The cleanest month of April in Madrid: no season exceeded air quality limits

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The cleanest month of April in Madrid: no season exceeded air quality limits

Never before in the historical series, has a month of April in the capital yielded this result: none of the 24 stations spread across the city of Madrid breached the limits set by the European Air Quality Directive. That is, 40 micrograms per cubic meter of nitrogen dioxide (NO2). According to municipal data, to which LA RAZÓN has had access, the maximum number of micrograms reached was 32, specifically at the Cuatro Caminos, Vallecas and Plaza …