DORWARD, J. C.

Oil · District 8A · Lease #1172

Operator: UNITED RESOURCES, LP

Fields: DORWARD

Cum Oil

119k BBL

Cum Gas

71 MCF

casinghead

Wells

8

Production

1993-01 — 2026-04

Peak Month

1998-05

Production History

Cum Oil: 119,422 BBL Cum Gas: 71 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,394 BBL/mo

Di (annual)

112.3%

b-factor

1.5

EUR

101,342 BBL

R-squared

0.325

type

hyperbolic

Operator History (from monthly production reports)

2003-10 — 2026-07 QUATRO OIL AND GAS, INC. 274 mo
2003-07 — 2003-09 UNITED RESOURCES, LP 3 mo
2001-02 — 2003-06 UNITED OIL & MINERALS L. P. 29 mo
1995-03 — 2001-01 UNITED OIL & MINERALS, INC. 71 mo
1993-01 — 1995-02 ROCKER A OPERATING COMPANY 26 mo

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7AQUATRO OIL AND GAS, INC.12,2001991-11-21
8BQUATRO OIL AND GAS, INC.12,2001991-11-21
3AQUATRO OIL AND GAS, INC.12,2501991-04-22
142-169-00409QUATRO OIL AND GAS, INC.------
2W42-169-00412QUATRO OIL AND GAS, INC.------
442-169-00415QUATRO OIL AND GAS, INC.------
642-169-01172QUATRO OIL AND GAS, INC.------
8W42-169-00422QUATRO OIL AND GAS, INC.------