Gas Reported (Mcf) 1991 1991 1992 1992 1993 1993 1994
Updated 7-11-07 No. of Wells Quantity Quantity
No. of Wells Quantity
No. of Wells No. of Wells
ALLEGHENY 153 503,258 107 315,275 136 589,416 215
ARMSTRONG 2,611 12,050,420 1,707 6,179,657 1,749 6,957,963 2,299
BEAVER 2 1,971 2 33,707 2 5,318 74
BEDFORD
BRADFORD 6
BUTLER 213 210,925 205 213,398 211 212,116 203
CAMBRIA 191 1,166,562 160 984,077 177 649,018 272
CAMERON 32 343,001 16 155,037 16 132,113 27
CENTRE 319 5,968,354 327 5,065,788 26 258,388 337
CLARION 677 674,982 408 357,089 284 247,247 768
CLEARFIELD 1,361 8,185,032 957 6,143,812 1,057 6,757,329 1,496
CLINTON 190 5,691,677 203 3,776,705 33 483,673 232
CRAWFORD 1,664 7,331,094 1,333 8,377,723 1,124 6,985,269 1,209
ELK 1,383 3,271,490 1,284 2,730,274 2,282 2,447,599 1,228
ERIE 1,192 3,419,883 438 1,366,665 855 1,608,166 1,011
FAYETTE 133 875,502 61 937,472 110 1,554,065 133
FOREST 661 872,010 726 751,198 471 680,944 731
GREENE 453 1,197,741 239 681,877 290 909,812 302
INDIANA 5,193 28,335,411 3,465 17,355,774 4,173 24,102,684 5,317
JEFFERSON 2,615 8,915,322 1,855 7,058,547 1,763 7,143,949 1,907
LAWRENCE 1 2,944 1 5,195 1 5,891 20
LYCOMING 1 361,222 1 547,861 1 410,694 1
MC KEAN 752 1,591,355 781 1,764,011 1,304 1,479,642 1,135
MERCER 514 5,738,165 655 7,701,307 758 9,451,679 948
POTTER 211 188,064 121 141,982 118 114,257 244
SOMERSET 51 5,334,754 52 3,514,734 44 2,138,086 41
TIOGA 2 148,826 1 199,119 1 8,957 3
VENANGO 710 11,619,695 698 10,261,770 687 9,351,458 623
WARREN 3,014 7,468,461 2,700 7,313,428 2,277 3,720,479 2,889
WASHINGTON 382 850,657 88 341,525 103 518,191 102
WESTMORELAND 1,547 10,582,392 1,072 7,134,309 1,179 10,208,465 1,605
Total 26,228 132,901,170 19,663 101,409,316 21,232 99,132,868 25,378
1994 1995 1995 1996 1996 1997 1997 1998
Quantity Quantity
No. of Wells Quantity
No. of Wells Quantity
No. of Wells No. of Wells
1,331,688 229 1,303,157 255 1,816,837 241 1,647,591 283
8,876,415 2,251 6,640,860 3,524 14,814,462 3,567 16,334,706 3,755
10,004 2 3,184 2 6,172 2 4,861 2
1,014,350 6 1,274,425
220,080 358 232,411 186 232,861 62 154,382 66
980,214 161 895,638 332 883,001 283 790,105 243
211,168 14 84,333 24 133,984 25 170,210 24
3,368,078 357 2,794,973 336 2,276,218 351 2,056,435 353
750,171 528 607,434 841 1,294,757 879 1,887,585 780
7,202,443 931 4,566,561 1,802 7,318,411 1,924 7,891,400 2,033
2,346,002 238 2,141,997 238 1,774,706 261 2,021,389 273
7,201,268 1,396 7,566,702 1,444 6,788,486 1,799 6,494,972 1,549
2,277,308 2,777 2,280,673 1,813 2,008,249 2,348 2,035,695 1,725
2,628,415 812 1,680,717 1,008 2,155,076 897 1,959,062 982
1,885,377 182 3,596,416 341 4,091,863 378 3,877,052 466
963,612 117 269,679 489 719,128 618 1,057,082 665
949,725 356 937,177 305 1,451,485 341 929,427 395
27,044,480 4,768 21,828,447 6,833 38,885,452 6,452 30,143,314 6,495
7,713,268 1,562 5,221,500 2,751 9,153,819 2,958 9,344,990 2,912
101,690 46 342,103 37 182,773 47 392,826 71
304,392 1 179,001 1 167,003 1 115,888 1
2,204,365 816 1,921,717 1,115 2,630,829 1,265 2,933,432 1,422
10,189,616 1,035 12,526,136 1,079 12,756,749 1,308 12,283,903 1,314
348,443 128 162,616 117 189,201 315 589,116 96
1,617,701 38 1,441,897 28 907,468 24 699,221 27
62,471 3 25,166 2 21,334 2 8,407 1
6,668,154 789 8,756,368 810 7,790,830 1,202 7,067,924 1,143
4,504,272 2,062 4,180,366 3,597 5,881,074 3,790 6,443,454 3,633
552,473 103 499,324 208 644,351 217 511,585 269
10,381,047 1,549 8,940,081 2,048 11,850,714 1,790 10,378,695 2,122
113,908,690 23,615 102,901,059 31,566 138,827,293 33,347 130,224,709 33,100
1998 1999 1999 2000 2000 2001 2001 2002
Quantity Quantity
No. of Wells Quantity
No. of Wells No. of Wells Quantity No. of Wells
1,743,061 292 1,922,507 301 1,969,236 331 2,162,023 282
13,544,466 3,878 13,773,561 4,065 14,448,654 4,361 15,153,329 4,023
21,763 87 9,745 88 8,724 87
10 527,616 9 256,118 12
185,332 198 264,674 253 253,703 210 202,318 204
621,506 293 797,677 197 754,956 286 876,015 270
309,742 17 229,542 16 125,378 31 267,814 19
2,035,289 369 1,629,582 335 1,290,485 382 1,386,469 30
2,079,390 1,034 2,909,964 1,157 3,541,513 1,454 3,520,611 1,640
8,461,884 2,206 9,567,112 2,066 9,663,092 2,821 12,332,497 2,740
2,158,625 312 1,699,284 241 1,447,082 276 1,200,066 43
6,365,889 1,563 5,597,140 1,492 4,862,350 1,537 5,184,425 1,596
2,045,562 1,955 1,747,622 1,939 1,847,513 825 2,119,693 705
1,991,732 872 1,586,356 853 1,409,221 868 1,235,433 845
4,990,745 445 3,839,305 451 4,443,941 607 6,088,203 672
1,539,885 919 2,284,960 663 1,878,654 1,081 2,238,026 1,042
1,211,367 313 1,356,226 416 1,403,317 462 1,667,935 265
28,112,434 7,137 34,942,516 6,934 33,550,810 7,785 36,759,860 7,600
8,555,200 2,946 8,569,518 2,995 8,574,670 3,276 9,753,944 3,046
861,598 114 1,265,217 131 1,215,014 145 705,532 138
114,667 1 102,041 1 86,217 1 77,879
3,506,594 1,588 3,828,844 1,849 4,086,237 2,203 4,474,675 2,301
12,037,292 1,453 11,332,903 1,558 10,934,312 1,903 9,816,180 1,864
127,138 224 118,689 211 110,091 351 103,720 345
693,144 25 710,499 27 821,232 30 804,444 38
3,546 1 2,403 1 1,743 1 96 1
7,280,591 896 7,016,237 964 6,846,340 1,025 7,033,497 1,061
8,344,226 3,083 6,322,602 3,460 5,092,227 4,605 5,069,512 4,261
720,698 269 609,796 280 733,864 400 753,576 229
12,111,087 2,262 13,137,621 2,356 15,536,226 2,603 14,665,064 2,551
131,774,453 34,665 137,164,398 35,309 137,465,439 39,957 145,917,678 37,910
* Not available because of limited
50
Thousands
40
Wells
30
20
10
2002 2003 2003 2004 2004 2005 2005
Quantity No. of Wells Quantity Quantity
No. of Wells Quantity
No. of Wells
1,478,050 366 2,335,475 271 1,406,085 457 2,374,185
15,113,665 4,612 17,982,575 4,314 16,207,701 5,109 19,146,612
* 3* 4* 71 *
1* 4* 4*
* 16 * 14 * 14 *
206,555 215 217,984 189 337,015 279 295,822
741,867 274 691,751 214 522,205 306 903,429
* 37 * 35 * 6*
* 359 1,465,782 586 2,392,502 521 1,816,121
4,019,905 1,547 4,088,209 1,775 5,963,325 1,714 5,036,979
11,961,641 2,416 9,413,150 2,804 10,087,862 2,853 8,553,759
* 292 1,327,528 307 1,247,118 418 1,711,593
5,949,409 1,769 7,094,145 1,725 7,878,930 1,963 8,883,615
2,145,415 1,412 2,478,293 1,296 2,272,663 108 218,329
1,318,706 865 1,104,195 855 1,693,786 1,175 1,370,544
7,442,119 1,002 8,771,804 1,231 10,379,443 1,598 13,583,896
2,499,880 1,136 3,466,208 1,257 3,056,029 1,435 3,623,209
1,870,039 371 1,913,836 300 2,090,643 443 2,773,013
35,819,631 7,999 35,652,799 7,071 32,487,437 7,189 31,929,145
9,924,904 3,080 10,139,542 2,998 8,659,230 2,724 8,340,426
896,466 150 729,579 67 * 150 521,698
1* 1* 1*
4,953,028 2,636 6,746,732 2,664 7,170,285 2,633 5,220,891
12,150,031 1,919 11,697,406 2,107 12,029,953 2,254 12,004,322
85,177 523 221,042 318 250,166 486 253,708
* 32 * 19 * 43 *
* 2* 2* 4*
7,180,069 1,257 7,024,958 1,174 7,037,504 1,270 6,839,857
4,383,173 4,302 3,932,252 2,558 5,163,186 4,416 4,951,174
403,302 247 620,565 255 463,707 403 978,371
14,429,192 2,867 17,418,378 2,444 12,860,404 3,211 21,037,254
146,488,816 41,708 158,406,858 38,859 155,580,061 43,258 168,251,643
* Not available because of limited # of wells reported
Reported Gas Prod-Wells-Year
200
Millions
150
# Wells
MCF
Gas MCF
100
50
Year
Year
Oil Reported (bbl) 1991 1991 1992 1992 1993 1993 1994 1994
Updated 7-11-07 Quantity No. of Wells
No. of Wells Quantity No. of Wells
Quantity No. of Wells Quantity
ALLEGHENY 5 767 9 999 4 489 22 12,915
ARMSTRONG 8 1,565 5 1,757 13 3,829 25 1,666
BEAVER 2 174 2 162 87 3,445
BRADFORD 1 72
BUTLER 92 7,168 74 5,948 70 6,079 99 7,319
CAMBRIA 2 6
CENTRE
CLARION 68 5,395 76 14,865 111 3,462 224 4,070
CLEARFIELD 6 53 3 128 3 396
CLINTON
CRAWFORD 356 57,131 343 59,310 249 45,127 218 80,715
ELK 563 597,648 665 571,788 1,704 483,634 703 544,627
ERIE 27 3,443 5 4,901 35 6,676 20 7,309
FAYETTE
FOREST 1,201 51,358 738 53,621 548 101,080 587 134,550
GREENE 80 18,800 1 170 7 3,409
INDIANA 49 1,586 33 826 39 829 50 1,785
JEFFERSON 25 1,178 39 638 38 887 33 840
LAWRENCE
MC KEAN 1,732 204,129 1,076 259,848 1,469 146,746 1,450 194,296
MERCER 85 6,291 95 4,549 81 5,550 77 3,820
POTTER 40 5,511 2 94 5 179 95 4,505
VENANGO 3,378 111,195 1,523 68,737 1,414 23,298 792 27,340
WARREN 3,621 295,031 2,604 134,114 2,230 167,629 2,997 216,940
WASHINGTON 48 30,209 1 171 27 28,213 41 29,778
WESTMORELAND 17 709 9 572 5 648 58 19,083
Total 11,401 1,399,167 7,305 1,183,118 8,048 1,025,083 7,585 1,298,412
1995 1995 1996 1996 1997 1997 1998 1998 1999
Quantity No. of Wells
No. of Wells Quantity No. of Wells
Quantity No. of Wells Quantity No. of Wells
16 2,779 19 2,872 40 3,844 27 3,768 37
9 2,646 36 8,219 34 5,719 31 55,798 48
1 205 1 180 1 180 1
64 4,363 72 4,806 63 4,927 79 4,417 72
1 240 7 331 1
97 3,483 63 11,143 39 3,060 147 13,233 49
10 522 1
267 57,853 258 74,261 302 64,307 268 73,788 337
2,153 504,664 1,055 155,594 1,614 405,799 961 309,638 1,263
24 1,488 22 3,309 48 3,792 16 2,392 28
2 125 6 323 3
90 9,473 397 77,065 571 137,600 663 229,270 1,003
5 211 9 2,382 89 18,425 78 23,063 69
19 572 33 2,461 33 1,618 52 3,647 62
12 395 36 1,650 22 1,309 40 2,092 27
3 764
949 197,672 1,191 208,569 1,456 347,209 1,570 444,308 1,654
73 3,565 104 5,362 108 5,738 74 4,101 113
70 576 2 10 77 4,565 65 4,559 76
148 14,427 1,145 43,818 1,367 41,166 968 23,993 986
1,859 157,951 3,729 297,651 4,231 269,834 3,604 248,155 3,228
31 22,351 26 21,609 37 28,015 33 25,711 46
49 12,269 59 14,474 61 12,754 55 11,229 67
5,936 996,943 8,257 935,495 10,198 1,360,750 8,755 1,484,518 9,171
1999 2000 2000 2001 2001 2002 2002 2003 2003
Quantity No. of Wells
Quantity No. of Wells Quantity No. of Wells
Quantity No. of Wells Quantity
3,863 98 20,170 90 17,132 31 * 36 *
6,139 47 10,440 30 5,060 49 * 37 *
20 89 1,524 89 725 76 * 3*
4,511 150 6,803 114 5,811 108 12,778 70 3,564
92
1,874 149 6,632 96 4,387 137 10,554 38 4,807
20 1 3 5 48
74,554 323 66,360 302 67,362 312 62,604 353 71,998
347,729 1,225 303,432 45 4,297 27 * 665 164,922
2,681 27 2,446 22 10,594 19 * 13 *
202 2 13,635 11 * 15 *
203,606 675 182,676 989 253,740 1,001 279,765 1,116 373,307
16,532 11 1,987 82 12,252 74 * 67 *
1,770 86 3,933 25 1,412 51 * 49 *
4,437 38 5,343 41 917 21 * 9*
3 197 2* 4*
384,063 1,671 417,157 2,049 548,214 2,507 518,933 2,569 778,434
6,430 151 10,100 165 93,702 166 11,887 188 16,474
3,152 106 3,175 73 2,534 83 * 109 2,692
30,782 781 17,722 1,115 20,678 760 17,357 604 104,625
208,310 3,500 199,516 4,746 327,806 4,079 261,184 3,773 228,228
21,517 107 60,744 103 68,741 48 * 39
9,826 94 19,762 68 9,201 84 * 73 *
1,332,110 9,329 1,339,925 10,254 1,468,445 9,646 1,329,057 9,830 1,882,015
* Not available because of limited # of wells reported
Reported Oil Prod-Wells-Year
12
Thousands
11
10
9
Wells
8
7
6
5
Year
2004 2004 2005 2005
Quantity No. of Wells
No. of Wells Quantity
77 15,807 81 *
43 6,258 64 *
1* 3*
98 6,922 126 5,913
2 *
69 4,277 211 6,481
23 *
1 *
294 81,190 395 123,861
631 179,042 39 *
21 * 22 *
11 * 14 *
1,144 311,303 1,409 337,171
76 * 24 *
43 * 46 *
13 * 23 *
1 * 1 *
2,743 687,714 2,844 630,044
299 30,728 276 145,137
58 * 116 3,324
1,118 45,929 945 16,473
2,196 290,556 4,287 249,388
61 * 69 *
77 * 78 *
9,100 1,739,866 11,073 1,683,095
d # of wells reported
Year
2,000
Thousands
1,750
1,500 Wells
Bbls
1,250 Oil Bbl
1,000
750