From purpleair.com: Eastern Pennsylvania has MUCH worse air quality than Western Pennsylvania tonight. Submitted by Extreme_Qwerty t3_zwzyuk on December 28, 2022 at 4:15 AM in Pennsylvania 39 comments 79
chertbae t1_j1xzpo3 wrote on December 28, 2022 at 5:43 AM The areas where it seems highest (those 134 markers between Harrisburg and Philly) probably is due to Deka combined with what other people have been saying about the inversion. Permalink 10
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