{
  "case_study": "EIA-860M monthly solar and battery project reconciliation",
  "changed_field_counts": {
    "county": 1,
    "entity_name": 10,
    "latitude": 1,
    "longitude": 2,
    "nameplate_capacity_mw": 8,
    "net_summer_capacity_mw": 8,
    "net_winter_capacity_mw": 8,
    "planned_operation_month": 243,
    "planned_operation_year": 72,
    "plant_name": 3,
    "status": 114
  },
  "filter": {
    "sheet": "Planned",
    "technology": [
      "Batteries",
      "Solar Photovoltaic"
    ]
  },
  "generated_at": "2026-08-25T20:41:50.823034+00:00",
  "metrics": {
    "added_records": 84,
    "battery_records": 460,
    "capacity_anomalies": 4,
    "changed_records": 350,
    "current_nameplate_capacity_mw": 184371.6,
    "current_records": 1519,
    "high_priority_reviews": 436,
    "missing_balancing_authorities": 3,
    "missing_planned_dates": 1,
    "previous_records": 1520,
    "removed_records": 85,
    "review_queue_items": 529,
    "solar_records": 1059,
    "source_quality_flags": 8
  },
  "monitored_fields": [
    "entity_name",
    "plant_name",
    "plant_state",
    "county",
    "balancing_authority_code",
    "sector",
    "nameplate_capacity_mw",
    "net_summer_capacity_mw",
    "net_winter_capacity_mw",
    "technology",
    "energy_source_code",
    "prime_mover_code",
    "planned_operation_month",
    "planned_operation_year",
    "status",
    "latitude",
    "longitude"
  ],
  "planner_mode": "deterministic_reproducible",
  "record_key": [
    "plant_id",
    "generator_id"
  ],
  "rules": [
    "Normalize headers and trim text without changing source semantics.",
    "Parse identifiers, capacities, coordinates, and planned month/year into typed fields.",
    "Match monthly records by Plant ID and Generator ID.",
    "Flag additions, removals, and monitored field changes for review.",
    "Flag missing planned dates, missing balancing authorities, and capacity values above nameplate.",
    "Never overwrite ambiguous source values automatically."
  ],
  "source_files": {
    "june_2026": {
      "sha256": "47d28a1e5599135b619d249971f35f03fef8a5b3062c2d66c436b55e8f8c3072",
      "url": "https://www.eia.gov/electricity/data/eia860m/xls/june_generator2026.xlsx"
    },
    "may_2026": {
      "sha256": "46ff71d90723e4dfe766f6fe191160d92ff28cb17d5d5f5a55eeed562067995d",
      "url": "https://www.eia.gov/electricity/data/eia860m/archive/xls/may_generator2026.xlsx"
    }
  }
}