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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | Moderate | ||
Tree pollen | Moderate | ||
Grass pollen | Low | ||
Weed pollen | None |
Weather | Scattered clouds |
Temperature | 46.4°F |
Humidity | 76% |
Wind | 11.5 mp/h |
Pressure | 30 Hg |
# | city | US AQI |
---|---|---|
1 | Mecca, California | 88 |
2 | Corpus Christi, Texas | 80 |
3 | Maricopa, Arizona | 77 |
4 | Thermal, California | 77 |
5 | Deschutes River Woods, Oregon | 75 |
6 | Pahrump, Nevada | 74 |
7 | Canton, Ohio | 71 |
8 | Harrisburg, Pennsylvania | 69 |
9 | Coachella, California | 68 |
10 | Claremont, California | 67 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Boulder - CU - 2102 Athens St. | 44 |
2 | Canyon Pointe Park | 37 |
3 | Boulder Reservoir | 28 |
4 | Norlin Library | 25 |
5 | Gillaspie Dr | 23 |
6 | Bean Mountain Lane | 20 |
7 | Miami Way | 20 |
8 | South 42nd Street | 20 |
9 | Aztec Central | 19 |
10 | Dartmouth Avenue | 19 |
(local time)
SEE WORLD AQI RANKINGUS AQI
17
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 17 US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 3.1µg/m³ | |
PM10 | 17µg/m³ |
PM2.5 concentration in Boulder air currently meets the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Friday, May 17 | Good 38 AQI US | 73.4° 51.8° | 13.4 mp/h | |
Saturday, May 18 | Good 39 AQI US | 77° 51.8° | 20.1 mp/h | |
Sunday, May 19 | Good 40 AQI US | 71.6° 46.4° | 8.9 mp/h | |
Today | Good 17 AQI US | 30% | 71.6° 46.4° | 8.9 mp/h |
Tuesday, May 21 | Good 19 AQI US | 100% | 62.6° 44.6° | 11.2 mp/h |
Wednesday, May 22 | Good 9 AQI US | 69.8° 39.2° | 11.2 mp/h | |
Thursday, May 23 | Good 20 AQI US | 75.2° 50° | 22.4 mp/h | |
Friday, May 24 | Good 29 AQI US | 80% | 69.8° 39.2° | 8.9 mp/h |
Saturday, May 25 | Good 30 AQI US | 60% | 68° 44.6° | 11.2 mp/h |
Sunday, May 26 | Moderate 62 AQI US | 69.8° 42.8° | 22.4 mp/h |
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28 stations