, LLC19,0002017-04-24
1XHRILEY PERMIAN OPERATING CO, LLC19,0002016-06-01