FINAL U.S. ENVIRONMENTAL PROTECTION AGENCY Region VI Air Monitoring Summary Camp Minden Area I Start Time: 8-20-2016 1800 - End Time: 8-21-2016 1800 August 21, 2016 - EPA monitored for seven ambient air pollutants over a 24 hour period at the Camp Minden Area I air monitoring location. The seven pollutants included carbon monoxide, carbon dioxide, nitrogen oxide, nitrogen dioxide, nitrogen oxides, sulfur dioxide, and fine particulates. Over the 24 hour period, each of these pollutants were detected below EPA's National Ambient Air Quality Standards or the action benchmark when an air quality standard had not been previously established. Below is a summary of Camp Minden Air Monitoring Data collected at the location referenced above. The table contains a detailed listing of the following: 1 Average reading of each analyte from August 20, 2016 1800 through August 21, 2016, 2016 1800 2 Highest measurement of each analyte from August 20, 2016 1800 through August 21, 2016 1800 National Ambient Air Quality Standards (NAAQS) of criteria pollutants (CO, N02, S02, and PM2.5) are listed with specific time frames and calculation formulas. Please visit NAAQS website for more in-depth information on how these are calculated - https://www.epa.gov/criteria-air-pollutants/naaqs-table. ** Note: PM2.5 was captured in 60-min averages. All other analytes were captured in 1-min averages. Negative BAM readings continued to be offset by +4.7. Summary for 21 August 2016 at Camp Minden Area I Analyte Highest Hourly Average Measurement Highest Measurement Units NAAQS Standard CO 0.344 0.360 ppm 35 (1-hour) C02 571.0 593.8 ppm For Monitoring Only NO 1.6 27.4 PPb For Monitoring Only N02 1.6 17.4 PPb 100 (1-hour) NOX 2.6 7.4 PPb 100 (1-hour) S02 0.3 2.3 PPb 75 (1-hour) Analyte Average 24-hour Measurement Highest Measurement Units NAAQS Standard PM 2.5 1.76 13.7 ug/m3 35 (24-hour) ------- Camp Minden Area I Station Location Map for 21 August 2016 ------- ------- ------- Hourly Averages NO (ppb) For Monitoring Only 1.8 1.6 1.4 1.2 1 0.8 0.6 0.4 0.2 0 8/20/16 6:59 PM • NO (ppb) 8/20/16 9:59 PM 8/21/16 12:59 AM 8/21/16 3:59 AM 8/21/16 6:59 AM Date/Time 8/21/16 9:59 AM 8/21/16 12:59 PM 8/21/16 3:59 PM ------- Hourly Averages N02 (ppb) NAAQS 100 ppb Hourly Averages N02 (ppb) 120 100 80 60 40 20 »N02 (ppb) •NAAQS (ppb) 8/20/16 6:59 PM 8/20/16 8/21/16 8/21/16 8/21/16 9:59 PM 12:59 AM 3:59 AM 6:59 AM Date/Time 8/21/16 8/21/16 8/21/16 9:59 AM 12:59 PM 3:59 PM 8/20/16 8/20/16 8/21/16 8/21/16 8/21/16 8/21/16 8/21/16 8/21/16 6:59 PM 9:59 PM 12:59 AM 3:59 AM 6:59 AM 9:59 AM 12:59 PM 3:59 PM Date/Time ------- ------- ------- 24 Hour Average PM 2.5 (ug/m3) NAAQS 35 ug/m3 40 -i 35 30 25 20 15 10 8/20/16 8/20/16 8/20/16 8/21/16 8/21/16 8/21/16 8/21/16 8/21/16 8/21/16 8/21/16 8/21/16 8/21/16 6:59 PM 8:59 PM 10:59 PM 12:59 AM 2:59 AM 4:59 AM 6:59 AM 8:59 AM 10:59 AM 12:59 PM 2:59 PM 4:59 PM Date/Time ------- Hourly Averages PM 2.5 (ug/m3) 8/20/16 8/20/16 8/21/16 8/21/16 8/21/16 8/21/16 8/21/16 8/21/16 6:59 PM 9:59 PM 12:59 AM 3:59 AM 6:59 AM 9:59 AM 12:59 PM 3:59 PM Date/Time ------- |