MISO · Example Payload

Miso Public Api Operations Displays Getfuelmixyesterday

EnergyUnited StatesElectricityEnergy MarketsGridSystem OperatorMarket OperatorWholesale PowerOpen Energy DataRenewablesSolarDemand ResponseUtilities

Miso Public Api Operations Displays Getfuelmixyesterday is an example object payload from MISO, with 3 top-level fields. It illustrates the shape of data this provider's APIs accept or return.

Top-level fields

RefIdTotalMWFuel

Example Payload

Raw ↑ 
{
  "RefId": "27-Jul-2026 - Interval 08:10 EST",
  "TotalMW": "0",
  "Fuel": {
    "Type": [
      {
        "INTERVALEST": "2026-07-26 12:00:00 AM",
        "CATEGORY": "Battery Storage",
        "ACT": "-234",
        "FUEL_CATEGORY": "Battery Storage  (-234 MW)"
      },
      {
        "INTERVALEST": "2026-07-26 12:00:00 AM",
        "CATEGORY": "Coal",
        "ACT": "29335",
        "FUEL_CATEGORY": "Coal  (29,335 MW)"
      }
    ]
  }
}