SLAUGHTER, ELMA L., -B-

Oil · District 08 · Lease #20277

Operator: SCYTHIAN, LTD.

Fields: SULPHUR DRAW (DEAN 8790)

Cum Oil

79k BBL

Cum Gas

290k MCF

casinghead

Wells

2

Production

1993-01 — 2022-08

Peak Month

1994-06

Production History

Cum Oil: 79,192 BBL Cum Gas: 290,138 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

700 BBL/mo

Di (annual)

16.0%

b-factor

0.5

EUR

84,099 BBL

R-squared

0.805

type

hyperbolic

Operator History (from monthly production reports)

2023-06 — 2026-07 OVINTIV USA INC. 38 mo

2017-06 — 2023-05 PETROLEGACY ENERGY II, LLC 72 mo

2006-05 — 2017-05 PIONEER NATURAL RES. USA, INC. 133 mo

2000-04 — 2006-04 SCYTHIAN, LTD. 73 mo

1993-01 — 2000-03 HUNT OIL COMPANY 87 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
2	42-317-33436	OVINTIV USA INC.	1	10,250	1987-04-09
1	42-317-10225	OVINTIV USA INC.	--	--	--