{
  "id": "2022-03-23-san-diego-state-university-intermittent-utility-power-outage",
  "slug": "san-diego-state-university-intermittent-utility-power-outage-2022-03-23",
  "institution": {
    "name": "San Diego State University",
    "shortName": "SDSU",
    "state": "CA",
    "type": "public-r2",
    "alertSystemName": "SDSU Alert",
    "enrollment": 37000
  },
  "incident": {
    "date": "2022-03-23",
    "type": "utility-failure",
    "cleryCategory": "emergency-notification",
    "resolution": "resolved",
    "headline": "Intermittent utility fluctuations hit campus buildings",
    "headlinePublic": "Intermittent utility fluctuations hit campus buildings",
    "summary": "San Diego State University [posted a run of Urgent updates](https://urgent.sdsu.edu/archives/2022-03-23-24-unplanned-power-outage) after intermittent utility-power fluctuations began March 23. A later cutover from campus CoGen back to utility power briefly dropped Substation A. By April 1 afternoon Facilities said it had returned to the normal configuration.",
    "outcome": "Normal power configuration restored April 1. SDG&E and Facilities still troubleshooting residual issues. No further interruptions expected at that posting."
  },
  "alerts": [
    {
      "sequence": 1,
      "type": "initial",
      "timestamp": "2022-03-23T10:01:00-07:00",
      "channel": "email",
      "verbatimText": "San Diego State University is experiencing a partial power outage impacting buildings on campus due to fluctuations in our utility power. We are working with SDG&E to identify the source of this intermittent issue.",
      "isVerbatimConfirmed": true,
      "confidence": "high",
      "sourceUrl": "https://urgent.sdsu.edu/archives/2022-03-23-24-unplanned-power-outage",
      "sourceDescription": "SDSU Urgent archive — March 23 2022 intermittent outage 10:01 a.m.",
      "annotations": [
        "Dual independent fetches 2026-08-17. sha256 ac5a3a827782bc4eac851627502771d95c9fac8a8fcaf1fb798935b30139e892.",
        "Thread checked N/A (official HTML archive). Entire March 23-April 1 Urgent page walked; a March 23 4:12 p.m. Substation A building-list header was not filed as its own product.",
        "Not a test: live intermittent utility outage.",
        "Distinct incident from 2022-04-20-san-diego-state-university-west-side-regional-power-outage: different date and multi-day fluctuation vs single regional outage."
      ],
      "characterCount": 214
    },
    {
      "sequence": 2,
      "type": "update",
      "timestamp": "2022-03-23T16:04:00-07:00",
      "channel": "email",
      "verbatimText": "San Diego State University has not been able to stabilize power to campus while continuing to assess the reason why a partial power outage occurred this morning, March 23, resulting in intermittent loss of power in several buildings.",
      "isVerbatimConfirmed": true,
      "confidence": "high",
      "sourceUrl": "https://urgent.sdsu.edu/archives/2022-03-23-24-unplanned-power-outage",
      "sourceDescription": "SDSU Urgent archive — March 23 2022 intermittent outage 4:04 p.m.",
      "annotations": [
        "Same dual fetch."
      ],
      "characterCount": 233
    },
    {
      "sequence": 3,
      "type": "update",
      "timestamp": "2022-03-24T12:20:00-07:00",
      "channel": "email",
      "verbatimText": "As shared yesterday, San Diego State University has been assessing to determine the source of what has caused intermittent power outages since the morning of March 23. As our assessment and mitigation efforts continue, the following provides an update and action steps.",
      "isVerbatimConfirmed": true,
      "confidence": "high",
      "sourceUrl": "https://urgent.sdsu.edu/archives/2022-03-23-24-unplanned-power-outage",
      "sourceDescription": "SDSU Urgent archive — March 24 2022 intermittent outage 12:20 p.m.",
      "annotations": [
        "Same dual fetch. Lead paragraph of a longer action-steps update."
      ],
      "characterCount": 269
    },
    {
      "sequence": 4,
      "type": "update",
      "timestamp": "2022-03-30T16:00:00-07:00",
      "channel": "email",
      "verbatimText": "Both SDG&E and Facilities Services continue to assess the cause of unplanned power outages that affected the campus last week. Our next phase of assessment is to revert back to our normal electrical utility configuration. The cutover back to utility power will be on Friday, April 1, at 7:30 a.m.",
      "isVerbatimConfirmed": true,
      "confidence": "high",
      "sourceUrl": "https://urgent.sdsu.edu/archives/2022-03-23-24-unplanned-power-outage",
      "sourceDescription": "SDSU Urgent archive — March 30 2022 intermittent outage 4:00 p.m.",
      "annotations": [
        "Same dual fetch."
      ],
      "characterCount": 296
    },
    {
      "sequence": 5,
      "type": "update",
      "timestamp": "2022-04-01T09:15:00-07:00",
      "channel": "email",
      "verbatimText": "Facilities Services and SDG&E continue to assess causes for the power fluctuation issues the campus has recently experienced. When we cutover from our campus CoGen power to utility power today at 7:30 a.m., Substation A and power to those serviced buildings was temporarily lost. Power to campus buildings directly impacted has been restored.",
      "isVerbatimConfirmed": true,
      "confidence": "high",
      "sourceUrl": "https://urgent.sdsu.edu/archives/2022-03-23-24-unplanned-power-outage",
      "sourceDescription": "SDSU Urgent archive — April 1 2022 intermittent outage 9:15 a.m.",
      "annotations": [
        "Same dual fetch."
      ],
      "characterCount": 342
    },
    {
      "sequence": 6,
      "type": "update",
      "timestamp": "2022-04-01T14:30:00-07:00",
      "channel": "email",
      "verbatimText": "As an update to this morning’s message, Facilities Services has returned to our normal power configuration. While SDG&E and Facilities Services are still troubleshooting some of the issues from the partial power outages earlier this week, we believe our current power supply configuration provides the most reliable power for our campus community.",
      "isVerbatimConfirmed": true,
      "confidence": "high",
      "sourceUrl": "https://urgent.sdsu.edu/archives/2022-03-23-24-unplanned-power-outage",
      "sourceDescription": "SDSU Urgent archive — April 1 2022 intermittent outage 2:30 p.m.",
      "annotations": [
        "Same dual fetch. Not a formal all-clear; residual troubleshooting still underway."
      ],
      "characterCount": 347
    }
  ],
  "context": "SDSU Urgent archive for intermittent utility-power fluctuations from March 23 through the April 1 CoGen-to-utility cutover.",
  "keyFindings": [
    "Six official timed products over ten days; Substation A briefly dropped during the April 1 cutover."
  ],
  "sources": [
    {
      "title": "SDSU Urgent archive — Unplanned Power Outage",
      "url": "https://urgent.sdsu.edu/archives/2022-03-23-24-unplanned-power-outage",
      "type": "official-archive",
      "accessDate": "2026-08-17",
      "archiveUrl": null,
      "archiveNotes": "SPN 523/500 earlier this run; not retried this file"
    }
  ],
  "confidence": "high",
  "tags": [
    "public-r2",
    "california",
    "sdsu",
    "power-outage"
  ],
  "dateAdded": "2026-08-17",
  "lastUpdated": "2026-08-17",
  "addedBy": "ingestion"
}