{
  "schema_version": "1.0",
  "event_id": "attabad-2010",
  "name": "Hunza-Attabad rockslide and landslide dam",
  "label_frozen_before_validation_waveform_access": true,
  "source_coordinate": {
    "latitude": 36.309,
    "longitude": 74.818,
    "basis": "Independent event coordinate published by Delaney and Evans (2017)."
  },
  "source_interval_utc": {
    "start_at": "2010-01-04T08:36:54Z",
    "end_at": "2010-01-04T08:40:06.500000Z",
    "basis": "USGS global landslide catalog event 269 origin plus its 192.5-second high-frequency duration."
  },
  "dam_cascade": {
    "landslide_volume_m3": 45000000,
    "river": "Hunza River",
    "blockage": "complete",
    "consequence": "The rockslide created the long-lived Attabad/Gojal landslide-dammed lake."
  },
  "source_quality_warning": {
    "issue": "The 2026 USGS Events.csv row assigns event 269 coordinates 32.0797, 103.6628, which do not locate Hunza-Attabad and conflict with the named event and independent primary literature.",
    "handling": "Use the USGS row only for the event time, high-frequency duration, and volume. Use 36.309, 74.818 from Delaney and Evans (2017) for station selection and source-zone scoring. Do not silently combine the incorrect USGS coordinates with the Attabad label."
  },
  "sources": [
    {
      "title": "Landslide seismic features and station picks for events from a global catalog",
      "doi": "10.5066/P13FCYQO",
      "url": "https://www.usgs.gov/data/landslide-seismic-features-and-station-picks-events-a-global-catalog",
      "supports": ["event 269 UTC start", "192.5-second high-frequency duration", "45 million cubic metre volume"],
      "excluded_field": "event 269 coordinates"
    },
    {
      "title": "The evolution (2010-2015) and engineering mitigation of a rockslide-dammed lake (Hunza River, Pakistan)",
      "doi": "10.1016/j.enggeo.2017.01.003",
      "url": "https://www.sciencedirect.com/science/article/pii/S0013795217300157",
      "supports": ["36.309 N, 74.818 E coordinate", "4 January 2010 occurrence", "complete blockage of the Hunza River"]
    },
    {
      "title": "Simple Scaling of Catastrophic Landslide Dynamics",
      "doi": "10.1126/science.1232887",
      "url": "https://www.science.org/doi/10.1126/science.1232887",
      "supports": ["automatic long-period detection near 08:36 UTC", "Attabad landslide source attribution"]
    }
  ]
}