Jump to main content or area navigation.

Contact Us

Sulfur Dioxide Designations

Where You Live

The links on this page will direct you to information about sulfur dioxide designations for the region, state and/or county where you live.

State Designations - Round 1
State designations for the 2010 sulfur dioxide standards are presented here.

Tribal Designations - Round 1
Tribal designaitons for the 2010 sulfur dioxide standards are presented here.

State Designations - Round 2
State designations for the 2010 sulfur dioxide standards are presented here.

Jump to main content.