State of Alaska, Oil and Gas Conservation Commission Production History for: KUPARUK RIVER, TARN OIL Pool Jan 1996 Dec 2004 Producing Month DaysProd Oil (BBL) Gas (MCF) Water (BBL) Wells Jul 1998 42 267127 229522 1319 2 Aug 1998 132 477544 520071 1575 6 Sep 1998 209 638274 683070 856 8 Oct 1998 244 736382 930683 34 10 Nov 1998 289 724613 1030516 1835 11 Dec 1998 296 690507 1082565 940 12 Year Total 3534447 4476427 6559 Jan 1999 278 667522 974363 1469 12 Feb 1999 287 603132 638740 2518 15 Mar 1999 346 738676 738729 3407 16 Apr 1999 339 773792 868772 3663 17 May 1999 477 934264 1129081 5016 20 Jun 1999 522 863132 1049340 1012 19 Jul 1999 450 799434 1074437 50796 18 Aug 1999 554 878781 1397651 148469 20 Sep 1999 548 801475 1464988 192005 20 Oct 1999 580 865892 1445286 12221 20 Nov 1999 525 801409 1355425 3836 19 Dec 1999 555 813066 1258380 3614 18 Year Total 9540575 13395192 428026 Jan 2000 579 814403 1289173 3087 20 Feb 2000 558 788657 1262221 4077 20 Mar 2000 603 839952 1401479 2839 20 Apr 2000 595 775092 1391375 2721 20 May 2000 620 785532 1465634 2438 20 Jun 2000 586 705859 1475343 2410 20 Jul 2000 464 661285 1623497 12670 21 Aug 2000 551 652042 1764353 263028 20 Sep 2000 574 627882 1448066 332633 23 Oct 2000 643 777643 1695531 17193 25 Nov 2000 657 676489 1558952 3454 24 Dec 2000 684 661711 1400999 1650 24 Year Total 8766547 17776623 648200 Jan 2001 629 577297 1341390 1583 24 Feb 2001 556 508756 1242769 2572 22 Mar 2001 705 662677 1565493 1905 24 Apr 2001 676 657935 1366653 1326 23 May 2001 667 648931 1398487 937 23 Jun 2001 610 619677 1369155 678 22 Jul 2001 645 627361 1399360 10477 21 Aug 2001 667 723034 1499019 40087 24 Sep 2001 645 639985 1155007 39852 23 Oct 2001 596 660500 1034482 31093 21 Nov 2001 663 794120 958930 35387 23 Dec 2001 737 932150 1207578 54764 27 Year Total 8052423 15538323 220661 1/27/2005 Page 1 of 2 State of Alaska, Oil and Gas Conservation Commission Production History for: KUPARUK RIVER, TARN OIL Pool Jan 1996 Dec 2004 Producing Month DaysProd Oil (BBL) Gas (MCF) Water (BBL) Wells Jan 2002 756 1013510 1190890 22356 28 Feb 2002 643 845493 939648 32114 25 Mar 2002 734 1019787 1050723 50855 25 Apr 2002 711 1048251 1174706 47531 24 May 2002 743 1038404 1201080 69073 25 Jun 2002 700 1003172 1114259 60306 24 Jul 2002 711 922736 998128 78804 23 Aug 2002 745 1019053 1097252 91060 26 Sep 2002 778 1053631 1226556 105742 26 Oct 2002 799 1064530 1100369 109985 26 Nov 2002 649 839565 891781 58425 26 Dec 2002 778 1143255 1115880 70055 26 Year Total 12011387 13101272 796306 Jan 2003 775 1129653 1097164 72025 25 Feb 2003 695 1001557 1086610 74626 25 Mar 2003 774 1084483 1130776 114416 25 Apr 2003 735 1041831 1100074 125202 25 May 2003 742 1046941 1162965 134865 25 Jun 2003 716 1046225 1120433 163521 25 Jul 2003 775 1096349 1172627 175866 25 Aug 2003 775 1046447 965599 164411 25 Sep 2003 750 1015592 1046981 159866 25 Oct 2003 775 1013934 1121234 196819 25 Nov 2003 750 911957 948805 255279 25 Dec 2003 751 917437 886909 295862 25 Year Total 12352406 12840177 1932758 Jan 2004 744 954324 1124059 236921 24 Feb 2004 696 880005 1033265 211879 24 Mar 2004 744 893820 1047864 268971 24 Apr 2004 705 834440 1159995 225414 24 May 2004 743 897623 1441028 187612 25 Jun 2004 760 862299 1203498 227530 27 Jul 2004 804 899649 1220638 340512 27 Aug 2004 806 866178 1195810 408712 26 Sep 2004 780 847873 1218947 328049 26 Oct 2004 792 854914 1372708 313484 26 Nov 2004 750 797015 1222419 285836 25 Dec 2004 775 757326 1038754 363182 25 Year Total 10345466 14278985 3398102 Pool Total 64,603,251 91,406,999 7,430,612 1/27/2005 Page 2 of 2