PM10 Average Values for 2007-2009 in NC Counties

Table 1. The following table shows 3-year averages for the 98th percentile of PM10 concentrations. The first column lists the county, the second lists the average value for that county. In Counties with more than one PM10 monitoring site, the value reported is the highest 3-year average among the inclusive sites.


County Average 98th Percentile
Catawba 34.33 µg/m3
Cumberland 31.00 µg/m3
Guilford 30.33 µg/m3
Henderson 31.00 µg/m3
Mecklenburg 47.33 µg/m3

Last Modified: Fri June 14 14:40:59 2013