developers.home-assistant/docs/core/entity/air-quality.md

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Air quality entity Air quality

Properties

:::caution Deprecated The Air Quality entity is deprecated and should not be used. Instead, use separate sensors for these measurements.

Integrations that still rely on the Air Quality Entity should be migrated. :::

:::caution The Air Quality entity does not support attribute shorthand for property implementation :::

Name Type Default Description
particulate_matter_2_5 str | int | float | None Required The particulate matter 2.5 (<= 2.5 μm) level.
particulate_matter_10 str | int | float | None None The particulate matter 10 (<= 10 μm) level.
particulate_matter_0_1 str | int | float | None None The particulate matter 0.1 (<= 0.1 μm) level.
air_quality_index str | int | float | None None The Air Quality Index (AQI).
ozone str | int | float | None None The O3 (ozone) level.
carbon_monoxide str | int | float | None None The CO (carbon monoxide) level.
carbon_dioxide str | int | float | None None The CO2 (carbon dioxide) level.
sulphur_dioxide str | int | float | None None The SO2 (sulphur dioxide) level.
nitrogen_oxide str | int | float | None None The N2O (nitrogen oxide) level.
nitrogen_monoxide str | int | float | None None The NO (nitrogen monoxide) level.
nitrogen_dioxide str | int | float | None None The NO2 (nitrogen dioxide) level.

Properties have to follow the units defined in the unit_system.