WattTime · JSON Structure

Watttime Data Point Structure

DataPoint schema from WattTime API

Type: object Properties: 3
EmissionsClimateCarbonEnergyElectricity GridSustainabilityClean Energy

DataPoint is a JSON Structure definition published by WattTime, describing 3 properties. It conforms to the https://json-structure.org/meta/core/v0/# meta-schema.

Properties

point_time value version

Meta-schema: https://json-structure.org/meta/core/v0/#

JSON Structure

Raw ↑ 
{
  "$schema": "https://json-structure.org/meta/core/v0/#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/watttime/refs/heads/main/json-structure/watttime-data-point-structure.json",
  "name": "DataPoint",
  "description": "DataPoint schema from WattTime API",
  "type": "object",
  "properties": {
    "point_time": {
      "type": "datetime",
      "description": "Timestamp for the emissions data point (ISO 8601 UTC).",
      "example": "2026-04-01T00:00:00+00:00"
    },
    "value": {
      "type": "double",
      "format": "double",
      "description": "Emissions value in the units specified by the response meta.",
      "example": 412.5
    },
    "version": {
      "type": "string",
      "description": "Model version used for this data point.",
      "example": "2026-03-01"
    }
  }
}