Air Quality Monitoring in São Paulo Metropolitan Area CETESB - São Paulo State Environmental Agency Maria Helena R. B. Martins Workshop.

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Presentation transcript:

Air Quality Monitoring in São Paulo Metropolitan Area CETESB - São Paulo State Environmental Agency Maria Helena R. B. Martins Workshop ASTRID July 12, 2016

São Paulo Metropolitan Area Urban Characteristics Area ~ km² Cities 39 Population ~ Industries Fleet 2014 Gasohol ~ Ethanol ~ Flex ~ Diesel ~ Motorcycle ~

Relative Emissions Contribution in the SPMA by Source Type (PM) Totals in 10 3 t/year

Automatic Monitoring Network since stations (28 SPMA) ~ data per day Pollutants: Sulphur dioxide (SO 2 )Sulphur dioxide (SO 2 ) Inhalable Particles (PM 10 )Inhalable Particles (PM 10 ) Fine Particles (PM 2,5 )Fine Particles (PM 2,5 ) Ozone (O 3 )Ozone (O 3 ) Nitrogen Oxides (NO/NOx/NO 2 )Nitrogen Oxides (NO/NOx/NO 2 ) Carbon Monoxide (CO)Carbon Monoxide (CO) Total Reduced Sulphur (TRS)Total Reduced Sulphur (TRS) BenzeneBenzene TolueneToluene Meteorological parameters: Wind Direction, Wind SpeedWind Direction, Wind Speed TemperatureTemperature Relative HumidityRelative Humidity PressurePressure Radiation (UV,Total)Radiation (UV,Total)

Automatic Air Quality Network Stationary Station Automatic Analyzers Central Processing Mobile Station

Manual Monitoring Network since ‘70s 32 stations (11 SMPA) Routine Pollutants: Sulphur dioxide (SO 2 )Sulphur dioxide (SO 2 ) Inhalable Particles (PM 10 )Inhalable Particles (PM 10 ) Fine Particles (PM 2,5 )Fine Particles (PM 2,5 ) SmokeSmoke Total Suspende Particles (TSP)Total Suspende Particles (TSP) AldehydesAldehydes Others Pollutants: Lead (Pb)Lead (Pb) Volatile Organic Compounds (VOCs)Volatile Organic Compounds (VOCs) Amonia (NH 3 )Amonia (NH 3 ) FluoridesFluorides PM especiationPM especiation

Brazilian Air Quality Standards CONAMA N o 3/1990 CONAMA N o 3/1990

São Paulo State Air Quality Standards DE N o /2013 PM 10 24h µg/m³ PM 10 anual µg/m³ PM 2,5 24h µg/m³ PM 2,5 anual µg/m³ O 3 8h µg/m³ NO 2 anual µg/m³ NO 2 1h µg/m³ SO 2 24h µg/m³ SO 2 anual µg/m³ CO 8h ppm MI MI MI PF

Auxiliaries Parameters – DE N o /2013 Smoke 24h µg/m³ Smoke MAA µg/m³ TSP 24h µg/m³ TSP MGA µg/m³ Pb MAA µg/m³ MI ,5 MI ,5 MI ,5 PF ,5 MGA – Annual Geometric Average MAA – Annual Arithmetic Average

Air Quality Classification PF - OMS MI 2

Air Quality Distribution – SPMA ,08%

SO 2 – Evolution of annual average SPMA

PM 10 – Evolution of annual average SPMA Number of days of violation of São Paulo State standard (120 µg/m h) 2013 – 0 day 2014 – 7 days 2015 – 1 day

PM 2,5 – Evolution of annual average SPMA Number of days of violation of São Paulo State standard (60 µg/m 3 – 24h) 2013 – 8 days 2014 – 14 days 2015 – 2 days

CO - Number of Exceedances of 8-hours Standard - SPMA Standard – 9ppm (8 h) CO Emission factors for new light-duty vehicles (gasoline)

O 3 - Number of Days of Standard Violation – SPMA São Paulo State Standard µg/m³ (8h)

NO 2 – Evolution of annual average SPMA. Number of days of violation of São Paulo State standard (260 µg/m 3 – 1h) 2013 – 1 day 2014 – 0 days 2015 – 0 days

Annual Air Quality Report Annual Air Quality Report / / Air Quality Information CETESB’s website CETESB’s website – Data Updated Hourly QUALAR – Air quality database - since 1998 QUALAR – Air quality database - since

Thank you!