NERC - The MGHPCC main meter detected an ITIC Level 2 power sag event. – Incident details

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The MGHPCC main meter detected an ITIC Level 2 power sag event.

Resolved
Partial outage
Started over 3 years agoLasted about 5 hours

Affected

NETWORKING

Partial outage from 2:52 PM to 7:58 PM

STORAGE

Partial outage from 2:52 PM to 7:58 PM

Updates
  • Resolved
    Resolved

    We just resolved the issue!

  • Monitoring
    Monitoring

    We implemented a fix and currently monitoring the result.

  • Investigating
    Investigating

    The MGHPCC main meter detected an ITIC Level 2 power sag event yesterday afternoon. The event affected a single power phase. Details Time: 5:52:23 PM Percent of Nominal: 66% Duration: 6 cycles (100 milliseconds)

    The sag coincided with severe thunderstorms that passed through the area between 5 and 7PM.

    Notices:

    • Some hypervisors are shutoff and some of them were rebooted.

    We are currently investigating this incident.

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