{
  "id": "G100000500589",
  "slug": "brennilis-nuclear-power-plant",
  "url": "https://nuclearchain.net/reactors/brennilis-nuclear-power-plant/",
  "name": "Brennilis nuclear power plant",
  "unit_no": null,
  "status": "retired",
  "status_raw": "retired",
  "status_inferred": false,
  "site": {
    "slug": "brennilis-nuclear-power-plant",
    "name": "Brennilis nuclear power plant",
    "url": "https://nuclearchain.net/plants/brennilis-nuclear-power-plant/"
  },
  "country": {
    "iso3": "FRA",
    "name": "France"
  },
  "reactor_type": "phwr",
  "reactor_type_raw": "heavy water gas-cooled reactor",
  "size_class": "large",
  "model": "MONTS-D'ARREE",
  "nsss_vendor": null,
  "capacity": {
    "gross_mw": 75,
    "net_mw": 70,
    "design_net_mw": 70,
    "thermal_mw": 250
  },
  "timeline": {
    "construction_start": "1962-07-01",
    "first_criticality": "1966-12-23",
    "grid_connection": "1967-07-09",
    "commercial_operation": "1968-06-01",
    "permanent_shutdown": "1985-07-31",
    "planned_retirement_year": null,
    "cancellation_year": null
  },
  "location": {
    "lat": 48.3551,
    "lon": -3.8719,
    "accuracy": "exact"
  },
  "data_center_ppa": false,
  "ownership": [
    {
      "company": "Electricité de France",
      "pct": null,
      "role": "operator"
    },
    {
      "company": "Electricité de France SA",
      "pct": 100,
      "role": "owner"
    }
  ],
  "corrections": [],
  "provenance": {
    "base_source": "Global Nuclear Power Tracker, Global Energy Monitor, August 2026 release",
    "base_source_url": "https://globalenergymonitor.org/projects/global-nuclear-power-tracker/",
    "license": "CC BY 4.0",
    "date_last_researched": "2024-05-15",
    "note": "date_last_researched is when Global Energy Monitor last reviewed this specific unit, which may be well before the release date."
  }
}