SEALY SMITH FOUNDATION

Oil · District 08 · Lease #4403

Operator: SHELL WESTERN E&P INC.

Cum Oil

4.7M BBL

Cum Gas

5.4M MCF

casinghead

Wells

260

Production

1993-01 — 2026-04

Peak Month

1993-01

Production History

Cum Oil: 4,661,794 BBL Cum Gas: 5,392,306 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

33,986 BBL/mo

Di (annual)

8.2%

b-factor

0.0

EUR

4,868,928 BBL

R-squared

0.972

type

exponential

Operator History (from monthly production reports)

2000-05 — 2026-07 OCCIDENTAL PERMIAN LTD. 315 mo
1997-03 — 2000-04 ALTURA ENERGY LTD. 38 mo
1993-01 — 1997-02 SHELL WESTERN E&P INC. 50 mo

Wells (260)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
21OCCIDENTAL PERMIAN LTD.310,7202019-05-02
312OCCIDENTAL PERMIAN LTD.312,5002016-09-14
1OCCIDENTAL PERMIAN LTD.212,5002016-09-12
198OCCIDENTAL PERMIAN LTD.212,5002016-09-12
293OCCIDENTAL PERMIAN LTD.212,5002016-05-06
260OCCIDENTAL PERMIAN LTD.212,5002016-04-29
285OCCIDENTAL PERMIAN LTD.212,5002016-04-26
311OCCIDENTAL PERMIAN LTD.312,5002016-04-12
313OCCIDENTAL PERMIAN LTD.212,5002016-04-12
291OCCIDENTAL PERMIAN LTD.212,5002016-03-31
327OCCIDENTAL PERMIAN LTD.16,0002013-01-03
328OCCIDENTAL PERMIAN LTD.16,0002013-01-03
330OCCIDENTAL PERMIAN LTD.16,0002012-12-11
329OCCIDENTAL PERMIAN LTD.16,0002012-12-06
5514OCCIDENTAL PERMIAN LTD.28,9002004-05-18
146OCCIDENTAL PERMIAN LTD.25,8002000-05-30
3OCCIDENTAL PERMIAN LTD.210,4962000-05-26
78OCCIDENTAL PERMIAN LTD.18,3981998-10-06
325OCCIDENTAL PERMIAN LTD.35,9001998-05-15
82OCCIDENTAL PERMIAN LTD.18,3851997-09-19
308OCCIDENTAL PERMIAN LTD.25,4001996-04-29
309MILLWEE OIL, INC.25,4001996-04-29
307RMILLWEE OIL, INC.35,4001996-03-25
50OCCIDENTAL PERMIAN LTD.28,5431995-06-07
266OCCIDENTAL PERMIAN LTD.25,8001995-03-08
322OCCIDENTAL PERMIAN LTD.15,4001988-07-27
323OCCIDENTAL PERMIAN LTD.25,9001988-07-27
324OCCIDENTAL PERMIAN LTD.15,4001988-07-27
326OCCIDENTAL PERMIAN LTD.15,4001988-07-27
318OCCIDENTAL PERMIAN LTD.15,4001988-06-30
319OCCIDENTAL PERMIAN LTD.15,4001988-06-30
320OCCIDENTAL PERMIAN LTD.15,4001988-06-30
321OCCIDENTAL PERMIAN LTD.15,4001988-06-30
299OCCIDENTAL PERMIAN LTD.18,3001988-06-03
137OCCIDENTAL PERMIAN LTD.18,9091988-05-13
315OCCIDENTAL PERMIAN LTD.15,4001988-03-15
316OCCIDENTAL PERMIAN LTD.15,4001988-03-15
317OCCIDENTAL PERMIAN LTD.15,4001988-03-15
310OCCIDENTAL PERMIAN LTD.15,4001988-03-03
303OCCIDENTAL PERMIAN LTD.15,4001988-01-05
300OCCIDENTAL PERMIAN LTD.25,4001987-12-11
304OCCIDENTAL PERMIAN LTD.15,4001987-12-11
305OCCIDENTAL PERMIAN LTD.15,4001987-12-11
306OCCIDENTAL PERMIAN LTD.15,4001987-12-11
301OCCIDENTAL PERMIAN LTD.15,4001987-12-09
302OCCIDENTAL PERMIAN LTD.15,4001987-12-09
281OCCIDENTAL PERMIAN LTD.15,4001987-09-14
282OCCIDENTAL PERMIAN LTD.15,4001987-09-11
283OCCIDENTAL PERMIAN LTD.15,4001987-08-25
284OCCIDENTAL PERMIAN LTD.15,4001987-08-25
290OCCIDENTAL PERMIAN LTD.15,4001987-08-25
292OCCIDENTAL PERMIAN LTD.15,4001987-08-25
294OCCIDENTAL PERMIAN LTD.15,4001987-08-25
295OCCIDENTAL PERMIAN LTD.15,4001987-08-25
296OCCIDENTAL PERMIAN LTD.25,4001987-08-25
297OCCIDENTAL PERMIAN LTD.15,4001987-08-25
298OCCIDENTAL PERMIAN LTD.15,4001987-08-25
286OCCIDENTAL PERMIAN LTD.15,4001987-08-05
287OCCIDENTAL PERMIAN LTD.15,4001987-08-05
288OCCIDENTAL PERMIAN LTD.15,4001987-08-05
289OCCIDENTAL PERMIAN LTD.15,4001987-08-05
269OCCIDENTAL PERMIAN LTD.15,4001986-08-26
271OCCIDENTAL PERMIAN LTD.15,4001986-08-26
272OCCIDENTAL PERMIAN LTD.15,4001986-08-26
273OCCIDENTAL PERMIAN LTD.15,4001986-08-26
275OCCIDENTAL PERMIAN LTD.15,4001986-08-26
276OCCIDENTAL PERMIAN LTD.15,4001986-08-26
277OCCIDENTAL PERMIAN LTD.15,4001986-08-26
278OCCIDENTAL PERMIAN LTD.15,4001986-08-26
259OCCIDENTAL PERMIAN LTD.15,4001986-08-20
262OCCIDENTAL PERMIAN LTD.15,4001986-08-20
263OCCIDENTAL PERMIAN LTD.15,4001986-08-20
264OCCIDENTAL PERMIAN LTD.15,4001986-08-20
265OCCIDENTAL PERMIAN LTD.15,4001986-08-20
267OCCIDENTAL PERMIAN LTD.15,4001986-08-20
268OCCIDENTAL PERMIAN LTD.15,4001986-08-20
274OCCIDENTAL PERMIAN LTD.15,4001986-08-20
261OCCIDENTAL PERMIAN LTD.15,4001986-08-06
270OCCIDENTAL PERMIAN LTD.15,4001986-07-17
252OCCIDENTAL PERMIAN LTD.15,3001985-01-11
253OCCIDENTAL PERMIAN LTD.15,3001985-01-11
254OCCIDENTAL PERMIAN LTD.15,3001985-01-11
255OCCIDENTAL PERMIAN LTD.15,3001985-01-11
256OCCIDENTAL PERMIAN LTD.15,3001985-01-08
257OCCIDENTAL PERMIAN LTD.15,3001985-01-08
258OCCIDENTAL PERMIAN LTD.15,3001985-01-08
248OCCIDENTAL PERMIAN LTD.15,3001984-11-12
251OCCIDENTAL PERMIAN LTD.15,3001984-11-12
247OCCIDENTAL PERMIAN LTD.15,3001984-10-29
249OCCIDENTAL PERMIAN LTD.15,3001984-10-29
250OCCIDENTAL PERMIAN LTD.15,3001984-10-29
243OCCIDENTAL PERMIAN LTD.15,3001984-10-25
245OCCIDENTAL PERMIAN LTD.15,3001984-10-24
246OCCIDENTAL PERMIAN LTD.15,3001984-10-24
240OCCIDENTAL PERMIAN LTD.15,3001984-10-18
241OCCIDENTAL PERMIAN LTD.15,3001984-10-18
238OCCIDENTAL PERMIAN LTD.15,3001984-10-02
242OCCIDENTAL PERMIAN LTD.15,3001984-10-02
239OCCIDENTAL PERMIAN LTD.15,3001984-09-25
244OCCIDENTAL PERMIAN LTD.15,3001984-09-25
233OCCIDENTAL PERMIAN LTD.15,3001984-09-18
234OCCIDENTAL PERMIAN LTD.15,3001984-09-18
235OCCIDENTAL PERMIAN LTD.15,3001984-09-18
236OCCIDENTAL PERMIAN LTD.15,3001984-09-18
237OCCIDENTAL PERMIAN LTD.15,3001984-09-18
207OCCIDENTAL PERMIAN LTD.15,4001984-05-21
213OCCIDENTAL PERMIAN LTD.15,4001984-05-21
200OCCIDENTAL PERMIAN LTD.15,4001984-05-18
201OCCIDENTAL PERMIAN LTD.15,4001984-05-18
202OCCIDENTAL PERMIAN LTD.15,4001984-05-18
203OCCIDENTAL PERMIAN LTD.15,4001984-05-18
204OCCIDENTAL PERMIAN LTD.15,4001984-05-18
205OCCIDENTAL PERMIAN LTD.15,4001984-05-18
206OCCIDENTAL PERMIAN LTD.15,4001984-05-18
208OCCIDENTAL PERMIAN LTD.15,4001984-05-18
209OCCIDENTAL PERMIAN LTD.15,4001984-05-18
210OCCIDENTAL PERMIAN LTD.15,4001984-05-18
211OCCIDENTAL PERMIAN LTD.15,4001984-05-18
212OCCIDENTAL PERMIAN LTD.15,4001984-05-18
214OCCIDENTAL PERMIAN LTD.15,4001984-05-18
218OCCIDENTAL PERMIAN LTD.15,4001984-04-26
219OCCIDENTAL PERMIAN LTD.15,4001984-04-26
222OCCIDENTAL PERMIAN LTD.15,4001984-04-13
223OCCIDENTAL PERMIAN LTD.15,4001984-04-13
225OCCIDENTAL PERMIAN LTD.15,4001984-04-13
229OCCIDENTAL PERMIAN LTD.15,4001984-04-13
230OCCIDENTAL PERMIAN LTD.15,4001984-04-13
215OCCIDENTAL PERMIAN LTD.15,4001984-04-12
216OCCIDENTAL PERMIAN LTD.15,4001984-04-12
217OCCIDENTAL PERMIAN LTD.15,4001984-04-12
220OCCIDENTAL PERMIAN LTD.15,4001984-04-12
221OCCIDENTAL PERMIAN LTD.15,4001984-04-12
224OCCIDENTAL PERMIAN LTD.15,4001984-04-12
226OCCIDENTAL PERMIAN LTD.15,4001984-04-12
227OCCIDENTAL PERMIAN LTD.15,4001984-04-12
228OCCIDENTAL PERMIAN LTD.15,4001984-04-10
231OCCIDENTAL PERMIAN LTD.15,4001984-04-10
232WOCCIDENTAL PERMIAN LTD.15,4001984-04-10
183WOCCIDENTAL PERMIAN LTD.25,4001982-03-24
150OCCIDENTAL PERMIAN LTD.29,8981981-03-10
6WOCCIDENTAL PERMIAN LTD.18,0581981-02-23
194OCCIDENTAL PERMIAN LTD.29,1001980-10-31
192OCCIDENTAL PERMIAN LTD.15,4001980-09-11
182AWOCCIDENTAL PERMIAN LTD.15,4001980-06-30
187WOCCIDENTAL PERMIAN LTD.15,4001980-06-18
190OCCIDENTAL PERMIAN LTD.15,4001980-06-18
191OCCIDENTAL PERMIAN LTD.101980-06-18
186WOCCIDENTAL PERMIAN LTD.15,4001980-06-13
154OCCIDENTAL PERMIAN LTD.25,4001980-02-04
175AOCCIDENTAL PERMIAN LTD.15,4001980-01-25
162OCCIDENTAL PERMIAN LTD.15,4001979-12-13
166OCCIDENTAL PERMIAN LTD.15,4001979-12-13
167OCCIDENTAL PERMIAN LTD.15,4001979-12-13
168OCCIDENTAL PERMIAN LTD.15,4001979-12-13
15WOCCIDENTAL PERMIAN LTD.15,2811979-10-23
170OCCIDENTAL PERMIAN LTD.15,4001979-08-03
171OCCIDENTAL PERMIAN LTD.15,4001979-08-03
163WOCCIDENTAL PERMIAN LTD.15,8501979-07-26
169WOCCIDENTAL PERMIAN LTD.15,8001979-07-26
172OCCIDENTAL PERMIAN LTD.15,4001979-03-27
173OCCIDENTAL PERMIAN LTD.15,2901979-03-27
174OCCIDENTAL PERMIAN LTD.15,2901979-03-27
165OCCIDENTAL PERMIAN LTD.15,4001979-03-09
116OCCIDENTAL PERMIAN LTD.15,3501978-02-02
158OCCIDENTAL PERMIAN LTD.15,4001977-12-30
159OCCIDENTAL PERMIAN LTD.15,4001977-12-30
160WOCCIDENTAL PERMIAN LTD.15,4001977-12-13
153WOCCIDENTAL PERMIAN LTD.15,4001977-09-09
156WOCCIDENTAL PERMIAN LTD.15,4001977-09-09
151OCCIDENTAL PERMIAN LTD.15,4001977-07-11
152OCCIDENTAL PERMIAN LTD.15,4001977-07-11
155WOCCIDENTAL PERMIAN LTD.15,4001977-07-11
112W42-495-10284OCCIDENTAL PERMIAN LTD.------
114W42-495-30054OCCIDENTAL PERMIAN LTD.------
11W42-475-04081OCCIDENTAL PERMIAN LTD.------
12442-475-30732OCCIDENTAL PERMIAN LTD.------
125W42-475-30736OCCIDENTAL PERMIAN LTD.------
126W42-475-30737OCCIDENTAL PERMIAN LTD.------
127W42-475-30735OCCIDENTAL PERMIAN LTD.------
128W42-475-30734OCCIDENTAL PERMIAN LTD.------
12W42-475-04080OCCIDENTAL PERMIAN LTD.------
130W42-475-30766OCCIDENTAL PERMIAN LTD.------
131W42-475-30765OCCIDENTAL PERMIAN LTD.------
13242-475-30764OCCIDENTAL PERMIAN LTD.------
133W42-475-30770OCCIDENTAL PERMIAN LTD.------
13442-475-30771OCCIDENTAL PERMIAN LTD.------
135W42-475-30866OCCIDENTAL PERMIAN LTD.------
13642-475-30870OCCIDENTAL PERMIAN LTD.------
139W42-495-30426OCCIDENTAL PERMIAN LTD.------
13W42-475-04079OCCIDENTAL PERMIAN LTD.------
14042-495-30427OCCIDENTAL PERMIAN LTD.------
142W42-475-30871OCCIDENTAL PERMIAN LTD.------
143W42-475-30872OCCIDENTAL PERMIAN LTD.------
14442-475-30873OCCIDENTAL PERMIAN LTD.------
145W42-475-30912OCCIDENTAL PERMIAN LTD.------
14742-475-30907OCCIDENTAL PERMIAN LTD.------
148W42-475-30910OCCIDENTAL PERMIAN LTD.------
149W42-475-30913OCCIDENTAL PERMIAN LTD.------
14W42-475-04078OCCIDENTAL PERMIAN LTD.------
16WI42-475-04077OCCIDENTAL PERMIAN LTD.------
17W42-475-04076OCCIDENTAL PERMIAN LTD.------
18W42-475-04123OCCIDENTAL PERMIAN LTD.------
19W42-475-04122OCCIDENTAL PERMIAN LTD.------
20W42-475-04121OCCIDENTAL PERMIAN LTD.------
22W42-475-04119OCCIDENTAL PERMIAN LTD.------
23W42-475-04117OCCIDENTAL PERMIAN LTD.------
24W42-475-04116OCCIDENTAL PERMIAN LTD.------
25W42-495-04363OCCIDENTAL PERMIAN LTD.------
2642-475-04115OCCIDENTAL PERMIAN LTD.------
27W42-475-04114OCCIDENTAL PERMIAN LTD.------
28W42-475-04113OCCIDENTAL PERMIAN LTD.------
29W42-475-04112OCCIDENTAL PERMIAN LTD.------
2W42-475-04090OCCIDENTAL PERMIAN LTD.------
31W42-475-04110OCCIDENTAL PERMIAN LTD.------
32W42-475-04109OCCIDENTAL PERMIAN LTD.------
34W42-495-04364OCCIDENTAL PERMIAN LTD.------
35W42-475-04140OCCIDENTAL PERMIAN LTD.------
36W42-495-04399OCCIDENTAL PERMIAN LTD.------
38W42-475-04139OCCIDENTAL PERMIAN LTD.------
39W42-475-04138OCCIDENTAL PERMIAN LTD.------
40W42-475-04137OCCIDENTAL PERMIAN LTD.------
41W42-495-04400OCCIDENTAL PERMIAN LTD.------
42W42-475-04136OCCIDENTAL PERMIAN LTD.------
43W42-495-04401OCCIDENTAL PERMIAN LTD.------
4442-495-04402OCCIDENTAL PERMIAN LTD.------
45W42-495-04403OCCIDENTAL PERMIAN LTD.------
47W42-495-04404OCCIDENTAL PERMIAN LTD.------
48W42-495-04405OCCIDENTAL PERMIAN LTD.------
49W42-495-04349OCCIDENTAL PERMIAN LTD.------
51W42-495-04394OCCIDENTAL PERMIAN LTD.------
53W42-495-04396OCCIDENTAL PERMIAN LTD.------
54W42-495-04397OCCIDENTAL PERMIAN LTD.------
55W42-495-04398OCCIDENTAL PERMIAN LTD.------
57W42-475-04133OCCIDENTAL PERMIAN LTD.------
58W42-495-04393OCCIDENTAL PERMIAN LTD.------
5W42-475-04087OCCIDENTAL PERMIAN LTD.------
60W42-495-04385OCCIDENTAL PERMIAN LTD.------
61W42-495-04386OCCIDENTAL PERMIAN LTD.------
6242-495-04387OCCIDENTAL PERMIAN LTD.------
6342-495-04388OCCIDENTAL PERMIAN LTD.------
64W42-495-04389OCCIDENTAL PERMIAN LTD.------
65W42-495-04390OCCIDENTAL PERMIAN LTD.------
66W42-495-04391OCCIDENTAL PERMIAN LTD.------
6742-475-04132OCCIDENTAL PERMIAN LTD.------
68W42-495-04392OCCIDENTAL PERMIAN LTD.------
69W42-495-04365OCCIDENTAL PERMIAN LTD.------
742-475-04085OCCIDENTAL PERMIAN LTD.------
7042-475-04131OCCIDENTAL PERMIAN LTD.------
71W42-495-04366OCCIDENTAL PERMIAN LTD.------
7242-495-04367OCCIDENTAL PERMIAN LTD.------
73W42-475-04130OCCIDENTAL PERMIAN LTD.------
74W42-495-04369OCCIDENTAL PERMIAN LTD.------
75W42-495-04368OCCIDENTAL PERMIAN LTD.------
76W42-495-04370OCCIDENTAL PERMIAN LTD.------
77W42-495-04371OCCIDENTAL PERMIAN LTD.------
79W42-495-04372OCCIDENTAL PERMIAN LTD.------
80W42-475-04128OCCIDENTAL PERMIAN LTD.------
81W42-475-04127OCCIDENTAL PERMIAN LTD.------
8W42-475-04084OCCIDENTAL PERMIAN LTD.------
9W42-475-04083OCCIDENTAL PERMIAN LTD.------