You are here: EPA Home Air & Radiation TTNWeb - Technology Transfer Network Air Quality Analysis Exceptional Events Exceptional Events Submissions Table



# Exceptional Events Submissions Table

These documents are examples of exceptional events submissions, or the decision documents responding to the demonstrations, for various casesof exceptional events. The purpose of this table is to provide examples of exceptional events demonstrations that have been reviewed by EPA. This
table is not intended to serve as a database for al l Agency actions on exceptional events. These examples may help agencies develop demonstration pa ckages submitted in support of requests for data exclusion due to influence of exceptional events; however, they may not contain the minimum level of data or case-specific analyses necessary for any other exceptional events demonstration.

Please note that not all concentrations addressed i n the demonstrations in this table may have
resulted in EPA concurrences.

PM2.5

Event Agency Location Available Documentation

Volcanic Emissions 2011-2013 Hawaii Dept of Health Kona, Hawaii HDOH 2011-2012 Demonstration (12/11/13) (PDF, 6.5 MB) HDOH Received Public Comments on 2011-2012 Demonstration (3/3/14) (PDF, 188 KB) HDOH 2011-2012 Demonstration Addendum and 2013 Demonstration (7/1/14) (PDF, 26.9 MB) EPA response letter and technical support document (7/10/14) (PDF, 2.2 MB) EPA memorandum correcting typographical error (10/27/14) (PDF, 124 KB)

Summer 2008 Wildfires (series 2) California ARB Plumas and Shasta Cos. Shasta-Plumas demonstration series 2 (8/28/09) (ZIP, 463 KB) EPA response letter (4/02/10) (PDF, 53 KB) EPA technical support document (3/30/10) (PDF, 1.5 MB)

Summer 2008 Wildfires (series 1) California ARB Plumas and Shasta Cos. Shasta-Plumas demonstration series 1 (8/28/09) (ZIP, 900 KB) EPA response letter (3/11/10) (PDF, 60 KB) EPA technical support document (3/11/10) (PDF, 1.5 MB)

Summer 2007 Wildfires California ARB Plumas Co. Plumas demonstration (6/17/09) (ZIP, 29 MB) EPA response letter (3/11/10) (PDF, 60 KB) EPA technical support document (3/11/10) (PDF, 980 KB) 

## Technology Transfer Network Air Quality Analysis http://www.epa.gov/ttn/analysis/exeventstable.htm Last updated on 12/8/2014 Exceptional Events Submissions Table | TTN - Air Quality Analysis | U... http://www.epa.gov/ttn/analysis/exeventstable.htm

1 of 3 9/16/2015 10:24 AMJuly 2008 Fireworks Illinois EPA Granite City, IL Granite City demonstration (6/17/09) (ZIP, 603 KB) EPA response letter (7/24/09) (PDF, 225 KB) EPA technical support document (7/24/09) (PDF, 443 KB)

Summer 2007 Wildfires Montana DEQ Multiple locations across Montana MT DEQ demonstration (12/14/07) (PDF, 43 MB) EPA response letter (8/18/08) (PDF, 758
KB) EPA technical support document (8/18/08) (PDF, 272 KB)

July 2007 Wildfire Utah DEQ Lindon, UT Lindon demonstration (12/24 /2007) (PDF, 3 MB) EPA response letter (4/29/08) (PDF, 612 KB)

July 2007 Fireworks Utah DEQ Rose Park, UT West Valley, UT Rose Park demonstration (12/24 /2007) (PDF, 895 KB) West Valley demonstration (12/24 /2007) (PDF, 877 KB) EPA response letter (4/29/08) (PDF, 612 KB)

PM10

Event Agency Location Available Documentation

July 2011 High Wind Dust Event Clark County Nevada DAQ Las Vegas Valley Clark County NV demonstration (4/11/14) (PDF, 28.5 MB) EPA response letter and technical support document (06/25/14) (PDF, 664 KB)

July 2011 High Wind Dust Event Arizona DEQ Phoenix, AZ AZ DEQ demonstration (3/8/12) (PDF, 9.6 MB) EPA response letter and technical support document (9/6/12) (PDF, 801 KB)

August 2007 Wildfires Montana DEQ Silverbow Co., MT MT DEQ demonstration (12/14/07) (PDF, 43 MB) EPA response letter (8/18/08) (PDF, 758 KB) EPA technical support document (8/18/08) (PDF, 272 KB)

Ozone

Event Agency Location Available Documentation

June 2012 Stratospheric Ozone Intrusion Wyoming Department of Environmental Quality Big Piney and

Boulder, Wyoming WYDEQ demonstration (PDF, 5.2 MB) EPA response letter (May 28, 2014) (PDF, 72 KB) EPA Technical Support Document (PDF, 2 MB) Exceptional Events Submissions Table | TTN - Air Quality Analysis | U... http://www.epa.gov/ttn/analysis/exeventstable.htm

2 of 3 9/16/2015 10:24 AMApril 2011 Fires Kansas Department of Health and Environment Kansas City,

Wichita, and Topeka areas, KS KDHE demonstration (11/27/12) (PDF, 18.2 MB) EPA response letter (12/28/12) (PDF, 96 KB)

Summer 2008 Wildfires California ARB Sacramento County, CA CARB demonstration (3/30/11) (ZIP, 80 MB) EPA response letter (4/13/11) (PDF, 92 KB) EPA technical support document (4/13/11) (PDF, 238 KB) Exceptional Events Submissions Table | TTN - Air Quality Analysis | U... http://www.epa.gov/ttn/analysis/exeventstable.htm

3 of 3 9/16/2015 10:24 AM