NERC’s PRC-029-2 became mandatory and enforceable on October 1, 2026. (NERC One Stop Shop workbook) It sets frequency and voltage ride-through requirements for inverter-based resources, such as solar, wind and battery storage plants. (NERC PRC-029-2) (Federal Register, Order No. 909) It applies to generator owners. It does not cover loads such as data centers. (NERC…
Tag: standards
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On July 22, 2026, a 230 kV line in Northern Virginia was automatically removed from service after a mechanical failure. The fault was properly removed from the system. Data centers in the Dominion zone then disconnected from the grid and transferred to backup generation. PJM called it the largest such event in its history. (PJM…
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Update, October 2026. FERC’s order of July 16, 2026 (Docket RD26-7-000) sets a deadline of December 31, 2026. NERC must file its computational load standards by that date, and FERC expects its registry criteria by the same date. NERC’s Project 2026-02 passed its final ballot on October 14, 2026, covering CLO-001-1, CLO-002-1 and CLO-003-1 with…
