10-11-2012 13:00; PM2.5; 139.0; 193; Unhealthy (at 24-hour exposure at this level)
10:07 PM - 10 Oct 2012
0 replies
2 retweets
1 like
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.