The following table presents the latest dates by which the national standards are to be attained. The dates reflect the information presented in Vermont's plan.
| Air quality control region and nonattainment area
1
| Pollutant
|
|---|
| SO2
| PM10
| NOX
| CO
| O3
|
|---|
| Primary
| Secondary
|
|---|
| Champlain Valley Interstate—Chittenden County:
| | | | | | |
| Champlain Valley Air Management Area:
| | | | | | |
| Essex Town (including Essex Jct.) | a | a | a | a | b | b
|
| Burlington City | a | a | a | a | b | b
|
| South Burlington City | a | a | a | a | b | b
|
| Winooski | a | a | a | a | b | b
|
| Remainder of Air Management Area | a | a | a | a | b | b
|
| Remainder of County | a | a | a | a | a | b
|
| Vermont Valley Air Management Area | a | a | a | a | a | a
|
| Addison County | a | a | a | a | a | b
|
| Remainder of AQCR | a | a | a | a | a | a
|
| Vermont Interstate:
| | | | | | |
| Central Vermont Air Management Area:
| | | | | | |
| Barre City | a | a | a | a | a | a
|
| Remainder of Air Management Area | a | a | a | a | a | a
|
| Windsor County | a | a | a | a | a | b
|
| Remainder of AQCR | a | a | a | a | a | a
|