< leases

ROACH "50"

Oil · District 7C · Lease #12622

Operator: SWIFT ENERGY COMPANY

Fields: VELREX (HENDERSON UPPER)

Cum Oil

101k BBL

Cum Gas

1.3M MCF

casinghead

Wells

4

Production

1993-01 — 2026-04

Peak Month

2023-03

Production History

Cum Oil: 101,363 BBL Cum Gas: 1,264,207 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,001 BBL/mo

Di (annual)

16.7%

b-factor

0.3

EUR

97,091 BBL

R-squared

0.828

type

hyperbolic

Operator History (from monthly production reports)

2026-05 — 2026-07 ROLLING HILLS OIL & GAS, INC 3 mo
2022-06 — 2026-04 ARDENT ENERGY LLC 47 mo
1998-02 — 2022-05 CAPITOL WELL SERVICING CO., INC. 292 mo
1993-01 — 1998-01 SWIFT ENERGY COMPANY 61 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
542-413-31768ARDENT ENERGY LLC17,9001991-10-18
342-413-31719ARDENT ENERGY LLC16,8001989-11-10
442-413-31718ARDENT ENERGY LLC16,8001989-11-09
242-413-31696ARDENT ENERGY LLC16,8001988-12-28