SPARKS, CECIL R. ET UX -A-

Oil · District 01 · Lease #11181

Operator: ESCONDIDO OPERATING, INC.

Fields: SOMERSET

Cum Oil

300 BBL

Cum Gas

20 MCF

casinghead

Wells

1

Production

1993-01 — 1998-12

Peak Month

1997-11

Production History

Cum Oil: 300 BBL Cum Gas: 20 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

18 BBL/mo

Di (annual)

221.8%

b-factor

0.0

EUR

92 BBL

R-squared

0.563

type

exponential

Operator History (from monthly production reports)

1993-01 — 2007-03 ESCONDIDO OPERATING, INC. 171 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PHOENIX OIL & GAS INC. (A)12,0001984-10-15