Laserfiche WebLink
Roof of Hal Holmes Center in Ellensburg <br />A Nephelometer <br />EPA Monitors for 3 Years <br /> <br />PM2.5 Standards <br />o Annual mean (averaged over 3 years) : 12 𝜇𝑔 <br />𝑚3 <br />o 24 hr mean (averaged over 3 years): 35 𝜇𝑔 <br />𝑚3 <br />Presented 08/18/2016, KCPHD