Production Data

API #:	Facility Name/Number:	Current Operator Name:	Operator #:	Location:	Field:	Field Code:
05-045-07229	SAVAGE-2-31	QB ENERGY OPERATING LLC	10844	NWSW 2 7S 94W 6	RULISON	75400

Well Status Production
Produced Water
Geothermal

Toggle First of Month column to sort report by date.

First of Month	Operator Name	API County	API Sequence	Formation	Well Status	Days Produced	BOM Inventory	Oil Produced	Oil Sold	Oil Adjustment	EOM Inventory	Oil Gravity	Gas Produced	Gas Flared	Gas Used	Gas Sold	Targeted Gas Type	Gas BTU	Water Volume	Water Disp Code	Gas Tubing Pressure
1/1/2026	QB ENERGY OPERATING LLC	045	07229	WILLIAMS FORK	PR	31	98	8			106		1575		93	1482	Methane	1135	21
12/1/2025	QB ENERGY OPERATING LLC	045	07229	WILLIAMS FORK	PR	31	96	2			98		1657		93	1564	Methane	1135	18
11/1/2025	QB ENERGY OPERATING LLC	045	07229	WILLIAMS FORK	PR	28	85	11			96		1696		84	1612	Methane	1135	18
10/1/2025	QB ENERGY OPERATING LLC	045	07229	WILLIAMS FORK	PR	31	135	138	188		85	56	1660		93	1567	Methane	1135	131
9/1/2025	QB ENERGY OPERATING LLC	045	07229	WILLIAMS FORK	PR	30	135				135		1644		90	1554	Methane	1134
8/1/2025	QB ENERGY OPERATING LLC	045	07229	WILLIAMS FORK	PR	28	135				135		1697		84	1613	Methane	1134	79
7/1/2025	QB ENERGY OPERATING LLC	045	07229	WILLIAMS FORK	PR	30	135				135		1663		90	1573	Methane	1134
6/1/2025	QB ENERGY OPERATING LLC	045	07229	WILLIAMS FORK	PR	30	135				135		1630		90	1540	Methane	1134
5/1/2025	QB ENERGY OPERATING LLC	045	07229	WILLIAMS FORK	PR	31	135				135		1691		93	1598	Methane	1134
4/1/2025	QB ENERGY OPERATING LLC	045	07229	WILLIAMS FORK	PR	30	69	114	48		135	56.9	1651		90	1561	Methane	1134	125
3/1/2025	QB ENERGY OPERATING LLC	045	07229	WILLIAMS FORK	PR	31	69				69		1794		93	1701	Methane	1134
2/1/2025	QB ENERGY OPERATING LLC	045	07229	WILLIAMS FORK	PR	28	69	0		0	69		1529	0	84	1445	Methane	1134	0
1/1/2025	QB ENERGY OPERATING LLC	045	07229	WILLIAMS FORK	PR	31	69	0		0	69		1699	0	93	1606	Methane	1134	0
12/1/2024	QB ENERGY OPERATING LLC	045	07229	WILLIAMS FORK	PR	31	69	0		0	69		1702	0	93	1609	Methane	1134	0
11/1/2024	QB ENERGY OPERATING LLC	045	07229	WILLIAMS FORK	PR	30	69	0		0	69		1640	0	90	1550	Methane	1134	0
10/1/2024	QB ENERGY OPERATING LLC	045	07229	WILLIAMS FORK	PR	31	69	0		0	69		1691	0	93	1598	Methane	1134	0
9/1/2024	QB ENERGY OPERATING LLC	045	07229	WILLIAMS FORK	PR	30	69				69		1625		90	1535		1146
8/1/2024	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	69				69		1687		93	1594		1146
7/1/2024	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	69				69		1697		93	1604		1146
6/1/2024	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	69				69		1647		90	1557		1146
5/1/2024	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	69				69		1707		93	1614		1146
4/1/2024	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	69				69		1665		90	1575		1146	38	C
3/1/2024	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	69				69		1725		93	1632		1132
2/1/2024	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	29	69				69		1606		87	1519		1132	79	C
1/1/2024	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	69				69		1718		93	1625		1132
12/1/2023	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	69				69		1710		93	1617		1132
11/1/2023	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	69				69		1694		90	1604		1132
10/1/2023	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	69				69		1744		93	1651		1132
9/1/2023	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	69				69		1804		90	1714		1140	74	C
8/1/2023	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	29	69	1	1		69	49.2	1595		87	1508		1140
7/1/2023	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	69				69		1748		93	1655		1140
6/1/2023	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	69				69		1691		90	1601		1140
5/1/2023	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	32	37			69		1758		93	1665		1140	236	C
4/1/2023	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	32				32		1712		90	1622		1140
3/1/2023	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	32				32		1778		93	1685		1140
2/1/2023	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	13	32				32		712		39	673		1140
1/1/2023	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	32				32		1793		93	1700		1136
12/1/2022	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	32				32		1783		93	1690		1140
11/1/2022	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	32				32		1712		90	1622		1142
10/1/2022	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	32				32		1773		93	1680		1140
9/1/2022	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	164		132		32	50.8	1716		90	1626		1121
8/1/2022	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	37	127			164		1777		93	1684		1121	16	C
7/1/2022	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	37				37		1784		93	1691		1121
6/1/2022	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	37				37		1727		90	1637		1121
5/1/2022	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	37				37		1868		93	1775		1121
4/1/2022	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	28	37				37		1597		84	1513		1121
3/1/2022	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	27	37				37		1593		81	1512		1135
2/1/2022	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	28	37				37		1661		84	1577		1135
1/1/2022	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	27	37				37		1748		81	1667		1135
12/1/2021	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	37				37		1871		93	1778		1135	76	C
11/1/2021	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	37				37		1771		90	1681		1135
10/1/2021	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	37				37		1818		93	1725		1135
9/1/2021	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	37				37		1736		90	1646		1124
8/1/2021	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	36	1			37		1800		93	1707		1124	223	C
7/1/2021	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	36				36		1807		93	1714		1124
6/1/2021	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	36				36		1749		90	1659		1124
5/1/2021	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	36				36		1843		93	1750		1124
4/1/2021	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	36				36		1770		90	1680		1124
3/1/2021	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	36				36		1827		93	1734		1124
2/1/2021	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	28	36				36		1727		84	1643		1124
1/1/2021	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	28	36				36		1885		84	1801		1124
12/1/2020	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	36				36		2430		93	2337		1124
11/1/2020	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	13	95	34	93		36	55.9	658		33	625		1124	47	C
10/1/2020	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	95				95		1835		93	1742		1124
9/1/2020	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	165	1	65	-6	95	54.1	1775		90	1685		1119	6	C
8/1/2020	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	165				165		1807		93	1714		1119
7/1/2020	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	106	59			165		1859		93	1766		1119	61	C
6/1/2020	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	106				106		1768		90	1678		1119
5/1/2020	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	106				106		1831		93	1738		1119
4/1/2020	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	106				106		1787		90	1697		1119
3/1/2020	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	102	4			106		1877		93	1784		1143	107	C
2/1/2020	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	29	102				102		1775		87	1688		1143
1/1/2020	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	102				102		1874		93	1781		1143
12/1/2019	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	101	1			102		1905		93	1812		1143	3	C
11/1/2019	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	87	14			101		1852		90	1762		1143	20	C
10/1/2019	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	82	5			87		1976		93	1883		1143	43	C
9/1/2019	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	81	3	2		82	47	2217		90	2127		1144	41	C
8/1/2019	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	270	1	188	-2	81	55.7	1372		84	1288		1144	2	C
7/1/2019	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	26	252	18			270		1389		78	1311		1144	43	C
6/1/2019	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	241	11			252		1412		90	1322		1144	2	C
5/1/2019	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	233	8			241		1370		90	1280		1144	7	C
4/1/2019	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	24	233				233		923		72	851		1144
3/1/2019	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	218	15			233		1120		93	1027		1130	74	C
2/1/2019	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	28	218				218		1342		84	1258		1130
1/1/2019	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	218				218		1491		93	1398		1130
12/1/2018	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	218				218		1441		93	1348		1130
11/1/2018	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	200	18			218		1331		90	1241		1130	22	C
10/1/2018	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	200				200		1449		93	1356		1130	11	C
9/1/2018	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	190	10			200		1507		90	1417		1143	25	C
8/1/2018	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	185	5			190		1640		90	1550		1143	8	C
7/1/2018	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	168	17			185		1713		90	1623		1144	36	C
6/1/2018	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	168				168		1737		90	1647		1143
5/1/2018	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	160	8			168		1656		93	1563		1143	15	C
4/1/2018	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	150	10			160		1501		87	1414		1143	16	C
3/1/2018	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	101	49			150		1583		93	1490		1135	21	C
2/1/2018	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	28	91	10			101		1497		84	1413		1135	20	C
1/1/2018	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	56	35			91		1690		93	1597		1135	7	C
12/1/2017	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	194	19	157		56	57.1	1640		93	1547		1135	20	C
11/1/2017	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	186	8			194		1651		90	1561		1135	17	C
10/1/2017	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	172	14			186		1734		93	1641		1134	22	C
9/1/2017	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	167	5			172		1793		90	1703		1135	18	M
8/1/2017	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	146	23		-2	167		1875		93	1782		1136	94	C
7/1/2017	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	146				146		1900		93	1807		1136
6/1/2017	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	162	6	22		146	56.7	1855		90	1765		1136	10	C
5/1/2017	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	142	20			162		2043		93	1950		1136	114	C
4/1/2017	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	30	135	7			142		1834		90	1744		1136
3/1/2017	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	129	6			135		2016		93	1923		1136	13	C
2/1/2017	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	28	91	38			129		1595		84	1511		1136	66	C
1/1/2017	CAERUS PICEANCE LLC	045	07229	WILLIAMS FORK	PR	31	91				91		1854		93	1761		1136
12/1/2016	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	91				91		1966		93	1873		1136
11/1/2016	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	129		38		91	56.9	1849		90	1759		1136
10/1/2016	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	107	22			129		1812	5	93	1714		1136	45	M
9/1/2016	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	107				107		1673		90	1583		1136
8/1/2016	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	107				107		1850		93	1757		1138
7/1/2016	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	104	3			107		1787		93	1694		1138	7	C
6/1/2016	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	91	13			104		1525		90	1435		1138	18	C
5/1/2016	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	89	2			91		1478		93	1385		1138	10	C
4/1/2016	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	79	10			89		1767		90	1677		1140	26	C
3/1/2016	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	69	10			79		1925		93	1832		1139	3	C
2/1/2016	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	29	63	6			69		1779		87	1692		1140	21	C
1/1/2016	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	37	26			63		1930		93	1837		1140	43	C
12/1/2015	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	37				37		1881		93	1788		1140
11/1/2015	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	27	172	16	151		37	57	1773		81	1692		1140	33	M
10/1/2015	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	172				172		1919		93	1826		1140
9/1/2015	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	160	12			172		1889		90	1799		1140	18	C
8/1/2015	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	152	8			160		1977		93	1884		1140	26	C
7/1/2015	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	129	23			152		1993		93	1900		1140	13	C
6/1/2015	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	129				129		1932		90	1842		1123	45	C
5/1/2015	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	115	14			129		2031		93	1938		1123	39	C
4/1/2015	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	104	11			115		1963		90	1873		1123	25	C
3/1/2015	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	84	20			104		1525		90	1435		1123	10	C
2/1/2015	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	28	139		55		84	58.4	1739		84	1655		1123	15	C
1/1/2015	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	120	19			139		1445		93	1352		1123	15	C
12/1/2014	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	120				120		1538		93	1445		1123
11/1/2014	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	95	25			120		1422		90	1332		1123	31	C
10/1/2014	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	95				95		2104		93	2011		1123
9/1/2014	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	27	190	17	112		95	55.4	1879		81	1798		1141	40	C
8/1/2014	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	186	4			190		2163		93	2070		1141	15	C
7/1/2014	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	180	6			186		2205		93	2112		1141	35	C
6/1/2014	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	168	12			180		2193		90	2103		1141	41	C
5/1/2014	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	153	15			168		2390		93	2297		1141	40	C
4/1/2014	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	144	9			153		2213		90	2123		1141	22	C
3/1/2014	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	134	10			144		2183		93	2090		1119	11	C
2/1/2014	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	28	117	17			134		1981		84	1897		1119	15	C
1/1/2014	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	92	25			117		2315		93	2222		1119	26	C
12/1/2013	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	92				92		2266		93	2173		1119	31	C
11/1/2013	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	84	8			92		2254		90	2164		1119	31	C
10/1/2013	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	144	22	82		84	57	2362		93	2269		1119	35	C
9/1/2013	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	129	15			144		2328		90	2238		1119	41	C
8/1/2013	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	117	12			129		2594		93	2501		1138	43	C
7/1/2013	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	116	1			117		2491		93	2398		1138	27	C
6/1/2013	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	100	16			116		2415		90	2325		1125	48	C
5/1/2013	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	88	12			100		2765		90	2675		1125	39	C
4/1/2013	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	72	16			88		2839		90	2749		1125	59	C
3/1/2013	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	259	15	202		72	56.4	3173		93	3080		1125	51	C
2/1/2013	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	28	244	15			259		3400		84	3316		1125	138	C
1/1/2013	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	235	9			244		4867		93	4774		1125	39	C
12/1/2012	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	210	25			235		9135		93	9042		1125	234	C
11/1/2012	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	181	29			210		4338		90	4248		1125	148	C
10/1/2012	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	140	41			181		5853		93	5760		1125	143	C
9/1/2012	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	14	94	46			140		7868		42	7826		1125	48	C
8/1/2012	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
7/1/2012	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
6/1/2012	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
5/1/2012	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
4/1/2012	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
3/1/2012	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
2/1/2012	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
1/1/2012	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
12/1/2011	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
11/1/2011	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94										0
10/1/2011	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
9/1/2011	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
8/1/2011	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
7/1/2011	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
6/1/2011	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
5/1/2011	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
4/1/2011	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
3/1/2011	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
2/1/2011	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
1/1/2011	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
12/1/2010	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
11/1/2010	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
10/1/2010	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
9/1/2010	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
8/1/2010	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
7/1/2010	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
6/1/2010	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
5/1/2010	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
4/1/2010	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
3/1/2010	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
2/1/2010	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
1/1/2010	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
12/1/2009	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
11/1/2009	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
10/1/2009	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	SI	0	94				94
9/1/2009	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	27	94				94		1707		81	1626		1149
8/1/2009	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	27	94				94		2113		81	2032		1149
7/1/2009	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	91	3			94		2204		93	2111		1149	3	P
6/1/2009	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	27	91	1	1		91	49.2	2514		81	2433		1149	2	C
5/1/2009	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	21	89	2			91		1500		63	1437		1149	35	C
4/1/2009	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	79	11	1		89	52.7	2430		90	2340		1122	45	C
3/1/2009	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	79	1	1		79	52.6	2203		93	2110		1122
2/1/2009	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	28	79				79		2020		84	1936		1122
1/1/2009	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	78	3	2		79	53.3	2430		93	2337		1122	40	C
12/1/2008	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	61	17			78		1804		93	1711		1122
11/1/2008	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	196				196		1927		90	1837		1122
10/1/2008	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	196				196		2179		93	2086		1122
9/1/2008	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	56	140			196		2110		90	2020		1122
8/1/2008	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	9	56				56		1994		27	1967		1122
7/1/2008	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	13	196	33	173		56	54.3	2216		39	2177		1122	8	C
6/1/2008	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	18	196				196		2026		54	1972		1122
5/1/2008	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	7	193	3			196		2026		21	2005		1122	38	C
4/1/2008	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	11	177	21	5		193	51.5	2208		33	2175		1130
3/1/2008	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	4	172	6	1		177	51.5	1864		12	1852		1130	12	C
2/1/2008	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	5	160	16	4		172	52.5	1876		15	1861		1130	12	C
1/1/2008	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	159	1			160		1943		93	1850		1130	12	C
12/1/2007	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	154	6	1		159	48	2418		93	2325		1130	20	C
11/1/2007	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	150	5	1		154	46.8	2702		90	2612		1130	33	C
10/1/2007	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	29	146	5	1		150	46.5	2149		87	2062		1130	5	C
9/1/2007	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	136	11	1		146	46.4	2146		90	2056		1130	38	C
8/1/2007	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	126	10			136		2566		93	2473		1140	43	C
7/1/2007	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	119	7			126		2254		93	2161		1140	12	C
6/1/2007	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	108	12	1		119	50.7	2350		90	2260		1140	37	C
5/1/2007	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	280	20	192		108	55.4	2792		93	2699		1136	47	C
4/1/2007	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	272	9	1		280	51.8	2162		90	2072		1136	60	C
3/1/2007	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	24	258	19	5		272	53	2552		72	2480		1136	13	C
2/1/2007	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	20	258				258		2561		60	2501		1136
1/1/2007	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	16	234	29	5		258	53.7	942		48	894		1136	7	C
12/1/2006	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	233	1			234		2270		90	2180		1136	7	C
11/1/2006	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	218	17	2		233	49.9	2551		90	2461		1136	12	C
10/1/2006	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	205	13			218		2736		93	2643		1136	2	C
9/1/2006	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	29	203	2			205		2550		87	2463		1136
8/1/2006	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	188	15			203		2739		93	2646		1136	2	C
7/1/2006	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	172	16			188		2774		93	2681		1136	7	C
6/1/2006	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	157	15			172		2650		90	2560		1136	15	C
5/1/2006	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	142	15			157		2790		90	2700		1136	27	C
4/1/2006	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	129	13			142		2767		90	2677		1136	42	C
3/1/2006	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	113	16			129		2876		93	2783		1136	48	C
2/1/2006	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	28	69	44			113		2761		84	2677		1136	93	C
1/1/2006	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	29	69				69		2839		87	2752		1136
12/1/2005	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	24	69				69		2915		72	2843		1127
11/1/2005	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	21	69				69		2256		63	2193		1127	2	M
10/1/2005	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	58	11			69		2522		90	2432		1127
9/1/2005	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	30	41	17			58		2403		90	2313		1139	119	M
8/1/2005	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	40	1			41		2516		93	2423		1139	9	M
7/1/2005	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	28	12			40		2833		93	2740		1139	10	M
6/1/2005	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	5	205	13	190		28	55.3	2678		15	2663		1139	23	M
5/1/2005	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	183	22			205		2860		93	2767		1131	23	M
4/1/2005	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	10	130	53			183		2494		30	2464		1131	19	M
3/1/2005	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	130				130		2860		93	2767		1131	31	M
2/1/2005	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	28	130				130		2480		84	2396		1131	28	M
1/1/2005	ENCANA OIL & GAS (USA) INC	045	07229	WILLIAMS FORK	PR	31	130				130		2854		93	2761		1131	31	M
12/1/2004	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	119	11			130		2859		93	2766		1131	31	M
11/1/2004	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	112	7			119		2780		12	2768		1139	30	M
10/1/2004	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	99	13			112		2976		93	2883		1139	31	M
9/1/2004	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	76	23			99		2862		90	2772		1137	30	M
8/1/2004	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	249		170	-3	76	55.6	2915		93	2822		1137	31	M
7/1/2004	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	234	15			249		3017		93	2924		1137	31	M
6/1/2004	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	241			-7	234		2932		90	2842		1137	30	M
5/1/2004	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	224	17			241		3101		93	3008		1137	31	M
4/1/2004	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	198	26			224		2956		90	2866		1148	30	M
3/1/2004	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	176	22			198		3108		93	3015		1148	84	M
2/1/2004	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	29	241			-65	176		2995		87	2908		1179	26	M
1/1/2004	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	208	33			241		3064		93	2971		1179
12/1/2003	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	172	36			208		3275		93	3182		1179
11/1/2003	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	28	139	33			172		2849		84	2765		1179
10/1/2003	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	107	32			139		3320		93	3227		1179
9/1/2003	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	69	38			107		1829		90	1739		1179
8/1/2003	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	284		196	-19	69	56	1535		93	1442		1179
7/1/2003	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	26	261	23			284		1452		78	1374		1179
6/1/2003	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	218	43			261		2087		90	1997		1179
5/1/2003	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	218				218		2764		90	2674		1179
4/1/2003	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	12	216	2			218		1544		36	1508		1179
3/1/2003	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	25	247			-31	216		1654		75	1579		1138
2/1/2003	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	24	247				247		2231		72	2159		1138
1/1/2003	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	24	237	10			247		1568		72	1496		1138	50	M
12/1/2002	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	181	56			237		1991		93	1898		1138
11/1/2002	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	144	37			181		2194		90	2104		1138	70	M
10/1/2002	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	137	7			144		2883		93	2790		1138	25	M
9/1/2002	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	117	20			137		2488		90	2398		1138	30	M
8/1/2002	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	69	48			117		2184		93	2091		1133	20	M
7/1/2002	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	69				69		2410		93	2317		1133	15	M
6/1/2002	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	69				69		1666		90	1576		1133	10	M
5/1/2002	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	228	21	180		69	57.1	2312		93	2219		1133	20	M
4/1/2002	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	223	5			228		2470		90	2380		1132	20	M
3/1/2002	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	29	198	25			223		2754		87	2667		1133	30	M
2/1/2002	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	27	198				198		2645		81	2564		1119	25	M
1/1/2002	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	193	5			198		3251		93	3158		1119	30	M
12/1/2001	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	109	84			193		3203		93	3110		1119	30	M
11/1/2001	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	99	10			109		3137		90	3047		1119	30	M
10/1/2001	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	79	20			99		3400		93	3307		1119	33	M
9/1/2001	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	50	29			79		3284		90	3194		1119	30	M
8/1/2001	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	45	5			50		3520		93	3427		1119	25	M
7/1/2001	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	218	24	197		45	56.3	3622		93	3529		1119	25	M
6/1/2001	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	201	17			218		3049		90	2959		1119	22	M
5/1/2001	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	165	36			201		3859		93	3766		1119	30	M
4/1/2001	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	148	17			165		3546		90	3456		1119	25	M
3/1/2001	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	142	6			148		3996		93	3903		1147	30	M
2/1/2001	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	28	117	25			142		3368		84	3284		1147	30	M
1/1/2001	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	91	26			117		3984		93	3891		1147	30	M
12/1/2000	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	86	5			91		4046		93	3953		1147	30	M
11/1/2000	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	59	27			86		4057		90	3967		1147	30	M
10/1/2000	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	209	43	193		59	56.2	4335		93	4242		1147	60	M
9/1/2000	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	27	209				209		7467		81	7386		1147	30	M
8/1/2000	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	211	27			238		4389		93	4296		1137	40	M
7/1/2000	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	167	44			211		4777		93	4684		1137	51	M
6/1/2000	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	147	20			167		4771		90	4681		1137	88	M
5/1/2000	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	122	25			147		4934		93	4841		1119	90	M
4/1/2000	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	92	30			122		4833		90	4743		1119	75	M
3/1/2000	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	61	31			92		5261		93	5168		1119	33	M
2/1/2000	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	28	50	11			61		4094		84	4010		1158	23	M
1/1/2000	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	23	27			50		4954		93	4861		1158	30	M
12/1/1999	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	99	17	93		23	55.3	4841		93	4748		1158	70	M
11/1/1999	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	69	30			99		5063		90	4973		1158	70	M
10/1/1999	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	218	51	200		69	57.2	5194		93	5101		1158	80	M
9/1/1999	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	181	37			218		5313		90	5223		1146	80	M
8/1/1999	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	142	39			181		5634		93	5541		1146	75	M
7/1/1999	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	112	30			142		5857		93	5764		1146	48	M
6/1/1999	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	76	36			112		5828		90	5738		1133	60	M
5/1/1999	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	228	39	191		76	57.9	6319		93	6226		1133	101	M
4/1/1999	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	30	181	47			228		6335		90	6245		1119	56	M
3/1/1999	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	148	33			181		6897		93	6804		1119	109	M
2/1/1999	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	28	106	42			148		6553		84	6469		1119	129	M
1/1/1999	TOM BROWN INC	045	07229	WILLIAMS FORK	PR	31	55	51			106		7243		93	7150		1140	93	M

COGIS DB