Built 2026-09-19 (19 September 2026)

GCPD Electricity Demand and Generation Mix

GCPD demand was 700 MW in the hour starting 15 Sept 2026, 08:00 PDT (UTC-07:00). Hydro was the largest source in the hour starting 14 Sept 2026, 22:00 PDT (UTC-07:00), at 100% of generation. Operator data is hourly and provisional, and may be revised.

Key Facts

  • GCPD is a balancing authority in the United States, part of the EIA Northwest region.
  • In the hour starting 15 Sept 2026, 08:00 PDT (UTC-07:00), demand in GCPD was 700 MW, against a day-ahead forecast of 677 MW.
  • Hydro supplied 100.0% of GCPD's generation in the hour starting 14 Sept 2026, 22:00 PDT (UTC-07:00).
  • Demand in GCPD totalled 6.74 TWh in 2025.
  • Hydro supplied 100.0% of GCPD's generation in 2025.
  • The highest daily demand in GCPD from 2019 onward was 23.0 GWh, on 2024-07-10 (10 July 2024).
  • The highest hourly demand in GCPD since 2026-06-16 (16 June 2026) was 1,020 MW, in the hour starting 15 Jul 2026, 15:00 PDT (UTC-07:00).

Latest Demand

Hourly operator data
Demand700 MW
Day-ahead forecast677 MW
30 day peak989 MW
30 day average775 MW

Latest hour known when this page was built: 15 Sept 2026, 08:00 PDT (UTC-07:00).

Source: U.S. Energy Information Administration (EIA). (US Government work, public domain) Data as of 2026-09-15T15:00:00Z.

Generation by Source

Latest hour with generation by source: 14 Sept 2026, 22:00 PDT (UTC-07:00)
SourceOutputShare
Hydro 626 MW 100.0%
Total from these sources626 MW
Net interchange-38 MWnet imports

EIA publishes generation by source 10 or more hours after demand, so this hour can be earlier than the latest demand hour. Net interchange is positive when GCPD exports.

Source: U.S. Energy Information Administration (EIA). (US Government work, public domain) Data as of 2026-09-15T05:00:00Z.

Last 30 Days, Hourly

Times in UTC
GCPD hourly electricity demand, last 30 days Hourly demand in GCPD over the 30 days to 2026-09-15. Demand peaked at 989 MW in the hour starting 20 Aug 2026, 16:00 PDT (UTC-07:00) and averaged 775 MW. 0 250 500 750 1,000 16 Aug21 Aug26 Aug31 Aug5 Sep10 Sep
Hourly demand in GCPD over the 30 days to 2026-09-15. Demand peaked at 989 MW in the hour starting 20 Aug 2026, 16:00 PDT (UTC-07:00) and averaged 775 MW.
Hourly demand through 2026-09-15T16:00Z, MW
GCPD hourly electricity demand, last 30 days
Hour starting (UTC)Demand
2026-08-16T17:00Z809 MW
2026-08-16T18:00Z824 MW
2026-08-16T19:00Z845 MW
2026-08-16T20:00Z874 MW
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2026-08-17T02:00Z854 MW
2026-08-17T03:00Z842 MW
2026-08-17T04:00Z820 MW
2026-08-17T05:00Z797 MW
2026-08-17T06:00Z776 MW
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2026-09-05T21:00Z728 MW
2026-09-05T22:00Z731 MW
2026-09-05T23:00Z737 MW
2026-09-06T00:00Z738 MW
2026-09-06T01:00Z729 MW
2026-09-06T02:00Z717 MW
2026-09-06T03:00Z709 MW
2026-09-06T04:00Z702 MW
2026-09-06T05:00Z691 MW
2026-09-06T06:00Z679 MW
2026-09-06T07:00Z669 MW
2026-09-06T08:00Z666 MW
2026-09-06T09:00Z665 MW
2026-09-06T10:00Z665 MW
2026-09-06T11:00Z664 MW
2026-09-06T12:00Z667 MW
2026-09-06T13:00Z665 MW
2026-09-06T14:00Z663 MW
2026-09-06T15:00Z681 MW
2026-09-06T16:00Z690 MW
2026-09-06T17:00Z692 MW
2026-09-06T18:00Z691 MW
2026-09-06T19:00Z691 MW
2026-09-06T20:00Z691 MW
2026-09-06T21:00Z663 MW
2026-09-06T22:00Z656 MW
2026-09-06T23:00Z654 MW
2026-09-07T00:00Z650 MW
2026-09-07T01:00Z646 MW
2026-09-07T02:00Z657 MW
2026-09-07T03:00Z673 MW
2026-09-07T04:00Z670 MW
2026-09-07T05:00Z661 MW
2026-09-07T06:00Z651 MW
2026-09-07T07:00Z644 MW
2026-09-07T08:00Z643 MW
2026-09-07T09:00Z642 MW
2026-09-07T10:00Z643 MW
2026-09-07T11:00Z645 MW
2026-09-07T12:00Z650 MW
2026-09-07T13:00Z652 MW
2026-09-07T14:00Z667 MW
2026-09-07T15:00Z689 MW
2026-09-07T16:00Z705 MW
2026-09-07T17:00Z714 MW
2026-09-07T18:00Z723 MW
2026-09-07T19:00Z729 MW
2026-09-07T20:00Z737 MW
2026-09-07T21:00Z744 MW
2026-09-07T22:00Z749 MW
2026-09-07T23:00Z752 MW
2026-09-08T00:00Z752 MW
2026-09-08T01:00Z740 MW
2026-09-08T02:00Z731 MW
2026-09-08T03:00Z725 MW
2026-09-08T04:00Z712 MW
2026-09-08T05:00Z693 MW
2026-09-08T06:00Z677 MW
2026-09-08T07:00Z667 MW
2026-09-08T08:00Z660 MW
2026-09-08T09:00Z659 MW
2026-09-08T10:00Z666 MW
2026-09-08T11:00Z669 MW
2026-09-08T12:00Z686 MW
2026-09-08T13:00Z701 MW
2026-09-08T14:00Z713 MW
2026-09-08T15:00Z726 MW
2026-09-08T16:00Z727 MW
2026-09-08T17:00Z749 MW
2026-09-08T18:00Z755 MW
2026-09-08T19:00Z763 MW
2026-09-08T20:00Z774 MW
2026-09-08T21:00Z777 MW
2026-09-08T22:00Z787 MW
2026-09-08T23:00Z797 MW
2026-09-09T00:00Z801 MW
2026-09-09T01:00Z787 MW
2026-09-09T02:00Z769 MW
2026-09-09T03:00Z762 MW
2026-09-09T04:00Z743 MW
2026-09-09T05:00Z722 MW
2026-09-09T06:00Z709 MW
2026-09-09T07:00Z699 MW
2026-09-09T08:00Z691 MW
2026-09-09T09:00Z685 MW
2026-09-09T10:00Z682 MW
2026-09-09T11:00Z687 MW
2026-09-09T12:00Z704 MW
2026-09-09T13:00Z716 MW
2026-09-09T14:00Z729 MW
2026-09-09T15:00Z745 MW
2026-09-09T16:00Z759 MW
2026-09-09T17:00Z767 MW
2026-09-09T18:00Z772 MW
2026-09-09T19:00Z784 MW
2026-09-09T20:00Z791 MW
2026-09-09T21:00Z789 MW
2026-09-09T22:00Z807 MW
2026-09-09T23:00Z826 MW
2026-09-10T00:00Z825 MW
2026-09-10T01:00Z814 MW
2026-09-10T02:00Z798 MW
2026-09-10T03:00Z787 MW
2026-09-10T04:00Z765 MW
2026-09-10T05:00Z744 MW
2026-09-10T06:00Z731 MW
2026-09-10T07:00Z719 MW
2026-09-10T08:00Z708 MW
2026-09-10T09:00Z705 MW
2026-09-10T10:00Z707 MW
2026-09-10T11:00Z709 MW
2026-09-10T12:00Z724 MW
2026-09-10T13:00Z738 MW
2026-09-10T14:00Z748 MW
2026-09-10T15:00Z761 MW
2026-09-10T16:00Z777 MW
2026-09-10T17:00Z786 MW
2026-09-10T18:00Z795 MW
2026-09-10T19:00Z798 MW
2026-09-10T20:00Z805 MW
2026-09-10T21:00Z805 MW
2026-09-10T22:00Z800 MW
2026-09-10T23:00Z793 MW
2026-09-11T00:00Z788 MW
2026-09-11T01:00Z781 MW
2026-09-11T02:00Z769 MW
2026-09-11T03:00Z771 MW
2026-09-11T04:00Z757 MW
2026-09-11T05:00Z737 MW
2026-09-11T06:00Z724 MW
2026-09-11T07:00Z715 MW
2026-09-11T08:00Z705 MW
2026-09-11T09:00Z700 MW
2026-09-11T10:00Z699 MW
2026-09-11T11:00Z705 MW
2026-09-11T12:00Z725 MW
2026-09-11T13:00Z729 MW
2026-09-11T14:00Z747 MW
2026-09-11T15:00Z754 MW
2026-09-11T16:00Z763 MW
2026-09-11T17:00Z767 MW
2026-09-11T18:00Z764 MW
2026-09-11T19:00Z766 MW
2026-09-11T20:00Z772 MW
2026-09-11T21:00Z775 MW
2026-09-11T22:00Z769 MW
2026-09-11T23:00Z764 MW
2026-09-12T00:00Z759 MW
2026-09-12T01:00Z746 MW
2026-09-12T02:00Z734 MW
2026-09-12T03:00Z723 MW
2026-09-12T04:00Z714 MW
2026-09-12T05:00Z701 MW
2026-09-12T06:00Z688 MW
2026-09-12T07:00Z676 MW
2026-09-12T08:00Z669 MW
2026-09-12T09:00Z668 MW
2026-09-12T10:00Z668 MW
2026-09-12T11:00Z672 MW
2026-09-12T12:00Z674 MW
2026-09-12T13:00Z672 MW
2026-09-12T14:00Z677 MW
2026-09-12T15:00Z693 MW
2026-09-12T16:00Z704 MW
2026-09-12T17:00Z707 MW
2026-09-12T18:00Z707 MW
2026-09-12T19:00Z708 MW
2026-09-12T20:00Z710 MW
2026-09-12T21:00Z712 MW
2026-09-12T22:00Z708 MW
2026-09-12T23:00Z704 MW
2026-09-13T00:00Z702 MW
2026-09-13T01:00Z696 MW
2026-09-13T02:00Z695 MW
2026-09-13T03:00Z690 MW
2026-09-13T04:00Z680 MW
2026-09-13T05:00Z671 MW
2026-09-13T06:00Z660 MW
2026-09-13T07:00Z651 MW
2026-09-13T08:00Z645 MW
2026-09-13T09:00Z643 MW
2026-09-13T10:00Z640 MW
2026-09-13T11:00Z639 MW
2026-09-13T12:00Z639 MW
2026-09-13T13:00Z641 MW
2026-09-13T14:00Z644 MW
2026-09-13T15:00Z656 MW
2026-09-13T16:00Z667 MW
2026-09-13T17:00Z673 MW
2026-09-13T18:00Z674 MW
2026-09-13T19:00Z674 MW
2026-09-13T20:00Z675 MW
2026-09-13T21:00Z674 MW
2026-09-13T22:00Z675 MW
2026-09-13T23:00Z676 MW
2026-09-14T00:00Z675 MW
2026-09-14T01:00Z670 MW
2026-09-14T02:00Z674 MW
2026-09-14T03:00Z672 MW
2026-09-14T04:00Z661 MW
2026-09-14T05:00Z650 MW
2026-09-14T06:00Z646 MW
2026-09-14T07:00Z638 MW
2026-09-14T08:00Z636 MW
2026-09-14T09:00Z640 MW
2026-09-14T10:00Z643 MW
2026-09-14T11:00Z644 MW
2026-09-14T12:00Z666 MW
2026-09-14T13:00Z679 MW
2026-09-14T14:00Z693 MW
2026-09-14T15:00Z695 MW
2026-09-14T16:00Z701 MW
2026-09-14T17:00Z700 MW
2026-09-14T18:00Z702 MW
2026-09-14T19:00Z699 MW
2026-09-14T20:00Z705 MW
2026-09-14T21:00Z705 MW
2026-09-14T22:00Z703 MW
2026-09-14T23:00Z706 MW
2026-09-15T00:00Z700 MW
2026-09-15T01:00Z698 MW
2026-09-15T02:00Z694 MW
2026-09-15T03:00Z692 MW
2026-09-15T04:00Z683 MW
2026-09-15T05:00Z661 MW
2026-09-15T06:00Z648 MW
2026-09-15T07:00Z644 MW
2026-09-15T08:00Z636 MW
2026-09-15T09:00Z635 MW
2026-09-15T10:00Z635 MW
2026-09-15T11:00Z640 MW
2026-09-15T12:00Z661 MW
2026-09-15T13:00Z679 MW
2026-09-15T14:00Z686 MW
2026-09-15T15:00Z700 MW
2026-09-15T16:00Zn/a
GCPD hourly generation by source, last 30 days Hourly generation in GCPD from its 1 largest sources over the 30 days to 2026-09-15: hydro 586 GWh. 0 500 1,000 1,500 2,000 16 Aug21 Aug26 Aug31 Aug5 Sep10 Sep
Hourly generation in GCPD from its 1 largest sources over the 30 days to 2026-09-15: hydro 586 GWh.
Hourly generation by source through 2026-09-15T16:00Z, MW
GCPD hourly generation by source, last 30 days
Hour starting (UTC)Hydro
2026-08-16T17:00Z998 MW
2026-08-16T18:00Z1,149 MW
2026-08-16T19:00Z1,153 MW
2026-08-16T20:00Z1,309 MW
2026-08-16T21:00Z1,256 MW
2026-08-16T22:00Z1,323 MW
2026-08-16T23:00Z1,340 MW
2026-08-17T00:00Z1,489 MW
2026-08-17T01:00Z1,510 MW
2026-08-17T02:00Z1,530 MW
2026-08-17T03:00Z1,569 MW
2026-08-17T04:00Z1,153 MW
2026-08-17T05:00Z955 MW
2026-08-17T06:00Z810 MW
2026-08-17T07:00Z744 MW
2026-08-17T08:00Z666 MW
2026-08-17T09:00Z735 MW
2026-08-17T10:00Z810 MW
2026-08-17T11:00Z831 MW
2026-08-17T12:00Z901 MW
2026-08-17T13:00Z1,125 MW
2026-08-17T14:00Z1,054 MW
2026-08-17T15:00Z1,048 MW
2026-08-17T16:00Z1,070 MW
2026-08-17T17:00Z869 MW
2026-08-17T18:00Z833 MW
2026-08-17T19:00Z846 MW
2026-08-17T20:00Z997 MW
2026-08-17T21:00Z1,072 MW
2026-08-17T22:00Z1,288 MW
2026-08-17T23:00Z1,476 MW
2026-08-18T00:00Z1,534 MW
2026-08-18T01:00Z1,646 MW
2026-08-18T02:00Z1,500 MW
2026-08-18T03:00Z1,483 MW
2026-08-18T04:00Z1,254 MW
2026-08-18T05:00Z1,119 MW
2026-08-18T06:00Z929 MW
2026-08-18T07:00Z689 MW
2026-08-18T08:00Z637 MW
2026-08-18T09:00Z655 MW
2026-08-18T10:00Z582 MW
2026-08-18T11:00Z564 MW
2026-08-18T12:00Z614 MW
2026-08-18T13:00Z977 MW
2026-08-18T14:00Z1,018 MW
2026-08-18T15:00Z1,000 MW
2026-08-18T16:00Z996 MW
2026-08-18T17:00Z1,043 MW
2026-08-18T18:00Z989 MW
2026-08-18T19:00Z1,002 MW
2026-08-18T20:00Z1,118 MW
2026-08-18T21:00Z1,094 MW
2026-08-18T22:00Z1,297 MW
2026-08-18T23:00Z1,211 MW
2026-08-19T00:00Z1,411 MW
2026-08-19T01:00Z1,589 MW
2026-08-19T02:00Z1,393 MW
2026-08-19T03:00Z1,205 MW
2026-08-19T04:00Z978 MW
2026-08-19T05:00Z900 MW
2026-08-19T06:00Z781 MW
2026-08-19T07:00Z748 MW
2026-08-19T08:00Z674 MW
2026-08-19T09:00Z535 MW
2026-08-19T10:00Z547 MW
2026-08-19T11:00Z533 MW
2026-08-19T12:00Z476 MW
2026-08-19T13:00Z648 MW
2026-08-19T14:00Z695 MW
2026-08-19T15:00Z538 MW
2026-08-19T16:00Z644 MW
2026-08-19T17:00Z529 MW
2026-08-19T18:00Z832 MW
2026-08-19T19:00Z842 MW
2026-08-19T20:00Z1,107 MW
2026-08-19T21:00Z1,369 MW
2026-08-19T22:00Z1,374 MW
2026-08-19T23:00Z1,510 MW
2026-08-20T00:00Z1,633 MW
2026-08-20T01:00Z1,694 MW
2026-08-20T02:00Z1,564 MW
2026-08-20T03:00Z1,439 MW
2026-08-20T04:00Z1,473 MW
2026-08-20T05:00Z1,396 MW
2026-08-20T06:00Z1,084 MW
2026-08-20T07:00Z1,231 MW
2026-08-20T08:00Z1,199 MW
2026-08-20T09:00Z813 MW
2026-08-20T10:00Z800 MW
2026-08-20T11:00Z713 MW
2026-08-20T12:00Z653 MW
2026-08-20T13:00Z751 MW
2026-08-20T14:00Z807 MW
2026-08-20T15:00Z717 MW
2026-08-20T16:00Z709 MW
2026-08-20T17:00Z752 MW
2026-08-20T18:00Z735 MW
2026-08-20T19:00Z938 MW
2026-08-20T20:00Z1,346 MW
2026-08-20T21:00Z1,346 MW
2026-08-20T22:00Z1,397 MW
2026-08-20T23:00Z1,430 MW
2026-08-21T00:00Z1,535 MW
2026-08-21T01:00Z1,620 MW
2026-08-21T02:00Z1,501 MW
2026-08-21T03:00Z1,494 MW
2026-08-21T04:00Z1,494 MW
2026-08-21T05:00Z1,465 MW
2026-08-21T06:00Z1,358 MW
2026-08-21T07:00Z1,518 MW
2026-08-21T08:00Z1,407 MW
2026-08-21T09:00Z1,273 MW
2026-08-21T10:00Z1,042 MW
2026-08-21T11:00Z997 MW
2026-08-21T12:00Z1,102 MW
2026-08-21T13:00Z1,024 MW
2026-08-21T14:00Z915 MW
2026-08-21T15:00Z979 MW
2026-08-21T16:00Z835 MW
2026-08-21T17:00Z957 MW
2026-08-21T18:00Z1,111 MW
2026-08-21T19:00Z984 MW
2026-08-21T20:00Z1,094 MW
2026-08-21T21:00Z1,270 MW
2026-08-21T22:00Z1,270 MW
2026-08-21T23:00Z1,361 MW
2026-08-22T00:00Z1,425 MW
2026-08-22T01:00Z1,414 MW
2026-08-22T02:00Z1,341 MW
2026-08-22T03:00Z1,275 MW
2026-08-22T04:00Z1,259 MW
2026-08-22T05:00Z1,197 MW
2026-08-22T06:00Z1,128 MW
2026-08-22T07:00Z927 MW
2026-08-22T08:00Z838 MW
2026-08-22T09:00Z742 MW
2026-08-22T10:00Z686 MW
2026-08-22T11:00Z909 MW
2026-08-22T12:00Z807 MW
2026-08-22T13:00Z801 MW
2026-08-22T14:00Z614 MW
2026-08-22T15:00Z567 MW
2026-08-22T16:00Z522 MW
2026-08-22T17:00Z502 MW
2026-08-22T18:00Z475 MW
2026-08-22T19:00Z525 MW
2026-08-22T20:00Z576 MW
2026-08-22T21:00Z693 MW
2026-08-22T22:00Z1,184 MW
2026-08-22T23:00Z1,359 MW
2026-08-23T00:00Z1,248 MW
2026-08-23T01:00Z1,415 MW
2026-08-23T02:00Z1,227 MW
2026-08-23T03:00Z1,289 MW
2026-08-23T04:00Z1,098 MW
2026-08-23T05:00Z739 MW
2026-08-23T06:00Z665 MW
2026-08-23T07:00Z682 MW
2026-08-23T08:00Z652 MW
2026-08-23T09:00Z584 MW
2026-08-23T10:00Z740 MW
2026-08-23T11:00Z660 MW
2026-08-23T12:00Z675 MW
2026-08-23T13:00Z728 MW
2026-08-23T14:00Z599 MW
2026-08-23T15:00Z452 MW
2026-08-23T16:00Z525 MW
2026-08-23T17:00Z558 MW
2026-08-23T18:00Z595 MW
2026-08-23T19:00Z639 MW
2026-08-23T20:00Z727 MW
2026-08-23T21:00Z693 MW
2026-08-23T22:00Z960 MW
2026-08-23T23:00Z1,190 MW
2026-08-24T00:00Z1,343 MW
2026-08-24T01:00Z1,496 MW
2026-08-24T02:00Z1,503 MW
2026-08-24T03:00Z1,357 MW
2026-08-24T04:00Z1,223 MW
2026-08-24T05:00Z1,266 MW
2026-08-24T06:00Z1,370 MW
2026-08-24T07:00Z1,153 MW
2026-08-24T08:00Z824 MW
2026-08-24T09:00Z710 MW
2026-08-24T10:00Z697 MW
2026-08-24T11:00Z649 MW
2026-08-24T12:00Z818 MW
2026-08-24T13:00Z1,018 MW
2026-08-24T14:00Z912 MW
2026-08-24T15:00Z920 MW
2026-08-24T16:00Z889 MW
2026-08-24T17:00Z831 MW
2026-08-24T18:00Z751 MW
2026-08-24T19:00Z722 MW
2026-08-24T20:00Z903 MW
2026-08-24T21:00Z1,156 MW
2026-08-24T22:00Z1,314 MW
2026-08-24T23:00Z1,638 MW
2026-08-25T00:00Z1,469 MW
2026-08-25T01:00Z1,524 MW
2026-08-25T02:00Z1,476 MW
2026-08-25T03:00Z1,412 MW
2026-08-25T04:00Z1,457 MW
2026-08-25T05:00Z1,434 MW
2026-08-25T06:00Z1,069 MW
2026-08-25T07:00Z976 MW
2026-08-25T08:00Z812 MW
2026-08-25T09:00Z743 MW
2026-08-25T10:00Z746 MW
2026-08-25T11:00Z774 MW
2026-08-25T12:00Z804 MW
2026-08-25T13:00Z845 MW
2026-08-25T14:00Z837 MW
2026-08-25T15:00Z763 MW
2026-08-25T16:00Z1,096 MW
2026-08-25T17:00Z1,011 MW
2026-08-25T18:00Z1,193 MW
2026-08-25T19:00Z1,229 MW
2026-08-25T20:00Z1,413 MW
2026-08-25T21:00Z1,625 MW
2026-08-25T22:00Z1,557 MW
2026-08-25T23:00Z1,562 MW
2026-08-26T00:00Z1,628 MW
2026-08-26T01:00Z1,530 MW
2026-08-26T02:00Z1,570 MW
2026-08-26T03:00Z1,524 MW
2026-08-26T04:00Z1,333 MW
2026-08-26T05:00Z1,251 MW
2026-08-26T06:00Z1,133 MW
2026-08-26T07:00Z1,013 MW
2026-08-26T08:00Z958 MW
2026-08-26T09:00Z932 MW
2026-08-26T10:00Z920 MW
2026-08-26T11:00Z835 MW
2026-08-26T12:00Z904 MW
2026-08-26T13:00Z949 MW
2026-08-26T14:00Z958 MW
2026-08-26T15:00Z795 MW
2026-08-26T16:00Z849 MW
2026-08-26T17:00Z803 MW
2026-08-26T18:00Z839 MW
2026-08-26T19:00Z1,167 MW
2026-08-26T20:00Z1,206 MW
2026-08-26T21:00Z1,261 MW
2026-08-26T22:00Z1,330 MW
2026-08-26T23:00Z1,342 MW
2026-08-27T00:00Z1,334 MW
2026-08-27T01:00Z1,539 MW
2026-08-27T02:00Z1,496 MW
2026-08-27T03:00Z1,485 MW
2026-08-27T04:00Z1,309 MW
2026-08-27T05:00Z1,201 MW
2026-08-27T06:00Z1,020 MW
2026-08-27T07:00Z871 MW
2026-08-27T08:00Z874 MW
2026-08-27T09:00Z760 MW
2026-08-27T10:00Z752 MW
2026-08-27T11:00Z767 MW
2026-08-27T12:00Z1,002 MW
2026-08-27T13:00Z1,187 MW
2026-08-27T14:00Z1,067 MW
2026-08-27T15:00Z963 MW
2026-08-27T16:00Z996 MW
2026-08-27T17:00Z922 MW
2026-08-27T18:00Z1,366 MW
2026-08-27T19:00Z1,373 MW
2026-08-27T20:00Z1,591 MW
2026-08-27T21:00Z1,611 MW
2026-08-27T22:00Z1,598 MW
2026-08-27T23:00Z1,553 MW
2026-08-28T00:00Z1,632 MW
2026-08-28T01:00Z1,643 MW
2026-08-28T02:00Z1,457 MW
2026-08-28T03:00Z1,294 MW
2026-08-28T04:00Z1,296 MW
2026-08-28T05:00Z1,125 MW
2026-08-28T06:00Z1,258 MW
2026-08-28T07:00Z1,216 MW
2026-08-28T08:00Z917 MW
2026-08-28T09:00Z840 MW
2026-08-28T10:00Z857 MW
2026-08-28T11:00Z771 MW
2026-08-28T12:00Z851 MW
2026-08-28T13:00Z989 MW
2026-08-28T14:00Z824 MW
2026-08-28T15:00Z689 MW
2026-08-28T16:00Z612 MW
2026-08-28T17:00Z651 MW
2026-08-28T18:00Z966 MW
2026-08-28T19:00Z1,156 MW
2026-08-28T20:00Z1,054 MW
2026-08-28T21:00Z970 MW
2026-08-28T22:00Z965 MW
2026-08-28T23:00Z1,134 MW
2026-08-29T00:00Z1,100 MW
2026-08-29T01:00Z1,050 MW
2026-08-29T02:00Z1,197 MW
2026-08-29T03:00Z917 MW
2026-08-29T04:00Z824 MW
2026-08-29T05:00Z614 MW
2026-08-29T06:00Z608 MW
2026-08-29T07:00Z622 MW
2026-08-29T08:00Z749 MW
2026-08-29T09:00Z565 MW
2026-08-29T10:00Z543 MW
2026-08-29T11:00Z652 MW
2026-08-29T12:00Z703 MW
2026-08-29T13:00Z756 MW
2026-08-29T14:00Z737 MW
2026-08-29T15:00Z583 MW
2026-08-29T16:00Z588 MW
2026-08-29T17:00Z366 MW
2026-08-29T18:00Z397 MW
2026-08-29T19:00Z437 MW
2026-08-29T20:00Z550 MW
2026-08-29T21:00Z389 MW
2026-08-29T22:00Z638 MW
2026-08-29T23:00Z780 MW
2026-08-30T00:00Z689 MW
2026-08-30T01:00Z761 MW
2026-08-30T02:00Z861 MW
2026-08-30T03:00Z894 MW
2026-08-30T04:00Z784 MW
2026-08-30T05:00Z761 MW
2026-08-30T06:00Z974 MW
2026-08-30T07:00Z904 MW
2026-08-30T08:00Z822 MW
2026-08-30T09:00Z819 MW
2026-08-30T10:00Z699 MW
2026-08-30T11:00Z745 MW
2026-08-30T12:00Z885 MW
2026-08-30T13:00Z750 MW
2026-08-30T14:00Z707 MW
2026-08-30T15:00Z557 MW
2026-08-30T16:00Z552 MW
2026-08-30T17:00Z563 MW
2026-08-30T18:00Z549 MW
2026-08-30T19:00Z579 MW
2026-08-30T20:00Z734 MW
2026-08-30T21:00Z760 MW
2026-08-30T22:00Z801 MW
2026-08-30T23:00Z905 MW
2026-08-31T00:00Z1,229 MW
2026-08-31T01:00Z1,261 MW
2026-08-31T02:00Z1,131 MW
2026-08-31T03:00Z1,249 MW
2026-08-31T04:00Z1,117 MW
2026-08-31T05:00Z895 MW
2026-08-31T06:00Z828 MW
2026-08-31T07:00Z713 MW
2026-08-31T08:00Z546 MW
2026-08-31T09:00Z509 MW
2026-08-31T10:00Z501 MW
2026-08-31T11:00Z508 MW
2026-08-31T12:00Z528 MW
2026-08-31T13:00Z679 MW
2026-08-31T14:00Z701 MW
2026-08-31T15:00Z617 MW
2026-08-31T16:00Z584 MW
2026-08-31T17:00Z524 MW
2026-08-31T18:00Z475 MW
2026-08-31T19:00Z410 MW
2026-08-31T20:00Z468 MW
2026-08-31T21:00Z556 MW
2026-08-31T22:00Z589 MW
2026-08-31T23:00Z825 MW
2026-09-01T00:00Z1,159 MW
2026-09-01T01:00Z1,424 MW
2026-09-01T02:00Z1,413 MW
2026-09-01T03:00Z1,466 MW
2026-09-01T04:00Z1,299 MW
2026-09-01T05:00Z947 MW
2026-09-01T06:00Z878 MW
2026-09-01T07:00Z1,164 MW
2026-09-01T08:00Z1,188 MW
2026-09-01T09:00Z1,017 MW
2026-09-01T10:00Z980 MW
2026-09-01T11:00Z976 MW
2026-09-01T12:00Z964 MW
2026-09-01T13:00Z1,187 MW
2026-09-01T14:00Z735 MW
2026-09-01T15:00Z671 MW
2026-09-01T16:00Z827 MW
2026-09-01T17:00Z958 MW
2026-09-01T18:00Z1,171 MW
2026-09-01T19:00Z1,237 MW
2026-09-01T20:00Z1,263 MW
2026-09-01T21:00Z1,126 MW
2026-09-01T22:00Z1,161 MW
2026-09-01T23:00Z1,380 MW
2026-09-02T00:00Z1,328 MW
2026-09-02T01:00Z1,428 MW
2026-09-02T02:00Z1,364 MW
2026-09-02T03:00Z1,181 MW
2026-09-02T04:00Z973 MW
2026-09-02T05:00Z942 MW
2026-09-02T06:00Z984 MW
2026-09-02T07:00Z661 MW
2026-09-02T08:00Z718 MW
2026-09-02T09:00Z739 MW
2026-09-02T10:00Z675 MW
2026-09-02T11:00Z679 MW
2026-09-02T12:00Z948 MW
2026-09-02T13:00Z875 MW
2026-09-02T14:00Z955 MW
2026-09-02T15:00Z821 MW
2026-09-02T16:00Z661 MW
2026-09-02T17:00Z696 MW
2026-09-02T18:00Z764 MW
2026-09-02T19:00Z808 MW
2026-09-02T20:00Z869 MW
2026-09-02T21:00Z702 MW
2026-09-02T22:00Z742 MW
2026-09-02T23:00Z1,029 MW
2026-09-03T00:00Z1,145 MW
2026-09-03T01:00Z1,254 MW
2026-09-03T02:00Z1,219 MW
2026-09-03T03:00Z1,214 MW
2026-09-03T04:00Z1,060 MW
2026-09-03T05:00Z979 MW
2026-09-03T06:00Z943 MW
2026-09-03T07:00Z875 MW
2026-09-03T08:00Z902 MW
2026-09-03T09:00Z887 MW
2026-09-03T10:00Z734 MW
2026-09-03T11:00Z644 MW
2026-09-03T12:00Z871 MW
2026-09-03T13:00Z911 MW
2026-09-03T14:00Z946 MW
2026-09-03T15:00Z945 MW
2026-09-03T16:00Z964 MW
2026-09-03T17:00Z835 MW
2026-09-03T18:00Z933 MW
2026-09-03T19:00Z956 MW
2026-09-03T20:00Z1,030 MW
2026-09-03T21:00Z1,012 MW
2026-09-03T22:00Z989 MW
2026-09-03T23:00Z1,177 MW
2026-09-04T00:00Z1,309 MW
2026-09-04T01:00Z1,359 MW
2026-09-04T02:00Z1,334 MW
2026-09-04T03:00Z1,101 MW
2026-09-04T04:00Z963 MW
2026-09-04T05:00Z574 MW
2026-09-04T06:00Z663 MW
2026-09-04T07:00Z481 MW
2026-09-04T08:00Z515 MW
2026-09-04T09:00Z404 MW
2026-09-04T10:00Z424 MW
2026-09-04T11:00Z453 MW
2026-09-04T12:00Z571 MW
2026-09-04T13:00Z605 MW
2026-09-04T14:00Z530 MW
2026-09-04T15:00Z479 MW
2026-09-04T16:00Z348 MW
2026-09-04T17:00Z527 MW
2026-09-04T18:00Z500 MW
2026-09-04T19:00Z370 MW
2026-09-04T20:00Z446 MW
2026-09-04T21:00Z510 MW
2026-09-04T22:00Z489 MW
2026-09-04T23:00Z829 MW
2026-09-05T00:00Z980 MW
2026-09-05T01:00Z996 MW
2026-09-05T02:00Z924 MW
2026-09-05T03:00Z946 MW
2026-09-05T04:00Z706 MW
2026-09-05T05:00Z556 MW
2026-09-05T06:00Z523 MW
2026-09-05T07:00Z638 MW
2026-09-05T08:00Z569 MW
2026-09-05T09:00Z447 MW
2026-09-05T10:00Z441 MW
2026-09-05T11:00Z406 MW
2026-09-05T12:00Z440 MW
2026-09-05T13:00Z644 MW
2026-09-05T14:00Z569 MW
2026-09-05T15:00Z513 MW
2026-09-05T16:00Z498 MW
2026-09-05T17:00Z504 MW
2026-09-05T18:00Z570 MW
2026-09-05T19:00Z528 MW
2026-09-05T20:00Z507 MW
2026-09-05T21:00Z566 MW
2026-09-05T22:00Z548 MW
2026-09-05T23:00Z566 MW
2026-09-06T00:00Z903 MW
2026-09-06T01:00Z1,150 MW
2026-09-06T02:00Z1,208 MW
2026-09-06T03:00Z833 MW
2026-09-06T04:00Z829 MW
2026-09-06T05:00Z561 MW
2026-09-06T06:00Z491 MW
2026-09-06T07:00Z509 MW
2026-09-06T08:00Z402 MW
2026-09-06T09:00Z398 MW
2026-09-06T10:00Z401 MW
2026-09-06T11:00Z449 MW
2026-09-06T12:00Z426 MW
2026-09-06T13:00Z531 MW
2026-09-06T14:00Z417 MW
2026-09-06T15:00Z362 MW
2026-09-06T16:00Z396 MW
2026-09-06T17:00Z431 MW
2026-09-06T18:00Z394 MW
2026-09-06T19:00Z436 MW
2026-09-06T20:00Z441 MW
2026-09-06T21:00Z452 MW
2026-09-06T22:00Z402 MW
2026-09-06T23:00Z403 MW
2026-09-07T00:00Z725 MW
2026-09-07T01:00Z868 MW
2026-09-07T02:00Z850 MW
2026-09-07T03:00Z835 MW
2026-09-07T04:00Z523 MW
2026-09-07T05:00Z463 MW
2026-09-07T06:00Z377 MW
2026-09-07T07:00Z352 MW
2026-09-07T08:00Z380 MW
2026-09-07T09:00Z337 MW
2026-09-07T10:00Z339 MW
2026-09-07T11:00Z351 MW
2026-09-07T12:00Z370 MW
2026-09-07T13:00Z438 MW
2026-09-07T14:00Z411 MW
2026-09-07T15:00Z353 MW
2026-09-07T16:00Z364 MW
2026-09-07T17:00Z357 MW
2026-09-07T18:00Z405 MW
2026-09-07T19:00Z375 MW
2026-09-07T20:00Z415 MW
2026-09-07T21:00Z416 MW
2026-09-07T22:00Z448 MW
2026-09-07T23:00Z616 MW
2026-09-08T00:00Z969 MW
2026-09-08T01:00Z1,125 MW
2026-09-08T02:00Z939 MW
2026-09-08T03:00Z920 MW
2026-09-08T04:00Z923 MW
2026-09-08T05:00Z722 MW
2026-09-08T06:00Z682 MW
2026-09-08T07:00Z819 MW
2026-09-08T08:00Z756 MW
2026-09-08T09:00Z584 MW
2026-09-08T10:00Z591 MW
2026-09-08T11:00Z643 MW
2026-09-08T12:00Z696 MW
2026-09-08T13:00Z661 MW
2026-09-08T14:00Z552 MW
2026-09-08T15:00Z447 MW
2026-09-08T16:00Z418 MW
2026-09-08T17:00Z459 MW
2026-09-08T18:00Z426 MW
2026-09-08T19:00Z369 MW
2026-09-08T20:00Z385 MW
2026-09-08T21:00Z524 MW
2026-09-08T22:00Z580 MW
2026-09-08T23:00Z903 MW
2026-09-09T00:00Z1,007 MW
2026-09-09T01:00Z1,162 MW
2026-09-09T02:00Z909 MW
2026-09-09T03:00Z944 MW
2026-09-09T04:00Z663 MW
2026-09-09T05:00Z469 MW
2026-09-09T06:00Z508 MW
2026-09-09T07:00Z574 MW
2026-09-09T08:00Z586 MW
2026-09-09T09:00Z533 MW
2026-09-09T10:00Z493 MW
2026-09-09T11:00Z485 MW
2026-09-09T12:00Z537 MW
2026-09-09T13:00Z575 MW
2026-09-09T14:00Z536 MW
2026-09-09T15:00Z529 MW
2026-09-09T16:00Z541 MW
2026-09-09T17:00Z548 MW
2026-09-09T18:00Z552 MW
2026-09-09T19:00Z695 MW
2026-09-09T20:00Z782 MW
2026-09-09T21:00Z769 MW
2026-09-09T22:00Z840 MW
2026-09-09T23:00Z1,044 MW
2026-09-10T00:00Z1,278 MW
2026-09-10T01:00Z1,384 MW
2026-09-10T02:00Z1,263 MW
2026-09-10T03:00Z1,117 MW
2026-09-10T04:00Z889 MW
2026-09-10T05:00Z585 MW
2026-09-10T06:00Z421 MW
2026-09-10T07:00Z530 MW
2026-09-10T08:00Z445 MW
2026-09-10T09:00Z400 MW
2026-09-10T10:00Z407 MW
2026-09-10T11:00Z403 MW
2026-09-10T12:00Z401 MW
2026-09-10T13:00Z525 MW
2026-09-10T14:00Z496 MW
2026-09-10T15:00Z511 MW
2026-09-10T16:00Z528 MW
2026-09-10T17:00Z440 MW
2026-09-10T18:00Z419 MW
2026-09-10T19:00Z431 MW
2026-09-10T20:00Z425 MW
2026-09-10T21:00Z416 MW
2026-09-10T22:00Z461 MW
2026-09-10T23:00Z738 MW
2026-09-11T00:00Z829 MW
2026-09-11T01:00Z883 MW
2026-09-11T02:00Z863 MW
2026-09-11T03:00Z786 MW
2026-09-11T04:00Z487 MW
2026-09-11T05:00Z500 MW
2026-09-11T06:00Z430 MW
2026-09-11T07:00Z396 MW
2026-09-11T08:00Z395 MW
2026-09-11T09:00Z393 MW
2026-09-11T10:00Z394 MW
2026-09-11T11:00Z356 MW
2026-09-11T12:00Z357 MW
2026-09-11T13:00Z381 MW
2026-09-11T14:00Z393 MW
2026-09-11T15:00Z376 MW
2026-09-11T16:00Z358 MW
2026-09-11T17:00Z362 MW
2026-09-11T18:00Z381 MW
2026-09-11T19:00Z391 MW
2026-09-11T20:00Z411 MW
2026-09-11T21:00Z392 MW
2026-09-11T22:00Z506 MW
2026-09-11T23:00Z592 MW
2026-09-12T00:00Z761 MW
2026-09-12T01:00Z694 MW
2026-09-12T02:00Z656 MW
2026-09-12T03:00Z656 MW
2026-09-12T04:00Z599 MW
2026-09-12T05:00Z478 MW
2026-09-12T06:00Z464 MW
2026-09-12T07:00Z505 MW
2026-09-12T08:00Z383 MW
2026-09-12T09:00Z354 MW
2026-09-12T10:00Z347 MW
2026-09-12T11:00Z354 MW
2026-09-12T12:00Z365 MW
2026-09-12T13:00Z385 MW
2026-09-12T14:00Z358 MW
2026-09-12T15:00Z348 MW
2026-09-12T16:00Z351 MW
2026-09-12T17:00Z357 MW
2026-09-12T18:00Z366 MW
2026-09-12T19:00Z361 MW
2026-09-12T20:00Z350 MW
2026-09-12T21:00Z397 MW
2026-09-12T22:00Z429 MW
2026-09-12T23:00Z535 MW
2026-09-13T00:00Z490 MW
2026-09-13T01:00Z479 MW
2026-09-13T02:00Z533 MW
2026-09-13T03:00Z491 MW
2026-09-13T04:00Z476 MW
2026-09-13T05:00Z473 MW
2026-09-13T06:00Z443 MW
2026-09-13T07:00Z421 MW
2026-09-13T08:00Z423 MW
2026-09-13T09:00Z350 MW
2026-09-13T10:00Z398 MW
2026-09-13T11:00Z350 MW
2026-09-13T12:00Z415 MW
2026-09-13T13:00Z460 MW
2026-09-13T14:00Z436 MW
2026-09-13T15:00Z433 MW
2026-09-13T16:00Z403 MW
2026-09-13T17:00Z378 MW
2026-09-13T18:00Z417 MW
2026-09-13T19:00Z380 MW
2026-09-13T20:00Z461 MW
2026-09-13T21:00Z439 MW
2026-09-13T22:00Z428 MW
2026-09-13T23:00Z464 MW
2026-09-14T00:00Z577 MW
2026-09-14T01:00Z477 MW
2026-09-14T02:00Z467 MW
2026-09-14T03:00Z495 MW
2026-09-14T04:00Z436 MW
2026-09-14T05:00Z405 MW
2026-09-14T06:00Z424 MW
2026-09-14T07:00Z444 MW
2026-09-14T08:00Z419 MW
2026-09-14T09:00Z409 MW
2026-09-14T10:00Z327 MW
2026-09-14T11:00Z335 MW
2026-09-14T12:00Z351 MW
2026-09-14T13:00Z513 MW
2026-09-14T14:00Z436 MW
2026-09-14T15:00Z395 MW
2026-09-14T16:00Z445 MW
2026-09-14T17:00Z380 MW
2026-09-14T18:00Z429 MW
2026-09-14T19:00Z441 MW
2026-09-14T20:00Z469 MW
2026-09-14T21:00Z441 MW
2026-09-14T22:00Z509 MW
2026-09-14T23:00Z677 MW
2026-09-15T00:00Z814 MW
2026-09-15T01:00Z778 MW
2026-09-15T02:00Z821 MW
2026-09-15T03:00Z835 MW
2026-09-15T04:00Z830 MW
2026-09-15T05:00Z626 MW
2026-09-15T06:00Zn/a
2026-09-15T07:00Zn/a
2026-09-15T08:00Zn/a
2026-09-15T09:00Zn/a
2026-09-15T10:00Zn/a
2026-09-15T11:00Zn/a
2026-09-15T12:00Zn/a
2026-09-15T13:00Zn/a
2026-09-15T14:00Zn/a
2026-09-15T15:00Zn/a
2026-09-15T16:00Zn/a

Source: U.S. Energy Information Administration (EIA). (US Government work, public domain) Data as of 2026-09-15T16:00Z.

Day by Day

Daily totals, Pacific time dates, through 2026-09-13
GCPD daily electricity demand, 2025-08-11 to 2026-09-13 Daily demand in GCPD from 2025-08-11 (11 August 2025) to 2026-09-13 (13 September 2026), in GWh. The highest day was 2025-08-12 (12 August 2025) at 22.2 GWh; the average was 18.3 GWh a day. 0 6 13 19 25 Aug 2025Oct 2025Dec 2025Feb 2026Apr 2026Jun 2026Aug 2026
Daily demand in GCPD from 2025-08-11 (11 August 2025) to 2026-09-13 (13 September 2026), in GWh. The highest day was 2025-08-12 (12 August 2025) at 22.2 GWh; the average was 18.3 GWh a day.
Daily totals through 2026-09-13, GWh
GCPD daily electricity demand, 2025-08-11 to 2026-09-13
Date (Pacific time)Demand
2025-08-1121.7 GWh
2025-08-1222.2 GWh
2025-08-1321.7 GWh
2025-08-1421.4 GWh
2025-08-1520.6 GWh
2025-08-1619.6 GWh
2025-08-1718.9 GWh
2025-08-1819.8 GWh
2025-08-1920.2 GWh
2025-08-2020.7 GWh
2025-08-2121.0 GWh
2025-08-2221.1 GWh
2025-08-2320.8 GWh
2025-08-2420.7 GWh
2025-08-2521.5 GWh
2025-08-2620.9 GWh
2025-08-2720.2 GWh
2025-08-2820.2 GWh
2025-08-2920.1 GWh
2025-08-3019.5 GWh
2025-08-3119.5 GWh
2025-09-0119.8 GWh
2025-09-0220.6 GWh
2025-09-0320.5 GWh
2025-09-0420.0 GWh
2025-09-0519.6 GWh
2025-09-0618.3 GWh
2025-09-0718.4 GWh
2025-09-0818.9 GWh
2025-09-0918.9 GWh
2025-09-1019.0 GWh
2025-09-1119.0 GWh
2025-09-1218.4 GWh
2025-09-1317.7 GWh
2025-09-1416.9 GWh
2025-09-1517.8 GWh
2025-09-1618.2 GWh
2025-09-1718.6 GWh
2025-09-1818.7 GWh
2025-09-1918.4 GWh
2025-09-2017.6 GWh
2025-09-2116.8 GWh
2025-09-2217.5 GWh
2025-09-2317.9 GWh
2025-09-2417.8 GWh
2025-09-2518.0 GWh
2025-09-2617.4 GWh
2025-09-2716.8 GWh
2025-09-2816.3 GWh
2025-09-2916.6 GWh
2025-09-3016.8 GWh
2025-10-0116.8 GWh
2025-10-0216.8 GWh
2025-10-0316.5 GWh
2025-10-0416.1 GWh
2025-10-0516.2 GWh
2025-10-0617.1 GWh
2025-10-0717.4 GWh
2025-10-0817.7 GWh
2025-10-0917.8 GWh
2025-10-1017.2 GWh
2025-10-1116.4 GWh
2025-10-1216.5 GWh
2025-10-1317.2 GWh
2025-10-1417.4 GWh
2025-10-1517.6 GWh
2025-10-1617.6 GWh
2025-10-1717.2 GWh
2025-10-1817.2 GWh
2025-10-1916.6 GWh
2025-10-2017.2 GWh
2025-10-2117.3 GWh
2025-10-2217.0 GWh
2025-10-2316.4 GWh
2025-10-2416.2 GWh
2025-10-2516.3 GWh
2025-10-2616.3 GWh
2025-10-2716.7 GWh
2025-10-2817.4 GWh
2025-10-2916.8 GWh
2025-10-3017.2 GWh
2025-10-3117.4 GWh
2025-11-0116.4 GWh
2025-11-0216.8 GWh
2025-11-0317.1 GWh
2025-11-0417.0 GWh
2025-11-0517.0 GWh
2025-11-0616.7 GWh
2025-11-0716.5 GWh
2025-11-0816.7 GWh
2025-11-0916.5 GWh
2025-11-1017.4 GWh
2025-11-1117.6 GWh
2025-11-1217.1 GWh
2025-11-1317.3 GWh
2025-11-1416.8 GWh
2025-11-1515.9 GWh
2025-11-1616.0 GWh
2025-11-1716.7 GWh
2025-11-1817.1 GWh
2025-11-1917.2 GWh
2025-11-2017.3 GWh
2025-11-2118.1 GWh
2025-11-2217.3 GWh
2025-11-2316.9 GWh
2025-11-2417.4 GWh
2025-11-2518.6 GWh
2025-11-2617.8 GWh
2025-11-2716.9 GWh
2025-11-2816.7 GWh
2025-11-2917.7 GWh
2025-11-3017.9 GWh
2025-12-0118.7 GWh
2025-12-0218.3 GWh
2025-12-0318.4 GWh
2025-12-0418.3 GWh
2025-12-0518.2 GWh
2025-12-0617.0 GWh
2025-12-0716.8 GWh
2025-12-0817.1 GWh
2025-12-0917.2 GWh
2025-12-1017.0 GWh
2025-12-1116.2 GWh
2025-12-1216.4 GWh
2025-12-1316.3 GWh
2025-12-1416.8 GWh
2025-12-1516.5 GWh
2025-12-1616.7 GWh
2025-12-1717.0 GWh
2025-12-1817.6 GWh
2025-12-1917.1 GWh
2025-12-2017.1 GWh
2025-12-2117.4 GWh
2025-12-2218.0 GWh
2025-12-2317.7 GWh
2025-12-2416.8 GWh
2025-12-2516.5 GWh
2025-12-2616.8 GWh
2025-12-2717.9 GWh
2025-12-2818.2 GWh
2025-12-2918.5 GWh
2025-12-3018.4 GWh
2025-12-3118.7 GWh
2026-01-0118.7 GWh
2026-01-0218.2 GWh
2026-01-0317.6 GWh
2026-01-0417.4 GWh
2026-01-0518.2 GWh
2026-01-0618.5 GWh
2026-01-0718.2 GWh
2026-01-0818.6 GWh
2026-01-0918.1 GWh
2026-01-1017.9 GWh
2026-01-1117.7 GWh
2026-01-1217.6 GWh
2026-01-1317.2 GWh
2026-01-1417.7 GWh
2026-01-1518.1 GWh
2026-01-1618.4 GWh
2026-01-1718.1 GWh
2026-01-1818.0 GWh
2026-01-1918.3 GWh
2026-01-2018.3 GWh
2026-01-2118.4 GWh
2026-01-2218.8 GWh
2026-01-2318.5 GWh
2026-01-2418.7 GWh
2026-01-2518.8 GWh
2026-01-2619.5 GWh
2026-01-2719.2 GWh
2026-01-2818.6 GWh
2026-01-2918.1 GWh
2026-01-3017.8 GWh
2026-01-3117.3 GWh
2026-02-0117.7 GWh
2026-02-0218.1 GWh
2026-02-0317.6 GWh
2026-02-0417.9 GWh
2026-02-0518.2 GWh
2026-02-0618.1 GWh
2026-02-0717.4 GWh
2026-02-0817.4 GWh
2026-02-0918.0 GWh
2026-02-1018.3 GWh
2026-02-1118.0 GWh
2026-02-1218.5 GWh
2026-02-1318.6 GWh
2026-02-1417.7 GWh
2026-02-1517.2 GWh
2026-02-1617.8 GWh
2026-02-1718.3 GWh
2026-02-1818.4 GWh
2026-02-1919.2 GWh
2026-02-2019.4 GWh
2026-02-2118.0 GWh
2026-02-2217.6 GWh
2026-02-2318.0 GWh
2026-02-2418.1 GWh
2026-02-2518.0 GWh
2026-02-2617.7 GWh
2026-02-2717.2 GWh
2026-02-2816.8 GWh
2026-03-0116.8 GWh
2026-03-0217.3 GWh
2026-03-0317.2 GWh
2026-03-0416.7 GWh
2026-03-0517.0 GWh
2026-03-0616.5 GWh
2026-03-0715.8 GWh
2026-03-0815.1 GWh
2026-03-0917.1 GWh
2026-03-1017.5 GWh
2026-03-1117.7 GWh
2026-03-1216.9 GWh
2026-03-1317.6 GWh
2026-03-1416.9 GWh
2026-03-1517.0 GWh
2026-03-1616.7 GWh
2026-03-1716.3 GWh
2026-03-1816.1 GWh
2026-03-1916.0 GWh
2026-03-2015.6 GWh
2026-03-2115.5 GWh
2026-03-2216.1 GWh
2026-03-2316.9 GWh
2026-03-2416.7 GWh
2026-03-2517.0 GWh
2026-03-2617.7 GWh
2026-03-2717.6 GWh
2026-03-2816.4 GWh
2026-03-2916.6 GWh
2026-03-3017.7 GWh
2026-03-3118.6 GWh
2026-04-0117.9 GWh
2026-04-0217.6 GWh
2026-04-0317.5 GWh
2026-04-0416.7 GWh
2026-04-0516.1 GWh
2026-04-0616.8 GWh
2026-04-0717.1 GWh
2026-04-0817.9 GWh
2026-04-0918.2 GWh
2026-04-1017.9 GWh
2026-04-1116.8 GWh
2026-04-1216.6 GWh
2026-04-1317.3 GWh
2026-04-1418.1 GWh
2026-04-1518.2 GWh
2026-04-1618.6 GWh
2026-04-1718.5 GWh
2026-04-1817.6 GWh
2026-04-1917.1 GWh
2026-04-2017.9 GWh
2026-04-2117.7 GWh
2026-04-2217.0 GWh
2026-04-2316.9 GWh
2026-04-2416.8 GWh
2026-04-2516.5 GWh
2026-04-2616.3 GWh
2026-04-2717.0 GWh
2026-04-2817.6 GWh
2026-04-2918.0 GWh
2026-04-3018.1 GWh
2026-05-0117.9 GWh
2026-05-0217.5 GWh
2026-05-0317.3 GWh
2026-05-0418.3 GWh
2026-05-0518.5 GWh
2026-05-0618.5 GWh
2026-05-0718.5 GWh
2026-05-0818.2 GWh
2026-05-0917.4 GWh
2026-05-1016.9 GWh
2026-05-1118.2 GWh
2026-05-1218.8 GWh
2026-05-1317.8 GWh
2026-05-1417.5 GWh
2026-05-1517.2 GWh
2026-05-1616.4 GWh
2026-05-1716.0 GWh
2026-05-1816.9 GWh
2026-05-1917.6 GWh
2026-05-2017.9 GWh
2026-05-2118.1 GWh
2026-05-2218.5 GWh
2026-05-2318.4 GWh
2026-05-2417.8 GWh
2026-05-2518.0 GWh
2026-05-2618.3 GWh
2026-05-2719.2 GWh
2026-05-2819.5 GWh
2026-05-2916.5 GWh
2026-05-3016.8 GWh
2026-05-3117.3 GWh
2026-06-0118.4 GWh
2026-06-0219.2 GWh
2026-06-0319.4 GWh
2026-06-0419.1 GWh
2026-06-0518.6 GWh
2026-06-0617.6 GWh
2026-06-0717.4 GWh
2026-06-0817.7 GWh
2026-06-0917.5 GWh
2026-06-1018.0 GWh
2026-06-1118.8 GWh
2026-06-1219.4 GWh
2026-06-1319.1 GWh
2026-06-1419.4 GWh
2026-06-1520.7 GWh
2026-06-1620.4 GWh
2026-06-1720.4 GWh
2026-06-1820.8 GWh
2026-06-1921.0 GWh
2026-06-2020.4 GWh
2026-06-2120.2 GWh
2026-06-2221.1 GWh
2026-06-2321.2 GWh
2026-06-2421.3 GWh
2026-06-2520.6 GWh
2026-06-2619.8 GWh
2026-06-2718.3 GWh
2026-06-2818.0 GWh
2026-06-2919.0 GWh
2026-06-3019.7 GWh
2026-07-0119.9 GWh
2026-07-0220.0 GWh
2026-07-0320.1 GWh
2026-07-0419.6 GWh
2026-07-0519.4 GWh
2026-07-0620.7 GWh
2026-07-0721.4 GWh
2026-07-0821.3 GWh
2026-07-0921.1 GWh
2026-07-1021.2 GWh
2026-07-1120.7 GWh
2026-07-1220.1 GWh
2026-07-1321.0 GWh
2026-07-1421.2 GWh
2026-07-1521.9 GWh
2026-07-1621.9 GWh
2026-07-1720.9 GWh
2026-07-1820.4 GWh
2026-07-1920.5 GWh
2026-07-2020.8 GWh
2026-07-2121.2 GWh
2026-07-2221.5 GWh
2026-07-2321.9 GWh
2026-07-2421.7 GWh
2026-07-2520.4 GWh
2026-07-2619.9 GWh
2026-07-2720.8 GWh
2026-07-2820.8 GWh
2026-07-2920.6 GWh
2026-07-3020.7 GWh
2026-07-3120.7 GWh
2026-08-0119.7 GWh
2026-08-0218.1 GWh
2026-08-0319.0 GWh
2026-08-0419.2 GWh
2026-08-0519.4 GWh
2026-08-0619.8 GWh
2026-08-0720.5 GWh
2026-08-0820.4 GWh
2026-08-0919.7 GWh
2026-08-1020.3 GWh
2026-08-1120.5 GWh
2026-08-1220.5 GWh
2026-08-1320.4 GWh
2026-08-1420.4 GWh
2026-08-1519.4 GWh
2026-08-1619.4 GWh
2026-08-1720.4 GWh
2026-08-1820.5 GWh
2026-08-1920.5 GWh
2026-08-2020.9 GWh
2026-08-2120.8 GWh
2026-08-2220.3 GWh
2026-08-2319.1 GWh
2026-08-2420.0 GWh
2026-08-2520.6 GWh
2026-08-2620.4 GWh
2026-08-2720.3 GWh
2026-08-2819.6 GWh
2026-08-2917.6 GWh
2026-08-3016.6 GWh
2026-08-3118.4 GWh
2026-09-0118.7 GWh
2026-09-0218.3 GWh
2026-09-0318.1 GWh
2026-09-0418.0 GWh
2026-09-0517.0 GWh
2026-09-0616.0 GWh
2026-09-0716.8 GWh
2026-09-0817.6 GWh
2026-09-0918.1 GWh
2026-09-1018.2 GWh
2026-09-1117.7 GWh
2026-09-1216.5 GWh
2026-09-1315.8 GWh
2026-09-14n/a

Source: U.S. Energy Information Administration (EIA). (US Government work, public domain) Data as of 2026-09-13. Daily totals are EIA's own daily aggregation in the balancing authority's reporting time zone.

Year by Year

Summed from EIA daily operator data
YearDemandNet generationLargest sourceDays reported
2026 (partial) 4.73 TWh 7.78 TWh Hydro 100.0% 256
2025 6.74 TWh 8.67 TWh Hydro 100.0% 365
2024 6.69 TWh 7.96 TWh Hydro 100.0% 366
2023 6.26 TWh 8.00 TWh Hydro 100.0% 365
2022 6.18 TWh 10.3 TWh Hydro 100.0% 365
2021 5.72 TWh 9.60 TWh Hydro 100.0% 365
2020 5.33 TWh 10.0 TWh Hydro 100.0% 366
2019 5.36 TWh 8.35 TWh Hydro 100.0% 365

A year is partial when EIA has not published every day; 2025 is the latest complete year. Operator totals differ slightly from annual statistics, which are compiled later from plant surveys.

Source: U.S. Energy Information Administration (EIA). (US Government work, public domain) Data as of 2026-09-13.

Records

From EIA operator data held by World Power Monitor
RecordValueWhen
Highest daily demand, 2019 onward23.0 GWh2024-07-10 (10 July 2024)
Highest hourly demand since 2026-06-16 (16 June 2026)1,020 MW15 Jul 2026, 15:00 PDT (UTC-07:00)

Source: U.S. Energy Information Administration (EIA). (US Government work, public domain) Data as of 2026-09-13.

Power Flows With Neighbours

Net totals, 2026-08-16 (16 August 2026) to 2026-09-14 (14 September 2026)
NeighbourDirectionNet energy
PACW GCPD exports 57.5 GWh
PSEI GCPD imports 54.1 GWh
BPA GCPD exports 46.3 GWh
AVA GCPD imports 2.85 GWh

Source: U.S. Energy Information Administration (EIA). (US Government work, public domain) Data as of 2026-09-14.