Ozone Concentration in Bennington and Underhill, Vermont (8-hour average)

Measured ambient concentrations of ozone pollution to determine compliance with the National Ambient Air Quality Standard. Sample duration is 8-hour average.为判定是否符合《国家环境空气质量标准》（National Ambient Air Quality Standard），对臭氧污染的环境浓度开展实测。采样时长为8小时平均值。