HOWARD GLASSCOCK EAST UNIT
Oil · District 08 · Lease #35609
Operator: WESTPORT OIL AND GAS COMPANY, LP
Fields: HOWARD GLASSCOCK
Cum Oil
1.4M BBL
Cum Gas
97k MCF
casinghead
Wells
131
Production
1998-01 — 2011-11
Peak Month
2000-05
Production History Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
Cum Oil: 1,448,200 BBL Cum Gas: 97,273 MCF
RRC production reported through Apr 2026 · recent months incomplete
Decline Curve Analysis
qi
14,639 BBL/mo
Di (annual)
17.1%
b-factor
0.5
EUR
1,667,079 BBL
R-squared
0.897
type
hyperbolic
Operator History (from monthly production reports)
Wells (131)
| WELL# | API | OPERATOR | PERMITS | DEPTH | LAST_ISSUED |
|---|---|---|---|---|---|
| 1109 | 42-227-35098 | APACHE CORPORATION | 2 | 4,000 | 2010-03-16 |
| 1418 | 42-227-35678 | APACHE CORPORATION | 2 | 3,400 | 2008-11-18 |
| 123 | 42-227-33434 | APACHE CORPORATION | 3 | 3,200 | 2008-02-12 |
| 0122 | 42-227-33422 | APACHE CORPORATION | 2 | 3,200 | 2005-09-15 |
| 0410 | 42-227-31544 | APACHE CORPORATION | 2 | 3,300 | 2002-08-08 |
| 0108 | 42-227-30199 | APACHE CORPORATION | 1 | 3,230 | 2002-05-01 |
| 1211 | 42-227-10690 | APACHE CORPORATION | 1 | 2,778 | 2001-03-14 |
| 1240L | 42-227-35477 | APACHE CORPORATION | 1 | 3,600 | 2000-03-13 |
| 1240U | 42-227-35477 | APACHE CORPORATION | 1 | 3,600 | 2000-03-13 |
| 1241L | 42-227-35476 | APACHE CORPORATION | 1 | 3,600 | 2000-03-13 |
| 1241U | 42-227-35476 | APACHE CORPORATION | 1 | 3,600 | 2000-03-13 |
| 1338L | 42-227-35475 | APACHE CORPORATION | 1 | 3,600 | 2000-03-13 |
| 1338U | 42-227-35475 | APACHE CORPORATION | 1 | 3,600 | 2000-03-13 |
| 1339L | 42-227-35474 | APACHE CORPORATION | 1 | 3,600 | 2000-03-13 |
| 1339U | 42-227-35474 | APACHE CORPORATION | 1 | 3,600 | 2000-03-13 |
| 1336L | 42-227-35385 | APACHE CORPORATION | 1 | 3,400 | 1999-10-06 |
| 1336U | 42-227-35385 | APACHE CORPORATION | 1 | 3,400 | 1999-10-06 |
| 1337L | 42-227-35386 | APACHE CORPORATION | 1 | 3,400 | 1999-10-06 |
| 1337U | 42-227-35386 | APACHE CORPORATION | 1 | 3,400 | 1999-10-06 |
| 1434L | 42-227-35387 | APACHE CORPORATION | 1 | 3,400 | 1999-10-06 |
| 1434U | 42-227-35387 | APACHE CORPORATION | 1 | 3,400 | 1999-10-06 |
| 1435L | 42-227-35388 | APACHE CORPORATION | 1 | 3,400 | 1999-10-06 |
| 1435U | 42-227-35388 | APACHE CORPORATION | 1 | 3,400 | 1999-10-06 |
| 0104 | 42-227-30010 | APACHE CORPORATION | 1 | 3,220 | 1998-06-09 |
| 0107 | 42-227-30201 | APACHE CORPORATION | 1 | 3,170 | 1998-06-09 |
| 0109 | 42-227-30200 | APACHE CORPORATION | 1 | 3,167 | 1998-06-09 |
| 0110 | 42-227-30247 | MARATHON OIL COMPANY | 1 | 3,200 | 1998-06-04 |
| 0116 | 42-227-31442 | APACHE CORPORATION | 2 | 3,300 | 1998-06-04 |
| 0806 | 42-227-10978 | APACHE CORPORATION | 1 | 3,250 | 1998-06-04 |
| 1621 | 42-227-30396 | APACHE CORPORATION | 1 | 3,200 | 1998-06-04 |
| 0106 | 42-227-30202 | MARATHON OIL COMPANY | 1 | 3,200 | 1998-05-05 |
| 0112 | 42-227-30245 | MARATHON OIL COMPANY | 1 | 3,155 | 1998-05-05 |
| 0113 | 42-227-30246 | APACHE CORPORATION | 1 | 3,173 | 1998-05-05 |
| 0407 | 42-227-30249 | APACHE CORPORATION | 1 | 2,957 | 1998-05-05 |
| 0408 | 42-227-30250 | APACHE CORPORATION | 1 | 3,050 | 1998-05-05 |
| 0126 | 42-227-35154 | APACHE CORPORATION | 1 | 4,000 | 1997-04-08 |
| 1433 | 42-227-35158 | APACHE CORPORATION | 1 | 4,000 | 1997-03-03 |
| 0125 | 42-227-35101 | APACHE CORPORATION | 1 | 4,000 | 1997-02-06 |
| 0124 | 42-227-35100 | APACHE CORPORATION | 1 | 4,000 | 1997-01-17 |
| 1231 | 42-227-35103 | APACHE CORPORATION | 1 | 4,000 | 1997-01-10 |
| 0819 | 42-227-35106 | APACHE CORPORATION | 1 | 4,000 | 1996-12-11 |
| 0417 | 42-227-35102 | APACHE CORPORATION | 1 | 4,000 | 1996-12-10 |
| 0714 | 42-227-35096 | APACHE CORPORATION | 1 | 4,000 | 1996-12-06 |
| 0817 | 42-227-35093 | APACHE CORPORATION | 1 | 4,000 | 1996-12-05 |
| 0818 | 42-227-35092 | APACHE CORPORATION | 1 | 4,000 | 1996-12-05 |
| 1232 | 42-227-35094 | APACHE CORPORATION | 1 | 4,000 | 1996-12-05 |
| 1005 | 42-227-30121 | APACHE CORPORATION | 1 | 2,930 | 1996-07-25 |
| 1230 | 42-227-35049 | APACHE CORPORATION | 1 | 4,000 | 1996-07-05 |
| 1205 | 42-227-01955 | APACHE CORPORATION | 2 | 3,200 | 1996-07-01 |
| 1210 | 42-227-10689 | MARATHON OIL COMPANY | 1 | 2,781 | 1996-07-01 |
| 1212 | 42-227-10932 | APACHE CORPORATION | 1 | 2,761 | 1996-07-01 |
| 1304 | 42-227-01954 | MARATHON OIL COMPANY | 1 | 2,823 | 1996-07-01 |
| 1318 | 42-227-10944 | APACHE CORPORATION | 1 | 2,750 | 1996-07-01 |
| 1319 | 42-227-30206 | APACHE CORPORATION | 1 | 3,250 | 1996-07-01 |
| 1320 | 42-227-30207 | APACHE CORPORATION | 1 | 3,220 | 1996-07-01 |
| 1322 | 42-227-30400 | APACHE CORPORATION | 1 | 2,840 | 1996-07-01 |
| 1324 | 42-227-30398 | APACHE CORPORATION | 1 | 3,210 | 1996-07-01 |
| 1426 | 42-227-30528 | APACHE CORPORATION | 1 | 2,875 | 1996-07-01 |
| 1428 | 42-227-30529 | APACHE CORPORATION | 1 | 2,790 | 1996-07-01 |
| 1608 | 42-227-20043 | APACHE CORPORATION | 1 | 2,795 | 1996-07-01 |
| 1609 | 42-227-20044 | APACHE CORPORATION | 1 | 2,769 | 1996-07-01 |
| 1615 | 42-227-10943 | APACHE CORPORATION | 1 | 2,780 | 1996-07-01 |
| 1623 | 42-227-30397 | APACHE CORPORATION | 1 | 3,120 | 1996-07-01 |
| 1003 | 42-227-00131 | APACHE CORPORATION | 1 | 2,366 | 1996-06-28 |
| 1006 | 42-227-30255 | APACHE CORPORATION | 1 | 2,590 | 1996-06-28 |
| 1804 | 42-227-30639 | APACHE CORPORATION | 1 | 2,900 | 1996-06-28 |
| 0803 | 42-227-02086 | APACHE CORPORATION | 1 | 2,866 | 1996-06-21 |
| 0805 | 42-227-00179 | APACHE CORPORATION | 1 | 2,758 | 1996-06-21 |
| 0808 | 42-227-30254 | APACHE CORPORATION | 1 | 2,851 | 1996-06-21 |
| 0809 | 42-227-30251 | APACHE CORPORATION | 1 | 3,500 | 1996-06-21 |
| 0810 | 42-227-30252 | APACHE CORPORATION | 1 | 3,500 | 1996-06-21 |
| 0813 | 42-227-31651 | APACHE CORPORATION | 2 | 3,200 | 1996-06-21 |
| 0814 | 42-227-30979 | APACHE CORPORATION | 1 | 3,200 | 1996-06-21 |
| 0815 | 42-227-31652 | APACHE CORPORATION | 2 | 3,200 | 1996-06-21 |
| 0816 | 42-227-30980 | APACHE CORPORATION | 1 | 3,200 | 1996-06-21 |
| 1008 | 42-227-35043 | APACHE CORPORATION | 1 | 4,000 | 1996-06-14 |
| 1329 | 42-227-35044 | APACHE CORPORATION | 1 | 4,000 | 1996-06-14 |
| 0301 | 42-227-31027 | APACHE CORPORATION | 1 | 2,500 | 1989-11-27 |
| 0711 | 42-227-33717 | APACHE CORPORATION | 1 | 2,500 | 1985-04-16 |
| 0712 | 42-227-33716 | APACHE CORPORATION | 1 | 2,500 | 1985-04-16 |
| 0709 | 42-227-33416 | APACHE CORPORATION | 1 | 2,500 | 1984-06-12 |
| 0710 | 42-227-33417 | APACHE CORPORATION | 1 | 2,500 | 1984-06-12 |
| 0603 | 42-227-33097 | APACHE CORPORATION | 1 | 2,500 | 1983-06-15 |
| 0705 | 42-227-33095 | APACHE CORPORATION | 1 | 2,500 | 1983-06-15 |
| 0706 | 42-227-33096 | MARATHON OIL COMPANY | 1 | 2,500 | 1983-06-15 |
| 0908 | 42-227-33094 | APACHE CORPORATION | 1 | 2,500 | 1983-06-15 |
| 0118 | 42-227-32930 | APACHE CORPORATION | 1 | 2,500 | 1982-10-04 |
| 0119 | 42-227-32938 | MARATHON OIL COMPANY | 1 | 2,500 | 1982-10-04 |
| 0120 | 42-227-32937 | APACHE CORPORATION | 1 | 2,500 | 1982-10-04 |
| 0121 | 42-227-32931 | APACHE CORPORATION | 1 | 2,500 | 1982-10-04 |
| 0602 | 42-227-32691 | MARATHON OIL COMPANY | 1 | 2,500 | 1982-03-15 |
| 0906 | 42-227-32692 | APACHE CORPORATION | 1 | 2,500 | 1982-03-15 |
| 0907 | 42-227-32693 | APACHE CORPORATION | 1 | 2,500 | 1982-03-15 |
| 1107 | 42-227-32694 | APACHE CORPORATION | 1 | 2,500 | 1982-03-15 |
| 1108 | 42-227-32697 | APACHE CORPORATION | 1 | 2,500 | 1982-03-15 |
| 0904 | 42-227-32248 | APACHE CORPORATION | 1 | 2,500 | 1980-09-11 |
| 0905 | 42-227-32249 | APACHE CORPORATION | 1 | 2,500 | 1980-09-11 |
| 0208 | 42-227-31939 | APACHE CORPORATION | 1 | 2,500 | 1979-08-17 |
| 0209 | 42-227-31940 | APACHE CORPORATION | 1 | 2,500 | 1979-08-17 |
| 0413 | 42-227-31941 | APACHE CORPORATION | 1 | 2,500 | 1979-08-17 |
| 0414 | 42-227-31942 | APACHE CORPORATION | 1 | 2,500 | 1979-08-17 |
| 0415 | 42-227-31943 | APACHE CORPORATION | 1 | 2,500 | 1979-08-17 |
| 0416 | 42-227-31944 | MARATHON OIL COMPANY | 1 | 2,500 | 1979-08-17 |
| 0115 | 42-227-31443 | APACHE CORPORATION | 1 | 3,200 | 1977-07-20 |
| 0117 | 42-227-31441 | APACHE CORPORATION | 1 | 3,300 | 1977-07-20 |
| 0105 | 42-227-30162 | APACHE CORPORATION | -- | -- | -- |
| 0111 | 42-227-30248 | APACHE CORPORATION | -- | -- | -- |
| 0114 | 42-227-30874 | APACHE CORPORATION | -- | -- | -- |
| 0203 | 42-227-30161 | APACHE CORPORATION | -- | -- | -- |
| 0404 | 42-227-10979 | MARATHON OIL COMPANY | -- | -- | -- |
| 0405 | 42-227-30166 | UNITEX OIL & GAS, L.L.C. | -- | -- | -- |
| 0406 | 42-227-30189 | APACHE CORPORATION | -- | -- | -- |
| 0503 | 42-227-30641 | APACHE CORPORATION | -- | -- | -- |
| 1102 | 42-227-00141 | MARATHON OIL COMPANY | -- | -- | -- |
| 1104 | 42-227-30119 | APACHE CORPORATION | -- | -- | -- |
| 1206 | 42-227-10685 | APACHE CORPORATION | -- | -- | -- |
| 1214 | 42-227-10939 | MARATHON OIL COMPANY | -- | -- | -- |
| 1313 | 42-227-10938 | APACHE CORPORATION | -- | -- | -- |
| 1316 | 42-227-10942 | APACHE CORPORATION | -- | -- | -- |
| 1501 | 42-227-30807 | APACHE CORPORATION | -- | -- | -- |
| 1607 | 42-227-10686 | APACHE CORPORATION | -- | -- | -- |
| 1617 | 42-227-10941 | APACHE CORPORATION | -- | -- | -- |
| 1701 | 42-227-02220 | APACHE CORPORATION | -- | -- | -- |
| 1702 | 42-227-00156 | APACHE CORPORATION | -- | -- | -- |
| 1703 | 42-227-00156 | APACHE CORPORATION | -- | -- | -- |
| 1704D | 42-227-00694 | APACHE CORPORATION | -- | -- | -- |
| 1705 | 42-227-20040 | APACHE CORPORATION | -- | -- | -- |
| 1706 | 42-227-20041 | APACHE CORPORATION | -- | -- | -- |
| 1803 | 42-227-30640 | APACHE CORPORATION | -- | -- | -- |
| 1805 | 42-227-30987 | APACHE CORPORATION | -- | -- | -- |
| 1806 | 42-227-30988 | APACHE CORPORATION | -- | -- | -- |