Sosan, Chungnam, South Korea Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
August Air Quality Analysis
Sosan, Chungnam, South Korea
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
17th Aug 2024
77AQILowest AQI recorded on
9th Aug 2026
17AQISame Day Analysis (11th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 30 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 10th Aug - 11th Aug 2026
Sosan, Chungnam, South Korea
AQI
Day
Night
.
5 AM10th Aug 2026
7 PM
4 AM11th Aug 2026
Day time
Avg. Highest Time
2PM10th Aug
38AQI
Avg. Lowest Time
8AM10th Aug
13AQI
Night time
Avg. Highest Time
12AM11th Aug
28AQI
Avg. Lowest Time
4AM11th Aug
23AQI
In the last 24 hours,
Sosan's AQI reached its highest point of 38 at 2 PM during the Day, while the lowest point, 13, was recorded at 8 AM during the Day between 10th Aug and 11th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Sosan, Chungnam, South Korea
JulAug
13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th
Day
Night
13th Jul 2026205 AMAQI
13th Jul 2026206 AMAQI
13th Jul 2026207 AMAQI
13th Jul 2026348 AMAQI
13th Jul 2026439 AMAQI
13th Jul 20265410 AMAQI
13th Jul 20264111 AMAQI
13th Jul 20263512 PMAQI
13th Jul 2026331 PMAQI
13th Jul 2026282 PMAQI
13th Jul 2026253 PMAQI
13th Jul 2026234 PMAQI
13th Jul 2026295 PMAQI
13th Jul 2026356 PMAQI
13th Jul 2026367 PMAQI
13th Jul 2026388 PMAQI
13th Jul 2026349 PMAQI
13th Jul 20262510 PMAQI
13th Jul 20262311 PMAQI
14th Jul 20262012 AMAQI
14th Jul 2026271 AMAQI
14th Jul 2026332 AMAQI
14th Jul 2026253 AMAQI
14th Jul 2026154 AMAQI
27°C25/29°C
14th Jul 2026125 AMAQI
14th Jul 2026146 AMAQI
14th Jul 2026177 AMAQI
14th Jul 2026198 AMAQI
14th Jul 2026279 AMAQI
14th Jul 20261910 AMAQI
14th Jul 20261811 AMAQI
14th Jul 20263012 PMAQI
14th Jul 2026321 PMAQI
14th Jul 2026222 PMAQI
14th Jul 2026223 PMAQI
14th Jul 2026214 PMAQI
14th Jul 2026225 PMAQI
14th Jul 2026196 PMAQI
14th Jul 2026247 PMAQI
14th Jul 2026268 PMAQI
14th Jul 2026279 PMAQI
14th Jul 20262610 PMAQI
14th Jul 20262611 PMAQI
15th Jul 20262712 AMAQI
15th Jul 2026291 AMAQI
15th Jul 2026312 AMAQI
15th Jul 2026323 AMAQI
15th Jul 2026324 AMAQI
26°C24/27°C
15th Jul 2026385 AMAQI
15th Jul 2026336 AMAQI
15th Jul 2026317 AMAQI
15th Jul 2026358 AMAQI
15th Jul 2026269 AMAQI
15th Jul 20262810 AMAQI
15th Jul 20262611 AMAQI
15th Jul 20262412 PMAQI
15th Jul 2026251 PMAQI
15th Jul 2026242 PMAQI
15th Jul 2026273 PMAQI
15th Jul 2026294 PMAQI
15th Jul 2026305 PMAQI
15th Jul 2026276 PMAQI
15th Jul 2026297 PMAQI
15th Jul 2026308 PMAQI
15th Jul 2026309 PMAQI
15th Jul 20263910 PMAQI
15th Jul 20263211 PMAQI
16th Jul 20263412 AMAQI
16th Jul 2026361 AMAQI
16th Jul 2026382 AMAQI
16th Jul 2026333 AMAQI
16th Jul 2026384 AMAQI
25°C23/27°C
16th Jul 2026355 AMAQI
16th Jul 2026346 AMAQI
16th Jul 2026337 AMAQI
16th Jul 2026308 AMAQI
16th Jul 2026399 AMAQI
16th Jul 20265710 AMAQI
16th Jul 20265211 AMAQI
16th Jul 20263412 PMAQI
16th Jul 2026311 PMAQI
16th Jul 2026242 PMAQI
16th Jul 2026203 PMAQI
16th Jul 2026194 PMAQI
16th Jul 2026195 PMAQI
16th Jul 2026176 PMAQI
16th Jul 2026177 PMAQI
16th Jul 2026228 PMAQI
16th Jul 2026269 PMAQI
16th Jul 20262610 PMAQI
16th Jul 20263111 PMAQI
17th Jul 20264112 AMAQI
17th Jul 2026391 AMAQI
17th Jul 2026322 AMAQI
17th Jul 2026373 AMAQI
17th Jul 2026394 AMAQI
25°C23/27°C
17th Jul 2026465 AMAQI
17th Jul 2026466 AMAQI
17th Jul 2026477 AMAQI
17th Jul 2026498 AMAQI
17th Jul 2026509 AMAQI
17th Jul 20263910 AMAQI
17th Jul 20264411 AMAQI
17th Jul 20266012 PMAQI
17th Jul 2026761 PMAQI
17th Jul 2026752 PMAQI
17th Jul 2026813 PMAQI
17th Jul 2026734 PMAQI
17th Jul 2026675 PMAQI
17th Jul 2026626 PMAQI
17th Jul 2026617 PMAQI
17th Jul 2026628 PMAQI
17th Jul 2026629 PMAQI
17th Jul 20266210 PMAQI
17th Jul 20266411 PMAQI
18th Jul 20266612 AMAQI
18th Jul 2026621 AMAQI
18th Jul 2026492 AMAQI
18th Jul 2026413 AMAQI
18th Jul 2026354 AMAQI
24°C23/26°C
18th Jul 2026355 AMAQI
18th Jul 2026426 AMAQI
18th Jul 2026397 AMAQI
18th Jul 2026318 AMAQI
18th Jul 2026279 AMAQI
18th Jul 20262610 AMAQI
18th Jul 20262111 AMAQI
18th Jul 20262212 PMAQI
18th Jul 2026231 PMAQI
18th Jul 2026232 PMAQI
18th Jul 2026243 PMAQI
18th Jul 2026224 PMAQI
18th Jul 2026205 PMAQI
18th Jul 2026216 PMAQI
18th Jul 2026237 PMAQI
18th Jul 2026228 PMAQI
18th Jul 2026199 PMAQI
18th Jul 20261810 PMAQI
18th Jul 20261711 PMAQI
19th Jul 20261712 AMAQI
19th Jul 2026201 AMAQI
19th Jul 2026212 AMAQI
19th Jul 2026243 AMAQI
19th Jul 2026304 AMAQI
24°C23/25°C
19th Jul 2026245 AMAQI
19th Jul 2026316 AMAQI
19th Jul 2026277 AMAQI
19th Jul 2026188 AMAQI
19th Jul 2026189 AMAQI
19th Jul 20262410 AMAQI
19th Jul 20262411 AMAQI
19th Jul 20262312 PMAQI
19th Jul 2026221 PMAQI
19th Jul 2026202 PMAQI
19th Jul 2026193 PMAQI
19th Jul 2026224 PMAQI
19th Jul 2026195 PMAQI
19th Jul 2026176 PMAQI
19th Jul 2026237 PMAQI
19th Jul 2026248 PMAQI
19th Jul 2026169 PMAQI
19th Jul 20261710 PMAQI
19th Jul 20262111 PMAQI
20th Jul 20262512 AMAQI
20th Jul 2026251 AMAQI
20th Jul 2026252 AMAQI
20th Jul 2026283 AMAQI
20th Jul 2026264 AMAQI
23°C22/25°C
20th Jul 2026295 AMAQI
20th Jul 2026266 AMAQI
20th Jul 2026287 AMAQI
20th Jul 2026328 AMAQI
20th Jul 2026349 AMAQI
20th Jul 20263110 AMAQI
20th Jul 20262511 AMAQI
20th Jul 20262412 PMAQI
20th Jul 2026241 PMAQI
20th Jul 2026272 PMAQI
20th Jul 2026343 PMAQI
20th Jul 2026344 PMAQI
20th Jul 2026355 PMAQI
20th Jul 2026366 PMAQI
20th Jul 2026327 PMAQI
20th Jul 2026318 PMAQI
20th Jul 2026309 PMAQI
20th Jul 20262910 PMAQI
20th Jul 20262911 PMAQI
21st Jul 20262912 AMAQI
21st Jul 2026281 AMAQI
21st Jul 2026292 AMAQI
21st Jul 2026303 AMAQI
21st Jul 2026324 AMAQI
24°C22/27°C
21st Jul 2026285 AMAQI
21st Jul 2026256 AMAQI
21st Jul 2026267 AMAQI
21st Jul 2026258 AMAQI
21st Jul 2026279 AMAQI
21st Jul 20263210 AMAQI
21st Jul 20263611 AMAQI
21st Jul 2026301 PMAQI
21st Jul 2026272 PMAQI
21st Jul 2026283 PMAQI
21st Jul 2026284 PMAQI
21st Jul 2026285 PMAQI
21st Jul 2026286 PMAQI
21st Jul 2026777 PMAQI
21st Jul 2026258 PMAQI
21st Jul 2026259 PMAQI
21st Jul 20262510 PMAQI
21st Jul 20264011 PMAQI
22nd Jul 20263812 AMAQI
22nd Jul 2026381 AMAQI
22nd Jul 2026382 AMAQI
22nd Jul 2026323 AMAQI
22nd Jul 2026304 AMAQI
24°C24/25°C
22nd Jul 2026295 AMAQI
22nd Jul 2026286 AMAQI
22nd Jul 2026317 AMAQI
22nd Jul 2026328 AMAQI
22nd Jul 2026319 AMAQI
22nd Jul 20262910 AMAQI
22nd Jul 20263311 AMAQI
22nd Jul 20264912 PMAQI
22nd Jul 2026461 PMAQI
22nd Jul 2026382 PMAQI
22nd Jul 2026343 PMAQI
22nd Jul 2026334 PMAQI
22nd Jul 2026365 PMAQI
22nd Jul 2026406 PMAQI
22nd Jul 2026387 PMAQI
22nd Jul 2026358 PMAQI
22nd Jul 2026349 PMAQI
22nd Jul 20263510 PMAQI
22nd Jul 20263511 PMAQI
23rd Jul 20263612 AMAQI
23rd Jul 2026321 AMAQI
23rd Jul 2026332 AMAQI
23rd Jul 2026323 AMAQI
23rd Jul 2026344 AMAQI
25°C23/27°C
23rd Jul 2026345 AMAQI
23rd Jul 2026346 AMAQI
23rd Jul 2026327 AMAQI
23rd Jul 2026318 AMAQI
23rd Jul 2026409 AMAQI
23rd Jul 20264610 AMAQI
23rd Jul 20264611 AMAQI
23rd Jul 20264012 PMAQI
23rd Jul 2026451 PMAQI
23rd Jul 2026522 PMAQI
23rd Jul 2026403 PMAQI
23rd Jul 2026424 PMAQI
23rd Jul 2026425 PMAQI
23rd Jul 2026456 PMAQI
23rd Jul 2026467 PMAQI
23rd Jul 2026428 PMAQI
23rd Jul 2026369 PMAQI
23rd Jul 20263310 PMAQI
23rd Jul 20263211 PMAQI
24th Jul 20263512 AMAQI
24th Jul 2026331 AMAQI
24th Jul 2026302 AMAQI
24th Jul 2026313 AMAQI
24th Jul 2026304 AMAQI
25°C24/27°C
24th Jul 2026315 AMAQI
24th Jul 2026296 AMAQI
24th Jul 2026287 AMAQI
24th Jul 2026298 AMAQI
24th Jul 2026379 AMAQI
24th Jul 20263910 AMAQI
24th Jul 20264011 AMAQI
24th Jul 20264012 PMAQI
24th Jul 2026281 PMAQI
24th Jul 2026272 PMAQI
24th Jul 2026303 PMAQI
24th Jul 2026304 PMAQI
24th Jul 2026295 PMAQI
24th Jul 2026336 PMAQI
24th Jul 2026247 PMAQI
24th Jul 2026228 PMAQI
24th Jul 2026229 PMAQI
24th Jul 20262210 PMAQI
24th Jul 20262311 PMAQI
25th Jul 20262612 AMAQI
25th Jul 2026241 AMAQI
25th Jul 2026232 AMAQI
25th Jul 2026243 AMAQI
25th Jul 2026264 AMAQI
26°C24/28°C
25th Jul 2026275 AMAQI
25th Jul 2026256 AMAQI
25th Jul 2026257 AMAQI
25th Jul 2026248 AMAQI
25th Jul 2026239 AMAQI
25th Jul 20262410 AMAQI
25th Jul 20263111 AMAQI
25th Jul 20262912 PMAQI
25th Jul 2026221 PMAQI
25th Jul 2026232 PMAQI
25th Jul 2026303 PMAQI
25th Jul 2026294 PMAQI
25th Jul 2026285 PMAQI
25th Jul 2026276 PMAQI
25th Jul 2026277 PMAQI
25th Jul 2026298 PMAQI
25th Jul 2026289 PMAQI
25th Jul 20263010 PMAQI
25th Jul 20262911 PMAQI
26th Jul 20263012 AMAQI
26th Jul 2026271 AMAQI
26th Jul 2026282 AMAQI
26th Jul 2026313 AMAQI
26th Jul 2026284 AMAQI
26°C24/27°C
26th Jul 2026275 AMAQI
26th Jul 2026256 AMAQI
26th Jul 2026287 AMAQI
26th Jul 2026288 AMAQI
26th Jul 2026309 AMAQI
26th Jul 20263010 AMAQI
26th Jul 20262711 AMAQI
26th Jul 20263012 PMAQI
26th Jul 2026281 PMAQI
26th Jul 2026262 PMAQI
26th Jul 2026333 PMAQI
26th Jul 2026304 PMAQI
26th Jul 2026265 PMAQI
26th Jul 2026266 PMAQI
26th Jul 2026287 PMAQI
26th Jul 2026288 PMAQI
26th Jul 2026269 PMAQI
26th Jul 20263410 PMAQI
26th Jul 20263311 PMAQI
27th Jul 20262912 AMAQI
27th Jul 2026301 AMAQI
27th Jul 2026282 AMAQI
27th Jul 2026273 AMAQI
27th Jul 2026394 AMAQI
26°C25/28°C
27th Jul 2026335 AMAQI
27th Jul 2026286 AMAQI
27th Jul 2026297 AMAQI
27th Jul 2026308 AMAQI
27th Jul 2026299 AMAQI
27th Jul 20262610 AMAQI
27th Jul 20262611 AMAQI
27th Jul 20262612 PMAQI
27th Jul 2026291 PMAQI
27th Jul 2026312 PMAQI
27th Jul 2026313 PMAQI
27th Jul 2026334 PMAQI
27th Jul 2026245 PMAQI
27th Jul 2026356 PMAQI
27th Jul 2026357 PMAQI
27th Jul 2026298 PMAQI
27th Jul 2026289 PMAQI
27th Jul 20262510 PMAQI
27th Jul 20262611 PMAQI
28th Jul 20263212 AMAQI
28th Jul 2026301 AMAQI
28th Jul 2026262 AMAQI
28th Jul 2026293 AMAQI
28th Jul 2026264 AMAQI
26°C25/28°C
28th Jul 2026265 AMAQI
28th Jul 2026336 AMAQI
28th Jul 2026267 AMAQI
28th Jul 2026288 AMAQI
28th Jul 2026299 AMAQI
28th Jul 20263310 AMAQI
28th Jul 20264111 AMAQI
28th Jul 20264212 PMAQI
28th Jul 2026491 PMAQI
28th Jul 2026432 PMAQI
28th Jul 2026483 PMAQI
28th Jul 2026464 PMAQI
28th Jul 2026365 PMAQI
28th Jul 2026286 PMAQI
28th Jul 2026267 PMAQI
28th Jul 2026258 PMAQI
28th Jul 2026229 PMAQI
28th Jul 20262210 PMAQI
28th Jul 20262311 PMAQI
29th Jul 20262512 AMAQI
29th Jul 2026261 AMAQI
29th Jul 2026252 AMAQI
29th Jul 2026263 AMAQI
29th Jul 2026254 AMAQI
27°C25/29°C
29th Jul 2026255 AMAQI
29th Jul 2026256 AMAQI
29th Jul 2026237 AMAQI
29th Jul 2026258 AMAQI
29th Jul 2026249 AMAQI
29th Jul 20262810 AMAQI
29th Jul 20262811 AMAQI
29th Jul 20262412 PMAQI
29th Jul 2026321 PMAQI
29th Jul 2026352 PMAQI
29th Jul 2026383 PMAQI
29th Jul 2026374 PMAQI
29th Jul 2026375 PMAQI
29th Jul 2026376 PMAQI
29th Jul 2026317 PMAQI
29th Jul 2026268 PMAQI
29th Jul 2026259 PMAQI
29th Jul 20262410 PMAQI
29th Jul 20262411 PMAQI
30th Jul 20262012 AMAQI
30th Jul 2026231 AMAQI
30th Jul 2026262 AMAQI
30th Jul 2026263 AMAQI
30th Jul 2026244 AMAQI
26°C25/29°C
30th Jul 2026235 AMAQI
30th Jul 2026246 AMAQI
30th Jul 2026287 AMAQI
30th Jul 2026288 AMAQI
30th Jul 2026269 AMAQI
30th Jul 20262910 AMAQI
30th Jul 20263311 AMAQI
30th Jul 20264212 PMAQI
30th Jul 2026261 PMAQI
30th Jul 2026272 PMAQI
30th Jul 2026253 PMAQI
30th Jul 2026254 PMAQI
30th Jul 2026325 PMAQI
30th Jul 2026326 PMAQI
30th Jul 2026307 PMAQI
30th Jul 2026248 PMAQI
30th Jul 2026239 PMAQI
30th Jul 20262010 PMAQI
30th Jul 20262111 PMAQI
31st Jul 20262212 AMAQI
31st Jul 2026231 AMAQI
31st Jul 2026242 AMAQI
31st Jul 2026273 AMAQI
31st Jul 2026294 AMAQI
26°C24/28°C
31st Jul 2026275 AMAQI
31st Jul 2026266 AMAQI
31st Jul 2026287 AMAQI
31st Jul 2026328 AMAQI
31st Jul 2026459 AMAQI
31st Jul 20266510 AMAQI
31st Jul 20263211 AMAQI
31st Jul 20263412 PMAQI
31st Jul 2026411 PMAQI
31st Jul 2026512 PMAQI
31st Jul 2026473 PMAQI
31st Jul 2026334 PMAQI
31st Jul 2026315 PMAQI
31st Jul 2026296 PMAQI
31st Jul 2026257 PMAQI
31st Jul 2026278 PMAQI
31st Jul 2026279 PMAQI
31st Jul 20263810 PMAQI
31st Jul 20264711 PMAQI
1st Aug 20265112 AMAQI
1st Aug 2026631 AMAQI
1st Aug 2026632 AMAQI
1st Aug 2026623 AMAQI
1st Aug 2026624 AMAQI
27°C25/29°C
1st Aug 2026595 AMAQI
1st Aug 2026636 AMAQI
1st Aug 2026647 AMAQI
1st Aug 2026668 AMAQI
1st Aug 2026689 AMAQI
1st Aug 20266410 AMAQI
1st Aug 20266011 AMAQI
1st Aug 20266112 PMAQI
1st Aug 2026621 PMAQI
1st Aug 2026742 PMAQI
1st Aug 2026703 PMAQI
1st Aug 2026584 PMAQI
1st Aug 2026585 PMAQI
1st Aug 2026516 PMAQI
1st Aug 2026467 PMAQI
1st Aug 2026468 PMAQI
1st Aug 2026459 PMAQI
1st Aug 20263910 PMAQI
1st Aug 20262211 PMAQI
2nd Aug 20262312 AMAQI
2nd Aug 2026221 AMAQI
2nd Aug 2026222 AMAQI
2nd Aug 2026263 AMAQI
2nd Aug 2026234 AMAQI
28°C26/30°C
2nd Aug 2026225 AMAQI
2nd Aug 2026216 AMAQI
2nd Aug 2026207 AMAQI
2nd Aug 2026188 AMAQI
2nd Aug 2026249 AMAQI
2nd Aug 20262310 AMAQI
2nd Aug 20262411 AMAQI
2nd Aug 20262612 PMAQI
2nd Aug 2026291 PMAQI
2nd Aug 2026282 PMAQI
2nd Aug 2026293 PMAQI
2nd Aug 2026314 PMAQI
2nd Aug 2026285 PMAQI
2nd Aug 2026266 PMAQI
2nd Aug 2026227 PMAQI
2nd Aug 2026198 PMAQI
2nd Aug 2026219 PMAQI
2nd Aug 20261910 PMAQI
2nd Aug 20261711 PMAQI
3rd Aug 20261812 AMAQI
3rd Aug 2026201 AMAQI
3rd Aug 2026232 AMAQI
3rd Aug 2026303 AMAQI
3rd Aug 2026254 AMAQI
28°C26/30°C
3rd Aug 2026265 AMAQI
3rd Aug 2026226 AMAQI
3rd Aug 2026227 AMAQI
3rd Aug 2026228 AMAQI
3rd Aug 2026219 AMAQI
3rd Aug 20262110 AMAQI
3rd Aug 20262511 AMAQI
3rd Aug 20263912 PMAQI
3rd Aug 2026501 PMAQI
3rd Aug 2026502 PMAQI
3rd Aug 2026443 PMAQI
3rd Aug 2026464 PMAQI
3rd Aug 2026525 PMAQI
3rd Aug 2026536 PMAQI
3rd Aug 2026537 PMAQI
3rd Aug 2026438 PMAQI
3rd Aug 2026369 PMAQI
3rd Aug 20262910 PMAQI
3rd Aug 20262611 PMAQI
4th Aug 20262612 AMAQI
4th Aug 2026281 AMAQI
4th Aug 2026362 AMAQI
4th Aug 2026493 AMAQI
4th Aug 2026504 AMAQI
28°C25/32°C
4th Aug 2026475 AMAQI
4th Aug 2026486 AMAQI
4th Aug 2026497 AMAQI
4th Aug 2026518 AMAQI
4th Aug 2026619 AMAQI
4th Aug 20266410 AMAQI
4th Aug 20265911 AMAQI
4th Aug 20266312 PMAQI
4th Aug 2026671 PMAQI
4th Aug 2026672 PMAQI
4th Aug 2026663 PMAQI
4th Aug 2026674 PMAQI
4th Aug 2026725 PMAQI
4th Aug 2026816 PMAQI
4th Aug 2026797 PMAQI
4th Aug 2026758 PMAQI
4th Aug 2026739 PMAQI
4th Aug 20266910 PMAQI
4th Aug 20266711 PMAQI
5th Aug 20266412 AMAQI
5th Aug 2026651 AMAQI
5th Aug 2026632 AMAQI
5th Aug 2026593 AMAQI
5th Aug 2026564 AMAQI
29°C26/33°C
5th Aug 2026475 AMAQI
5th Aug 2026426 AMAQI
5th Aug 2026437 AMAQI
5th Aug 2026428 AMAQI
5th Aug 2026429 AMAQI
5th Aug 20264610 AMAQI
5th Aug 20265311 AMAQI
5th Aug 20265412 PMAQI
5th Aug 2026561 PMAQI
5th Aug 2026502 PMAQI
5th Aug 2026473 PMAQI
5th Aug 2026524 PMAQI
5th Aug 2026515 PMAQI
5th Aug 2026536 PMAQI
5th Aug 2026487 PMAQI
5th Aug 2026508 PMAQI
5th Aug 2026559 PMAQI
5th Aug 20265410 PMAQI
5th Aug 20265111 PMAQI
6th Aug 20265612 AMAQI
6th Aug 2026541 AMAQI
6th Aug 2026542 AMAQI
6th Aug 2026563 AMAQI
6th Aug 2026604 AMAQI
29°C26/33°C
6th Aug 2026695 AMAQI
6th Aug 2026696 AMAQI
6th Aug 2026697 AMAQI
6th Aug 2026678 AMAQI
6th Aug 2026729 AMAQI
6th Aug 20267710 AMAQI
6th Aug 20267311 AMAQI
6th Aug 20267412 PMAQI
6th Aug 2026741 PMAQI
6th Aug 2026712 PMAQI
6th Aug 2026623 PMAQI
6th Aug 2026564 PMAQI
6th Aug 2026575 PMAQI
6th Aug 2026596 PMAQI
6th Aug 2026587 PMAQI
6th Aug 2026588 PMAQI
6th Aug 2026599 PMAQI
6th Aug 20266110 PMAQI
6th Aug 20266411 PMAQI
7th Aug 20266312 AMAQI
7th Aug 2026631 AMAQI
7th Aug 2026702 AMAQI
7th Aug 2026733 AMAQI
7th Aug 2026794 AMAQI
29°C27/33°C
7th Aug 2026775 AMAQI
7th Aug 2026806 AMAQI
7th Aug 2026767 AMAQI
7th Aug 2026758 AMAQI
7th Aug 2026769 AMAQI
7th Aug 20267710 AMAQI
7th Aug 20267411 AMAQI
7th Aug 20267612 PMAQI
7th Aug 2026751 PMAQI
7th Aug 2026522 PMAQI
7th Aug 2026483 PMAQI
7th Aug 2026434 PMAQI
7th Aug 2026435 PMAQI
7th Aug 2026396 PMAQI
7th Aug 2026397 PMAQI
7th Aug 2026438 PMAQI
7th Aug 2026499 PMAQI
7th Aug 20265710 PMAQI
7th Aug 20265211 PMAQI
8th Aug 20266012 AMAQI
8th Aug 2026671 AMAQI
8th Aug 2026672 AMAQI
8th Aug 2026833 AMAQI
8th Aug 2026854 AMAQI
29°C26/34°C
8th Aug 2026825 AMAQI
8th Aug 2026836 AMAQI
8th Aug 2026807 AMAQI
8th Aug 2026788 AMAQI
8th Aug 2026799 AMAQI
8th Aug 20267310 AMAQI
8th Aug 20264311 AMAQI
8th Aug 20263312 PMAQI
8th Aug 2026321 PMAQI
8th Aug 2026302 PMAQI
8th Aug 2026263 PMAQI
8th Aug 2026234 PMAQI
8th Aug 2026245 PMAQI
8th Aug 2026236 PMAQI
8th Aug 2026327 PMAQI
8th Aug 2026308 PMAQI
8th Aug 2026259 PMAQI
8th Aug 20262210 PMAQI
8th Aug 20261711 PMAQI
9th Aug 20261612 AMAQI
9th Aug 2026151 AMAQI
9th Aug 2026152 AMAQI
9th Aug 2026123 AMAQI
9th Aug 2026114 AMAQI
29°C24/35°C
9th Aug 2026115 AMAQI
9th Aug 2026136 AMAQI
9th Aug 2026147 AMAQI
9th Aug 2026178 AMAQI
9th Aug 2026169 AMAQI
9th Aug 20261610 AMAQI
9th Aug 20261811 AMAQI
9th Aug 20262212 PMAQI
9th Aug 2026211 PMAQI
9th Aug 2026212 PMAQI
9th Aug 2026203 PMAQI
9th Aug 2026204 PMAQI
9th Aug 2026245 PMAQI
9th Aug 2026236 PMAQI
9th Aug 2026227 PMAQI
9th Aug 2026178 PMAQI
9th Aug 2026179 PMAQI
9th Aug 20261310 PMAQI
9th Aug 20261311 PMAQI
10th Aug 20261712 AMAQI
10th Aug 2026201 AMAQI
10th Aug 2026182 AMAQI
10th Aug 2026173 AMAQI
10th Aug 2026184 AMAQI
26°C23/30°C
10th Aug 2026135 AMAQI
10th Aug 2026156 AMAQI
10th Aug 2026167 AMAQI
10th Aug 2026138 AMAQI
10th Aug 2026179 AMAQI
10th Aug 20261910 AMAQI
10th Aug 20261911 AMAQI
10th Aug 20263012 PMAQI
10th Aug 2026321 PMAQI
10th Aug 2026382 PMAQI
10th Aug 2026243 PMAQI
10th Aug 2026234 PMAQI
10th Aug 2026235 PMAQI
10th Aug 2026236 PMAQI
10th Aug 2026277 PMAQI
10th Aug 2026258 PMAQI
10th Aug 2026249 PMAQI
10th Aug 20262710 PMAQI
10th Aug 20262711 PMAQI
11th Aug 20262812 AMAQI
11th Aug 2026271 AMAQI
11th Aug 2026242 AMAQI
11th Aug 2026233 AMAQI
11th Aug 2026234 AMAQI
27°C24/30°C
11th Aug 2026215 AMAQI
5 AM11th Aug 2026226 AMAQI
11th Aug 2026247 AMAQI
11th Aug 2026228 AMAQI
11th Aug 2026239 AMAQI
11th Aug 20262710 AMAQI
11th Aug 20262711 AMAQI
11th Aug 20262512 PMAQI
12 PM11th Aug 2026241 PMAQI
11th Aug 2026242 PMAQI
11th Aug 2026243 PMAQI
11th Aug 2026294 PMAQI
11th Aug 2026425 PMAQI
11th Aug 2026496 PMAQI
11th Aug 2026427 PMAQI
7 PM11th Aug 2026318 PMAQI
11th Aug 2026269 PMAQI
11th Aug 20265510 PMAQI
11th Aug 20264911 PMAQI
12 AM
4 AM
26°C23/30°C
Day time
Avg. Highest Time
10 AM
39AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
5 AM - 8 AM
34AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 10 AM (Avg. 39), while the lowest AQI was between 5 AM to 8 AM (Avg. 34).
Night time
Avg. Highest Time
12 AM - 4 AM
34AQI
5 hours / Day
150 hours / Month
Avg. Lowest Time
9 PM
32AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 34), while the lowest AQI was between 9 PM to 9 PM (Avg. 32).
2026 Days Vs Air Quality
Sosan, Chungnam, South Korea
2026
57%
126
40%
88
3%
6
Total number of days with different AQI categories in last 223 days in 2026 (142 days remaining)
Good
126 DaysModerate
88 DaysPoor
6 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 57%
Health Risk Level:
Considerable
In 2026, 57% of 223 days were within WHO’s safe air quality limits, and 43% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Sosan, Chungnam, South Korea
AQI levels in 2026
AQI (US)
PM₂.₅
PM₁₀
CO
SO₂
NO₂
O₃
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
-1th undefined 2026
1st January 2026
24AQI (US)
24AQI (US)
2nd January 2026
30AQI (US)
30AQI (US)
3rd January 2026
45AQI (US)
45AQI (US)
4th January 2026
76AQI (US)
76AQI (US)
5th January 2026
44AQI (US)
44AQI (US)
6th January 2026
42AQI (US)
42AQI (US)
7th January 2026
54AQI (US)
54AQI (US)
8th January 2026
27AQI (US)
27AQI (US)
9th January 2026
40AQI (US)
40AQI (US)
10th January 2026
70AQI (US)
70AQI (US)
11th January 2026
26AQI (US)
26AQI (US)
12th January 2026
40AQI (US)
40AQI (US)
13th January 2026
40AQI (US)
40AQI (US)
14th January 2026
30AQI (US)
30AQI (US)
15th January 2026
103AQI (US)
103AQI (US)
16th January 2026
93AQI (US)
93AQI (US)
17th January 2026
89AQI (US)
89AQI (US)
18th January 2026
87AQI (US)
87AQI (US)
19th January 2026
48AQI (US)
48AQI (US)
20th January 2026
25AQI (US)
25AQI (US)
21st January 2026
30AQI (US)
30AQI (US)
22nd January 2026
34AQI (US)
34AQI (US)
23rd January 2026
49AQI (US)
49AQI (US)
24th January 2026
43AQI (US)
43AQI (US)
25th January 2026
23AQI (US)
23AQI (US)
26th January 2026
36AQI (US)
36AQI (US)
27th January 2026
48AQI (US)
48AQI (US)
28th January 2026
30AQI (US)
30AQI (US)
29th January 2026
46AQI (US)
46AQI (US)
30th January 2026
39AQI (US)
39AQI (US)
31st January 2026
55AQI (US)
55AQI (US)
1st February 2026
72AQI (US)
72AQI (US)
2nd February 2026
60AQI (US)
60AQI (US)
3rd February 2026
46AQI (US)
46AQI (US)
4th February 2026
82AQI (US)
82AQI (US)
5th February 2026
86AQI (US)
86AQI (US)
6th February 2026
60AQI (US)
60AQI (US)
7th February 2026
32AQI (US)
32AQI (US)
8th February 2026
39AQI (US)
39AQI (US)
9th February 2026
36AQI (US)
36AQI (US)
10th February 2026
62AQI (US)
62AQI (US)
11th February 2026
92AQI (US)
92AQI (US)
12th February 2026
72AQI (US)
72AQI (US)
13th February 2026
97AQI (US)
97AQI (US)
14th February 2026
119AQI (US)
119AQI (US)
15th February 2026
81AQI (US)
81AQI (US)
16th February 2026
41AQI (US)
41AQI (US)
17th February 2026
37AQI (US)
37AQI (US)
18th February 2026
59AQI (US)
59AQI (US)
19th February 2026
36AQI (US)
36AQI (US)
20th February 2026
57AQI (US)
57AQI (US)
21st February 2026
87AQI (US)
87AQI (US)
22nd February 2026
55AQI (US)
55AQI (US)
23rd February 2026
33AQI (US)
33AQI (US)
24th February 2026
42AQI (US)
42AQI (US)
25th February 2026
60AQI (US)
60AQI (US)
26th February 2026
52AQI (US)
52AQI (US)
27th February 2026
43AQI (US)
43AQI (US)
28th February 2026
61AQI (US)
61AQI (US)
1st March 2026
51AQI (US)
51AQI (US)
2nd March 2026
22AQI (US)
22AQI (US)
3rd March 2026
31AQI (US)
31AQI (US)
4th March 2026
69AQI (US)
69AQI (US)
5th March 2026
86AQI (US)
86AQI (US)
6th March 2026
55AQI (US)
55AQI (US)
7th March 2026
48AQI (US)
48AQI (US)
8th March 2026
47AQI (US)
47AQI (US)
9th March 2026
84AQI (US)
84AQI (US)
10th March 2026
60AQI (US)
60AQI (US)
11th March 2026
67AQI (US)
67AQI (US)
12th March 2026
88AQI (US)
88AQI (US)
13th March 2026
66AQI (US)
66AQI (US)
14th March 2026
71AQI (US)
71AQI (US)
15th March 2026
82AQI (US)
82AQI (US)
16th March 2026
133AQI (US)
133AQI (US)
17th March 2026
134AQI (US)
134AQI (US)
18th March 2026
105AQI (US)
105AQI (US)
19th March 2026
40AQI (US)
40AQI (US)
20th March 2026
49AQI (US)
49AQI (US)
21st March 2026
66AQI (US)
66AQI (US)
22nd March 2026
82AQI (US)
82AQI (US)
23rd March 2026
96AQI (US)
96AQI (US)
24th March 2026
104AQI (US)
104AQI (US)
25th March 2026
81AQI (US)
81AQI (US)
26th March 2026
57AQI (US)
57AQI (US)
27th March 2026
56AQI (US)
56AQI (US)
28th March 2026
71AQI (US)
71AQI (US)
29th March 2026
68AQI (US)
68AQI (US)
30th March 2026
83AQI (US)
83AQI (US)
31st March 2026
80AQI (US)
80AQI (US)
1st April 2026
66AQI (US)
66AQI (US)
2nd April 2026
86AQI (US)
86AQI (US)
3rd April 2026
98AQI (US)
98AQI (US)
4th April 2026
59AQI (US)
59AQI (US)
5th April 2026
66AQI (US)
66AQI (US)
6th April 2026
50AQI (US)
50AQI (US)
7th April 2026
26AQI (US)
26AQI (US)
8th April 2026
35AQI (US)
35AQI (US)
9th April 2026
40AQI (US)
40AQI (US)
10th April 2026
35AQI (US)
35AQI (US)
11th April 2026
68AQI (US)
68AQI (US)
12th April 2026
54AQI (US)
54AQI (US)
13th April 2026
56AQI (US)
56AQI (US)
14th April 2026
81AQI (US)
81AQI (US)
15th April 2026
85AQI (US)
85AQI (US)
16th April 2026
75AQI (US)
75AQI (US)
17th April 2026
18th April 2026
49AQI (US)
49AQI (US)
19th April 2026
59AQI (US)
59AQI (US)
20th April 2026
61AQI (US)
61AQI (US)
21st April 2026
71AQI (US)
71AQI (US)
22nd April 2026
23rd April 2026
49AQI (US)
49AQI (US)
24th April 2026
43AQI (US)
43AQI (US)
25th April 2026
54AQI (US)
54AQI (US)
26th April 2026
46AQI (US)
46AQI (US)
27th April 2026
45AQI (US)
45AQI (US)
28th April 2026
37AQI (US)
37AQI (US)
29th April 2026
41AQI (US)
41AQI (US)
30th April 2026
46AQI (US)
46AQI (US)
1st May 2026
51AQI (US)
51AQI (US)
2nd May 2026
81AQI (US)
81AQI (US)
3rd May 2026
56AQI (US)
56AQI (US)
4th May 2026
38AQI (US)
38AQI (US)
5th May 2026
34AQI (US)
34AQI (US)
6th May 2026
27AQI (US)
27AQI (US)
7th May 2026
30AQI (US)
30AQI (US)
8th May 2026
34AQI (US)
34AQI (US)
9th May 2026
10th May 2026
28AQI (US)
28AQI (US)
11th May 2026
31AQI (US)
31AQI (US)
12th May 2026
24AQI (US)
24AQI (US)
13th May 2026
38AQI (US)
38AQI (US)
14th May 2026
57AQI (US)
57AQI (US)
15th May 2026
52AQI (US)
52AQI (US)
16th May 2026
77AQI (US)
77AQI (US)
17th May 2026
65AQI (US)
65AQI (US)
18th May 2026
56AQI (US)
56AQI (US)
19th May 2026
53AQI (US)
53AQI (US)
20th May 2026
63AQI (US)
63AQI (US)
21st May 2026
67AQI (US)
67AQI (US)
22nd May 2026
76AQI (US)
76AQI (US)
23rd May 2026
71AQI (US)
71AQI (US)
24th May 2026
71AQI (US)
71AQI (US)
25th May 2026
65AQI (US)
65AQI (US)
26th May 2026
47AQI (US)
47AQI (US)
27th May 2026
36AQI (US)
36AQI (US)
28th May 2026
23AQI (US)
23AQI (US)
29th May 2026
56AQI (US)
56AQI (US)
30th May 2026
46AQI (US)
46AQI (US)
31st May 2026
50AQI (US)
50AQI (US)
1st June 2026
46AQI (US)
46AQI (US)
2nd June 2026
64AQI (US)
64AQI (US)
3rd June 2026
61AQI (US)
61AQI (US)
4th June 2026
52AQI (US)
52AQI (US)
5th June 2026
20AQI (US)
20AQI (US)
6th June 2026
34AQI (US)
34AQI (US)
7th June 2026
37AQI (US)
37AQI (US)
8th June 2026
40AQI (US)
40AQI (US)
9th June 2026
26AQI (US)
26AQI (US)
10th June 2026
43AQI (US)
43AQI (US)
11th June 2026
35AQI (US)
35AQI (US)
12th June 2026
45AQI (US)
45AQI (US)
13th June 2026
47AQI (US)
47AQI (US)
14th June 2026
37AQI (US)
37AQI (US)
15th June 2026
47AQI (US)
47AQI (US)
16th June 2026
60AQI (US)
60AQI (US)
17th June 2026
61AQI (US)
61AQI (US)
18th June 2026
38AQI (US)
38AQI (US)
19th June 2026
58AQI (US)
58AQI (US)
20th June 2026
20AQI (US)
20AQI (US)
21st June 2026
14AQI (US)
14AQI (US)
22nd June 2026
22AQI (US)
22AQI (US)
23rd June 2026
38AQI (US)
38AQI (US)
24th June 2026
18AQI (US)
18AQI (US)
25th June 2026
25AQI (US)
25AQI (US)
26th June 2026
33AQI (US)
33AQI (US)
27th June 2026
46AQI (US)
46AQI (US)
28th June 2026
37AQI (US)
37AQI (US)
29th June 2026
39AQI (US)
39AQI (US)
30th June 2026
36AQI (US)
36AQI (US)
1st July 2026
48AQI (US)
48AQI (US)
2nd July 2026
50AQI (US)
50AQI (US)
3rd July 2026
17AQI (US)
17AQI (US)
4th July 2026
31AQI (US)
31AQI (US)
5th July 2026
22AQI (US)
22AQI (US)
6th July 2026
24AQI (US)
24AQI (US)
7th July 2026
25AQI (US)
25AQI (US)
8th July 2026
24AQI (US)
24AQI (US)
9th July 2026
20AQI (US)
20AQI (US)
10th July 2026
27AQI (US)
27AQI (US)
11th July 2026
33AQI (US)
33AQI (US)
12th July 2026
43AQI (US)
43AQI (US)
13th July 2026
30AQI (US)
30AQI (US)
14th July 2026
23AQI (US)
23AQI (US)
15th July 2026
30AQI (US)
30AQI (US)
16th July 2026
31AQI (US)
31AQI (US)
17th July 2026
55AQI (US)
55AQI (US)
18th July 2026
30AQI (US)
30AQI (US)
19th July 2026
22AQI (US)
22AQI (US)
20th July 2026
29AQI (US)
29AQI (US)
21st July 2026
31AQI (US)
31AQI (US)
22nd July 2026
35AQI (US)
35AQI (US)
23rd July 2026
38AQI (US)
38AQI (US)
24th July 2026
30AQI (US)
30AQI (US)
25th July 2026
26AQI (US)
26AQI (US)
26th July 2026
29AQI (US)
29AQI (US)
27th July 2026
30AQI (US)
30AQI (US)
28th July 2026
32AQI (US)
32AQI (US)
29th July 2026
28AQI (US)
28AQI (US)
30th July 2026
26AQI (US)
26AQI (US)
31st July 2026
34AQI (US)
34AQI (US)
1st August 2026
57AQI (US)
57AQI (US)
2nd August 2026
24AQI (US)
24AQI (US)
3rd August 2026
33AQI (US)
33AQI (US)
4th August 2026
59AQI (US)
59AQI (US)
5th August 2026
52AQI (US)
52AQI (US)
6th August 2026
64AQI (US)
64AQI (US)
7th August 2026
62AQI (US)
62AQI (US)
8th August 2026
50AQI (US)
50AQI (US)
9th August 2026
17AQI (US)
17AQI (US)
10th August 2026
22AQI (US)
22AQI (US)
11th August 2026
30AQI (US)
30AQI (US)
12th August 2026
13th August 2026
14th August 2026
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026
47AQI (US)
61AQI (US)
72AQI (US)
56AQI (US)
50AQI (US)
39AQI (US)
31AQI (US)
43AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202650AQI (US)
23
7
1
10
17
1
6
21
4
13
15
14
16
24
6
30
1
6
5
126
88
6
Highest AQI (US) recorded in
March72AQI (US)
Lowest AQI (US) recorded in
July31AQI (US)
202558AQI (US)
1
28
2
5
22
1
2
25
4
5
25
8
23
7
23
14
17
20
11
24
6
18
13
11
16
3
13
16
2
128
225
12
Highest AQI (US) recorded in
March79AQI (US)
Lowest AQI (US) recorded in
September44AQI (US)
202459AQI (US)
10
15
6
10
13
6
5
22
3
1
4
26
12
19
5
25
24
7
13
18
20
10
13
18
9
21
11
20
136
214
15
1
Highest AQI (US) recorded in
January73AQI (US)
Lowest AQI (US) recorded in
July41AQI (US)
202364AQI (US)
9
16
4
2
1
18
9
3
20
8
2
21
5
2
4
26
1
10
20
16
15
21
10
17
13
12
19
12
16
1
9
17
4
1
116
211
32
5
Highest AQI (US) recorded in
February87AQI (US)
Lowest AQI (US) recorded in
August47AQI (US)
202264AQI (US)
5
20
5
1
2
13
5
1
5
20
6
3
26
1
6
25
22
8
8
16
2
15
14
15
14
2
6
21
3
10
21
99
198
22
2
Highest AQI (US) recorded in
February82AQI (US)
Lowest AQI (US) recorded in
August37AQI (US)
202167AQI (US)
6
24
5
15
6
2
2
19
7
2
1
3
26
1
5
24
1
1
5
25
14
17
16
15
24
6
11
20
9
17
3
1
11
13
7
111
221
24
5
1
2
Highest AQI (US) recorded in
March102AQI (US)
Lowest AQI (US) recorded in
September43AQI (US)
202057AQI (US)
4
9
2
19
8
10
12
18
17
14
18
13
16
14
13
17
1
12
14
4
10
16
5
112
144
10
Highest AQI (US) recorded in
December71AQI (US)
Lowest AQI (US) recorded in
August47AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2021(Avg.)
67AQI (US)Least Polluted Year Recorded
2026(Avg.)
50AQI (US)Sosan's annual 2026 AQI (US) (50) shows an average percentage change of -18.4% (improved AQI (US)) compared to previous years: 2020 (57), 2021 (67), 2022 (64), 2023 (64), 2024 (59), 2025 (58).
