Air quality questions by Amy Lindahl https://padlet.com/alindahl4/i0roef8x4n1ebmf0 Take screenshots and upload images, add questions about air quality en-us 2021-10-23 19:47:45 UTC 2025-06-09 15:44:24 UTC hello@padlet.com lc210109 https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838427320 I'm very curious about what is going on here.]]> 2021-10-23 20:39:21 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838427320 What's going on here? https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838427333 Sensor errors? Strong point source?]]> 2021-10-23 20:39:22 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838427333 ldwhite24 https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838427601 I think about the news yesterday about a recycling plant that is impacting the Cully neighborhood: https://www.opb.org/article/2021/10/22/portland-glass-recycler-reaches-agreement-with-oregon-to-curb-its-air-pollution/

]]> 2021-10-23 20:39:40 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838427601 waksmlau https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838427609 Next to the freeway?]]> 2021-10-23 20:39:41 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838427609 What is located near Halsey and 52nd that is making the AQI higher? sternbergm https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838427712 2021-10-23 20:39:48 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838427712 I am curious as to the sources of pollution. Also, how do the wind and other environmental forces affect the numbers? https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838428181 2021-10-23 20:40:24 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838428181 lc210109 https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838428324 Not many sensors over here.]]> 2021-10-23 20:40:35 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838428324 ldwhite24 https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838428441 I wonder why some numbers to close to each other are so different

]]> 2021-10-23 20:40:44 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838428441 What accounts for the variance? and what is going on with the mattheww18 https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838428636 What is going on Here: 

]]> 2021-10-23 20:41:00 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838428636 Wondering how to interpret this data? elizabethohvall https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838428700 2021-10-23 20:41:04 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838428700 https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838428793 I'm curious why it changes so much throughout the day, and can get worse at night. I wonder whether this is fireplace/woodstove fires or is it releases from companies?

]]> 2021-10-23 20:41:11 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838428793 mattheww18 https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838429380 serious reliability questions... some areas  seem to jump 100% to nearby sensors

]]> 2021-10-23 20:41:52 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838429380 I'd be curious to see how the sensor map lines up with a population map and SES data. lc210109 https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838429521 2021-10-23 20:42:04 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838429521 Does this app desensitize us to what the ratings actually mean? There is background knowledge missing https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838430218 2021-10-23 20:42:50 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838430218 ldwhite24 https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838430219 What are the demographic differences in areas with different levels?]]> 2021-10-23 20:42:50 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838430219 Who is able to make the choice to stay inside when the AQI is dangerous? waksmlau https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838430242 2021-10-23 20:42:52 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838430242 AirNow.gov https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838430359 Alternative sensors: 
https://gispub.epa.gov/airnow/?xmin=-13730291.66643227&ymin=5643536.207211249&xmax=-13581575.784200631&ymax=5737579.150636302&clayer=ozonepm&mlayer=none]]> 2021-10-23 20:43:01 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838430359 Who can afford (or has the property) necessary to be a "citizen scientist" and even witness the AQ mattheww18 https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838430439 2021-10-23 20:43:06 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838430439 Who puts up the sensors and decides where they go? lc210109 https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838430444 2021-10-23 20:43:07 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838430444 Sparse data in some areas https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838430692 2021-10-23 20:43:26 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838430692 anyone can request to have a sensor? ldwhite24 https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838430809 2021-10-23 20:43:33 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838430809 What are we doing to prevent this from impacting people who are experiencing homelessness? elizabethohvall https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838431705 2021-10-23 20:44:40 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838431705 Who is buying these sensors? https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838432571 2021-10-23 20:45:43 UTC https://padlet.com/alindahl4/i0roef8x4n1ebmf0/wish/1838432571