WEATHERBY -A-

Oil · District 7C · Lease #4921

Operator: WESTPORT OIL AND GAS COMPANY, LP

Cum Oil

659k BBL

Cum Gas

2.5M MCF

casinghead

Wells

21

Production

1993-01 — 2026-04

Peak Month

1996-08

Production History

Cum Oil: 659,273 BBL Cum Gas: 2,471,424 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,293 BBL/mo

Di (annual)

8.4%

b-factor

0.0

EUR

607,373 BBL

R-squared

0.692

type

exponential

Operator History (from monthly production reports)

2002-06 — 2026-07 PITTS ENERGY CO. 290 mo
2002-03 — 2002-05 WESTPORT OIL AND GAS COMPANY, LP 3 mo
1998-09 — 2002-02 BELCO ENERGY CORP. 42 mo
1995-10 — 1998-08 CODA ENERGY, INC. 35 mo
1993-01 — 1995-09 SNYDER OIL CORPORATION 33 mo

Wells (21)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
26PITTS ENERGY CO.19,5002008-08-07
27PITTS ENERGY CO.19,5002008-08-02
21PITTS ENERGY CO.18,0001994-08-17
22PITTS ENERGY CO.18,0001994-08-17
23PITTS ENERGY CO.18,0001994-08-17
24PITTS ENERGY CO.18,0001994-08-17
25PITTS ENERGY CO.18,0001994-08-17
16PITTS ENERGY CO.18,0001987-07-29
19PITTS ENERGY CO.18,0001987-07-29
12PITTS ENERGY CO.17,9001986-02-19
20PITTS ENERGY CO.17,8501986-02-06
142-383-10784PITTS ENERGY CO.------
1042-383-30321PITTS ENERGY CO.------
242-383-30107PITTS ENERGY CO.------
342-383-30237PITTS ENERGY CO.------
442-383-30238PITTS ENERGY CO.------
542-383-30239PITTS ENERGY CO.------
642-383-30240PITTS ENERGY CO.------
742-383-30241PITTS ENERGY CO.------
842-383-30317PITTS ENERGY CO.------
942-383-30319PITTS ENERGY CO.------