SUNDOWN UNIT

Oil · District 8A · Lease #60282

Operator: OCCIDENTAL PERMIAN LTD.

Fields: SLAUGHTER

Cum Oil

6.4M BBL

Cum Gas

2.5M MCF

casinghead

Wells

103

Production

1993-01 — 2026-04

Peak Month

2019-11

Production History

Cum Oil: 6,388,423 BBL Cum Gas: 2,452,523 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

27,048 BBL/mo

Di (annual)

4.8%

b-factor

0.4

EUR

7,152,889 BBL

R-squared

0.901

type

hyperbolic

Operator History (from monthly production reports)

2026-05 — 2026-07 HILCORP ENERGY COMPANY 3 mo

2000-05 — 2026-04 OCCIDENTAL PERMIAN LTD. 312 mo

1997-03 — 2000-04 ALTURA ENERGY LTD. 38 mo

1993-01 — 1997-02 AMOCO PRODUCTION COMPANY 50 mo

Wells (103)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
104	42-219-37378	OCCIDENTAL PERMIAN LTD.	3	5,500	2023-02-10
111	42-219-37475	OCCIDENTAL PERMIAN LTD.	1	6,000	2019-01-16
112	42-219-37476	OCCIDENTAL PERMIAN LTD.	1	6,000	2019-01-16
113	42-219-37477	OCCIDENTAL PERMIAN LTD.	2	6,000	2019-01-16
101	42-219-37395	OCCIDENTAL PERMIAN LTD.	2	5,500	2016-09-02
106	42-219-37397	OCCIDENTAL PERMIAN LTD.	1	5,500	2016-09-02
109	42-219-37396	OCCIDENTAL PERMIAN LTD.	1	5,500	2016-09-02
110	42-219-37398	OCCIDENTAL PERMIAN LTD.	1	5,500	2016-09-02
107	42-219-37380	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-06-01
100	42-219-37375	OCCIDENTAL PERMIAN LTD.	2	5,700	2016-05-25
102	42-219-37376	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-05-25
103	42-219-37377	OCCIDENTAL PERMIAN LTD.	2	5,700	2016-05-25
105	42-219-37379	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-05-25
108	42-219-37381	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-05-25
99	42-219-37374	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-05-25
6	42-219-01891	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-05-06
62	42-219-36002	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-04-19
19W	42-219-01071	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-14
40	42-219-00294	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-14
77	42-219-36495	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-04-14
1	42-219-01758	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-13
2W	42-219-01798	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-13
38	42-219-02107	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-13
4	42-219-01797	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-13
41	42-219-31626	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-13
42	42-219-31624	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-13
43	42-219-31623	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-13
46	42-219-31603	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-13
47	42-219-31630	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-13
49	42-219-31627	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-13
58	42-219-36001	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-04-13
61	42-219-36003	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-04-13
65	42-219-36073	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-04-13
12	42-219-01850	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-12
13	42-219-02122	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-11
16	42-219-00293	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-11
18	42-219-02288	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-11
22	42-219-01649	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-11
24W	42-219-01899	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-11
25	42-219-01650	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-11
26	42-219-02605	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-11
3	42-219-01813	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-11
30	42-219-02601	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-11
31W	42-219-01648	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-11
34	42-219-01741	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-11
36	42-219-01757	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-11
37	42-219-02108	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-11
44	42-219-31621	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-11
5W	42-219-01799	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-11
60	42-219-36005	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-04-11
66	42-219-36074	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-04-11
8	42-219-01848	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-11
90	42-219-36884	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-04-11
29W	42-219-02604	OCCIDENTAL PERMIAN LTD.	1	5,400	2016-04-08
70WI	42-219-36076	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-04-08
72WI	42-219-36078	OCCIDENTAL PERMIAN LTD.	3	5,400	2016-04-08
74WI	42-219-36080	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-04-08
71WI	42-219-36077	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-04-06
84	42-219-36571	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-04-01
89	42-219-36780	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-04-01
75	42-219-36170	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-03-30
76	42-219-36168	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-03-30
81	42-219-36540	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-03-30
82	42-219-36539	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-03-30
87	42-219-36689	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-03-30
88	42-219-36690	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-03-30
91	42-219-36885	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-03-30
94	42-219-36998	OCCIDENTAL PERMIAN LTD.	3	5,400	2016-03-30
96	42-219-36992	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-03-30
97	42-219-36993	OCCIDENTAL PERMIAN LTD.	2	5,400	2016-03-30
48	42-219-31628	OCCIDENTAL PERMIAN LTD.	1	5,500	2015-10-19
64	42-219-36072	OCCIDENTAL PERMIAN LTD.	2	5,500	2015-10-19
92	42-219-36886	OCCIDENTAL PERMIAN LTD.	2	5,500	2015-10-19
95	42-219-36991	OCCIDENTAL PERMIAN LTD.	2	5,500	2015-10-19
17W	42-219-00296	OCCIDENTAL PERMIAN LTD.	1	5,400	2015-07-10
63	42-219-36071	OCCIDENTAL PERMIAN LTD.	2	5,400	2015-07-09
53	42-219-33358	OCCIDENTAL PERMIAN LTD.	2	5,400	2015-07-07
93	42-219-36990	OCCIDENTAL PERMIAN LTD.	1	5,200	2007-04-30
83	42-219-36570	OCCIDENTAL PERMIAN LTD.	1	5,400	2001-04-05
85	42-219-36572	OCCIDENTAL PERMIAN LTD.	1	5,400	2001-04-05
86	42-219-36573	OCCIDENTAL PERMIAN LTD.	1	5,400	2001-04-05
79	42-219-36542	OCCIDENTAL PERMIAN LTD.	1	5,200	2000-07-24
80	42-219-36541	OCCIDENTAL PERMIAN LTD.	1	5,200	2000-07-24
78	42-219-36494	OCCIDENTAL PERMIAN LTD.	1	5,200	1999-11-23
67	42-219-36075	OCCIDENTAL PERMIAN LTD.	1	5,200	1994-02-11
68	42-219-36084	OCCIDENTAL PERMIAN LTD.	1	5,200	1994-02-11
73	42-219-36079	OCCIDENTAL PERMIAN LTD.	1	5,200	1994-02-11
59	42-219-36004	OCCIDENTAL PERMIAN LTD.	1	5,200	1993-07-30
10	42-219-00300	OCCIDENTAL PERMIAN LTD.	--	--	--
15W	42-219-01822	OCCIDENTAL PERMIAN LTD.	--	--	--
20	42-219-02603	OCCIDENTAL PERMIAN LTD.	--	--	--
21W	42-219-02602	OCCIDENTAL PERMIAN LTD.	--	--	--
28	42-219-01070	OCCIDENTAL PERMIAN LTD.	--	--	--
32	42-219-01646	OCCIDENTAL PERMIAN LTD.	--	--	--
33W	42-219-02106	OCCIDENTAL PERMIAN LTD.	--	--	--
35W	42-219-00298	OCCIDENTAL PERMIAN LTD.	--	--	--
39W	42-219-01740	OCCIDENTAL PERMIAN LTD.	--	--	--
45	42-219-31622	OCCIDENTAL PERMIAN LTD.	--	--	--
50W	42-219-31606	OCCIDENTAL PERMIAN LTD.	--	--	--
51W	42-219-31605	OCCIDENTAL PERMIAN LTD.	--	--	--
52W	42-219-31604	OCCIDENTAL PERMIAN LTD.	--	--	--
7W	42-219-01849	OCCIDENTAL PERMIAN LTD.	--	--	--
9W	42-219-00301	OCCIDENTAL PERMIAN LTD.	--	--	--

SUNDOWN UNIT

Production HistoryBeta Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]

Decline Curve Analysis

Operator History (from monthly production reports)

Wells (103)

Production History