Rig Make & Model Power Mast Depth Jim Wells County, Texas Basic Energy Services 432-620-5510 233 237 334 349 352 358 389 482 538 602 '81 Crane '78 Wilson '80 Franks '79 Wilson '82 Wilson '76 Wilson '82 Wilson '82 Cooper '06 Taylor '78 Franks 435 318 430 435 435 318 240 430 475 430 DT DT DT DT DT DT SD DT DT DT 15000 12000 16000 15000 15000 12000 13000 16000 16000 12000 Nabors Compl & Prod Svcs 281-874-0035 282 456 458 552 796 969 972 1402 1403 1428 1453 1468 1480 1607 Cooper Franks Cooper Cooper Franks Franks Cooper NOV NOV NOV NOV NOV NOV NOV 350 500 750 800 900 400 400 500 500 500 500 500 500 500 DD DD DD DD DD DD DD DD DD DD DD DD DD DD NA NA NA NA NA NA NA NA NA NA NA NA NA NA Pioneer Well Services 979-543-8802 87 89 98 100 102 103 104 105 108 109 110 111 '11 Cooper SP550 '11 Cooper SP550 '12 Cooper SP550 '12 Cooper SP550 '12 Cooper SP550 '12 Cooper SP550 '12 Cooper SP550 '12 Loadcraft 550C '12 Loadcraft 550C '12 Loadcraft 550C '12 Loadcraft 550C '13 Loadcraft 550C 550 550 550 550 550 550 550 550 550 550 550 550 DD DD DD DD DD DD DD DD DD DD DD DD 20000 20000 20000 20000 20000 20000 20000 20000 20000 20000 20000 20000 Johnson County, Texas Basic Energy Services 432-620-5510 530 581 622 653 655 '05 Taylor '07 Taylor '07 Taylor '08 Taylor '08 Taylor 475 500 500 500 500 DT DT DT DT DT 16000 16000 16000 16000 16000 Energy Service Company 940-872-1393 60 66 73 78 79 84 206 209 210 '82 Wilson '04 Crown '07 Taylor '06 Rigworks '06 Rigworks '07 Rigworks '08 Rigworks '08 NOV '08 NOV 392 475 475 475 475 475 475 475 475 DT DT DT DT DT DT DT DT DT 16000 16000 16000 16000 16000 16000 16000 16000 16000 Mercer Well Service 903-564-3730 14 33 59 76 78 79 91 96 100 Skytop Crown Crown Crown Crown Crown Crown Skytop S&S Crown 350 500 500 500 500 500 500 350 550 DT DT DT DT DT DT DT DT DT 15000 16000 16000 16000 16000 16000 16000 15000 16000 Karnes County, Texas Pioneer Well Services 979-543-8802 46 82 '07 NOV 5XL5C '11 NOV 5XL5C 550 550 DD 20000 DD 20000 Rig Make & Model 84 85 90 93 106 '11 Cooper SP600 '11 Cooper SP600 '11 Cooper SP550 '12 Cooper SP550 '12 Loadcraft 550C Power Mast Depth 600 600 550 550 550 DD DD DD DD DD 20000 20000 20000 20000 20000 Knox County, Texas Basic Energy Services 432-620-5510 298 380 494 561 571 '81 Crane '73 Franks '80 Franks '06 Taylor '07 Taylor 318 318 435 500 500 DT DT DT DT DT 12000 10000 12000 16000 16000 Liberty County, Texas Pioneer Well Services 979-543-8802 9 15 19 35 38 39 44 48 51 54 55 58 61 68 '02 Cameron C400 '05 NOV 5XL5C '05 NOV 5XL5C '07 NOV 5XL5C '07 Cameron C400 '07 Cameron C400 '07 Cameron C400 '07 Cameron C600 '07 NOV 5XL5C '07 NOV 5XL5C '07 NOV 5XL5C '07 NOV 5XL5C '07 NOV 5XL5C '08 NOV 5XL5C 550 550 550 550 550 550 550 600 550 550 550 550 550 550 DD DD DD DD DD DD DD DD DD DD DD DD DD DD 18000 20000 20000 20000 20000 20000 20000 20000 20000 20000 20000 20000 20000 20000 McLennan County, Texas Mercer Well Service 903-564-3730 25 Ideco 300 DT 10000 Midland County, Texas Basic Energy Services 432-620-5510 213 222 232 234 247 254 255 262 266 267 274 276 281 289 294 295 299 304 305 311 324 327 329 333 339 341 342 345 348 351 357 359 364 365 366 367 190 THE AMERICAN OIL & GAS REPORTER '81 Crane 181 SB '80 SB '82 Talyor '75 Franks '82 Franks '82 Franks '79 SB '82 Crane '82 Wilson '79 SB '82 Franks '81 Cooper '81 Crane '77 Franks '81 Franks '80 Wilson '82 Cooper '81 Cooper '82 RMI '79 SB '81 Wilson '78 Skytop '80 Hopper '82 Crane '76 Franks '80 Wilson '80 Cooper '76 Wilson '81 Wilson '80 Cooper '77 Wilson '73 Ideco '80 Wilson '75 Franks '76 Franks 435 435 435 318 318 435 435 350 318 435 318 350 350 318 263 318 435 430 350 318 318 430 318 435 318 318 318 425 425 425 318 318 318 430 318 318 DT DT DT DT DT DT DT DT DT DT DT DT DT DT SD DT DT DT DT DT DT DT DT DT DT DT DT DT DT DT DT DT DT DT DT DT 15000 15000 15000 12000 13000 15000 15000 14000 12000 16000 12000 15000 14000 12000 13000 12000 16000 16000 14000 12000 12000 16000 12000 16000 12000 12000 12000 18000 18000 16000 12000 12000 12000 15000 10000 10000 Rig Make & Model 373 394 399 401 402 408 409 412 424 438 441 443 445 446 447 456 484 487 497 498 505 517 532 564 575 590 604 606 610 615 638 641 647 654 664 665 669 700 702 713 720 727 '77 Franks '81 Kremco '73 Hopper '81 Mesa '81 Copper '85 Moller '82 SB '81 Cooper '78 Franks '76 Franks '83 Mesa '79 SB '78 Franks '82 Franks '81 Pemco Mesa '85 Taylor '81 Cooper '82 Wilson '81 Crane '80 Cooper '04 Taylor '05 Taylor '05 Taylor '06 Taylor '07 Taylor '07 Taylor '78 Ideco '06 NOI '74 SB '81 Wilson '80 Franks '80 Cooper '82 SB '08 Taylor '84 Franks '77 Frank '09 Taylor '86 Intl Paystar '76 Wilson '11 Taylor '81 Wilson '11 Taylor Power Mast Depth 318 500 350 250 435 318 425 315 318 300 435 350 318 318 300 300 435 430 425 318 475 475 475 500 500 500 450 350 300 300 400 300 475 500 350 350 500 275 350 500 400 500 DT DT DT SD DT DT DT DT DT DT DT DT DT DT DT DT DT DT DT DT DT DT DT DT DT DT DT NA DT DT DT NA DT DT DT DT DT DT DT DT DT DT 10000 19000 14000 14000 15000 12000 18000 8000 8000 8000 12000 12000 8000 8000 10000 12000 18000 18000 12000 10000 16000 16000 16000 16000 16000 16000 14000 11000 8000 8000 10000 14000 14000 16000 12000 12000 16000 3000 12000 16000 14000 16000 Globe Energy Services 325-573-1310 1 3 5 6 10 11 12 13 14 17 18 19 20 23 24 40 '81 Cooper '11 Service King '75 Franks '65 Franks '04 CP '04 CP '05 CP '06 Rigworks '07 Rigworks '08 Eagle '08 Eagle '11 Service King '11 Rigworks '11 Rigworks '11 Rigworks '12 Rigworks 400 400 400 400 400 400 400 475 475 475 475 475 475 475 475 475 DT DT DT DT DT DT DT DT DT DT DT DT DT DT DT DT 15000 15000 10000 10000 15000 15000 15000 15000 15000 15000 15000 15000 15000 15000 15000 15000 Great Basin Petroleum Serv 432-561-9702 5 6 7 8 9 10 11 12 13 14 15 16 17 Service King Service King Service King Service King Cameron Cameron Cameron Cameron Cameron Wilson Skytop Wilson Skytop 500 500 500 500 348 348 348 348 348 348 318 456 350 DT DT DT DT DT DT DT DT DT DT DT DT DT 14000 14000 14000 14000 14000 14000 14000 14000 14000 14000 12000 16000 12000