KMA WATERFLOOD-SOUTHWEST UNIT

Oil · District 09 · Lease #10267

Operator: STEPHENS & JOHNSON OPERATING CO.

Fields: K-M-A

Cum Oil

5.3M BBL

Cum Gas

19 MCF

casinghead

Wells

160

Production

1993-01 — 2026-04

Peak Month

1998-01

Production History

Cum Oil: 5,274,815 BBL Cum Gas: 19 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

16,662 BBL/mo

Di (annual)

1.8%

b-factor

0.0

EUR

6,542,407 BBL

R-squared

0.820

type

exponential

Operator History (from monthly production reports)

1993-09 — 2026-07 STEPHENS & JOHNSON OPERATING CO. 395 mo
1993-01 — 1993-08 S & J OPERATING CO. 8 mo

Wells (160)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
405STEPHENS & JOHNSON OPERATING CO.35,0002011-04-27
403STEPHENS & JOHNSON OPERATING CO.14,1002010-11-09
404STEPHENS & JOHNSON OPERATING CO.14,2002010-11-09
402STEPHENS & JOHNSON OPERATING CO.14,1002010-11-08
399STEPHENS & JOHNSON OPERATING CO.14,2002009-05-15
398STEPHENS & JOHNSON OPERATING CO.14,2002009-04-28
397STEPHENS & JOHNSON OPERATING CO.14,0002008-04-28
374STEPHENS & JOHNSON OPERATING CO.14,3632007-08-28
323STEPHENS & JOHNSON OPERATING CO.14,3612007-05-04
129STEPHENS & JOHNSON OPERATING CO.14,0102007-04-09
129SSTEPHENS & JOHNSON OPERATING CO.14,0102007-04-09
394STEPHENS & JOHNSON OPERATING CO.14,0002004-05-11
393STEPHENS & JOHNSON OPERATING CO.14,5002003-07-10
392STEPHENS & JOHNSON OPERATING CO.14,5002002-09-26
391STEPHENS & JOHNSON OPERATING CO.14,5002002-06-03
390STEPHENS & JOHNSON OPERATING CO.14,5002000-10-13
389STEPHENS & JOHNSON OPERATING CO.14,3001999-11-15
388STEPHENS & JOHNSON OPERATING CO.14,0001996-11-08
375STEPHENS & JOHNSON OPERATING CO.24,0001996-04-05
160STEPHENS & JOHNSON OPERATING CO.24,4161994-09-21
382STEPHENS & JOHNSON OPERATING CO.14,3541994-06-20
46STEPHENS & JOHNSON OPERATING CO.14,4791994-06-09
385STEPHENS & JOHNSON OPERATING CO.14,0001994-06-07
384STEPHENS & JOHNSON OPERATING CO.14,0001993-10-26
383STEPHENS & JOHNSON OPERATING CO.14,0001993-09-17
381STEPHENS & JOHNSON OPERATING CO.14,0001992-10-28
378STEPHENS & JOHNSON OPERATING CO.14,1001992-09-22
379STEPHENS & JOHNSON OPERATING CO.14,1001992-09-21
380STEPHENS & JOHNSON OPERATING CO.14,1001992-09-16
376STEPHENS & JOHNSON OPERATING CO.14,0001992-09-02
370STEPHENS & JOHNSON OPERATING CO.24,6001991-05-15
373STEPHENS & JOHNSON OPERATING CO.24,5001991-05-13
371STEPHENS & JOHNSON OPERATING CO.14,5001991-02-14
372STEPHENS & JOHNSON OPERATING CO.14,5001991-02-14
369STEPHENS & JOHNSON OPERATING CO.14,5001990-10-02
367STEPHENS & JOHNSON OPERATING CO.14,0001990-09-06
366STEPHENS & JOHNSON OPERATING CO.14,5001990-09-05
368STEPHENS & JOHNSON OPERATING CO.14,0001990-08-24
360STEPHENS & JOHNSON OPERATING CO.14,2001986-04-25
362STEPHENS & JOHNSON OPERATING CO.14,2001986-04-25
361STEPHENS & JOHNSON OPERATING CO.14,2001986-02-25
363STEPHENS & JOHNSON OPERATING CO.14,2001986-02-25
364STEPHENS & JOHNSON OPERATING CO.24,3901983-10-17
1042-485-87908STEPHENS & JOHNSON OPERATING CO.------
101S42-485-87956STEPHENS & JOHNSON OPERATING CO.------
103S42-485-87957STEPHENS & JOHNSON OPERATING CO.------
106W42-485-12736STEPHENS & JOHNSON OPERATING CO.------
111W42-485-87961STEPHENS & JOHNSON OPERATING CO.------
11242-485-87962STEPHENS & JOHNSON OPERATING CO.------
114WS42-485-87963STEPHENS & JOHNSON OPERATING CO.------
115WS42-485-87964STEPHENS & JOHNSON OPERATING CO.------
11642-485-87965STEPHENS & JOHNSON OPERATING CO.------
1242-485-87910STEPHENS & JOHNSON OPERATING CO.------
12242-485-06736STEPHENS & JOHNSON OPERATING CO.------
130S42-485-87974STEPHENS & JOHNSON OPERATING CO.------
13342-485-87976STEPHENS & JOHNSON OPERATING CO.------
13W42-485-87911STEPHENS & JOHNSON OPERATING CO.------
1442-485-87912STEPHENS & JOHNSON OPERATING CO.------
1542-485-87913STEPHENS & JOHNSON OPERATING CO.------
1642-485-87914STEPHENS & JOHNSON OPERATING CO.------
166W42-485-87987STEPHENS & JOHNSON OPERATING CO.------
16S42-485-92708STEPHENS & JOHNSON OPERATING CO.------
16W42-485-87914STEPHENS & JOHNSON OPERATING CO.------
17442-485-87988STEPHENS & JOHNSON OPERATING CO.------
176W42-485-14157STEPHENS & JOHNSON OPERATING CO.------
17842-485-87990STEPHENS & JOHNSON OPERATING CO.------
17S42-485-87916STEPHENS & JOHNSON OPERATING CO.------
189W42-485-87991STEPHENS & JOHNSON OPERATING CO.------
19042-485-87992STEPHENS & JOHNSON OPERATING CO.------
191W42-485-14421STEPHENS & JOHNSON OPERATING CO.------
19242-485-87994STEPHENS & JOHNSON OPERATING CO.------
194W42-485-87995STEPHENS & JOHNSON OPERATING CO.------
19542-485-87996STEPHENS & JOHNSON OPERATING CO.------
19942-485-87997STEPHENS & JOHNSON OPERATING CO.------
1SW42-485-01535STEPHENS & JOHNSON OPERATING CO.------
2042-485-14611STEPHENS & JOHNSON OPERATING CO.------
201W42-485-87998STEPHENS & JOHNSON OPERATING CO.------
20342-485-87999STEPHENS & JOHNSON OPERATING CO.------
20942-485-88000STEPHENS & JOHNSON OPERATING CO.------
21342-485-88001STEPHENS & JOHNSON OPERATING CO.------
214W42-485-88002STEPHENS & JOHNSON OPERATING CO.------
21642-485-88003STEPHENS & JOHNSON OPERATING CO.------
21742-485-88004STEPHENS & JOHNSON OPERATING CO.------
21842-485-88005STEPHENS & JOHNSON OPERATING CO.------
21942-485-88006STEPHENS & JOHNSON OPERATING CO.------
21W42-485-87919STEPHENS & JOHNSON OPERATING CO.------
2242-485-05751STEPHENS & JOHNSON OPERATING CO.------
22142-485-88007STEPHENS & JOHNSON OPERATING CO.------
22842-485-88008STEPHENS & JOHNSON OPERATING CO.------
2342-485-14616STEPHENS & JOHNSON OPERATING CO.------
23642-485-88010STEPHENS & JOHNSON OPERATING CO.------
237W42-485-88011STEPHENS & JOHNSON OPERATING CO.------
23842-485-88012STEPHENS & JOHNSON OPERATING CO.------
23942-485-88013STEPHENS & JOHNSON OPERATING CO.------
240W42-485-88014STEPHENS & JOHNSON OPERATING CO.------
242W42-485-88015STEPHENS & JOHNSON OPERATING CO.------
24442-485-88016STEPHENS & JOHNSON OPERATING CO.------
245W42-485-88017STEPHENS & JOHNSON OPERATING CO.------
253W42-485-88019STEPHENS & JOHNSON OPERATING CO.------
25442-485-88020STEPHENS & JOHNSON OPERATING CO.------
255W42-485-88021STEPHENS & JOHNSON OPERATING CO.------
258W42-485-88022STEPHENS & JOHNSON OPERATING CO.------
2642-485-14685STEPHENS & JOHNSON OPERATING CO.------
26942-485-88025STEPHENS & JOHNSON OPERATING CO.------
27242-485-88026STEPHENS & JOHNSON OPERATING CO.------
274W42-485-88027STEPHENS & JOHNSON OPERATING CO.------
27542-485-14617STEPHENS & JOHNSON OPERATING CO.------
27W42-485-87925STEPHENS & JOHNSON OPERATING CO.------
281W42-485-88029STEPHENS & JOHNSON OPERATING CO.------
28242-485-88030STEPHENS & JOHNSON OPERATING CO.------
28342-485-15297STEPHENS & JOHNSON OPERATING CO.------
284W42-485-88032STEPHENS & JOHNSON OPERATING CO.------
28542-485-88033STEPHENS & JOHNSON OPERATING CO.------
28S42-485-87926STEPHENS & JOHNSON OPERATING CO.------
294W42-485-88036STEPHENS & JOHNSON OPERATING CO.------
29542-485-15259STEPHENS & JOHNSON OPERATING CO.------
29S42-485-87927STEPHENS & JOHNSON OPERATING CO.------
32842-485-88041STEPHENS & JOHNSON OPERATING CO.------
3342-485-87929STEPHENS & JOHNSON OPERATING CO.------
341W42-485-05373STEPHENS & JOHNSON OPERATING CO.------
34242-485-05372STEPHENS & JOHNSON OPERATING CO.------
34442-485-88046STEPHENS & JOHNSON OPERATING CO.------
34542-485-88047STEPHENS & JOHNSON OPERATING CO.------
348W42-485-88049STEPHENS & JOHNSON OPERATING CO.------
3542-485-14601STEPHENS & JOHNSON OPERATING CO.------
35042-485-88050STEPHENS & JOHNSON OPERATING CO.------
351W42-485-88051STEPHENS & JOHNSON OPERATING CO.------
35342-485-88052STEPHENS & JOHNSON OPERATING CO.------
35442-485-09964STEPHENS & JOHNSON OPERATING CO.------
358W42-485-87902STEPHENS & JOHNSON OPERATING CO.------
35942-485-88056STEPHENS & JOHNSON OPERATING CO.------
3642-485-87931STEPHENS & JOHNSON OPERATING CO.------
36542-485-87040STEPHENS & JOHNSON OPERATING CO.------
37W42-485-14604STEPHENS & JOHNSON OPERATING CO.------
3842-485-87933STEPHENS & JOHNSON OPERATING CO.------
38642-485-87051STEPHENS & JOHNSON OPERATING CO.------
40042-485-87054STEPHENS & JOHNSON OPERATING CO.------
40142-485-14167STEPHENS & JOHNSON OPERATING CO.------
4142-485-87934STEPHENS & JOHNSON OPERATING CO.------
4242-485-14686STEPHENS & JOHNSON OPERATING CO.------
4342-485-14687STEPHENS & JOHNSON OPERATING CO.------
542-485-15309STEPHENS & JOHNSON OPERATING CO.------
5042-485-05753STEPHENS & JOHNSON OPERATING CO.------
51W42-485-87939STEPHENS & JOHNSON OPERATING CO.------
52W42-485-87940STEPHENS & JOHNSON OPERATING CO.------
53W42-485-87941STEPHENS & JOHNSON OPERATING CO.------
5442-485-87942STEPHENS & JOHNSON OPERATING CO.------
55W42-485-15268STEPHENS & JOHNSON OPERATING CO.------
5842-485-06735STEPHENS & JOHNSON OPERATING CO.------
642-485-05750STEPHENS & JOHNSON OPERATING CO.------
65W42-485-87945STEPHENS & JOHNSON OPERATING CO.------
6642-485-01635STEPHENS & JOHNSON OPERATING CO.------
6742-485-87947STEPHENS & JOHNSON OPERATING CO.------
7242-485-87949STEPHENS & JOHNSON OPERATING CO.------
84W42-485-87951STEPHENS & JOHNSON OPERATING CO.------
8642-485-14161STEPHENS & JOHNSON OPERATING CO.------
8842-485-87953STEPHENS & JOHNSON OPERATING CO.------
8942-485-87954STEPHENS & JOHNSON OPERATING CO.------
92S42-485-87955STEPHENS & JOHNSON OPERATING CO.------
9W42-485-87907STEPHENS & JOHNSON OPERATING CO.------