< leases

NICHOLS

Oil · District 08 · Lease #31409

Operator: WATUSI ENERGY LLC

Fields: HORSELOT (STRAWN)

Cum Oil

85k BBL

Cum Gas

197k MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

1993-01

Production History

Cum Oil: 84,745 BBL Cum Gas: 197,404 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

340 BBL/mo

Di (annual)

4.7%

b-factor

0.0

EUR

78,089 BBL

R-squared

0.328

type

exponential

Operator History (from monthly production reports)

2021-12 — 2026-07 BLACK ARROW OPERATING, LLC 56 mo
2020-12 — 2021-11 WATUSI ENERGY LLC 12 mo
2017-03 — 2020-11 LARIO OIL & GAS COMPANY 45 mo
2016-12 — 2017-02 TRAIL RIDGE ENERGY PRTNS II LLC 3 mo
2015-02 — 2016-11 RIO OIL AND GAS (PERMIAN) II,LLC 22 mo
2014-06 — 2015-01 RIO OIL AND GAS (PERMIAN), LLC 8 mo
2007-03 — 2014-05 TURQUOISE BAY CORPORATION 87 mo
1994-07 — 2007-02 MCFARLAND & SCOBEY, INC. 152 mo
1993-01 — 1994-06 DAVIS & CARR ENERGY CO. 18 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
342-329-31954BLACK ARROW OPERATING, LLC210,8001999-01-05
242-329-31829BLACK ARROW OPERATING, LLC212,8001987-03-10