PENA CREEK UNIT

Oil // district 1 // lease#6557

op: TXCO RESOURCES INC.

cum_oil

1.3M BBL

cum_gas

0 MCF

wells

157

production

1993-01 — 2026-03

peak_month

1994-01

-- production_history

cum_oil: 1,277,141 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

6,623 BBL/mo

Di (annual)

5.7%

b-factor

0.0

EUR

1,314,069 BBL

R-squared

0.729

type

exponential

-- wells (157)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
173TXCO RESOURCES INC.14,0002008-06-25
196TXCO RESOURCES INC.13,6002008-06-21
232TXCO RESOURCES INC.14,0002008-06-21
197TXCO RESOURCES INC.13,6002008-06-13
100TXCO RESOURCES INC.23,6002007-03-15
138EXPLORATION COMPANY, THE13,6002007-03-15
139EXPLORATION COMPANY, THE13,6002007-03-15
140EXPLORATION COMPANY, THE13,6002007-03-15
141EXPLORATION COMPANY, THE13,6002007-03-15
92EXPLORATION COMPANY, THE13,6002007-03-15
94EXPLORATION COMPANY, THE13,6002007-03-15
97EXPLORATION COMPANY, THE13,6002007-03-15
98EXPLORATION COMPANY, THE13,6002007-03-15
99EXPLORATION COMPANY, THE13,6002007-03-15
136EXPLORATION COMPANY, THE13,4002006-07-20
137EXPLORATION COMPANY, THE13,4002006-07-20
91EXPLORATION COMPANY, THE13,6002006-06-21
133EXPLORATION COMPANY, THE13,6002006-06-05
134EXPLORATION COMPANY, THE13,6002006-06-05
178EXPLORATION COMPANY, THE13,6002006-05-26
231EXPLORATION COMPANY, THE13,6002006-05-17
230EXPLORATION COMPANY, THE13,6002006-05-08
217EXPLORATION COMPANY, THE13,6002005-06-17
159EXPLORATION COMPANY, THE13,6002005-05-24
96EXPLORATION COMPANY, THE13,6002005-05-24
135EXPLORATION COMPANY, THE13,6002005-05-13
132EXPLORATION COMPANY, THE13,6002005-05-04
186EXPLORATION COMPANY, THE13,6002004-07-30
131EXPLORATION COMPANY, THE13,6002004-07-19
170EXPLORATION COMPANY, THE13,6002004-07-08
130EXPLORATION COMPANY, THE13,6002004-06-23
167EXPLORATION COMPANY, THE13,6002004-06-23
163EXPLORATION COMPANY, THE13,6002004-06-15
88EXPLORATION COMPANY, THE13,6002004-05-14
86EXPLORATION COMPANY, THE13,6002004-05-13
87EXPLORATION COMPANY, THE13,6002004-05-13
153EXPLORATION COMPANY, THE13,6002004-05-03
85EXPLORATION COMPANY, THE13,6002003-10-24
83EXPLORATION COMPANY, THE13,6002003-10-06
57EXPLORATION COMPANY, THE23,3622003-10-01
84EXPLORATION COMPANY, THE13,6002003-09-23
128EXPLORATION COMPANY, THE13,6002003-09-17
82EXPLORATION COMPANY, THE13,6002003-07-22
80EXPLORATION COMPANY, THE13,6002003-06-19
81EXPLORATION COMPANY, THE13,6002003-06-19
77EXPLORATION COMPANY, THE13,6002003-03-20
127EXPLORATION COMPANY, THE13,6002003-03-18
211EXPLORATION COMPANY, THE13,6002003-03-18
75EXPLORATION COMPANY, THE13,6002003-03-18
78EXPLORATION COMPANY, THE13,6002003-03-18
79EXPLORATION COMPANY, THE13,6002003-03-18
76EXPLORATION COMPANY, THE13,6002003-01-23
305CONOCO INC.23,1001995-02-15
123CONOCO INC.13,5501989-05-16
125CONOCO INC.13,5501989-05-16
126CONOCO INC.13,5501989-05-16
209CONOCO INC.13,5501989-05-16
210CONOCO INC.13,5501989-05-16
64CONOCO INC.13,5501989-05-16
65CONOCO INC.13,5501989-05-16
66CONOCO INC.23,5501989-05-16
67CONOCO INC.13,5501989-05-16
68CONOCO INC.13,5501989-05-16
69CONOCO INC.13,5501989-05-16
70CONOCO INC.13,5501989-05-16
71CONOCO INC.13,5501989-05-16
72CONOCO INC.13,5501989-05-16
73CONOCO INC.13,5501989-05-16
74CONOCO INC.13,5501989-05-16
124CONOCO INC.13,5501987-11-16
61CONOCO INC.13,7001986-07-16
63CONOCO INC.13,7001986-07-16
122CONOCO INC.13,7001986-03-03
62CONOCO INC.13,7001986-03-03
121CONOCO INC.14,0001984-10-16
60CONOCO INC.14,0001984-10-16
120CONOCO INC.14,0001984-09-18
208CONOCO INC.14,0001984-09-18
58CONOCO INC.15,2951983-12-30
59CONOCO INC.13,6001983-12-30
301CONOCO INC.13,1001981-10-02
302CONOCO INC.13,1001981-10-02
56CONOCO INC.13,3301980-10-16
55CONOCO INC.13,3101980-10-03
4WCONOCO INC.13,2901980-10-01
54CONTINENTAL OIL COMPANY27,4001980-01-22
21WCONTINENTAL OIL COMPANY23,2681979-12-11
24CONTINENTAL OIL COMPANY23,2841979-12-11
1042-127-30653--------
10142-127-30452--------
102W42-127-30473--------
10542-127-30504--------
10642-127-30647--------
10742-127-30670--------
10842-127-30678--------
10942-127-30681--------
11042-127-30684--------
111W42-127-30688--------
112W42-127-30685--------
11342-127-30723--------
11442-127-30729--------
11542-127-80818--------
11642-127-30737--------
11742-127-80820--------
11842-127-30790--------
11942-127-30801--------
11W42-127-30654--------
1242-127-30650--------
1342-127-30667--------
1442-127-30669--------
1542-127-30680--------
16W42-127-30683--------
1742-127-30686--------
1842-127-30696--------
1942-127-30701--------
242-127-30489--------
2042-127-30700--------
20142-127-30666--------
20242-127-30679--------
20342-127-30698--------
204W42-127-30768--------
20542-127-30792--------
20642-127-30882--------
20742-127-30883--------
22W42-127-30708--------
2542-127-30716--------
26W42-127-30733--------
27W42-127-30742--------
2842-127-30756--------
2942-127-30759--------
342-127-30583--------
30W42-127-30772--------
32W42-127-30770--------
33W42-127-30774--------
3442-127-30791--------
3542-127-30793--------
3642-127-30800--------
37W42-127-30804--------
3942-127-30823--------
4042-127-30822--------
4142-127-30821--------
4242-127-30820--------
43W42-127-30819--------
44W42-127-30836--------
4542-127-30834--------
46W42-127-30835--------
4742-127-30849--------
48W42-127-30850--------
4942-127-80797--------
542-127-30622--------
5142-127-30872--------
5242-127-30871--------
53W42-127-31046--------
6W42-127-30641--------
742-127-30643--------
842-127-30645--------
942-127-30655--------
EOF // data source: Texas Railroad Commission // 2026