The flatlining of the AQI at 500 is one reason why Delhi’s AQI on November 18 was only 494. Fifteen stations hit their maximum value , while other stations had an AQI somewhat below 500 ...

In the springtime in Oklahoma, allergy season can be a primary cause of stuffy noses or difficulty breathing, but allergens like pollen and ragweed aren't counted on the Air Quality Index as those ...

An AQI between 0 and 50 is considered 'Good,' 51-100 is 'Satisfactory,' 101-200 is 'Moderate,' 201-300 is 'Poor,' 301-400 is 'Very Poor,' and 401-500 is ‘Severe.’ Revoking the statge-1 of GRAP ...

In the springtime in Oklahoma, allergy season can be a primary cause of stuffy noses or difficulty breathing, but allergens like pollen and ragweed aren't counted on the Air Quality Index as those ...