20251223Exhibit 7.pdf

Intermountain Gas Company
Load Demand Curves
2025 — 2030
INTEPAOUNTAIN `�'
GAS COMPANY
A Subsidiary of MDU Resources Group, Inc.
In the Community to Serve'
Exhibit No. 7

Idaho Falls Design Weather-Base Price
2025 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 679,400 627,471 1,306,871 48,274 28,033 20,241
11 863,785 607,230 1,471,015 53,136 32,895 20,241
12 1,318,089 627,471 1,945,560 66,027 45,786 20,241
1 1,569,025 627,471 2,196,496 92,290 72,049 20,241
2 1,260,660 566,748 1,827,408 69,357 49,116 20,241
3 1,080,787 627,471 1,708,258 64,698 44,457 20,241
4 522,092 607,230 1,129,322 40,810 20,569 20,241
5 355,654 627,471 983,125 35,224 14,983 20,241
6 220,590 607,230 827,820 29,620 9,379 20,241
7 141,900 627,471 769,371 24,821 4,580 20,241
8 188,020 627,471 815,491 30,395 10,154 20,241
9 423,630 607,230 1,030,860 40,774 20,533 20,241
TOTAL 8,623,632 7,387,965 16,011,597
*Includes LV-1 and T-4 Maximum Deliverability 103,700
Peak Day PLEXOS 92,290
Amount Exceeding Max Del. -
2026 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 692,819 627,471 1,320,290 48,842 28,601 20,241
11 881,348 607,230 1,488,578 53,806 33,565 20,241
12 1,344,753 627,471 1,972,224 66,946 46,705 20,241
1 1,601,546 627,471 2,229,017 93,782 73,541 20,241
2 1,286,871 566,748 1,853,619 70,394 50,153 20,241
3 1,102,699 627,471 1,730,170 65,606 45,365 20,241
4 532,558 607,230 1,139,788 41,222 20,981 20,241
5 362,761 627,471 990,232 35,524 15,283 20,241
6 224,952 607,230 832,182 29,807 9,566 20,241
7 144,692 627,471 772,163 24,911 4,670 20,241
8 191,782 627,471 819,253 30,600 10,359 20,241
9 432,219 607,230 1,039,449 41,191 20,950 20,241
TOTAL 8,798,998 7,387,965 16,186,963
*Includes LV-1 and T-4 Maximum Deliverability, 103,700
Peak Day PLEXOS 93,782
Amount Exceeding Max Del. -
2027 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 706,893 630,571 1,337,464 49,523 29,182 20,341
11 899,342 610,230 1,509,572 54,594 34,253 20,341
12 1,372,258 630,571 2,002,829 67,999 47,658 20,341
1 1,634,286 630,571 2,264,857 95,386 75,045 20,341
2 1,313,250 569,548 1,882,798 71,522 51,181 20,341
3 1,125,305 630,571 1,755,876 66,637 46,296 20,341
4 543,411 610,230 1,153,641 41,751 21,410 20,341
5 370,118 630,571 1,000,689 35,935 15,594 20,341
6 229,511 610,230 839,741 30,101 9,760 20,341
7 147,609 630,571 778,180 25,105 4,764 20,341
8 195,666 630,571 826,237 30,912 10,571 20,341
9 441,075 610,230 1,051,305 41,721 21,380 20,341
TOTAL 8,978,724 7,424,465 16,403,189
*Includes LV-1 and T-4 Maximum Deliverability, 103,700
Peak Day PLEXOS 95,386
Amount Exceeding Max Del. -
2

2028 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 721,366 630,571 1,351,937 50,119 29,778 20,341
11 917,666 610,230 1,527,896 55,291 34,950 20,341
12 1,400,091 630,571 2,030,662 68,962 48,621 20,341
1 1,667,383 630,571 2,297,954 96,907 76,566 20,341
2 1,386,946 589,889 1,976,835 72,555 52,214 20,341
3 1,147,984 630,571 1,778,555 67,574 47,233 20,341
4 554,299 610,230 1,164,529 42,180 21,839 20,341
5 377,511 630,571 1,008,082 36,247 15,906 20,341
6 234,055 610,230 844,285 30,295 9,954 20,341
7 150,500 630,571 781,071 25,198 4,857 20,341
8 199,526 630,571 830,097 31,122 10,781 20,341
9 449,848 610,230 1,060,078 42,148 21,807 20,341
TOTAL 9,207,174 7,444,806 16,651,980
*Includes LV-1 and T-4 Maximum Deliverability** 103,700
**Includes the completion of planned resources Peak Day PLEXOS 96,907
Amount Exceeding Max Del. -
2029 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 735,762 630,571 1,366,333 50,755 30,374 20,381
11 935,984 610,230 1,546,214 56,028 35,647 20,381
12 1,427,935 630,571 2,058,506 69,966 49,585 20,381
1 1,700,307 630,571 2,330,878 98,460 78,079 20,381
2 1,366,107 569,548 1,935,655 73,625 53,244 20,381
3 1,170,459 630,571 1,801,030 68,537 48,156 20,381
4 565,118 610,230 1,175,348 42,647 22,266 20,381
5 384,855 630,571 1,015,426 36,597 16,216 20,381
6 238,580 610,230 848,810 30,528 10,147 20,381
7 153,370 630,571 783,941 25,331 4,950 20,381
8 203,362 630,571 833,933 31,371 10,990 20,381
9 458,596 610,230 1,068,826 42,613 22,232 20,381
TOTAL 9,340,435 7,424,465 16,764,900
*Includes LV-1 and T-4 Maximum Deliverability** 103,700
**Includes the completion of planned resources Peak Day PLEXOS 98,460
Amount Exceeding Max Del. -
2030 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 750,127 630,571 1,380,698 51,349 30,968 20,381
11 954,196 610,230 1,564,426 56,719 36,338 20,381
12 1,455,544 630,571 2,086,115 70,923 50,542 20,381
1 1,733,048 630,571 2,363,619 99,965 79,584 20,381
2 1,392,331 569,548 1,961,879 74,648 54,267 20,381
3 1,192,903 630,571 1,823,474 69,461 49,080 20,381
4 575,918 610,230 1,186,148 43,073 22,692 20,381
5 392,161 630,571 1,022,732 36,906 16,525 20,381
6 243,069 610,230 853,299 30,720 10,339 20,381
7 156,227 630,571 786,798 25,423 5,042 20,381
8 207,180 630,571 837,751 31,579 11,198 20,381
9 467,314 610,230 1,077,544 43,036 22,655 20,381
TOTAL 9,520,018 7,424,465 16,944,483
*Includes LV-1 and T-4 Maximum Deliverability 103,700
Peak Day PLEXOS 99,965
Amount Exceeding Max Del. -
3

Sun Valley Design Weather-Base Price
2025 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 198,978 59,985 258,963 10,512 8,577 1,935
11 262,719 58,050 320,769 12,160 10,225 1,935
12 376,255 59,985 436,240 14,992 13,057 1,935
1 452,841 59,985 512,826 22,265 20,330 1,935
2 383,753 54,180 437,933 16,671 14,736 1,935
3 336,145 59,985 396,130 15,515 13,580 1,935
4 169,845 58,050 227,895 8,480 6,545 1,935
5 109,918 59,985 169,903 6,603 4,668 1,935
6 62,706 58,050 120,756 4,722 2,787 1,935
7 29,543 59,985 89,528 3,078 1,143 1,935
8 63,787 59,985 123,772 6,127 4,192 1,935
9 134,245 58,050 192,295 8,476 6,541 1,935
TOTAL 2,580,735 706,275 3,287,010
*Includes LV-1 and T-4 Maximum Deliverability 24,750
Peak Day PLEXOS 22,265
Amount Exceeding Max Del. -
2026 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 201,185 59,985 261,170 10,611 8,676 1,935
11 265,950 58,050 324,000 12,292 10,357 1,935
12 381,075 59,985 441,060 15,158 13,223 1,935
1 458,548 59,985 518,533 22,522 20,587 1,935
2 388,422 54,180 442,602 16,853 14,918 1,935
3 340,159 59,985 400,144 15,677 13,742 1,935
4 171,855 58,050 229,905 8,558 6,623 1,935
5 111,196 59,985 171,181 6,658 4,723 1,935
6 63,410 58,050 121,460 4,754 2,819 1,935
7 29,839 59,985 89,824 3,090 1,155 1,935
8 64,510 59,985 124,495 6,177 4,242 1,935
9 135,860 58,050 193,910 8,556 6,621 1,935
TOTAL 2,612,010 706,275 3,318,285
*Includes LV-1 and T-4 Maximum Deliverability 24,750
Peak Day PLEXOS 22,522
Amount Exceeding Max Del. -
2027 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 203,606 59,985 263,591 10,714 8,779 1,935
11 269,159 58,050 327,209 12,418 10,483 1,935
12 385,737 59,985 445,722 15,321 13,386 1,935
1 464,175 59,985 524,160 22,776 20,841 1,935
2 393,191 54,180 447,371 17,036 15,101 1,935
3 344,329 59,985 404,314 15,846 13,911 1,935
4 173,925 58,050 231,975 8,638 6,703 1,935
5 112,504 59,985 172,489 6,714 4,779 1,935
6 64,130 58,050 122,180 4,787 2,852 1,935
7 30,141 59,985 90,126 3,102 1,167 1,935
8 65,237 59,985 125,222 6,227 4,292 1,935
9 137,470 58,050 195,520 8,635 6,700 1,935
TOTAL 2,643,603 706,275 3,349,878
*Includes LV-1 and T-4 Maximum Deliverability 24,750
Peak Day PLEXOS 22,776
Amount Exceeding Max Del. -
4

2028 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 206,050 59,985 266,035 10,821 8,886 1,935
11 272,376 58,050 330,426 12,543 10,608 1,935
12 390,367 59,985 450,352 15,483 13,548 1,935
1 469,771 59,985 529,756 23,028 21,093 1,935
2 411,955 56,115 468,070 17,217 15,282 1,935
3 348,413 59,985 408,398 16,012 14,077 1,935
4 175,968 58,050 234,018 8,717 6,782 1,935
5 113,814 59,985 173,799 6,771 4,836 1,935
6 64,853 58,050 122,903 4,820 2,885 1,935
7 30,453 59,985 90,438 3,114 1,179 1,935
8 65,974 59,985 125,959 6,277 4,342 1,935
9 139,080 58,050 197,130 8,714 6,779 1,935
TOTAL 2,689,074 708,210 3,397,284
*Includes LV-1 and T-4 Maximum Deliverability 24,750
Peak Day PLEXOS 23,028
Amount Exceeding Max Del. -
2029 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 208,486 59,985 268,471 11,776 8,991 2,785
11 275,659 58,050 333,709 13,522 10,737 2,785
12 395,112 59,985 455,097 16,496 13,711 2,785
1 475,395 59,985 535,380 24,131 21,346 2,785
2 402,617 54,180 456,797 18,249 15,464 2,785
3 352,550 59,985 412,535 17,029 14,244 2,785
4 178,029 58,050 236,079 9,647 6,862 2,785
5 115,123 59,985 175,108 7,677 4,892 2,785
6 65,577 58,050 123,627 5,702 2,917 2,785
7 30,757 59,985 90,742 3,976 1,191 2,785
8 66,714 59,985 126,699 7,178 4,393 2,785
9 140,724 58,050 198,774 9,645 6,860 2,785
TOTAL 2,706,743 706,275 3,413,018
*Includes LV-1 and T-4 Maximum Deliverability 24,750
Peak Day PLEXOS 24,131
Amount Exceeding Max Del. -
2030 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 210,988 59,985 270,973 11,885 9,100 2,785
11 278,951 58,050 337,001 13,649 10,864 2,785
12 399,809 59,985 459,794 16,660 13,875 2,785
1 481,076 59,985 541,061 24,387 21,602 2,785
2 407,449 54,180 461,629 18,434 15,649 2,785
3 356,797 59,985 416,782 17,201 14,416 2,785
4 180,135 58,050 238,185 9,729 6,944 2,785
5 116,452 59,985 176,437 7,734 4,949 2,785
6 66,308 58,050 124,358 5,736 2,951 2,785
7 31,065 59,985 91,050 3,989 1,204 2,785
8 67,464 59,985 127,449 7,230 4,445 2,785
9 142,379 58,050 200,429 9,727 6,942 2,785
TOTAL 2,738,872 706,275 3,445,147
*Includes LV-1 and T-4 Maximum Deliverability 24,750
Peak Day PLEXOS 24,387
Amount Exceeding Max Del. -
5

Canyon County Design Weather-Base Price
2025 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 688,636 762,600 1,451,236 56,482 31,882 24,600
11 905,731 738,000 1,643,731 59,698 35,098 24,600
12 1,409,372 762,600 2,171,972 74,144 49,544 24,600
1 1,878,934 762,600 2,641,534 105,743 81,143 24,600
2 1,211,480 688,800 1,900,280 72,388 47,788 24,600
3 1,019,353 762,600 1,781,953 64,364 39,764 24,600
4 499,709 738,000 1,237,709 45,003 20,403 24,600
5 336,852 762,600 1,099,452 39,904 15,304 24,600
6 171,579 738,000 909,579 31,690 7,090 24,600
7 124,167 762,600 886,767 28,605 4,005 24,600
8 146,893 762,600 909,493 39,947 15,347 24,600
9 393,002 738,000 1,131,002 46,171 21,571 24,600
TOTAL 8,785,707 8,979,000 17,764,707
*Includes LV-1 and T-4 Maximum Deliverability 139,000
Peak Day PLEXOS 105,743
Amount Exceeding Max Del. -
2026 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 714,065 779,960 1,494,025 58,232 33,072 25,160
11 939,069 754,800 1,693,869 61,538 36,378 25,160
12 1,459,265 779,960 2,239,225 76,409 51,249 25,160
1 1,943,458 779,960 2,723,418 109,095 83,935 25,160
2 1,252,642 704,480 1,957,122 74,578 49,418 25,160
3 1,053,880 779,960 1,833,840 66,269 41,109 25,160
4 516,470 754,800 1,271,270 46,252 21,092 25,160
5 347,961 779,960 1,127,921 40,974 15,814 25,160
6 177,050 754,800 931,850 32,479 7,319 25,160
7 128,006 779,960 907,966 29,290 4,130 25,160
8 151,452 779,960 931,412 41,002 15,842 25,160
9 405,560 754,800 1,160,360 47,425 22,265 25,160
TOTAL 9,088,877 9,183,400 18,272,277
*Includes LV-1 and T-4 Maximum Deliverability 139,000
Peak Day PLEXOS 109,095
Amount Exceeding Max Del. -
2027 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 736,970 786,160 1,523,130 59,495 34,135 25,360
11 968,957 760,800 1,729,757 62,890 37,530 25,360
12 1,505,240 786,160 2,291,400 78,216 52,856 25,360
1 2,004,352 786,160 2,790,512 111,927 86,567 25,360
2 1,291,641 710,080 2,001,721 76,321 50,961 25,360
3 1,086,417 786,160 1,872,577 67,745 42,385 25,360
4 532,142 760,800 1,292,942 47,097 21,737 25,360
5 358,381 786,160 1,144,541 41,651 16,291 25,360
6 182,243 760,800 943,043 32,895 7,535 25,360
7 131,690 786,160 917,850 29,609 4,249 25,360
8 155,835 786,160 941,995 41,673 16,313 25,360
9 417,609 760,800 1,178,409 48,291 22,931 25,360
TOTAL 9,371,478 9,256,400 18,627,878
*Includes LV-1 and T-4 Maximum Deliverability 139,000
Peak Day PLEXOS 111,927
Amount Exceeding Max Del. -
6

2028 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 758,935 786,780 1,545,715 60,533 35,153 25,380
11 997,667 761,400 1,759,067 64,018 38,638 25,380
12 1,549,544 786,780 2,336,324 79,786 54,406 25,380
1 2,063,098 786,780 2,949,878 114,487 89,107 25,380
2 1,373,891 736,020 2,109,911 77,824 52,444 25,380
3 1,117,957 786,780 1,904,737 69,002 43,622 25,380
4 547,408 761,400 1,308,808 47,743 22,363 25,380
5 368,577 786,780 1,155,357 42,137 16,757 25,380
6 187,333 761,400 948,733 33,127 7,747 25,380
7 135,305 786,780 922,085 29,745 4,365 25,380
8 160,147 786,780 946,927 42,157 16,777 25,380
9 429,416 761,400 1,190,816 48,962 23,582 25,380
TOTAL 9,689,279 9,289,080 18,978,359
*Includes LV-1 and T-4 Maximum Deliverability 139,000
Peak Day PLEXOS 114,487
Amount Exceeding Max Del. -
2029 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 780,444 786,780 1,567,224 61,531 36,151 25,380
11 1,025,814 761,400 1,787,214 65,104 39,724 25,380
12 1,593,089 786,780 2,379,869 81,313 55,933 25,380
1 2,120,846 786,780 2,907,626 116,983 91,603 25,380
2 1,366,231 710,640 2,076,871 79,291 53,911 25,380
3 1,148,852 786,780 1,935,632 70,206 44,826 25,380
4 562,466 761,400 1,323,866 48,360 22,980 25,380
5 378,632 786,780 1,165,412 42,597 17,217 25,380
6 192,357 761,400 953,757 33,336 7,956 25,380
7 138,884 786,780 925,664 29,861 4,481 25,380
8 164,410 786,780 951,190 42,615 17,235 25,380
9 441,100 761,400 1,202,500 49,607 24,227 25,380
TOTAL 9,913,125 9,263,700 19,176,825
*Includes LV-1 and T-4 Maximum Deliverability 139,000
Peak Day PLEXOS 116,983
Amount Exceeding Max Del. -
2030 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 801,749 786,780 1,588,529 62,538 37,138 25,400
11 1,053,751 761,400 1,815,151 66,205 40,805 25,400
12 1,636,280 786,780 2,423,060 82,844 57,444 25,400
1 2,178,146 786,780 2,964,926 119,480 94,080 25,400
2 1,402,966 710,640 2,113,606 80,763 55,363 25,400
3 1,179,565 786,780 1,966,345 71,429 46,029 25,400
4 577,349 761,400 1,338,749 48,990 23,590 25,400
5 388,578 786,780 1,175,358 43,071 17,671 25,400
6 197,345 761,400 958,745 33,564 8,164 25,400
7 142,442 786,780 929,222 29,996 4,596 25,400
8 168,634 786,780 955,414 43,089 17,689 25,400
9 452,675 761,400 1,214,075 50,266 24,866 25,400
TOTAL 10,179,481 9,263,700 19,443,181
*Includes LV-1 and T-4 Maximum Deliverability 139,000
Peak Day PLEXOS 119,480
Amount Exceeding Max Del. -
7

State Street Design Weather-Base Price
2025 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 677,758 36,890 714,648 32,503 31,313 1,190
11 889,040 35,700 924,740 35,604 34,414 1,190
12 1,378,444 36,890 1,415,334 49,560 48,370 1,190
1 1,831,781 36,890 1,868,671 80,265 79,075 1,190
2 1,179,731 33,320 1,213,051 47,741 46,551 1,190
3 992,212 36,890 1,029,102 39,895 38,705 1,190
4 487,460 35,700 523,160 21,076 19,886 1,190
5 329,626 36,890 366,516 16,121 14,931 1,190
6 169,447 35,700 205,147 8,166 6,976 1,190
7 123,661 36,890 160,551 5,179 3,989 1,190
8 145,601 36,890 182,491 16,144 14,954 1,190
9 382,969 35,700 418,669 22,134 20,944 1,190
TOTAL 8,587,730 434,350 9,022,080
*Includes LV-1 and T-4 Maximum Deliverability 95,000
Peak Day PLEXOS 80,265
Amount Exceeding Max Del. -
2026 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 692,113 36,890 729,003 33,178 31,988 1,190
11 907,648 35,700 943,348 36,310 35,120 1,190
12 1,406,518 36,890 1,443,408 50,538 49,348 1,190
1 1,868,364 36,890 1,905,254 81,847 80,657 1,190
2 1,202,177 33,320 1,235,497 48,647 47,457 1,190
3 1,010,313 36,890 1,047,203 40,612 39,422 1,190
4 495,995 35,700 531,695 21,430 20,240 1,190
5 335,170 36,890 372,060 16,377 15,187 1,190
6 172,172 35,700 207,872 8,279 7,089 1,190
7 125,580 36,890 162,470 5,241 4,051 1,190
8 147,805 36,890 184,695 16,370 15,180 1,190
9 388,643 35,700 424,343 22,443 21,253 1,190
TOTAL 8,752,497 434,350 9,186,847
*Includes LV-1 and T-4 Maximum Deliverability 95,000
Peak Day PLEXOS 81,847
Amount Exceeding Max Del. -
2027 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 702,132 36,890 739,022 33,636 32,446 1,190
11 920,500 35,700 956,200 36,803 35,613 1,190
12 1,426,060 36,890 1,462,950 51,217 50,027 1,190
1 1,893,935 36,890 1,930,825 82,951 81,761 1,190
2 1,218,471 33,320 1,251,791 49,292 48,102 1,190
3 1,023,960 36,890 1,060,850 41,145 39,955 1,190
4 502,710 35,700 538,410 21,704 20,514 1,190
5 339,729 36,890 376,619 16,583 15,393 1,190
6 174,540 35,700 210,240 8,376 7,186 1,190
7 127,329 36,890 164,219 5,298 4,108 1,190
8 149,883 36,890 186,773 16,583 15,393 1,190
9 394,171 35,700 429,871 22,746 21,556 1,190
TOTAL 8,873,417 434,350 9,307,767
*Includes LV-1 and T-4 Maximum Deliverability 95,000
Peak Day PLEXOS 82,951
Amount Exceeding Max Del. -
8

2028 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 712,274 36,890 749,164 34,108 32,918 1,190
11 933,994 35,700 969,694 37,328 36,138 1,190
12 1,447,275 36,890 1,484,165 51,967 50,777 1,190
1 1,922,600 36,890 1,959,490 84,189 82,999 1,190
2 1,278,799 34,510 1,313,309 50,026 48,836 1,190
3 1,039,998 36,890 1,076,888 41,766 40,576 1,190
4 510,688 35,700 546,388 22,028 20,838 1,190
5 345,180 36,890 382,070 16,829 15,639 1,190
6 177,353 35,700 213,053 8,492 7,302 1,190
7 129,389 36,890 166,279 5,364 4,174 1,190
8 152,355 36,890 189,245 16,845 15,655 1,190
9 400,900 35,700 436,600 23,116 21,926 1,190
TOTAL 9,050,803 435,540 9,486,343
*Includes LV-1 and T-4 Maximum Deliverability 95,000
Peak Day PLEXOS 84,189
Amount Exceeding Max Del. -
2029 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 724,621 36,890 761,511 34,682 33,492 1,190
11 950,337 35,700 986,037 37,963 36,773 1,190
12 1,472,798 36,890 1,509,688 52,865 51,675 1,190
1 1,956,694 36,890 1,993,584 85,662 94,472 1,190
2 1,259,252 33,320 1,292,572 50,896 49,706 1,190
3 1,058,501 36,890 1,095,391 42,488 41,298 1,190
4 519,749 35,700 555,449 22,398 21,208 1,190
5 351,274 36,890 388,164 17,107 15,917 1,190
6 180,431 35,700 216,131 8,620 7,430 1,190
7 131,594 36,890 168,484 5,435 4,245 1,190
8 154,969 36,890 191,859 17,122 15,932 1,190
9 407,966 35,700 443,666 23,505 22,315 1,190
TOTAL 9,168,186 434,350 9,602,536
*Includes LV-1 and T-4 Maximum Deliverability 95,000
Peak Day PLEXOS 85,662
Amount Exceeding Max Del. -
2030 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 737,411 36,890 774,301 35,273 34,083 1,190
11 967,027 35,700 1,002,727 38,607 37,417 1,190
12 1,498,478 36,890 1,535,368 53,762 52,572 1,190
1 1,990,534 36,890 2,027,424 87,124 85,934 1,190
2 1,280,811 33,320 1,314,131 51,750 50,560 1,190
3 1,076,465 36,890 1,113,355 43,192 42,002 1,190
4 528,447 35,700 564,147 22,755 21,565 1,190
5 357,078 36,890 393,968 17,372 16,182 1,190
6 183,348 35,700 219,048 8,741 7,551 1,190
7 133,683 36,890 170,573 5,502 4,312 1,190
8 157,426 36,890 194,316 17,379 16,189 1,190
9 414,515 35,700 450,215 23,865 22,675 1,190
TOTAL 9,325,220 434,350 9,759,570
*Includes LV-1 and T-4 Maximum Deliverability 95,000
Peak Day PLEXOS 87,124
Amount Exceeding Max Del. -
9

Central Ada Design Weather-Base Price
2025 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 656,094 26,350 682,444 31,204 30,354 850
11 861,666 25,500 887,166 34,220 33,370 850
12 1,337,403 26,350 1,363,753 47,786 46,936 850
1 1,778,113 26,350 1,804,463 77,641 76,791 850
2 1,144,389 23,800 1,168,189 46,017 45,167 850
3 961,790 26,350 988,140 38,388 37,538 850
4 471,117 25,500 496,617 20,090 19,240 850
5 317,558 26,350 343,908 15,273 14,423 850
6 161,898 25,500 187,398 7,538 6,688 850
7 117,282 26,350 143,632 4,634 3,784 850
8 138,629 26,350 164,979 15,299 14,449 850
9 369,620 25,500 395,120 21,125 20,275 850
TOTAL 8,315,558 310,250 8,625,808
*Includes LV-1 and T-4 Maximum Deliverability 87,000
Peak Day PLEXOS 77,641
Amount Exceeding Max Del. -
2026 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 670,254 26,350 696,604 31,870 31,020 850
11 879,988 25,500 905,488 34,915 34,065 850
12 1,365,037 26,350 1,391,387 48,748 47,898 850
1 1,814,082 26,350 1,840,432 79,197 78,347 850
2 1,166,391 23,800 1,190,191 46,905 46,055 850
3 979,494 26,350 1,005,844 39,090 38,240 850
4 479,427 25,500 504,927 20,436 19,586 850
5 322,933 26,350 349,283 15,522 14,672 850
6 164,515 25,500 190,015 7,647 6,797 850
7 119,109 26,350 145,459 4,693 3,843 850
8 140,731 26,350 167,081 15,517 14,667 850
9 375,099 25,500 400,599 21,425 20,575 850
TOTAL 8,477,061 310,250 8,787,311
*Includes LV-1 and T-4 Maximum Deliverability 87,000
Peak Day PLEXOS 79,197
Amount Exceeding Max Del. -
2027 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 679,954 26,350 706,304 32,314 31,464 850
11 892,434 25,500 917,934 35,392 34,542 850
12 1,383,970 26,350 1,410,320 49,407 48,557 850
1 1,838,859 26,350 1,865,209 80,267 79,417 850
2 1,182,164 23,800 1,205,964 47,530 46,680 850
3 992,693 26,350 1,019,043 39,605 38,755 850
4 485,901 25,500 511,401 20,700 19,850 850
5 327,315 26,350 353,665 15,721 14,871 850
6 166,773 25,500 192,273 7,740 6,890 850
7 120,765 26,350 147,115 4,746 3,896 850
8 142,708 26,350 169,058 15,723 14,873 850
9 380,434 25,500 405,934 21,718 20,868 850
TOTAL 8,593,969 310,250 8,904,219
*Includes LV-1 and T-4 Maximum Deliverability 87,000
Peak Day PLEXOS 80,267
Amount Exceeding Max Del. -
10

2028 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 689,780 26,350 716,130 32,772 31,922 850
11 905,532 25,500 931,032 35,902 35,052 850
12 1,404,600 26,350 1,430,950 50,136 49,286 850
1 1,866,767 26,350 1,893,117 81,472 80,622 850
2 1,240,758 24,650 1,265,408 48,245 47,395 850
3 1,008,309 26,350 1,034,659 40,211 39,361 850
4 493,654 25,500 519,154 21,015 20,165 850
5 332,600 26,350 358,950 15,960 15,110 850
6 169,482 25,500 194,982 7,852 7,002 850
7 122,735 26,350 149,085 4,809 3,959 850
8 145,083 26,350 171,433 15,978 15,128 850
9 386,983 25,500 412,483 22,080 21,230 850
TOTAL 8,766,285 311,100 9,077,385
*Includes LV-1 and T-4 Maximum Deliverability 87,000
Peak Day PLEXOS 81,472
Amount Exceeding Max Del. -
2029 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 701,838 26,350 728,188 33,333 32,483 850
11 921,516 25,500 947,016 36,523 35,673 850
12 1,429,590 26,350 1,455,940 51,016 50,166 850
1 1,900,172 26,350 1,926,522 82,916 82,066 850
2 1,222,000 23,800 1,245,800 49,097 48,247 850
3 1,026,423 26,350 1,052,773 40,917 40,067 850
4 502,503 25,500 528,003 21,377 20,527 850
5 338,536 26,350 364,886 16,231 15,381 850
6 172,458 25,500 197,958 7,976 7,126 850
7 124,853 26,350 151,203 4,878 4,028 850
8 147,603 26,350 173,953 16,248 15,398 850
9 393,873 25,500 419,373 22,460 21,610 850
TOTAL 8,881,364 310,250 9,191,614
*Includes LV-1 and T-4 Maximum Deliverability 87,000
Peak Day PLEXOS 82,916
Amount Exceeding Max Del. -
2030 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 714,344 26,350 740,694 33,912 33,062 850
11 937,847 25,500 963,347 37,154 36,304 850
12 1,454,741 26,350 1,481,091 51,894 51,044 850
1 1,933,326 26,350 1,959,676 84,349 83,499 850
2 1,243,105 23,800 1,266,905 49,933 49,083 850
3 1,043,993 26,350 1,070,343 41,606 40,756 850
4 510,986 25,500 536,486 21,725 20,875 850
5 344,178 26,350 370,528 16,489 15,639 850
6 175,271 25,500 200,771 8,093 7,243 850
7 126,853 26,350 153,203 4,942 4,092 850
8 149,964 26,350 176,314 16,499 15,649 850
9 400,242 25,500 425,742 22,811 21,961 850
TOTAL 9,034,851 310,250 9,345,101
*Includes LV-1 and T-4 Maximum Deliverability 87,000
Peak Day PLEXOS 84,349
Amount Exceeding Max Del. -
11

Total Company Design Weather-Base Price
2025 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 4,599,724 4,991,419 9,591,142 361,996 200,983 161,014
11 5,984,204 4,830,405 10,814,609 394,260 233,246 161,014
12 9,230,945 4,991,419 14,222,364 483,650 322,636 161,014
1 11,858,789 4,991,419 16,850,207 679,619 518,606 161,014
2 8,214,449 4,508,378 12,722,827 484,793 323,780 161,014
3 6,960,979 4,991,419 11,952,397 447,486 286,472 161,014
4 3,427,492 4,830,405 8,257,897 295,740 134,727 161,014
5 2,274,650 4,991,419 7,266,069 264,094 103,080 161,014
6 1,199,587 4,830,405 6,029,992 213,281 52,268 161,014
7 832,294 4,991,419 5,823,703 187,870 26,856 161,014
8 1,060,336 4,991,419 6,051,755 238,615 77,602 161,014
9 2,767,086 4,830,405 7,597,491 302,156 141,142 161,014
TOTAL 58,410,525 58,769,928 117,180,453
*Includes LV-1 and T-4 Maximum Deliverability 534,905
Peak Day PLEXOS with LV-1 526,666
Amount Exceeding Max Del. -
2026 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 4,694,239 5,376,749 10,070,988 378,653 205,210 173,444
11 6,108,193 5,203,305 11,311,498 411,485 238,041 173,444
12 9,418,380 5,376,749 14,795,129 502,561 329,117 173,444
1 12,098,041 5,376,749 17,474,790 702,526 529,083 173,444
2 8,376,812 4,856,418 13,233,230 503,713 330,270 173,444
3 7,094,957 5,376,749 12,471,705 465,487 292,043 173,444
4 3,491,593 5,203,305 8,694,898 310,716 137,273 173,444
5 2,316,113 5,376,749 7,692,862 278,427 104,984 173,444
6 1,220,699 5,203,305 6,424,004 226,644 53,201 173,444
7 846,459 5,376,749 6,223,208 200,759 27,316 173,444
8 1,078,414 5,376,749 6,455,163 252,393 78,950 173,444
9 2,815,021 5,203,305 8,018,326 317,039 143,596 173,444
TOTAL 59,558,922 63,306,878 122,865,800
*Includes LV-1 and T-4 Maximum Deliverability 534,905
Peak Day PLEXOS with LV-1 537,143
Amount Exceeding Max Del. 2,238
2027 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 4,775,217 5,386,049 10,161,265 382,484 208,740 173,744
11 6,212,802 5,212,305 11,425,107 415,853 242,110 173,744
12 9,578,402 5,386,049 14,964,450 508,423 334,679 173,744
1 12,302,207 5,386,049 17,688,255 711,762 538,019 173,744
2 8,517,426 4,864,818 13,382,244 509,569 335,826 173,744
3 7,213,571 5,386,049 12,599,620 470,678 296,935 173,744
4 3,549,554 5,212,305 8,761,859 313,301 139,557 173,744
5 2,354,321 5,386,049 7,740,369 280,466 106,722 173,744
6 1,240,678 5,212,305 6,452,983 227,818 54,075 173,744
7 860,214 5,386,049 6,246,262 201,503 27,759 173,744
8 1,096,156 5,386,049 6,482,204 254,016 80,273 173,744
9 2,862,461 5,212,305 8,074,766 319,771 146,027 173,744
TOTAL 60,563,007 63,416,378 123,979,385
*Includes LV-1 and T-4 Maximum Deliverability 534,905
Peak Day PLEXOS with LV-1 546,079
Amount Exceeding Max Del. 11,174
12

2028 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 4,856,345 5,408,989 10,265,334 386,781 212,298 174,484
11 6,318,677 5,234,505 11,553,182 420,722 246,239 174,484
12 9,742,101 5,408,989 15,151,090 514,889 340,406 174,484
1 12,513,623 5,408,989 17,922,612 721,754 547,271 174,484
2 8,959,446 5,060,022 14,019,467 516,081 341,597 174,484
3 7,338,658 5,408,989 12,747,647 476,573 302,090 174,484
4 3,610,991 5,234,505 8,845,496 316,454 141,971 174,484
5 2,395,052 5,408,989 7,804,041 283,058 108,574 174,484
6 1,261,894 5,234,505 6,496,399 229,490 55,007 174,484
7 874,724 5,408,989 6,283,713 202,709 28,226 174,484
8 1,114,983 5,408,989 6,523,971 256,173 81,690 174,484
9 2,913,296 5,234,505 8,147,801 323,121 148,638 174,484
TOTAL 61,899,791 63,860,961 125,760,752
*Includes LV-1 and T-4 Maximum Deliverability 534,905
Peak Day PLEXOS with LV-1 555,331
Amount Exceeding Max Del. 20,426
2029 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 4,943,527 5,408,989 10,352,515 391,499 216,126 175,374
11 6,432,500 5,234,505 11,667,005 426,050 250,677 175,374
12 9,917,892 5,408,989 15,326,880 521,923 346,550 175,374
1 12,739,364 5,408,989 18,148,352 732,529 557,155 175,374
2 8,820,525 4,885,538 13,706,063 523,144 347,770 175,374
3 7,470,437 5,408,989 12,879,426 482,885 307,512 175,374
4 3,675,479 5,234,505 8,909,984 319,886 144,513 175,374
5 2,437,485 5,408,989 7,846,474 285,883 110,509 175,374
6 1,283,820 5,234,505 6,518,325 231,346 55,973 175,374
7 889,560 5,408,989 6,298,549 204,079 28,705 175,374
8 1,134,169 5,408,989 6,543,157 258,511 83,137 175,374
9 2,965,019 5,234,505 8,199,524 326,666 151,293 175,374
TOTAL 62,709,777 63,686,478 126,396,255
*Includes LV-1 and T-4 Maximum Deliverability 534,905
Peak Day PLEXOS with LV-1 565,216
Amount Exceeding Max Del. 30,311
2030 Design
Month Core Industry Total Peak Day Peak Core Industrial CD*
10 5,031,634 5,408,989 10,440,622 395,426 219,982 175,444
11 6,546,844 5,234,505 11,781,349 430,571 255,128 175,444
12 10,093,363 5,408,989 15,502,351 528,102 352,658 175,444
1 12,963,541 5,408,989 18,372,529 742,415 566,972 175,444
2 8,974,690 4,885,538 13,860,228 529,308 353,864 175,444
3 7,600,261 5,408,989 13,009,249 488,317 312,873 175,444
4 3,738,624 5,234,505 8,973,129 322,449 147,005 175,444
5 2,478,854 5,408,989 7,887,842 287,844 112,400 175,444
6 1,305,149 5,234,505 6,539,654 232,356 56,912 175,444
7 904,042 5,408,989 6,313,030 204,616 29,172 175,444
8 1,152,801 5,408,989 6,561,790 259,978 84,535 175,444
9 3,014,947 5,234,505 8,249,452 329,297 153,854 175,444
TOTAL 63,804,747 63,686,478 127,491,225
*Includes LV-1 and T-4 Maximum Deliverability, 534,905
Peak Day PLEXOS with LV-1 575,032
Amount Exceeding Max Del. 40,127
13