PGC Exhibit 3 Schedule 1 Sheet 1

Summary of Cost of Gas by Gas Supplier and Transmission of Gas by Local Producers PGC Exhibit 3 Schedule 1 Sheet 1 Projected Demand Cost Demand Cost Quantity Commodity Natural Gas Distribution Projected Supplier Purchased Cost!JJm!y Charge Cost Mcf $ $ $ $ Upstream Purchases 9,834,411 31,852,279 21,042,189 6,471,281 59,365,749 Storage 983,477 13,223,477 0 14,206,954 Transportation Credit (2,673,387) 0 (2,673,387) Capacity Release Credit (7,481,992) 0 (7,481,992) Local Production 7,536,493 22,993,664 22,993,664 T. W. Phillips 2,121 21,975 21,975 Subtotal 17,373,025 55,851,395 24, 110,287 6,471,281 86,432,963 Credit - Line Hits (8,430) (8,430) 55,842,965 86,424,533

Summary of Cost of Gas by Gas Supplier PGC Exhibit 3 Schedule 1 Sheet 2 Projected Demand Cost Demand Cost Quantity Commodity Natural Gas Distribution Projected Su1;rnlier Purchased Cost Supply Charge Cost Mcf $ $ $ $ Upstream August2015 (115,092) 2,338,467 1,757,769 539,273 4,635,509 September (120,518) 2,266,629 1,757,769 539,273 4,563,671 October 497,032 2,476,531 1,749,618 539,273 4,765,422 November 1,233,230 2,509,229 1,767,583 539,273 4,816,085 December 2,025,792 3,073,070 1,760,374 539,273 5,372,717 January 2016 3,329,028 3,146,843 1,760,374 539,273 5,446,490 February 2,705,385 2,921,258 1,762,862 539,273 5,223,393 March 1,728,640 3,036,462 1,760,373 539,274 5,336,109 April 213, 182 2,491, 162 1,747,480 539,274 4,777,916 May (498,099) 2,607,496 1,739,329 539,274 4,886,099 June (597,826) 2,407,985 1,739,329 539,274 4,686,588 July (566,343) 2,577, 147 1,739,329 539,274 4,855,750 9,834,411 31,852,279 21,042, 189 6,471,281 59,365,749 See Exhibit 23, Schedule 1

PGC Exhibit 3 Schedule 1 Sheet 3 NATIONAL FUEL GAS DISTRIBUTION CORPORATION Summary of Cost of Gas by Gas Supplier Projected Quantity Commodity Projected Sugglier Purchased Cost Cost Mcf $ $ Local Production August 2015 435,755 1,221,543 1,221,543 September 487,929 1,369,348 1,369,348 October 609,814 1,781,228 1,781,228 November 552,871 1,701,023 1,701,023 December 583,950 2,120,949 2,120,949 January 2016 10,349 34, 168 34,168 February 86,974 317,064 317,064 March 583,950 2,098,857 2,098,857 April 1,120,212 3,237,966 3,237,966 May 1,157,551 3,377, 178 3,377, 178 June 990,634 2,953,390 2,953,390 July 916,504 2,780,950 2,780,950 7,536,493 22,993,664 22,993,664 See Exhibit 23, Schedule 2

Summary of Transportation Credits 2015 August September October 2016 November December January February March 8Qd! Mfil'. June M MMTVolume Rate $/Met Transportation Credit - $ Exhibit 24, Appendix 236.992 0.2900 (68,728) 265,018 614.641 0.2900 0.2900 (76,855) (178.246) 909,764 1,311,164 1,675,712 1.404,881 1,174,555 0.2900 0.2900 0.2900 0.2900 0.2900 (263,832) (380.238) (485.956) (407,415) (340,621) 746,059 0.2900 (216,357) 376,383 0.2900 (109,151) 243,401 0.2900 (70,586) 260,005 0.2900 (75,401 ) 9,218,575 (2,673,387) l'jhll "'d =- n ; - c. = - I< -- =- -(M

Summary of Credrt Due to Line Hrts 2015 August September October 2016 November December January February March 6.P!i.! June,!!lli Line Hrts {Credit) Amount - $ 1,025 1,037 523 72 312 459 1,550 1,301 362 79 1,241 469 8,430 V> V> "'= :::r n C) ; (1 - Q, (JI = - ::r >< 0: ;:::::

Details of Upstream Purchases (Including Transportation) ' 2015 August 2016 September October November December January February March fil2!i! Mfil'..!l!.!Y Purchase Volume - Dth Storage Volume - Dth Volume - Dth 882,633 854,160 890,316 854,606 883,687 883,687 826.675 883,687 895, 176 931,483 854, 161 895,550 10,535,823 (1,005,666) (982,994) (358,989) 463,717 1.281.885 2.675.044 2,065,382 964,229 (667.284) (1,463,951) (1.493,237) (1,500,971) (22.835) (123,033) (1 28,834) 531.327 1,318.323 2.165.572 3.558.731 2.892.057 1,847,916 227,892 ( 532.468) (639,076) (605.421 ) 10,512.988 Conversion Factor 1.0690 1.0690 1.0690 1.0690 1.0690 1.0690 1.0690 1.0690 1.0690 1.0690 1.0690 1.0690 Volume - Mcf (115,092) (120,518) 497,032 1,233,230 2,025,792 3,329,028 2,705,385 1,728,640 213,182 (498,099) (597,826) (566,343) 9,834.411 Net Purchases - Met (1 15.092! (120.518) 497.032 1.233.230 2.025.792 3.329.028 2.705.385 1.728.640 213.182 (498.099! (597.826) (566.343) 9.834.411 Demand - Natural Gas Supply - $ Demand - Distribution Charge - S Demand - S 1,757,769 1,757,769 1,749,618 1,767,583 1,760,374 1,760,374 1,762,862 539.273 539,273 539.273 539.273 539.273 539.273 539,273 2,297,042 2,297,042 2,288,891 2,306,856 2,299,647 2,299,647 2,302,135 1,760,373 1,747,480 1,739,329 1,739,329 539.274 539.274 539,274 539,274 2.299,647 2,286,754 2.278.603 2,278,603 1,739,329 539.274 2,278,603 21,042.189 6.471.281 27.513.470 Commodity - $ - PA 2,338,467 2,266,629 2,476,531 2.509,229 3,073,070 3,146,843 2,921,258 3,036.462 2.491,162 2.607,496 2,407.985 2,577,147 31,852,279 Net Commodity - S 2,338,467 2.266.629 2.476.531 2,509,229 3.073,070 3,146,843 2,921,258 3,036.462 2.491,162 2,607.496 2.407,985 2,577,147 31.852.279 Cost - $ 4,635,509 4,563,671 4,765.422 4,816.085 5,372.717 5.446.490 5.223.393 5.336.109 4.777,916 4.886.099 4.686,588 4.855.750 59,365.749 ' See Exhibit 23. Schedule 1 Cl) Cl) "" ::r I') ; - Q.... = trj - =- N Q" - ;:::.- (.-J

Details of Storage Rental Cost Demand Commodity Transportation Cost Demand Commodity Gas Cost Demand Commodity TOTAL COSTS Demand Commodity TOTAL 2015 2016 August September October November December January Februarv March 6J2!i!.Mfil'. June J.!!.!y 961,072 961,072 961,072 961,072 961,072 961,072 961,072 961,072 961,072 961,072 961,072 961,072 41,232 40.412 13,953 19,865 53,574 110,515 84,817 38.723 26,377 59,577 61,823 61,815 52,408 52,408 104,811 104,811 104,811 104,811 104,811 104,811 104,811 104,811 104,811 104,811 782 708 750 0 686 2,229 2,058 1.457 1,125 1.425 731 1,002 (1,971,745) (1,927,303) (771,122) 1,009,138 2,790,226 5,823,357 4.496,462 2,099,619 (1,433,410) (3, 144,952) (3,208,011 ) (3,224,572) (2,953,816) (2,887,238) (1,077,392) 1,409,942 3,898,435 8,136,246 6,282,344 2,933,534 (2,002,724) (4,394,048) (4,482, 151) (4,505,291 ) (958,265) (913,823) 294,761 2,075,021 3,856, 109 6,889,240 5,562,345 3, 165,502 (367,527) (2,079,069) (2.142,128) (2, 158,689) (2,911,802) (2,846,118) (1,062.689) 1.429.807 3,952.695 8,248,99() _6,369,219 2,_973,_71_4 ( 1,975l2_23_Jl49, 97) (4,442,474) (3.870,067) (3,759,941) (767,928) 3,504,828 7.808.804 15.138.230 11.931,564 6, 139.216 (2.342,749) (6,412.115) (6,561,725) (6,601,163) 11,532,864 612,683 1,152,926 12.953 537,687 357,841 13,223,477 983,477 14,206,954 See Exhibit 23, Schedule 1 "' ::r "'.., "'(j ;n - c. N= - x =" N - O" -(M

Detail of Costs Related to T. W. Phillips 2015 2016 August Setember October November December January February March &W! MEY June Jll.ly Mel 62 49 (33) 112 315 318 754 226 247 (4) 44 31 2.121 Amount-$ 618 346 379 1,073 3,353 3,353 7,747 2,702 2,728 (1,083) 445 314 21,975 rj).,, t') C".) n Q. t"1 ::. =- UI - O" tn

Detail of Capacny Release Credns 2015 2016 August September October November December January February March 6Qrl! Mfil'. June.!l!!Y PA Capacity Release 78,117 41,162 52,228 41,048 221,293 76,504 25,674 PA Customer Wide Choice Capacity Release 550, 163 550,163 550,163 550,163 550,163 550,163 550, 163 Capacny Release Credit - $ 628.280 591,325 602,391 591,211 771.456 626,767 575,837 74,476 98,587 48,259 57,179 550,163 550.163 550,163 550,163 624,639 648,750 598.422 607,342 65,411 880,038 550,163 6,601.954 615,574 7.481,992 r:j'j..,, t') ; (") c. :. >e " - =- g:...

Temperature Swing/ Peaking Capacity Costs 2015 2016 August September October November December January February March 8.Pri.!.Mfil'. June NFGSC EFT Capacity (Dth) 65.465 65.465 65.465 65,465 65,465 65.465 65.465 65,465 65.465 65.465 65,465 65,465 Rate ($/Dth) 3.9652 3.9652 3.9652 3.9652 3.9652 3.9652 3.9652 3.9652 3.9652 3.9652 3.9652 3.9652 Amount ($) 259,582 259,582 259,582 259,582 259,582 259,582 259,582 259,582 259,582 259,582 259,582 259,582 3,114,984 NFGSC ESS Delivery (Dth) 54,799 54,799 54,799 54.799 54.799 54,799 54,799 54,799 54,799 54,799 54,799 54,799 Rate ($/Dth) 2.5959 2.5959 2.5959 2.5959 2.5959 2.5959 2.5959 2.5959 2.5959 2.5959 2.5959 2.5959 Amount($) 142,253 142,253 142,253 142,253 142,253 142,253 142,253 142,253 142,253 142,253 142,253 142,253 1,707,036 NFGSC ESS Capacity (Dth) 2,557,908 2,557.908 2.557,908 2,557,908 2,557,908 2,557,908 2,557,908 2,557.908 2.557,908 2.557,908 2,557,908 2,557,908 Rate ($/Dth) 0.0404 0.0404 0.0404 0.0404 0.0404 0.0404 0.0404 0.0404 0.0404 0.0404 0.0404 0.0404 Amount ($) 103,339 103,339 103.339 103,339 103,339 103,339 103,339 103,339 103,339 103,339 103,339 103,339 1,240,068 NFGSC FSS Delivery (Dth) 10,666 10,666 10,666 10,666 10,666 10,666 10,666 10,666 10,666 10,666 10,666 10,666 Rate ($/Dth) 2.4826 2.4826 2.4826 2.4826 2.4826 2.4826 2.4826 2.4826 2.4826 2.4826 2.4826 2.4826 Amount($) 26.479 26.479 26.479 26.479 26,479 26,479 26.479 26.480 26,480 26.480 26,480 26,480 317,753 NFGSC FSS Capacity (Dth) 200,000 200,000 200,000 200,000 200,000 200,000 200,000 200,000 200,000 200,000 200,000 200,000 Rate ($/Dth) 0.0381 0.0381 0.0381 0.0381 0.0381 0.0381 0.0381 0.0381 0.0381 0.0381 0.0381 0.0381 Amount($) 7,620 7,620 7,620 7,620 7,620 7,620 7,620 7,620 7,620 7,620 7.620 7,620 91.440 Grand Cost - Distribution Charge ($) 539,273 539,273 539,273 539,273 539,273 539,273 539,273 539,274 539,274 539,274 539,274 539,274 6,471,281 rjj "'= n ; Q. :. >( =- Ut 0: ::.- (,.;