| Red Lake Sand Unit #056Q30-015-34180 | Legacy Reserves Operating, LP only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Jun 23, 2005 | 0 | 0 |
| Red Lake Sand Unit #058Q30-015-34182 | Legacy Reserves Operating, LP only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Jun 23, 2005 | 0 | 0 |
| Red Lake Sand Unit #055Q30-015-34188 | Legacy Reserves Operating, LP only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Jun 22, 2005 | 0 | 0 |
| Red Lake Sand Unit #053Q30-015-34187 | Legacy Reserves Operating, LP only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Jun 21, 2005 | 0 | 0 |
| Red Lake Sand Unit #057Q30-015-34181 | Legacy Reserves Operating, LP only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Jun 19, 2005 | 0 | 0 |
| Red Lake Sand Unit #05930-015-33845 | Mack Energy Corp only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Aug 20, 2004 | 0 | 0 |
| Red Lake Sand Unit #07730-015-33846 | Mack Energy Corp only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Aug 20, 2004 | 0 | 0 |
| Red Lake Sand Unit #07830-015-33847 | Mack Energy Corp only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Aug 20, 2004 | 0 | 0 |
| Red Lake Sand Unit #07930-015-33370 | COG Operating LLC only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Apr 6, 2004 | 0 | 0 |
| Red Lake Sand Unit #05830-015-33342 | Mack Energy Corp only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 28, 2004 | 0 | 0 |
| Red Lake Sand Unit #06430-015-33325 | COG Operating LLC only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 25, 2004 | 0 | 0 |
| Red Lake Sand Unit #06630-015-33326 | COG Operating LLC only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 25, 2004 | 0 | 0 |
| Red Lake Sand Unit #06230-015-33327 | COG Operating LLC only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 25, 2004 | 0 | 0 |
| Red Lake Sand Unit #06130-015-33328 | COG Operating LLC only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 25, 2004 | 0 | 0 |
| Red Lake Sand Unit #05630-015-33346 | Mack Energy Corp only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 25, 2004 | 0 | 0 |
| Red Lake Sand Unit #05030-015-33329 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveOil | 2,115 | Mar 22, 2004 | 292 | 0 |
| Red Lake Sand Unit #05130-015-33330 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveInjection | 2,065 | Mar 22, 2004 | 0 | 0 |
| Red Lake Sand Unit #05330-015-33331 | Mack Energy Corp only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 22, 2004 | 0 | 0 |
| Red Lake Sand Unit #05430-015-33332 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveOil | 2,040 | Mar 22, 2004 | 284 | 0 |
| Red Lake Sand Unit #05530-015-33333 | Mack Energy Corp only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 22, 2004 | 0 | 0 |
| Red Lake Sand Unit #05730-015-33334 | Mack Energy Corp only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 22, 2004 | 0 | 0 |
| Red Lake Sand Unit #06930-015-33306 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveOil | 1,980 | Mar 12, 2004 | 289 | 0 |
| Red Lake Sand Unit #068C30-015-33307 | COG Operating LLC only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 12, 2004 | 0 | 0 |
| Red Lake Sand Unit #07530-015-33308 | COG Operating LLC only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 12, 2004 | 0 | 0 |
| Red Lake Sand Unit #07630-015-33309 | COG Operating LLC only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 12, 2004 | 0 | 0 |
| Red Lake Sand Unit #06730-015-33310 | COG Operating LLC only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 12, 2004 | 0 | 0 |
| Red Lake Sand Unit #06330-015-33311 | COG Operating LLC only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 12, 2004 | 0 | 0 |
| Red Lake Sand Unit #06030-015-33312 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveOil | 2,055 | Mar 12, 2004 | 288 | 0 |
| Red Lake Sand Unit #07430-015-33296 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveOil | 2,125 | Mar 11, 2004 | 272 | 0 |
| Red Lake Sand Unit #07330-015-33297 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveOil | 2,120 | Mar 11, 2004 | 259 | 0 |
| Red Lake Sand Unit #07230-015-33298 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveInjection | 2,080 | Mar 11, 2004 | 0 | 0 |
| Red Lake Sand Unit #07130-015-33299 | COG Operating LLC only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 11, 2004 | 0 | 0 |
| Red Lake Sand Unit #07030-015-33300 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveOil | 2,115 | Mar 11, 2004 | 294 | 0 |
| Red Lake Sand Unit #06530-015-33291 | COG Operating LLC only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 10, 2004 | 0 | 0 |
| Red Lake Sand Unit #03530-015-33301 | Mack Energy Corp only | EddyRed Lake Shores; Grayburg | CanceledOil | 2,100 | Mar 8, 2004 | 0 | 0 |
| Red Lake Sand Unit #03930-015-33188 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveOil | 2,120 | Jan 26, 2004 | 284 | 0 |
| Red Lake Sand Unit #04230-015-33189 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveOil | 2,055 | Jan 26, 2004 | 263 | 0 |
| Red Lake Sand Unit #04330-015-33196 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveInjection | 2,138 | Jan 26, 2004 | 0 | 0 |
| Red Lake Sand Unit #04430-015-33197 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveOil | 2,040 | Jan 26, 2004 | 257 | 0 |
| Red Lake Sand Unit #04530-015-33198 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveOil | 2,120 | Jan 26, 2004 | 259 | 0 |
| Red Lake Sand Unit #04630-015-33199 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveOil | 2,097 | Jan 26, 2004 | 267 | 0 |
| Red Lake Sand Unit #04730-015-33200 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveInjection | 2,130 | Jan 26, 2004 | 0 | 0 |
| Red Lake Sand Unit #04830-015-33201 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveOil | 2,130 | Jan 26, 2004 | 276 | 0 |
| Red Lake Sand Unit #04930-015-33202 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveOil | 2,135 | Jan 26, 2004 | 262 | 0 |
| Red Lake Sand Unit #04130-015-33186 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveOil | 2,110 | Jan 22, 2004 | 275 | 0 |
| Red Lake Sand Unit #04030-015-33166 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveInjection | 2,111 | Jan 12, 2004 | 0 | 0 |
| Red Lake Sand Unit #03630-015-33109 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveOil | 2,400 | Nov 20, 2003 | 270 | 0 |
| Red Lake Sand Unit #03730-015-33110 | Legacy Reserves Operating, LP only | EddyRed Lake Shores; Grayburg | PluggedOil | 2,421 | Nov 20, 2003 | 0 | 0 |
| Red Lake Sand Unit #03830-015-33100 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveInjection | 2,115 | Nov 17, 2003 | 0 | 0 |
| Red Lake Sand Unit #00730-015-23925 | G and C Operating, LLC only | EddyRed Lake Shores; Grayburg | ActiveGas | 1,842 | Nov 1, 1982 | 274 | 0 |