MISO - Energy Emergency Alert 1 / Max Gen Event (Step 1)

Incident Report for Alerts

Resolved

This incident has been resolved.
Posted Jun 23, 2025 - 15:09 CDT

Monitoring

MISO has declared a Max Gen Event - Step 1b effective starting 06/23/2025 16:00 EST until 06/23/2025 22:00 EST.

Affected Region(s): Central Region, North Region - AMRN, BREC, ALTE, ALTW, AMIL, AMMO, CIN, CWLD, CWLP, DPC, GRE, HE, IPL, MDU, MEC, MECS, MGE, MP, MPW, NIPS, NSP, OTP, SIGE, SIPC, SMP, UPPC, WEC, WPS, ALT, ATC, METC, ITC, ITCM, CONS, PION, DECO, RTX, MIUP, HMPL, MEC1

Max Gen Event - Step 1b
Declared due to:
Above normal temperatures
Higher than forecasted load
Transfer capabilities


MISO has issued an Emergency Energy Alert 1 / Max Gen Event. All available registered generation has been dispatched, non-firm exports have been curtailed and all available external resources have been scheduled. Please ensure all obligated generating resources are available to operate. Operation of municipal generation is imminent. Generator operators will be contacted with operation instructions.

If conditions worsen, MISO will issue public appeals to practice energy conservation.
Posted Jun 23, 2025 - 09:12 CDT
This incident affected: MEAN (MISO Alerts).