{
  "name": "gb_neso_demand",
  "source": "gb",
  "data_type": "actual_series",
  "time_mode": "calendar",
  "resolution": "30min",
  "parquet_file": "GB_NESO_Demand_2009_2025_30min.parquet",
  "metadata_json": "GB_NESO_Demand_2009_2025_30min.json",
  "column_map": {
    "ND": "load.actual_mw",
    "TSD": "load.tsd_mw",
    "ENGLAND_WALES_DEMAND": "load.england_wales_mw",
    "EMBEDDED_WIND_GENERATION": "wind.embedded_mw",
    "EMBEDDED_WIND_CAPACITY": "wind.embedded_capacity_mw",
    "EMBEDDED_SOLAR_GENERATION": "solar.embedded_mw",
    "EMBEDDED_SOLAR_CAPACITY": "solar.embedded_capacity_mw",
    "NON_BM_STOR": "storage.non_bm_mw",
    "PUMP_STORAGE_PUMPING": "storage.pump_mw",
    "IFA_FLOW": "interconnector.ifa_mw",
    "IFA2_FLOW": "interconnector.ifa2_mw",
    "BRITNED_FLOW": "interconnector.britned_mw",
    "MOYLE_FLOW": "interconnector.moyle_mw",
    "EAST_WEST_FLOW": "interconnector.east_west_mw",
    "NEMO_FLOW": "interconnector.nemo_mw",
    "NSL_FLOW": "interconnector.nsl_mw",
    "ELECLINK_FLOW": "interconnector.eleclink_mw",
    "VIKING_FLOW": "interconnector.viking_mw",
    "GREENLINK_FLOW": "interconnector.greenlink_mw",
    "SCOTTISH_TRANSFER": "interconnector.scottish_transfer_mw"
  },
  "index_map": {
    "SETTLEMENT_DATE": "settlement_date",
    "SETTLEMENT_PERIOD": "settlement_period"
  },
  "datetime_recipe": "datetime_utc = tz_localize(SETTLEMENT_DATE + (SETTLEMENT_PERIOD - 1) * 30min, tz='Europe/London', ambiguous='infer', nonexistent='shift_forward').tz_convert('UTC'); SETTLEMENT_PERIOD ranges 1..50 to absorb GB DST clock changes (46 on spring-forward day, 50 on fall-back day).",
  "derived": {},
  "normalize": {},
  "data_epoch": null,
  "cyclical": false,
  "region_values": [],
  "date_range": ["2009-01-01", "2025-04-13"],
  "source_url": "https://www.neso.energy/data-portal/historic-demand-data",
  "source_organization": "National Energy System Operator (NESO)"
}