TODD, J. S., A R/A A

Oil · District 7C · Lease #2258

Operator: VANGUARD PERMIAN, LLC

Fields: WYATT

Cum Oil

890k BBL

Cum Gas

508k MCF

casinghead

Wells

10

Production

1993-01 — 2019-08

Peak Month

1994-10

Production History

Cum Oil: 890,205 BBL Cum Gas: 508,395 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7,603 BBL/mo

Di (annual)

11.8%

b-factor

0.0

EUR

772,769 BBL

R-squared

0.611

type

exponential

Operator History (from monthly production reports)

2020-05 — 2026-07 O'RYAN OIL AND GAS 75 mo
2019-09 — 2020-04 GRIZZLY OP OF DELAWARE, LLC 8 mo
2015-05 — 2019-08 VANGUARD OPERATING, LLC 52 mo
2008-03 — 2015-04 VANGUARD PERMIAN, LLC 86 mo
1998-09 — 2008-02 APACHE CORPORATION 114 mo
1993-01 — 1998-08 MW PETROLEUM CORPORATION 68 mo

Wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
22O RYAN OIL AND GAS22,0002003-12-19
23O RYAN OIL AND GAS22,0002003-12-19
4O RYAN OIL AND GAS21,3001996-11-22
21O RYAN OIL AND GAS11,5001992-09-03
10O RYAN OIL AND GAS21,5001985-08-23
12VANGUARD OPERATING, LLC21,9001985-08-23
13VANGUARD OPERATING, LLC21,9001985-08-23
15O RYAN OIL AND GAS11,7001983-07-12
14O RYAN OIL AND GAS11,6001983-03-28
11O RYAN OIL AND GAS11,4001977-07-15