FRYSAK

Oil · District 08 · Lease #28518

Operator: COSTILLA PETROLEUM CORPORATION

Cum Oil

181 BBL

Cum Gas

72k MCF

casinghead

Wells

4

Production

1993-01 — 1994-01

Peak Month

1993-01

Production History

Cum Oil: 181 BBL Cum Gas: 72,045 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

53 BBL/mo

Di (annual)

378.3%

b-factor

0.0

EUR

168 BBL

R-squared

0.786

type

exponential

Operator History (from monthly production reports)

1993-01 — 1994-03 COSTILLA PETROLEUM CORPORATION 15 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6SUNDOWN ENERGY LP110,1001985-06-28
4SUNDOWN ENERGY LP110,1001985-02-04
2SUNDOWN ENERGY LP111,3001984-06-29
1SUNDOWN ENERGY LP111,0351983-07-13