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PM-10 (1987) Nonattainment Area Summary
PM-10 (1987) Nonattainment Area Summary
Data is current as of March 31, 2025Classification | Number of Areas | Number of Counties | 2010 Population |
---|---|---|---|
Serious | 5 | 5 | 4,527,094 |
Moderate | 16 | 14 | 2,663,329 |
Nonattainment | 0 | 0 | 0 |
SUBTOTAL | 21 | 19 | 7,190,423 |
GRAND TOTAL | 21 | 19 | 7,190,423 |
County subtotals and grand totals may not equal sum of parts. Part counties are only counted one time across groupings. Multi-state nonattainment areas are not considered maintenance areas until all states in the area have been redesignated