1. Olympic Region Clean Air Agency Air quality summary for February 2012 Presented by Jimmy Werner, slides by Mark Moore, 13Mar12

2. Olympic Region Clean Air Agency, Olympia, WA 98501

9. Numerical and Categorical* February 2012 Air Quality (PM2.5) Aberdeen: 29 days GOOD Cheeka Peak Observatory: 28 days GOOD and 1 day Unknown** Lacey: 24 days GOOD, 2 MODERATE, 2 USG and 1 UNHEALTHY Port Angeles: 21 days of GOOD, 7 MODERATE and 1 USG Port Townsend: 29 days GOOD Raymond: 29 days GOOD Shelton: 25 days GOOD and 4 MODERATE * According to the Washington Air Quality Advisory (WAQA) ** Unknown days generally define an instrument or infrastructure failure

10. Olympic Region Clean Air Agency, Olympia, WA 98501 Cheeka Peak Observatory receives a new shelter funds provided by EPA Grant Old shelter in poor condition Leaks Rusted What is Monitored at Cheeka Peak? Trace gasses CO – Carbon Monoxide O3 – Ozone SO2 – Sulfur Dioxide NOX/NO – Nitrogen Species Others Wind speed Wind Direction Precipitation Solar Energy (Radiometer) NPM2.5

11. QUESTIONS?