{
 "kind": "eq_mag_1_2",
 "date": "2026-10-27",
 "built_utc": "2026-10-27T09:01:33+00:00",
 "rows": 22976,
 "bytes": 847915,
 "sha256": "3c5c3b1c2cb3566b3fefda43a8732d6fc2567a1aff09cf6bbc916c589595cc4e",
 "columns": [
  {
   "name": "slot_id",
   "dtype": "String"
  },
  {
   "name": "kind",
   "dtype": "String"
  },
  {
   "name": "magnitude",
   "dtype": "Float64"
  },
  {
   "name": "origin_utc",
   "dtype": "Datetime(time_unit='us', time_zone='UTC')"
  },
  {
   "name": "lat",
   "dtype": "Float64"
  },
  {
   "name": "lon",
   "dtype": "Float64"
  },
  {
   "name": "depth_km",
   "dtype": "Float64"
  },
  {
   "name": "depth_withheld",
   "dtype": "String"
  },
  {
   "name": "place",
   "dtype": "String"
  },
  {
   "name": "status",
   "dtype": "String"
  },
  {
   "name": "net",
   "dtype": "String"
  },
  {
   "name": "mag_band",
   "dtype": "String"
  },
  {
   "name": "sources",
   "dtype": "String"
  }
 ],
 "slot_id_column": "slot_id",
 "time_column": "origin_utc",
 "sorted_by": [
  "origin_utc",
  "slot_id"
 ],
 "row_groups": "one per year",
 "span": {
  "start": "2026-03-16 13:48:06.310000+00:00",
  "end": "2026-10-27 08:26:28.210000+00:00"
 },
 "source_file": "event_storehouse/eq_mag_1_2/eq_mag_1_2_spine.parquet",
 "url": "https://data.terrapulse.info/dex/eq_mag_1_2/2026-10-27.parquet",
 "latest_url": "https://data.terrapulse.info/dex/eq_mag_1_2/latest.parquet",
 "family": "eventdex",
 "storage": "spine",
 "n_slots_api": 22976,
 "sources": [
  "usgs_earthquake"
 ],
 "licence_basis": "US federal work - public domain by statute (17 U.S.C. 105).",
 "commercial_use": true,
 "cite": "TerraPulse (terrapulse.info) for the organizing; the sources above for the measurements, as their licence requires."
}