15. Fontana, California
> LawnStarter score: 44.4
> Resident satisfaction with city cleanliness: #21 worst out of 200 cities
> Avg daily PM2.5 (county): 14.8 micrograms per cubic meter
> Population: 210,759
14. Phoenix, Arizona
> LawnStarter score: 44.8
> Resident satisfaction with city cleanliness: #38 worst out of 200 cities
> Avg daily PM2.5 (county): 9.5 micrograms per cubic meter
> Population: 1,633,017
13. Mesa, Arizona
> LawnStarter score: 45
> Resident satisfaction with city cleanliness: #43 worst out of 200 cities
> Avg daily PM2.5 (county): 9.5 micrograms per cubic meter
> Population: 499,720
12. Glendale, California
> LawnStarter score: 46.3
> Resident satisfaction with city cleanliness: #78 worst out of 200 cities
> Avg daily PM2.5 (county): 12 micrograms per cubic meter
> Population: 200,232
11. Aurora, Illinois
> LawnStarter score: 46.4
> Resident satisfaction with city cleanliness: #52 worst out of 200 cities
> Avg daily PM2.5 (county): 7.8 micrograms per cubic meter
> Population: 199,927
