TXL DEVONIAN MAIN PAY UNIT

Oil · District 08 · Lease #21431

Operator: SHELL WESTERN E&P INC.

Cum Oil

857k BBL

Cum Gas

5.5M MCF

casinghead

Wells

61

Production

1993-01 — 2026-04

Peak Month

2005-03

Production History

Cum Oil: 856,893 BBL Cum Gas: 5,504,397 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,054 BBL/mo

Di (annual)

3.5%

b-factor

0.0

EUR

868,626 BBL

R-squared

0.368

type

exponential

Operator History (from monthly production reports)

2026-05 — 2026-07 OXY USA WTP EOR, LLC 3 mo
2001-01 — 2026-04 OXY USA WTP LP 304 mo
1996-01 — 2000-12 OXY USA INC. 60 mo
1993-01 — 1995-12 SHELL WESTERN E&P INC. 36 mo

Wells (61)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
313OXY USA WTP LP17,6502005-05-03
405OXY USA WTP LP18,5001996-01-25
408OXY USA WTP LP18,1641995-06-07
305OXY USA WTP LP18,1001993-12-23
506OXY USA WTP LP18,0951993-08-31
510OXY USA WTP LP18,0721993-08-10
505OXY USA WTP LP18,1181993-05-26
10142-135-08923OXY USA WTP LP------
102W42-135-07050OXY USA WTP LP------
10342-135-09023OXY USA WTP LP------
10542-135-07635OXY USA WTP LP------
10642-135-07065OXY USA WTP LP------
10742-135-07063OXY USA WTP LP------
10842-135-07046OXY USA WTP LP------
11042-135-07648OXY USA WTP LP------
11142-135-07066OXY USA WTP LP------
11242-135-07064OXY USA WTP LP------
14642-135-84940OXY USA WTP LP------
20142-135-04562OXY USA WTP LP------
20242-135-04563OXY USA WTP LP------
20342-135-04453OXY USA WTP LP------
20542-135-04577OXY USA WTP LP------
20642-135-04579OXY USA WTP LP------
20742-135-04455OXY USA WTP LP------
20842-135-04456OXY USA WTP LP------
21042-135-04560OXY USA WTP LP------
21142-135-04576OXY USA WTP LP------
21242-135-04578OXY USA WTP LP------
21342-135-07091OXY USA WTP LP------
21442-135-07090OXY USA WTP LP------
21542-135-07080OXY USA WTP LP------
30142-135-07078OXY USA WTP LP------
30342-135-05414OXY USA WTP LP------
30442-135-05528OXY USA WTP LP------
30642-135-05411OXY USA WTP LP------
30842-135-05527OXY USA WTP LP------
30942-135-07538OXY USA WTP LP------
31042-135-05524OXY USA WTP LP------
31142-135-05498OXY USA WTP LP------
31242-135-05961OXY USA WTP LP------
40142-135-06965OXY USA WTP LP------
40242-135-06959OXY USA WTP LP------
40442-135-06966OXY USA WTP LP------
50142-135-05963OXY USA WTP LP------
50242-135-05962OXY USA WTP LP------
50342-135-05964OXY USA WTP LP------
50442-135-06004OXY USA WTP LP------
50842-135-08806OXY USA WTP LP------
60342-135-05369OXY USA WTP LP------
60442-135-05371OXY USA WTP LP------
60542-135-05367OXY USA WTP LP------
60642-135-05368OXY USA WTP LP------
60742-135-05984OXY USA WTP LP------
61042-135-07075OXY USA WTP LP------
611G42-135-07073OXY USA WTP LP------
61242-135-07076OXY USA WTP LP------
70142-135-07056OXY USA WTP LP------
70242-135-07077OXY USA WTP LP------
70342-135-05746FORMENTERA OPERATIONS LLC------
70442-135-03696OXY USA WTP LP------
70542-135-03698OXY USA WTP LP------