| 1980-03-19 | 75666 | 42-375-30707 | MASTERSON #J09 | CIG EXPLORATION, INC. | DRILL | 2,640 | |
| 1980-03-06 | 77000 | 42-375-30702 | TEEL, BETTY TRUST #60RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1980-03-03 | 74047 | 42-375-30706 | BIVINS #3111RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1980-03-03 | 74046 | 42-375-30705 | BIVINS #2819RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1980-03-03 | 74045 | 42-375-30704 | BIVINS #2832RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1980-03-03 | 74044 | 42-375-30703 | BIVINS #2843RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1980-02-28 | 75091 | 42-375-30699 | MASTERSON #8340RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1980-02-28 | 75083 | 42-375-30701 | MASTERSON #8407RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1980-02-28 | 75075 | 42-375-30700 | MASTERSON #8341RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1980-02-21 | 73104 | 42-375-30698 | MASTERSON #8406RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1980-01-11 | 69439 | 42-375-30697 | MASTERSON "G" #16R | GRUENERWALD,WILLIAM &ASSOC.,INC. | DRILL | 2,300 | |
| 1980-01-04 | 68679 | 42-375-30696 | BIVINS #8037RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1980-01-04 | 68677 | 42-375-30695 | BIVINS #5060RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1980-01-04 | 68676 | 42-375-30694 | BIVINS #5058RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1980-01-04 | 68674 | 42-375-30693 | BIVINS #2840RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1980-01-04 | 68672 | 42-375-30692 | BIVINS #2139RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1980-01-04 | 68671 | 42-375-30691 | BIVINS #2137RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1980-01-04 | 68669 | 42-375-30690 | BIVINS #2133RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1980-01-04 | 68667 | 42-375-30689 | BIVINS #1607RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1980-01-04 | 68665 | 42-375-30688 | BIVINS #508RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1980-01-04 | 68663 | 42-375-30687 | BIVINS #506RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-12-03 | 65283 | 42-375-30686 | BIVINS "S" #5901S | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-11-19 | 64164 | 42-375-30685 | BIVINS "S" #3301S | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-11-19 | 64162 | 42-375-30684 | BIVINS "S" #3504S | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-11-19 | 64161 | 42-375-30683 | BIVINS "S" #5502S | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-11-19 | 64157 | 42-375-30682 | BIVINS "S" #4001S | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-10-17 | 60918 | 42-375-30681 | BIVINS #1-1 | GAS WEST | DRILL | 3,200 | |
| 1979-08-30 | 57706 | 42-375-30667 | MASTERSON #8402RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-08-16 | 55776 | 42-375-30680 | BIVINS #86R | COLORADO INTERSTATE GAS CO. | DRILL | 2,200 | |
| 1979-08-16 | 55775 | 42-375-30679 | BIVINS "S" #551S | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-08-10 | 55233 | 42-375-30678 | BIVINS "S" #353S | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-08-10 | 55232 | 42-375-30677 | BIVINS "S" #351S | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-08-10 | 55230 | 42-375-30676 | BIVINS "S" #352S | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-07-19 | 53308 | 42-375-30675 | MASTERSON #8314RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-07-19 | 53307 | 42-375-30674 | MASTERSON #8315RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-07-19 | 53306 | 42-375-30673 | MASTERSON #8311RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-07-19 | 53305 | 42-375-30672 | MASTERSON #8313RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-07-19 | 53304 | 42-375-30671 | MASTERSON #8316RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-07-19 | 53303 | 42-375-30670 | MASTERSON #8312RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-07-19 | 53242 | 42-375-30669 | MASTERSON #8309RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-07-19 | 53241 | 42-375-30668 | MASTERSON #831ORO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-06-26 | 51677 | 42-375-30667 | MASTERSON #8402RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-06-20 | 51253 | 42-375-30666 | MASTERSON #8401RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-06-20 | 51249 | 42-375-30665 | MASTERSON #8305RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-06-20 | 51247 | 42-375-30664 | MASTERSON #8306RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-06-20 | 51245 | 42-375-30663 | MASTERSON #8307RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-06-20 | 51244 | 42-375-30662 | MASTERSON #8308RO | GAS PRODUCING ENTERPRISES, INC. | DRILL | 2,300 | |
| 1979-05-15 | 48528 | 42-375-30661 | MASTERSON #104R | COLORADO INTERSTATE GAS CO. | DRILL | 2,000 | |
| 1979-05-15 | 48526 | 42-375-30660 | MASTERSON #105R | COLORADO INTERSTATE GAS CO. | DRILL | 2,000 | |
| 1979-05-15 | 48525 | 42-375-30659 | BIVINS #84R | COLORADO INTERSTATE GAS CO. | DRILL | 2,000 | |