SLAUGHTER ESTATE "19"

Oil · District 8A · Lease #65229

Operator: VIEJO OIL & GAS, LLC

Cum Oil

82k BBL

Cum Gas

32k MCF

casinghead

Wells

4

Production

1993-01 — 2011-07

Peak Month

1993-01

Production History

Cum Oil: 82,479 BBL Cum Gas: 32,040 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,035 BBL/mo

Di (annual)

40.1%

b-factor

0.2

EUR

76,065 BBL

R-squared

0.950

type

hyperbolic

Operator History (from monthly production reports)

2013-12 — 2026-07 VIEJO OIL & GAS, LLC 152 mo
1993-01 — 2013-11 DURHAM, INC. 251 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2VIEJO OIL & GAS, LLC28,4501990-08-15
4VIEJO OIL & GAS, LLC18,4501986-01-24
3VIEJO OIL & GAS, LLC18,4501985-07-19
1VIEJO OIL & GAS, LLC18,4501984-12-20