WILLIAMS

Oil · District 10 · Lease #1409

Operator: WHITING PETROLEUM CORPORATION

Cum Oil

903k BBL

Cum Gas

371k MCF

casinghead

Wells

12

Production

1993-01 — 2026-04

Peak Month

1994-04

Production History

Cum Oil: 902,575 BBL Cum Gas: 370,525 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,689 BBL/mo

Di (annual)

20.7%

b-factor

2.0

EUR

994,536 BBL

R-squared

0.784

type

hyperbolic

Operator History (from monthly production reports)

2003-01 — 2026-07 EXXCEL PRODUCTION COMPANY 283 mo
2002-01 — 2002-12 OKIE OPERATING COMPANY, LTD. 12 mo
1994-12 — 2001-12 WHITING PETROLEUM CORPORATION 85 mo
1993-01 — 1994-11 UNION PACIFIC RESOURCES COMPANY 23 mo

Wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6EXXCEL PRODUCTION COMPANY12,5502009-10-26
18EXXCEL PRODUCTION COMPANY23,0001993-11-22
16EXXCEL PRODUCTION COMPANY13,0001992-10-12
17EXXCEL PRODUCTION COMPANY13,0001992-10-12
15EXXCEL PRODUCTION COMPANY13,0001991-08-06
14EXXCEL PRODUCTION COMPANY13,0001991-04-03
13EXXCEL PRODUCTION COMPANY13,0001987-08-11
11EXXCEL PRODUCTION COMPANY13,0001987-06-04
12EXXCEL PRODUCTION COMPANY23,0001986-01-22
10AEXXCEL PRODUCTION COMPANY13,0001985-12-30
742-483-00130EXXCEL PRODUCTION COMPANY------
842-483-80659EXXCEL PRODUCTION COMPANY------