AirCheck in the United States region
384 observations117 strongest (AQI)
- 86Vancouver — AQI 86Vancouver, Canada · Moderate · 86 AQI
- 13Montreal — AQI 13Montreal, Canada · Good · 13 AQI
- 24Toronto — AQI 24Toronto, Canada · Good · 24 AQI
- 35Washington — AQI 35Washington, USA · Good · 35 AQI
- 14Miami — AQI 14Miami, USA · Good · 14 AQI
- 10Denver — AQI 10Denver, USA · Good · 10 AQI
- 38Seattle — AQI 38Seattle, USA · Good · 38 AQI
- 48San Francisco — AQI 48San Francisco, USA · Good · 48 AQI
- 37Phoenix — AQI 37Phoenix, USA · Good · 37 AQI
- 50Chicago — AQI 50Chicago, USA · Good · 50 AQI
- 28Los Angeles — AQI 28Los Angeles, USA · Good · 28 AQI
- 32New York — AQI 32New York, USA · Good · 32 AQI
- 75Vancouver — AQI 75 (daily mean)Vancouver, Canada · Moderate · 75 AQI
- 51Montreal — AQI 51 (daily mean)Montreal, Canada · Moderate · 51 AQI
- 31Toronto — AQI 31 (daily mean)Toronto, Canada · Good · 31 AQI
- 36Washington — AQI 36 (daily mean)Washington, USA · Good · 36 AQI
- 21Miami — AQI 21 (daily mean)Miami, USA · Good · 21 AQI
- 28Denver — AQI 28 (daily mean)Denver, USA · Good · 28 AQI
- 43Seattle — AQI 43 (daily mean)Seattle, USA · Good · 43 AQI
- 58San Francisco — AQI 58 (daily mean)San Francisco, USA · Moderate · 58 AQI
- 50Phoenix — AQI 50 (daily mean)Phoenix, USA · Good · 50 AQI
- 30Chicago — AQI 30 (daily mean)Chicago, USA · Good · 30 AQI
- 55Los Angeles — AQI 55 (daily mean)Los Angeles, USA · Moderate · 55 AQI
- 66New York — AQI 66 (daily mean)New York, USA · Moderate · 66 AQI
- 68Vancouver — AQI 68 (daily mean)Vancouver, Canada · Moderate · 68 AQI
- 38Montreal — AQI 38 (daily mean)Montreal, Canada · Good · 38 AQI
- 48Toronto — AQI 48 (daily mean)Toronto, Canada · Good · 48 AQI
- 40Washington — AQI 40 (daily mean)Washington, USA · Good · 40 AQI
- 26Miami — AQI 26 (daily mean)Miami, USA · Good · 26 AQI
- 56Denver — AQI 56 (daily mean)Denver, USA · Moderate · 56 AQI
- 63Seattle — AQI 63 (daily mean)Seattle, USA · Moderate · 63 AQI
- 48San Francisco — AQI 48 (daily mean)San Francisco, USA · Good · 48 AQI
- 33Phoenix — AQI 33 (daily mean)Phoenix, USA · Good · 33 AQI
- 30Chicago — AQI 30 (daily mean)Chicago, USA · Good · 30 AQI
- 57Los Angeles — AQI 57 (daily mean)Los Angeles, USA · Moderate · 57 AQI
- 58New York — AQI 58 (daily mean)New York, USA · Moderate · 58 AQI
- 53Vancouver — AQI 53 (daily mean)Vancouver, Canada · Moderate · 53 AQI
- 28Montreal — AQI 28 (daily mean)Montreal, Canada · Good · 28 AQI
- 41Toronto — AQI 41 (daily mean)Toronto, Canada · Good · 41 AQI
- 44Washington — AQI 44 (daily mean)Washington, USA · Good · 44 AQI
- 17Miami — AQI 17 (daily mean)Miami, USA · Good · 17 AQI
- 27Denver — AQI 27 (daily mean)Denver, USA · Good · 27 AQI
- 26Seattle — AQI 26 (daily mean)Seattle, USA · Good · 26 AQI
- 33San Francisco — AQI 33 (daily mean)San Francisco, USA · Good · 33 AQI
- 33Phoenix — AQI 33 (daily mean)Phoenix, USA · Good · 33 AQI
- 32Chicago — AQI 32 (daily mean)Chicago, USA · Good · 32 AQI
- 56Los Angeles — AQI 56 (daily mean)Los Angeles, USA · Moderate · 56 AQI
- 56New York — AQI 56 (daily mean)New York, USA · Moderate · 56 AQI
- 60Vancouver — AQI 60 (daily mean)Vancouver, Canada · Moderate · 60 AQI
- 18Montreal — AQI 18 (daily mean)Montreal, Canada · Good · 18 AQI
- 26Toronto — AQI 26 (daily mean)Toronto, Canada · Good · 26 AQI
- 62Washington — AQI 62 (daily mean)Washington, USA · Moderate · 62 AQI
- 19Miami — AQI 19 (daily mean)Miami, USA · Good · 19 AQI
- 51Denver — AQI 51 (daily mean)Denver, USA · Moderate · 51 AQI
- 52Seattle — AQI 52 (daily mean)Seattle, USA · Moderate · 52 AQI
- 31San Francisco — AQI 31 (daily mean)San Francisco, USA · Good · 31 AQI
- 43Phoenix — AQI 43 (daily mean)Phoenix, USA · Good · 43 AQI
- 30Chicago — AQI 30 (daily mean)Chicago, USA · Good · 30 AQI
- 60Los Angeles — AQI 60 (daily mean)Los Angeles, USA · Moderate · 60 AQI
- 57New York — AQI 57 (daily mean)New York, USA · Moderate · 57 AQI
- 48Vancouver — AQI 48 (daily mean)Vancouver, Canada · Good · 48 AQI
- 31Montreal — AQI 31 (daily mean)Montreal, Canada · Good · 31 AQI
- 25Toronto — AQI 25 (daily mean)Toronto, Canada · Good · 25 AQI
- 33Washington — AQI 33 (daily mean)Washington, USA · Good · 33 AQI
- 20Miami — AQI 20 (daily mean)Miami, USA · Good · 20 AQI
- 36Denver — AQI 36 (daily mean)Denver, USA · Good · 36 AQI
- 57Seattle — AQI 57 (daily mean)Seattle, USA · Moderate · 57 AQI
- 34San Francisco — AQI 34 (daily mean)San Francisco, USA · Good · 34 AQI
- 37Phoenix — AQI 37 (daily mean)Phoenix, USA · Good · 37 AQI
- 56Chicago — AQI 56 (daily mean)Chicago, USA · Moderate · 56 AQI
- 69Los Angeles — AQI 69 (daily mean)Los Angeles, USA · Moderate · 69 AQI
- 48New York — AQI 48 (daily mean)New York, USA · Good · 48 AQI
- 67Vancouver — AQI 67 (daily mean)Vancouver, Canada · Moderate · 67 AQI
- 40Montreal — AQI 40 (daily mean)Montreal, Canada · Good · 40 AQI
- 32Toronto — AQI 32 (daily mean)Toronto, Canada · Good · 32 AQI
- 43Washington — AQI 43 (daily mean)Washington, USA · Good · 43 AQI
- 31Miami — AQI 31 (daily mean)Miami, USA · Good · 31 AQI
- 24Denver — AQI 24 (daily mean)Denver, USA · Good · 24 AQI
- 53Seattle — AQI 53 (daily mean)Seattle, USA · Moderate · 53 AQI
- 40San Francisco — AQI 40 (daily mean)San Francisco, USA · Good · 40 AQI
- 43Phoenix — AQI 43 (daily mean)Phoenix, USA · Good · 43 AQI
- 63Chicago — AQI 63 (daily mean)Chicago, USA · Moderate · 63 AQI
- 61Los Angeles — AQI 61 (daily mean)Los Angeles, USA · Moderate · 61 AQI
- 60New York — AQI 60 (daily mean)New York, USA · Moderate · 60 AQI
- 24Vancouver — AQI 24 (daily mean)Vancouver, Canada · Good · 24 AQI
- 34Montreal — AQI 34 (daily mean)Montreal, Canada · Good · 34 AQI
- 54Toronto — AQI 54 (daily mean)Toronto, Canada · Moderate · 54 AQI
- 54Washington — AQI 54 (daily mean)Washington, USA · Moderate · 54 AQI
- 35Miami — AQI 35 (daily mean)Miami, USA · Good · 35 AQI
- 37Denver — AQI 37 (daily mean)Denver, USA · Good · 37 AQI
- 17Seattle — AQI 17 (daily mean)Seattle, USA · Good · 17 AQI
- 30San Francisco — AQI 30 (daily mean)San Francisco, USA · Good · 30 AQI
- 35Phoenix — AQI 35 (daily mean)Phoenix, USA · Good · 35 AQI
- 57Chicago — AQI 57 (daily mean)Chicago, USA · Moderate · 57 AQI
- 66Los Angeles — AQI 66 (daily mean)Los Angeles, USA · Moderate · 66 AQI
- 57New York — AQI 57 (daily mean)New York, USA · Moderate · 57 AQI
- 17Vancouver — AQI 17 (daily mean)Vancouver, Canada · Good · 17 AQI
- 26Montreal — AQI 26 (daily mean)Montreal, Canada · Good · 26 AQI
- 50Toronto — AQI 50 (daily mean)Toronto, Canada · Good · 50 AQI
- 53Washington — AQI 53 (daily mean)Washington, USA · Moderate · 53 AQI
- 40Miami — AQI 40 (daily mean)Miami, USA · Good · 40 AQI
- 35Denver — AQI 35 (daily mean)Denver, USA · Good · 35 AQI
- 13Seattle — AQI 13 (daily mean)Seattle, USA · Good · 13 AQI
- 44San Francisco — AQI 44 (daily mean)San Francisco, USA · Good · 44 AQI
- 43Phoenix — AQI 43 (daily mean)Phoenix, USA · Good · 43 AQI
- 59Chicago — AQI 59 (daily mean)Chicago, USA · Moderate · 59 AQI
- 71Los Angeles — AQI 71 (daily mean)Los Angeles, USA · Moderate · 71 AQI
- 54New York — AQI 54 (daily mean)New York, USA · Moderate · 54 AQI
- 62Vancouver — AQI 62 (daily mean)Vancouver, Canada · Moderate · 62 AQI
- 36Montreal — AQI 36 (daily mean)Montreal, Canada · Good · 36 AQI
- 83Toronto — AQI 83 (daily mean)Toronto, Canada · Moderate · 83 AQI
- 47Washington — AQI 47 (daily mean)Washington, USA · Good · 47 AQI
- 24Miami — AQI 24 (daily mean)Miami, USA · Good · 24 AQI
- 43Denver — AQI 43 (daily mean)Denver, USA · Good · 43 AQI
- 45Seattle — AQI 45 (daily mean)Seattle, USA · Good · 45 AQI
- 48San Francisco — AQI 48 (daily mean)San Francisco, USA · Good · 48 AQI
- 57Phoenix — AQI 57 (daily mean)Phoenix, USA · Moderate · 57 AQI
- 54Chicago — AQI 54 (daily mean)Chicago, USA · Moderate · 54 AQI
- 62Los Angeles — AQI 62 (daily mean)Los Angeles, USA · Moderate · 62 AQI
- 67New York — AQI 67 (daily mean)New York, USA · Moderate · 67 AQI
- 54Vancouver — AQI 54 (daily mean)Vancouver, Canada · Moderate · 54 AQI
- 53Montreal — AQI 53 (daily mean)Montreal, Canada · Moderate · 53 AQI
- 36Toronto — AQI 36 (daily mean)Toronto, Canada · Good · 36 AQI
- 63Washington — AQI 63 (daily mean)Washington, USA · Moderate · 63 AQI
- 16Miami — AQI 16 (daily mean)Miami, USA · Good · 16 AQI
- 19Denver — AQI 19 (daily mean)Denver, USA · Good · 19 AQI
- 48Seattle — AQI 48 (daily mean)Seattle, USA · Good · 48 AQI
- 43San Francisco — AQI 43 (daily mean)San Francisco, USA · Good · 43 AQI
- 27Phoenix — AQI 27 (daily mean)Phoenix, USA · Good · 27 AQI
- 36Chicago — AQI 36 (daily mean)Chicago, USA · Good · 36 AQI
- 70Los Angeles — AQI 70 (daily mean)Los Angeles, USA · Moderate · 70 AQI
- 54New York — AQI 54 (daily mean)New York, USA · Moderate · 54 AQI
- 33Vancouver — AQI 33 (daily mean)Vancouver, Canada · Good · 33 AQI
- 23Montreal — AQI 23 (daily mean)Montreal, Canada · Good · 23 AQI
- 35Toronto — AQI 35 (daily mean)Toronto, Canada · Good · 35 AQI
- 53Washington — AQI 53 (daily mean)Washington, USA · Moderate · 53 AQI
- 18Miami — AQI 18 (daily mean)Miami, USA · Good · 18 AQI
- 24Denver — AQI 24 (daily mean)Denver, USA · Good · 24 AQI
- 24Seattle — AQI 24 (daily mean)Seattle, USA · Good · 24 AQI
- 39San Francisco — AQI 39 (daily mean)San Francisco, USA · Good · 39 AQI
- 41Phoenix — AQI 41 (daily mean)Phoenix, USA · Good · 41 AQI
- 23Chicago — AQI 23 (daily mean)Chicago, USA · Good · 23 AQI
- 102Los Angeles — AQI 102 (daily mean)Los Angeles, USA · Unhealthy (sensitive) · 102 AQI
- 57New York — AQI 57 (daily mean)New York, USA · Moderate · 57 AQI
- 39Vancouver — AQI 39 (daily mean)Vancouver, Canada · Good · 39 AQI
- 50Montreal — AQI 50 (daily mean)Montreal, Canada · Good · 50 AQI
- 39Toronto — AQI 39 (daily mean)Toronto, Canada · Good · 39 AQI
- 54Washington — AQI 54 (daily mean)Washington, USA · Moderate · 54 AQI
- 20Miami — AQI 20 (daily mean)Miami, USA · Good · 20 AQI
- 29Denver — AQI 29 (daily mean)Denver, USA · Good · 29 AQI
- 23Seattle — AQI 23 (daily mean)Seattle, USA · Good · 23 AQI
- 33San Francisco — AQI 33 (daily mean)San Francisco, USA · Good · 33 AQI
- 50Phoenix — AQI 50 (daily mean)Phoenix, USA · Good · 50 AQI
- 51Chicago — AQI 51 (daily mean)Chicago, USA · Moderate · 51 AQI
- 99Los Angeles — AQI 99 (daily mean)Los Angeles, USA · Moderate · 99 AQI
- 43New York — AQI 43 (daily mean)New York, USA · Good · 43 AQI
- 22Vancouver — AQI 22 (daily mean)Vancouver, Canada · Good · 22 AQI
- 30Montreal — AQI 30 (daily mean)Montreal, Canada · Good · 30 AQI
- 15Toronto — AQI 15 (daily mean)Toronto, Canada · Good · 15 AQI
- 55Washington — AQI 55 (daily mean)Washington, USA · Moderate · 55 AQI
- 28Miami — AQI 28 (daily mean)Miami, USA · Good · 28 AQI
- 30Denver — AQI 30 (daily mean)Denver, USA · Good · 30 AQI
- 32Seattle — AQI 32 (daily mean)Seattle, USA · Good · 32 AQI
- 39San Francisco — AQI 39 (daily mean)San Francisco, USA · Good · 39 AQI
- 46Phoenix — AQI 46 (daily mean)Phoenix, USA · Good · 46 AQI
- 33Chicago — AQI 33 (daily mean)Chicago, USA · Good · 33 AQI
- 91Los Angeles — AQI 91 (daily mean)Los Angeles, USA · Moderate · 91 AQI
- 64New York — AQI 64 (daily mean)New York, USA · Moderate · 64 AQI
- 45Vancouver — AQI 45 (daily mean)Vancouver, Canada · Good · 45 AQI
- 48Montreal — AQI 48 (daily mean)Montreal, Canada · Good · 48 AQI
- 36Toronto — AQI 36 (daily mean)Toronto, Canada · Good · 36 AQI
- 40Washington — AQI 40 (daily mean)Washington, USA · Good · 40 AQI
- 26Miami — AQI 26 (daily mean)Miami, USA · Good · 26 AQI
- 45Denver — AQI 45 (daily mean)Denver, USA · Good · 45 AQI
- 15Seattle — AQI 15 (daily mean)Seattle, USA · Good · 15 AQI
- 25San Francisco — AQI 25 (daily mean)San Francisco, USA · Good · 25 AQI
- 38Phoenix — AQI 38 (daily mean)Phoenix, USA · Good · 38 AQI
- 51Chicago — AQI 51 (daily mean)Chicago, USA · Moderate · 51 AQI
- 98Los Angeles — AQI 98 (daily mean)Los Angeles, USA · Moderate · 98 AQI
- 53New York — AQI 53 (daily mean)New York, USA · Moderate · 53 AQI
- 71Vancouver — AQI 71 (daily mean)Vancouver, Canada · Moderate · 71 AQI
- 29Montreal — AQI 29 (daily mean)Montreal, Canada · Good · 29 AQI
- 36Toronto — AQI 36 (daily mean)Toronto, Canada · Good · 36 AQI
- 60Washington — AQI 60 (daily mean)Washington, USA · Moderate · 60 AQI
- 18Miami — AQI 18 (daily mean)Miami, USA · Good · 18 AQI
- 47Denver — AQI 47 (daily mean)Denver, USA · Good · 47 AQI
- 37Seattle — AQI 37 (daily mean)Seattle, USA · Good · 37 AQI
- 30San Francisco — AQI 30 (daily mean)San Francisco, USA · Good · 30 AQI
- 32Phoenix — AQI 32 (daily mean)Phoenix, USA · Good · 32 AQI
- 45Chicago — AQI 45 (daily mean)Chicago, USA · Good · 45 AQI
- 84Los Angeles — AQI 84 (daily mean)Los Angeles, USA · Moderate · 84 AQI
- 55New York — AQI 55 (daily mean)New York, USA · Moderate · 55 AQI
- 67Vancouver — AQI 67 (daily mean)Vancouver, Canada · Moderate · 67 AQI
- 37Montreal — AQI 37 (daily mean)Montreal, Canada · Good · 37 AQI
- 27Toronto — AQI 27 (daily mean)Toronto, Canada · Good · 27 AQI
- 40Washington — AQI 40 (daily mean)Washington, USA · Good · 40 AQI
- 24Miami — AQI 24 (daily mean)Miami, USA · Good · 24 AQI
- 38Denver — AQI 38 (daily mean)Denver, USA · Good · 38 AQI
- 61Seattle — AQI 61 (daily mean)Seattle, USA · Moderate · 61 AQI
- 26San Francisco — AQI 26 (daily mean)San Francisco, USA · Good · 26 AQI