Map Depicting Ameren’s Power Stationsand Agency Air Quality Monitoring StationsIllinois Environmental Protection Agency, Illinois Annual Air QualityReport 2010, including map depicting Agency air quality monitoringstations with the locations of the Ameren MPS Group superimposed.
Air quality trends
for the criteria pollutants are continuing to show downward trends or stable trends well below thelevel of the standards.
In general there has been a trend toward decreasing emissions over this time period.
The appropriate
statistic for comparison with the 8-hourstandard is the fourth highest value, which isaveraged over a three year period.
Statewide, the total numbe...
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