{
  "id": "2023-08-16-penn-state-eisenhower-parking-deck-sinkhole",
  "slug": "penn-state-eisenhower-parking-deck-sinkhole-2023-08-16",
  "institution": {
    "name": "Pennsylvania State University",
    "shortName": "Penn State",
    "state": "PA",
    "type": "public-r1",
    "alertSystemName": "PSUAlert",
    "enrollment": 46000
  },
  "incident": {
    "date": "2023-08-16",
    "type": "infrastructure-failure",
    "cleryCategory": "advisory",
    "headline": "A sinkhole strands hundreds of cars in a parking deck during the busiest move-in week",
    "headlinePublic": "A sinkhole strands hundreds of cars in a parking deck during the busiest move-in week",
    "summary": "On August 16, 2023, a sinkhole opened near the front of the [Eisenhower Parking Deck](https://radio.wpsu.org/2023-08-16/penn-state-eisenhower-parking-deck-closed-due-to-sinkhole) on Penn State University Park campus at approximately noon, forcing the immediate closure of the deck and Eisenhower Road and stranding the cars of hundreds of workers and campus visitors for hours during the busiest move-in week of the year. The sinkhole was caused by a failed underground stormwater pipe discovered beneath the deck approach.",
    "outcome": "The Eisenhower Parking Deck was closed immediately. Engineering teams from the Office of the Physical Plant evaluated the structure and deemed it safe except for the affected area. Permit holders were allowed to retrieve vehicles starting at approximately 2:30 PM, escorted in small groups by University Police and Transportation Services. The deck partially reopened on August 21, 2023.",
    "resolution": "confirmed-threat",
    "casualties": {
      "killed": 0,
      "injured": 0
    }
  },
  "alerts": [
    {
      "sequence": 1,
      "type": "initial",
      "channel": "sms",
      "verbatimText": "PSU Alert University Park: Eisenhower Parking Deck is now Closed. Officials are asking people to avoid the area.",
      "isVerbatimConfirmed": true,
      "sourceDescription": "@CentreCountyRep repost of full PSU Alert University Park SMS (student newsroom, Bellisario College)",
      "annotations": [
        "Full short PSUAlert SMS as republished by Centre County Report (Penn State Bellisario College student newscast) at the time of the incident",
        "A preceding related PSUAlert at 11:41 AM EDT read: \"PSU Alert University Park: Eisenhower Rd. is closed to thru traffic due to traffic hazard.  Access/Exit to Eisenhower Parking Deck is open.\" — that earlier traffic-hazard message is not stored as a separate sequence here",
        "Alert does not use the word \"sinkhole\"; that detail came from later official/news updates"
      ],
      "characterCount": 112,
      "sourceUrl": "https://x.com/CentreCountyRep/status/1691841340844236957",
      "timestamp": "2023-08-16T11:56:23-04:00"
    },
    {
      "sequence": 2,
      "type": "update",
      "timestampApprox": "Approximately 2:30 PM on August 16, 2023",
      "channel": "email",
      "verbatimText": "",
      "isVerbatimConfirmed": false,
      "sourceDescription": "Reconstructed from statecollege.com and WPSU reporting on the 2:30 PM vehicle retrieval operation",
      "annotations": []
    },
    {
      "sequence": 3,
      "type": "all-clear",
      "timestampApprox": "August 21, 2023, following engineering review",
      "channel": "email",
      "verbatimText": "",
      "isVerbatimConfirmed": false,
      "sourceDescription": "Reconstructed from statecollege.com and WPSU reporting on the August 21 partial reopening",
      "annotations": []
    }
  ],
  "context": "At approximately noon on August 16, 2023, a sinkhole opened near the front of the [Eisenhower Parking Deck](https://radio.wpsu.org/2023-08-16/penn-state-eisenhower-parking-deck-closed-due-to-sinkhole) on Penn State's University Park campus during the busiest period of the academic year: student move-in week. The deck, one of the largest parking structures on campus serving thousands of Yellow F permit holders, was full of vehicles belonging to workers and campus visitors when the ground gave way. Engineering teams and third-party engineers were immediately dispatched to evaluate the structure, which they [determined to be sound](https://www.psu.edu/news/university-park/story/update-eisenhower-parking-deck-and-impacts-eisenhower-road) except in the immediate vicinity of the sinkhole. The State College area is particularly prone to sinkholes because of the region's underlying [karst limestone geology](https://www.psucollegian.com/news/campus/how-state-college-penn-state-sinkholes-form/article_417e3c46-51d6-11ee-9be1-53f7747065ee.html) and aging subsurface stormwater infrastructure; the cause was confirmed as a failed underground stormwater pipe. Penn State Transportation Services coordinated with University Police to escort permit holders in small groups to retrieve vehicles starting at 2:30 PM, with rides provided for those who could not access their cars. The deck [partially reopened on August 21](https://www.statecollege.com/articles/psu-news/penn-state-to-reopen-part-of-eisenhower-deck-after-sinkhole/) after the structural review was complete, with the sinkhole zone remaining closed during pipe repairs.",
  "keyFindings": [
    "The sinkhole struck during Penn State move-in week, the highest-demand parking period of the year, stranding hundreds of vehicles and requiring an escorted retrieval operation coordinated by University Police and Transportation Services.",
    "The cause was a failed underground stormwater pipe, consistent with sinkhole patterns across the State College area, which sits on karst limestone geology that produces subsidence when subsurface water infrastructure fails.",
    "The deck structure was deemed sound by engineering review within hours, enabling a partial reopening five days later, a relatively rapid recovery that limited longer-term disruption."
  ],
  "responseTimeMinutes": 5,
  "sources": [
    {
      "title": "Penn State's Eisenhower Parking Deck closed due to sinkhole -- WPSU",
      "url": "https://radio.wpsu.org/2023-08-16/penn-state-eisenhower-parking-deck-closed-due-to-sinkhole",
      "type": "local-media",
      "accessDate": "2026-06-01"
    },
    {
      "title": "Penn State Parking Deck Evacuated, Closed Due to Sinkhole -- State College PA",
      "url": "https://www.statecollege.com/articles/psu-news/penn-state-parking-deck-evacuated-closed-due-to-sinkhole/",
      "type": "local-media",
      "accessDate": "2026-06-01"
    },
    {
      "title": "Update on Eisenhower Parking Deck and impacts to Eisenhower Road -- Penn State University",
      "url": "https://www.psu.edu/news/university-park/story/update-eisenhower-parking-deck-and-impacts-eisenhower-road",
      "type": "official-archive",
      "accessDate": "2026-06-01"
    },
    {
      "title": "Penn State to Reopen Part of Eisenhower Deck After Sinkhole -- State College PA",
      "url": "https://www.statecollege.com/articles/psu-news/penn-state-to-reopen-part-of-eisenhower-deck-after-sinkhole/",
      "type": "local-media",
      "accessDate": "2026-06-01"
    },
    {
      "title": "How State College, Penn State sinkholes form -- The Daily Collegian",
      "url": "https://www.psucollegian.com/news/campus/how-state-college-penn-state-sinkholes-form/article_417e3c46-51d6-11ee-9be1-53f7747065ee.html",
      "type": "student-newspaper",
      "accessDate": "2026-06-01"
    },
    {
      "title": "PSU Alert University Park — Eisenhower Parking Deck closed (@CentreCountyRep)",
      "url": "https://x.com/CentreCountyRep/status/1691841340844236957",
      "type": "student-newspaper"
    }
  ],
  "confidence": "medium",
  "tags": [
    "sinkhole",
    "infrastructure-failure",
    "parking-deck",
    "stormwater-pipe",
    "karst-geology",
    "move-in-week",
    "structural",
    "evacuation"
  ],
  "dateAdded": "2026-06-01",
  "lastUpdated": "2026-07-17",
  "addedBy": "ingestion"
}