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PM10 Average Values for 2010-2012 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 29.00 µg/m3
Cumberland 31.00 µg/m3
Forsyth 27.33 µg/m3
Guilford 24.33 µg/m3
Mecklenburg 40.33 µg/m3
Wake 30.33 µg/m3