A webinar on the draft SILs guidance was held on Wednesday, August 24th, 2016. The slides from the presentation are available below, along with the draft guidance.
You will need Adobe Reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Webinar Presentation Slides - Draft SILS Guidance (PDF)(18 pp, 397 K, August 2016)
- Draft Guidance on Significant Impact Levels (SILs) for Ozone and Fine Particles in the Prevention of Significant Deterioration Permitting Program (PDF)(84 pp, 3 MB, July 2016)