预报
北京环境监测:【16时北京空气质量预报】9日夜间,低压底部作用,扩散条件一般。预计首要污染物为PM10,空气质量指数70-90,2级,良。10日白天,低压作用为主,有雷阵雨天气,扩散条件一般。预计首要污染物为O3,空气质量指数70-90,2级,良。预计11日:2级;12日:2级;13日:2-3级。
发布平台:北京市环境保护监测中心
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确定