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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | Low | ||
Tree pollen | None | ||
Grass pollen | Low | ||
Weed pollen | None |
Weather | Scattered clouds |
Temperature | 80.6°F |
Humidity | 42% |
Wind | 4.6 mp/h |
Pressure | 29.9 Hg |
# | city | US AQI |
---|---|---|
1 | ![]() | 65 |
2 | ![]() | 61 |
3 | ![]() | 54 |
4 | ![]() | 49 |
5 | ![]() | 37 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Sofia - Druzhba | 75 |
2 | Obelya 2 - 242A | 68 |
3 | Sofia - Nadezhda | 62 |
4 | Sofia - Kopitoto | 60 |
5 | София Добруджа 5 | 58 |
6 | Shipchenski prohod | 56 |
7 | Anglo-American School: Balkan | 55 |
8 | Borovo - Rodopski izvor | 53 |
9 | Sofia - Hipodruma | 52 |
10 | Anglo-American School: Rila | 39 |
(local time)
SEE WORLD AQI RANKINGUS AQI
49
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 49 US AQI | O3 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 7µg/m³ | |
PM10 | 27.7µg/m³ | |
O3 | 120.4µg/m³ | |
NO2 | 9.8µg/m³ | |
SO2 | 8µg/m³ |
PM2.5
x1.4
PM2.5 concentration in Sofia is currently 1.4 times the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Saturday, Jul 20 | Moderate 59 AQI US | 95° 66.2° | ||
Sunday, Jul 21 | Moderate 64 AQI US | 91.4° 64.4° | ||
Monday, Jul 22 | Moderate 70 AQI US | 91.4° 66.2° | ||
Today | Good 49 AQI US | 84.2° 64.4° | ||
Wednesday, Jul 24 | Moderate 52 AQI US | 89.6° 64.4° | ||
Thursday, Jul 25 | Good 50 AQI US | 69.8° 60.8° | ||
Friday, Jul 26 | Good 38 AQI US | 84.2° 59° | ||
Saturday, Jul 27 | Good 46 AQI US | 89.6° 60.8° | ||
Sunday, Jul 28 | Moderate 61 AQI US | 93.2° 62.6° | ||
Monday, Jul 29 | Moderate 68 AQI US | 95° 64.4° |
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5Contributors
Educational Contributor
3 stations
4 Individual Contributors
1 station
1 station
1 station
2 stations
2 Data sources