NAAQS
The Clean Air Act requires EPA to set national ambient air quality standards (NAAQS) for lead and five other pollutants considered harmful to public health and ... ,NAAQS Table. The Clean Air Act, which was last amended in 1990, requires EPA to set National Ambient Air Quality Standards (40 CFR part 50) for pollutants ... ,National Ambient Air Quality Standards (NAAQS) for PM. Basic Information. Legal Authority. 42 U.S.C. §7403. Federal Register Citation:. , The Clean Air Act requires EPA to set national ambient air quality standards (NAAQS) for ozone and five other pollutants considered harmful to ...,6 天前 - EPA's proposal is based on its judgment that the current NAAQS protect the public health, with an adequate margin of safety, including the ... , Reviewing National Ambient Air Quality Standards (NAAQS) ... 2014 - EPA has initiated the next review of the PM NAAQS by issuing a call for ...,... the EPA issued a decision to retain the existing primary National Ambient Air Quality Standard (NAAQS) for sulfur dioxide (SO2). EPA's decision is based on its ... , The NAAQS for nitrogen oxides are a 1-hour standard at a level of 100 ppb based on the 3-year average of 98th percentile of the yearly ..., The Clean Air Act requires EPA to set National Ambient Air Quality Standards (NAAQS) for pollutants that are common in outdoor air, ...
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 NAAQS 相關參考資料
Lead (Pb) Air Quality Standards | Reviewing National Ambient ...
The Clean Air Act requires EPA to set national ambient air quality standards (NAAQS) for lead and five other pollutants considered harmful to public health and ... https://www.epa.gov NAAQS Table | Criteria Air Pollutants | US EPA
NAAQS Table. The Clean Air Act, which was last amended in 1990, requires EPA to set National Ambient Air Quality Standards (40 CFR part 50) for pollutants ... https://www.epa.gov National Ambient Air Quality Standards (NAAQS) for PM - EPA
National Ambient Air Quality Standards (NAAQS) for PM. Basic Information. Legal Authority. 42 U.S.C. §7403. Federal Register Citation:. https://www.epa.gov Ozone (O3) Air Quality Standards | Reviewing National ... - EPA
The Clean Air Act requires EPA to set national ambient air quality standards (NAAQS) for ozone and five other pollutants considered harmful to ... https://www.epa.gov Ozone National Ambient Air Quality Standards (NAAQS) - EPA
6 天前 - EPA's proposal is based on its judgment that the current NAAQS protect the public health, with an adequate margin of safety, including the ... https://www.epa.gov Particulate Matter (PM) Air Quality Standards | Reviewing ...
Reviewing National Ambient Air Quality Standards (NAAQS) ... 2014 - EPA has initiated the next review of the PM NAAQS by issuing a call for ... https://www.epa.gov Primary National Ambient Air Quality Standard (NAAQS) for ...
... the EPA issued a decision to retain the existing primary National Ambient Air Quality Standard (NAAQS) for sulfur dioxide (SO2). EPA's decision is based on its ... https://www.epa.gov Primary National Ambient Air Quality Standards (NAAQS) for ...
The NAAQS for nitrogen oxides are a 1-hour standard at a level of 100 ppb based on the 3-year average of 98th percentile of the yearly ... https://www.epa.gov Reviewing National Ambient Air Quality Standards (NAAQS ...
The Clean Air Act requires EPA to set National Ambient Air Quality Standards (NAAQS) for pollutants that are common in outdoor air, ... https://www.epa.gov |