WELL LOGS · UNITED STATES · ONE ROW PER LOG
Leon County well logs
Well logs loaded into Petrora from the regulators' log indexes, newest received first: what each measures, whether it is a digital LAS file or an image, the interval filed for it, and the formations it spans by the well's own tops. Loaded so far for Texas; more states and data sources will follow. Petrora lists these logs; each well's page links to the regulator for the files.
642 LOG FILES ON 529 WELLS · A LOG'S LAS AND IMAGE IN ONE ROW · PAGE 5 OF 13
| Well | Logas described | Intervalft, as filed | Datereceived |
|---|---|---|---|
| Carr-Little 4 Ranch Unit #142-289-31889Leon, TX · Comstock Oil & Gas LLC | ACOUSTIC POROSITYTIFF | 2,998 to 17,836 | Dec 17, 2013run Dec 21, 2010 |
| Senator Ranch a Unit #142-289-31887Leon, TX · Comstock Oil & Gas LLC | ACOUSTIC POROSITYTIFF | 5,240 to 17,890 | Dec 17, 2013run Dec 19, 2010 |
| Furlough Gas Unit #342-289-31904Leon, TX · Atlas Operating LLC | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 1,989 to 10,508 | Dec 11, 2013run Dec 15, 2010 |
| Varibus #1542-289-31881Leon, TX · Hilcorp Energy Company | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 1,628 to 13,387 | Nov 20, 2013run Oct 27, 2010 |
| Bedsole Gas Unit #442-289-31905Leon, TX · Atlas Operating LLC | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 1,854 to 10,442 | Nov 11, 2013run Nov 27, 2010 |
| Gragg Billy H. #242-289-31899Leon, TX · Rose City Resources LLC | RESISTIVITYTIFF | 752 to 6,295 | Nov 11, 2013run Oct 20, 2010 |
| McMurrey-State Unit #242-289-31874Leon, TX · Comstock Oil & Gas LLC | RESISTIVITYTIFF | 6,200 to 18,040 | Oct 23, 2013run Nov 6, 2010 |
| Senator Ranch B Unit #142-289-31879Leon, TX · Comstock Oil & Gas LLC | RESISTIVITYTIFF | 2,964 to 17,508 | Oct 22, 2013run Oct 7, 2010 |
| Gillen Ira #342-289-31961Leon, TX · Valence Operating Company | RESISTIVITYTIFF | 1,536 to 10,178 | Oct 1, 2013run Nov 15, 2011 |
| Campbell Gas Unit #542-289-31963Leon, TX · Valence Operating Company | RESISTIVITYTIFF | 1,792 to 10,186 | Oct 1, 2013run Oct 27, 2011 |
| Downie #142-289-31876Leon, TX · Hydrogeo L.L.C. | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 4,114 to 10,748 | Sep 16, 2013run Sep 13, 2010 |
| King Gail #4342-289-31870Leon, TX · Hilcorp Energy Company | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 1,544 to 15,027 | Sep 16, 2013run Sep 11, 2010 |
| Fullen Gas Unit #4HHZ42-289-31847Leon, TX · Hilcorp Energy Company | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 1,599 to 13,551 | Sep 16, 2013run Jul 8, 2010 |
| Fossil Streater Gas Unit No. 1 #142-289-31852Leon, TX · Contrast Energy LLC | RESISTIVITYTIFF | 2,542 to 17,798 | Aug 30, 2013run Aug 8, 2010 |
| Lipsey #142-289-31884Leon, TX · Quantum Oil & Gas Corporation | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 794 to 6,412 | Aug 20, 2013run Aug 21, 2010 |
| Jensen Gas Unit #342-289-31875Leon, TX · Atlas Operating LLC | RESISTIVITYTIFF | 1,932 to 10,498 | Aug 19, 2013run Aug 22, 2010 |
| Betts Gas Unit #142-289-31872Leon, TX · Atlas Operating LLC | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 1,974 to 10,552 | Aug 19, 2013run Aug 6, 2010 |
| Carr-Navasot Unit #242-289-31858Leon, TX · Comstock Oil & Gas LLC | RESISTIVITYTIFF | 3,072 to 17,993 | Aug 1, 2013run Jul 10, 2010 |
| Spring Branch Gas Unit #142-289-31871Leon, TX · Hilcorp Energy Company | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 13,701 to 15,302 | Jul 25, 2013run Jul 20, 2010 |
| Spring Branch Gas Unit #142-289-31871Leon, TX · Hilcorp Energy Company | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 7,200 to 13,723 | Jul 25, 2013run Jul 10, 2010 |
| Ellison Gas Unit #242-289-31867Leon, TX · Atlas Operating LLC | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 1,893 to 10,398 | Jun 10, 2013run Jun 23, 2010 |
| Busy B Gas Unit #142-289-31868Leon, TX · Atlas Operating LLC | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 1,768 to 10,420 | Jun 10, 2013run Jun 7, 2010 |
| Fossil Donelson Gas Unit #1 #442-289-31842Leon, TX · Contrast Energy LLC | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 2,872 to 18,704 | May 22, 2013run May 18, 2010 |
| Gresham Trust #342-289-31851Leon, TX · Comstock Oil & Gas LLC | RESISTIVITYTIFF | 2,925 to 19,722 | May 22, 2013run May 7, 2010 |
| Gail King #3442-289-31853Leon, TX · Hilcorp Energy Company | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 2,992 to 11,515 | May 20, 2013run May 23, 2010 |
| Gail King #3842-289-31854Leon, TX · Hilcorp Energy Company | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 7,000 to 11,612 | May 20, 2013run May 4, 2010 |
| R. J. Williams -a- #242-289-31863Leon, TX · Rose City Resources LLC | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 724 to 6,182 | May 13, 2013run May 11, 2010 |
| Osr-Halliday Unit #12HHZ42-289-31873Leon, TX · Woodbine Production Corporation | RESISTIVITYTIFF | 7,533 to 13,175 | May 8, 2013run Jul 18, 2010 |
| Bedsole Gas Unit #342-289-31865Leon, TX · Atlas Operating LLC | NEUTRON/DENSITY POROSITYTIFF | 1,813 to 10,494 | May 8, 2013run May 21, 2010 |
| Lewis B #2442-289-31949Leon, TX · Valence Operating Company | RESISTIVITYTIFF | 1,583 to 14,746 | Apr 3, 2013run Mar 16, 2012 |
| Lewis B #2342-289-31942Leon, TX · Valence Operating Company | RESISTIVITYTIFF | 1,620 to 14,866 | Apr 3, 2013run Feb 13, 2012 |
| Gayle #142-289-31976Leon, TX · Lakeshore Operating LLC | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 4,325 to 10,490 | Apr 3, 2013run Nov 26, 2011 |
| King Gail #10HHZ42-289-31850Leon, TX · Hilcorp Energy Company | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 7,200 to 13,600 | Apr 2, 2013run Mar 13, 2010 |
| Holmes Gas Unit No. II #2HHZ42-289-31804Leon, TX · Hilcorp Energy Company | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 7,200 to 13,880 | Apr 2, 2013run Feb 14, 2010 |
| A. D. Carr a #542-289-31836Leon, TX · Comstock Oil & Gas LLC | RESISTIVITYTIFF | 11,304 to 18,090 | Apr 1, 2013run Mar 12, 2010 |
| Hill #142-289-31977Leon, TX · Spindletop Oil & Gas Company | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 4,158 to 5,972 | Mar 11, 2013run Dec 17, 2011 |
| Little 4 Ranch #542-289-31808Leon, TX · Comstock Oil & Gas LLC | RESISTIVITYTIFF | 9,308 to 17,998 | Feb 13, 2013run Jan 27, 2010 |
| Lewis B #642-289-31775Leon, TX · Valence Operating Company | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 1,587 to 13,892 | Feb 11, 2013run Feb 14, 2010 |
| Lewis B #2142-289-31816Leon, TX · Valence Operating Company | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 1,610 to 13,775 | Feb 4, 2013run Jan 11, 2010 |
| Navasot #242-289-31805Leon, TX · Comstock Oil & Gas LLC | RESISTIVITYTIFF | 5,939 to 18,130 | Jan 30, 2013run Nov 18, 2009 |
| King Gail #36HHZ42-289-31823Leon, TX · Hilcorp Energy Company | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 1,631 to 13,778 | Jan 29, 2013run Dec 21, 2009 |
| Gail King #24HHZ42-289-31819Leon, TX · Hilcorp Energy Company | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 1,636 to 13,768 | Jan 29, 2013run Dec 13, 2009 |
| Little 4 Ranch #242-289-31807Leon, TX · Comstock Oil & Gas LLC | RESISTIVITYTIFF | 3,000 to 17,787 | Dec 19, 2012run Dec 22, 2009 |
| Bedsole Gas Unit #242-289-31849Leon, TX · Atlas Operating LLC | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 1,830 to 10,500 | Dec 6, 2012run Dec 31, 2009 |
| Furlough Gas Unit #242-289-31844Leon, TX · Atlas Operating LLC | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 1,960 to 10,448 | Dec 6, 2012run Dec 17, 2009 |
| Ericson Gas Unit #342-289-31843Leon, TX · Atlas Operating LLC | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 1,750 to 10,411 | Dec 6, 2012run Dec 2, 2009 |
| King Gail #31HHZ42-289-31818Leon, TX · Hilcorp Energy Company | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 1,683 to 13,820 | Nov 19, 2012run Sep 5, 2009 |
| Varibus #7HHZ42-289-31824Leon, TX · Hilcorp Energy Company | COMBINATION: RESISTIVITY/NEUTRON/DENSITY POROSITYTIFF | 1,698 to 14,066 | Oct 19, 2012run Sep 10, 2009 |
| Carr-Navasot Unit #142-289-31815Leon, TX · Comstock Oil & Gas LLC | RESISTIVITYTIFF | 6,200 to 17,285 | Oct 1, 2012run Oct 2, 2009 |
| Leone Plantation #842-289-31934Leon, TX · Basa Resources Inc. | NEUTRON/DENSITY POROSITYTIFF | 5,860 to 6,128 | Aug 13, 2012run Jun 23, 2011 |
About this data
Well logs loaded into Petrora from the regulators' log indexes, so far for Texas, with more states and data sources to follow; not necessarily every log that exists. These are the logs loaded into Petrora from the Railroad Commission's inventories, not necessarily every log run on the well. The RRC holds the files; each opens from its log search for the well. The kind is the RRC's description of the log; the interval is the one filed for it. A formation is spanned where the log's filed interval overlaps it in the well's own formation tops; both are measured depths as filed, so a horizontal's lateral is counted in the formation it ends in. Kinds are read from the regulator's description of each log, not from its curves. The date is when the log entered the RRC's imaged log database; a run date is shown where the index gives a different one (mostly logs before 2017: since digital filing began that year, the index gives the filing date for both). Nothing is estimated.
Developers: this page as JSON is GET /v1/data/logs, documented in the API reference.