HEARD, FANNIE V. W., MRS.

Oil · District 2 · Lease #2586

Operator: QUINTANA PET. CORP.

Fields: TOM OCONNOR (5500 SAND)

Cum Oil

2.3M BBL

Cum Gas

0 MCF

Wells

Production

1993-01 — 2026-03

Peak Month

1993-01

Production History

Cum Oil: 2,274,130 BBL Cum Gas: 0 MCF

Decline Curve Analysis

14,657 BBL/mo

Di (annual)

7.3%

b-factor

0.0

EUR

2,357,313 BBL

R-squared

0.487

type

exponential

Wells (60)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
21	42-391-00690	QUINTANA PET. CORP.	11	5,925	2023-10-23
29	42-391-00695	QUINTANA PET. CORP.	7	5,924	2023-09-19
36	42-391-00566	QUINTANA PET. CORP.	9	5,925	2023-08-25
33 U	42-391-00563	HILCORP ENERGY COMPANY	1	5,925	2023-08-03
104	42-391-31718	QUINTANA PET. CORP.	5	6,100	2023-03-09
118	42-391-32675	HILCORP ENERGY COMPANY	4	6,400	2023-03-02
98	42-391-31575	QUINTANA PET. CORP.	7	6,500	2021-04-14
2	42-391-00672	QUINTANA PET. CORP.	6	5,900	2021-02-16
2 A	42-391-00672	QUINTANA PET. CORP.	6	5,900	2021-02-16
32 U	42-391-00562	HILCORP ENERGY COMPANY	1	5,925	2021-02-12
110	42-391-31890	QUINTANA PET. CORP.	5	8,500	2020-09-15
14	42-391-00683	HILCORP ENERGY COMPANY	2	5,925	2019-04-04
117	42-391-32672	HILCORP ENERGY COMPANY	6	6,400	2019-03-27
16	42-391-00685	HILCORP ENERGY COMPANY	3	5,925	2018-02-09
30	42-391-00560	QUINTANA PET. CORP.	4	5,925	2018-02-09
30 U	42-391-00560	QUINTANA PET. CORP.	4	5,925	2018-02-09
108 A	42-391-31846	QUINTANA PET. CORP.	5	6,123	2017-06-27
108 U	42-391-31846	QUINTANA PET. CORP.	5	6,123	2017-06-27
107	42-391-31849	QUINTANA PET. CORP.	4	6,100	2017-06-16
107 U	42-391-31849	QUINTANA PET. CORP.	4	6,100	2017-06-16
4GU	42-391-00725	QUINTANA PET. CORP.	9	5,980	2016-12-12
39 U	42-391-00698	QUINTANA PET. CORP.	6	5,925	2016-06-20
3 G	42-391-04056	QUINTANA PET. CORP.	4	5,927	2016-04-27
7GU	42-391-00728	QUINTANA PET. CORP.	8	9,143	2016-02-17
60	42-391-00729	HILCORP ENERGY COMPANY	4	6,000	2015-09-17
106	42-391-31850	QUINTANA PET. CORP.	8	6,100	2015-08-28
38 U	42-391-00697	QUINTANA PET. CORP.	2	5,925	2014-12-02
109	42-391-31889	QUINTANA PET. CORP.	5	8,500	2013-10-07
105	42-391-31743	QUINTANA PET. CORP.	12	6,000	2013-09-17
103	42-391-31690	QUINTANA PET. CORP.	8	6,113	2013-08-13
97 U	42-391-31209	QUINTANA PET. CORP.	6	6,125	2013-06-14
7	42-391-00676	QUINTANA PET. CORP.	9	5,925	2013-03-07
46 U	42-391-00568	QUINTANA PET. CORP.	8	5,980	2012-03-08
100	42-391-31577	QUINTANA PET. CORP.	7	6,500	2012-03-07
13	42-391-00682	HILCORP ENERGY COMPANY	2	5,962	2012-02-08
13 U	42-391-00682	HILCORP ENERGY COMPANY	2	5,962	2012-02-08
51	42-391-00704	QUINTANA PET. CORP.	6	5,895	2011-03-04
51 U	42-391-00704	QUINTANA PET. CORP.	6	5,895	2011-03-04
19	42-391-00688	QUINTANA PET. CORP.	4	5,925	2010-11-17
18	42-391-00687	QUINTANA PET. CORP.	2	5,925	2010-08-11
18 U	42-391-00687	QUINTANA PET. CORP.	2	5,925	2010-08-11
11	42-391-00680	QUINTANA PET. CORP.	5	5,957	2008-11-25
59	42-391-00708	HILCORP ENERGY COMPANY	5	5,901	2008-05-07
2G	42-391-00724	QUINTANA PET. CORP.	5	5,918	2006-03-29
42	42-391-00701	QUINTANA PET. CORP.	5	5,925	2006-02-06
120	42-391-32707	HILCORP ENERGY COMPANY	1	7,000	2005-11-02
40 U	42-391-00699	QUINTANA PET. CORP.	5	5,925	2004-05-25
40U	42-391-00699	QUINTANA PET. CORP.	5	5,925	2004-05-25
34	42-391-00564	QUINTANA PET. CORP.	6	5,925	2004-05-14
34 U	42-391-00564	QUINTANA PET. CORP.	6	5,925	2004-05-14
8	42-391-00677	QUINTANA PET. CORP.	4	5,925	2002-08-05
53 U	42-391-00706	QUINTANA PET. CORP.	2	5,902	1989-03-09
61	42-391-00709	QUINTANA PET. CORP.	1	6,000	1982-04-27
96	42-391-30581	QUINTANA PET. CORP.	1	6,100	1981-09-24
12	42-391-00681	--	--	--	--
17	42-391-00686	--	--	--	--
20 U	42-391-00689	--	--	--	--
22 U	42-391-00691	--	--	--	--
23	42-391-00692	--	--	--	--
4	42-391-00674	--	--	--	--