EPA PM 2.5 air monitoring data summary

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Monitoring Site: EPA Newsroom Manhattan Borough C.C. Browse EPA Topics Fine Particulate Matter (PM 2.$) Air Monitoring Data Laws & RegislaUons Vifhcre V-ou Live This table shows how much fine particulate matter (particles less tiian 2.5 infonnation Sources micrometers in diameter) the Now York State Department of Environmental Educat fonal Resources). Conservation has measured In the air at this site, on the dates and times shown. AtXMit EPA Prograws Airborne particles like smoke and dust are solds and liquid droplets of different sizes suspended in the air. EPA sets the level of concern to caution sensitive Business groups, including children, the elderly, and people with heart or lung disease. For Opporhrnsties fine particles, that level is 40 ug/m3” for 24-hour average exposure. This level is ...Soba based on EPA's Air Quality Index . Above this level, we recommend that sensitive Recufsos en Esparto! groups reduce their exposure. Shorter term peaks are also of potential concern for sensitive groups. The level of concern for the general population is 65 ug/m3** over Far Kli-iS a 24 hour period. Most hsatthy adults and children are expected to recover quickly horn any symptoms of short-term exposure like coughing, wheezing, or aye and throat irritation. EPA expects the longterm risk from these short­ term exposures to be low.

See PM Fact Sheet for more information about particulate matter and how to reduce your exposure.

Hourly Measure It* Date Time ug/m3“* 10/06/2001 12 AM 39.84

lowsraooi DaHy Average: 38.81

10/05/2001 11 PM 41.2 10/05/2001 10 PM 38.53 10/05/2001 9 PM 48 10/05/2001 8PM 54.22 10®5Q001 7PM 31.27 1^^^ 6PM 28.76 10W5CO01 5 PM 22.19 10/05/2001 4 PM 35.41 10«)5/2001 3 PM 34.21 10/05/2001 Tp^ 38.53 10«)5C001 1 PM 26.38 10«)5C001 12 PM 4143 W 10/05/2001 11AM 50.19

http ://oaspub epa.gov/nyr/pinmonitoring?paddrid=MBCC 10/9/2001

CONFIDENTIAL, CITY_21MC100_009513782 SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008

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