CAVIL, TYRENA

Oil · District 01 · Lease #1230

Operator: ROCKDALE PARTNERS, L.L.C.

Cum Oil

720 BBL

Cum Gas

21 MCF

casinghead

Wells

9

Production

1993-01 — 1999-06

Peak Month

1993-02

Production History

Cum Oil: 720 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

73 BBL/mo

Di (annual)

837.0%

b-factor

1.0

EUR

456 BBL

R-squared

0.492

type

hyperbolic

Operator History (from monthly production reports)

1998-05 — 2026-07 ROCKDALE PARTNERS, L.L.C. 339 mo
1995-12 — 1998-04 CAP OPERATING INC. 29 mo
1994-11 — 1995-11 PENROD OIL COMPANY OF TEXAS, INC 13 mo
1994-10 — 1994-10 MOBILE PRODUCTION SYSTEMS, INC. 1 mo
1993-01 — 1994-09 PENROD OIL COMPANY OF TEXAS, INC 21 mo

Wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
16ROCKDALE PARTNERS L.L.C.11,4001983-04-26
11ROCKDALE PARTNERS L.L.C.11,4001983-04-06
12ROCKDALE PARTNERS L.L.C.11,4001983-04-06
14ROCKDALE PARTNERS L.L.C.11,4001983-04-06
8ROCKDALE PARTNERS L.L.C.11,4001981-09-11
142-331-00172ROCKDALE PARTNERS L.L.C.------
342-331-00187ROCKDALE PARTNERS L.L.C.------
542-331-00180ROCKDALE PARTNERS L.L.C.------
642-331-00212ROCKDALE PARTNERS L.L.C.------