SYPHRETT, D. W.

Oil · District 03 · Lease #65

Operator: MCGOWAN WORKING PARTNERS, INC.

Fields: ANAHUAC

Cum Oil

234k BBL

Cum Gas

443k MCF

casinghead

Wells

3

Production

1993-01 — 2026-04

Peak Month

1993-07

Production History

Cum Oil: 234,180 BBL Cum Gas: 443,043 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

957 BBL/mo

Di (annual)

4.4%

b-factor

0.0

EUR

230,876 BBL

R-squared

0.744

type

exponential

Operator History (from monthly production reports)

2000-05 — 2026-07 MCGOWAN WORKING PARTNERS, INC. 315 mo
1993-01 — 2000-04 MCGOWAN WORKING PARTNERS 88 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
13MCGOWAN WORKING PARTNERS, INC.17,2001991-07-16
11MCGOWAN WORKING PARTNERS, INC.17,2001991-06-12
642-071-01743MCGOWAN WORKING PARTNERS, INC.------