WRIGHT UNIT

Oil · District 8A · Lease #19452

Operator: WESTPORT OIL AND GAS COMPANY, LP

Fields: LEVELLAND

Cum Oil

1.3M BBL

Cum Gas

263k MCF

casinghead

Wells

111

Production

1993-01 — 2026-04

Peak Month

1996-03

Production History

Cum Oil: 1,348,136 BBL Cum Gas: 263,340 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

12,683 BBL/mo

Di (annual)

10.7%

b-factor

0.0

EUR

1,413,443 BBL

R-squared

0.913

type

exponential

Operator History (from monthly production reports)

2025-10 — 2026-07 EXTEX OPERATING COMPANY 10 mo
2022-01 — 2025-09 NEW HORIZON RESOURCES LLC 45 mo
2020-05 — 2021-12 EXTEX OPERATING COMPANY 20 mo
2019-09 — 2020-04 GRIZZLY OP OF DELAWARE, LLC 8 mo
2015-05 — 2019-08 VANGUARD OPERATING, LLC 52 mo
2012-04 — 2015-04 VANGUARD PERMIAN, LLC 37 mo
2009-09 — 2012-03 ENCORE ENERGY PARTNERS OPER LLC 31 mo
2005-12 — 2009-08 ENCORE OPERATING, L.P. 45 mo
2002-03 — 2005-11 WESTPORT OIL AND GAS COMPANY, LP 45 mo
1998-09 — 2002-02 BELCO ENERGY CORP. 42 mo
1995-01 — 1998-08 CODA ENERGY, INC. 44 mo
1993-01 — 1994-12 MOBIL PRODUCING TX. & N.M. INC. 24 mo

Wells (111)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1347EXTEX OPERATING COMPANY15,5001995-09-25
1346EXTEX OPERATING COMPANY15,5001995-09-21
1076EXTEX OPERATING COMPANY15,0501991-03-25
775EXTEX OPERATING COMPANY15,0501991-03-25
574EXTEX OPERATING COMPANY15,0501991-03-19
272EXTEX OPERATING COMPANY15,0501991-03-08
273EXTEX OPERATING COMPANY15,0501991-03-08
1071EXTEX OPERATING COMPANY15,0501990-11-30
267EXTEX OPERATING COMPANY15,0501990-11-30
268EXTEX OPERATING COMPANY15,0501990-11-30
569EXTEX OPERATING COMPANY15,0501990-11-30
970EXTEX OPERATING COMPANY15,0501990-11-30
720AWEXTEX OPERATING COMPANY15,1001984-05-11
1137EXTEX OPERATING COMPANY15,2001983-11-09
201AEXTEX OPERATING COMPANY15,2001983-08-18
310EXTEX OPERATING COMPANY15,2001983-05-18
721AEXTEX OPERATING COMPANY15,2001983-04-21
918EXTEX OPERATING COMPANY15,2001983-04-21
1134AEXTEX OPERATING COMPANY15,0701982-12-28
1031EXTEX OPERATING COMPANY15,1001982-08-03
205EXTEX OPERATING COMPANY15,1001982-08-03
204EXTEX OPERATING COMPANY15,1001981-07-01
1242EXTEX OPERATING COMPANY15,1001979-07-03
309EXTEX OPERATING COMPANY15,1001979-07-03
309WEXTEX OPERATING COMPANY15,1001979-07-03
635EXTEX OPERATING COMPANY15,1001979-07-03
308EXTEX OPERATING COMPANY15,1001978-07-21
1241EXTEX OPERATING COMPANY15,1001978-05-05
2163EXTEX OPERATING COMPANY15,1001978-05-05
631EXTEX OPERATING COMPANY15,1001978-05-05
632EXTEX OPERATING COMPANY15,1001978-05-05
633EXTEX OPERATING COMPANY15,1001978-05-05
634EXTEX OPERATING COMPANY15,1001978-05-05
1028W42-079-02443EXTEX OPERATING COMPANY------
102942-079-02442EXTEX OPERATING COMPANY------
1030W42-079-02436EXTEX OPERATING COMPANY------
113142-079-00160EXTEX OPERATING COMPANY------
1132W42-079-00335EXTEX OPERATING COMPANY------
1133W42-079-00333EXTEX OPERATING COMPANY------
1135W42-079-30469EXTEX OPERATING COMPANY------
113642-079-30464EXTEX OPERATING COMPANY------
1235W42-079-02192EXTEX OPERATING COMPANY------
1237W42-079-02193EXTEX OPERATING COMPANY------
123842-079-02191EXTEX OPERATING COMPANY------
1239W42-079-30363EXTEX OPERATING COMPANY------
124042-079-30381EXTEX OPERATING COMPANY------
1301WS42-079-80936EXTEX OPERATING COMPANY------
1339W42-079-01902EXTEX OPERATING COMPANY------
134042-079-02197EXTEX OPERATING COMPANY------
134142-079-02199EXTEX OPERATING COMPANY------
1342W42-079-30117EXTEX OPERATING COMPANY------
134342-079-30362EXTEX OPERATING COMPANY------
134442-079-30382EXTEX OPERATING COMPANY------
134542-079-30380EXTEX OPERATING COMPANY------
1442W42-079-00439EXTEX OPERATING COMPANY------
144342-079-00445EXTEX OPERATING COMPANY------
1446W42-079-00450EXTEX OPERATING COMPANY------
154542-079-01945EXTEX OPERATING COMPANY------
1648W42-079-01946EXTEX OPERATING COMPANY------
164942-079-00867EXTEX OPERATING COMPANY------
1650W42-079-01949EXTEX OPERATING COMPANY------
175242-079-01909EXTEX OPERATING COMPANY------
1853W42-079-01873EXTEX OPERATING COMPANY------
195442-079-01786EXTEX OPERATING COMPANY------
20242-079-02189EXTEX OPERATING COMPANY------
203W42-079-02190EXTEX OPERATING COMPANY------
2063W42-079-00752EXTEX OPERATING COMPANY------
206642-079-00754EXTEX OPERATING COMPANY------
2159W42-079-00750EXTEX OPERATING COMPANY------
2160W42-079-00749EXTEX OPERATING COMPANY------
216142-079-00751EXTEX OPERATING COMPANY------
216242-079-00748EXTEX OPERATING COMPANY------
225542-079-00755EXTEX OPERATING COMPANY------
225642-079-00753EXTEX OPERATING COMPANY------
225742-079-00761EXTEX OPERATING COMPANY------
2258W42-079-00759EXTEX OPERATING COMPANY------
30442-079-01908EXTEX OPERATING COMPANY------
305W42-079-01906EXTEX OPERATING COMPANY------
306W42-079-01911EXTEX OPERATING COMPANY------
30742-079-01903EXTEX OPERATING COMPANY------
50842-079-01904EXTEX OPERATING COMPANY------
509W42-079-01912EXTEX OPERATING COMPANY------
51042-079-01907EXTEX OPERATING COMPANY------
51142-079-01910EXTEX OPERATING COMPANY------
602WS42-079-20071EXTEX OPERATING COMPANY------
62342-079-01944EXTEX OPERATING COMPANY------
627W42-079-30119EXTEX OPERATING COMPANY------
628W42-079-30183EXTEX OPERATING COMPANY------
629W42-079-30266EXTEX OPERATING COMPANY------
630W42-079-30267EXTEX OPERATING COMPANY------
644W42-079-01948EXTEX OPERATING COMPANY------
64742-079-01943EXTEX OPERATING COMPANY------
648W42-079-30462EXTEX OPERATING COMPANY------
71942-079-02178EXTEX OPERATING COMPANY------
722W42-079-02188EXTEX OPERATING COMPANY------
72342-079-30461EXTEX OPERATING COMPANY------
72442-079-30463EXTEX OPERATING COMPANY------
72542-079-30460EXTEX OPERATING COMPANY------
815W42-079-02182EXTEX OPERATING COMPANY------
81642-079-02195EXTEX OPERATING COMPANY------
81742-079-02183EXTEX OPERATING COMPANY------
818W42-079-02196EXTEX OPERATING COMPANY------
819W42-079-30364EXTEX OPERATING COMPANY------
820W42-079-30367EXTEX OPERATING COMPANY------
821W42-079-30379EXTEX OPERATING COMPANY------
91242-079-02200EXTEX OPERATING COMPANY------
913W42-079-02198EXTEX OPERATING COMPANY------
91442-079-02201EXTEX OPERATING COMPANY------
915W42-079-30118EXTEX OPERATING COMPANY------
91642-079-30365EXTEX OPERATING COMPANY------
91742-079-30383EXTEX OPERATING COMPANY------