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HistoryAQIPM₂.₅PM₁₀COSO₂NO₂O₃

Tancheon Myeon, Hosan, 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

Tancheon Myeon, Hosan, Chungnam, South Korea

2022
2023
2024
2025
2026
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
20th Aug 2023
147AQI
Lowest AQI recorded on
23rd Aug 2023
26AQI

Same Day Analysis (17th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 26 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.

Day & Night AQI Trend: 17th Aug - 18th Aug 2026

Tancheon Myeon, Hosan, Chungnam, South Korea

AQI
Day
Night
.

5 AM17th Aug 2026

7 PM

4 AM18th Aug 2026

Day time
Avg. Highest Time
12PM17th Aug

34AQI

Avg. Lowest Time
11AM17th Aug

21AQI

Night time
Avg. Highest Time
2AM18th Aug

34AQI

Avg. Lowest Time
4AM18th Aug

21AQI

In the last 24 hours,

Tancheon Myeon's AQI reached its highest point of 34 at 12 PM during the Day, while the lowest point, 21, was recorded at 4 AM during the Night between 17th Aug and 18th Aug 2026.

Day & Night AQI Trend : Jul - Aug 2026

Tancheon Myeon, Hosan, Chungnam, South Korea

JulAug
20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th
Day
Night
20th Jul 2026315 AMAQI
20th Jul 2026296 AMAQI
20th Jul 2026317 AMAQI
20th Jul 2026258 AMAQI
20th Jul 2026259 AMAQI
20th Jul 20262710 AMAQI
20th Jul 20262711 AMAQI
20th Jul 20262512 PMAQI
20th Jul 2026211 PMAQI
20th Jul 2026232 PMAQI
20th Jul 2026293 PMAQI
20th Jul 2026274 PMAQI
20th Jul 2026365 PMAQI
20th Jul 2026446 PMAQI
20th Jul 2026427 PMAQI
20th Jul 2026428 PMAQI
20th Jul 2026389 PMAQI
20th Jul 20263310 PMAQI
20th Jul 20262311 PMAQI
21st Jul 20262112 AMAQI
21st Jul 2026251 AMAQI
21st Jul 2026272 AMAQI
21st Jul 2026273 AMAQI
21st Jul 2026314 AMAQI

25°C21/30°C

21st Jul 2026295 AMAQI
21st Jul 2026296 AMAQI
21st Jul 2026257 AMAQI
21st Jul 2026238 AMAQI
21st Jul 2026259 AMAQI
21st Jul 20262710 AMAQI
21st Jul 20262711 AMAQI
21st Jul 2026291 PMAQI
21st Jul 2026292 PMAQI
21st Jul 2026313 PMAQI
21st Jul 2026334 PMAQI
21st Jul 2026425 PMAQI
21st Jul 2026536 PMAQI
21st Jul 2026887 PMAQI
21st Jul 2026448 PMAQI
21st Jul 2026409 PMAQI
21st Jul 20263610 PMAQI
21st Jul 20263611 PMAQI
22nd Jul 20263112 AMAQI
22nd Jul 2026331 AMAQI
22nd Jul 2026332 AMAQI
22nd Jul 2026523 AMAQI
22nd Jul 2026454 AMAQI

25°C23/28°C

22nd Jul 2026425 AMAQI
22nd Jul 2026386 AMAQI
22nd Jul 2026367 AMAQI
22nd Jul 2026318 AMAQI
22nd Jul 2026369 AMAQI
22nd Jul 20262910 AMAQI
22nd Jul 20262711 AMAQI
22nd Jul 20263612 PMAQI
22nd Jul 2026401 PMAQI
22nd Jul 2026402 PMAQI
22nd Jul 2026363 PMAQI
22nd Jul 2026404 PMAQI
22nd Jul 2026405 PMAQI
22nd Jul 2026296 PMAQI
22nd Jul 2026297 PMAQI
22nd Jul 2026368 PMAQI
22nd Jul 2026319 PMAQI
22nd Jul 20262710 PMAQI
22nd Jul 20262711 PMAQI
23rd Jul 20262912 AMAQI
23rd Jul 2026291 AMAQI
23rd Jul 2026342 AMAQI
23rd Jul 2026313 AMAQI
23rd Jul 2026314 AMAQI

27°C24/31°C

23rd Jul 2026295 AMAQI
23rd Jul 2026296 AMAQI
23rd Jul 2026257 AMAQI
23rd Jul 2026268 AMAQI
23rd Jul 2026279 AMAQI
23rd Jul 20262710 AMAQI
23rd Jul 20262311 AMAQI
23rd Jul 20262412 PMAQI
23rd Jul 2026281 PMAQI
23rd Jul 2026422 PMAQI
23rd Jul 2026513 PMAQI
23rd Jul 2026404 PMAQI
23rd Jul 2026385 PMAQI
23rd Jul 2026446 PMAQI
23rd Jul 2026477 PMAQI
23rd Jul 2026518 PMAQI
23rd Jul 2026529 PMAQI
23rd Jul 20264410 PMAQI
23rd Jul 20263311 PMAQI
24th Jul 20263612 AMAQI
24th Jul 2026321 AMAQI
24th Jul 2026342 AMAQI
24th Jul 2026383 AMAQI
24th Jul 2026424 AMAQI

26°C23/30°C

24th Jul 2026385 AMAQI
24th Jul 2026406 AMAQI
24th Jul 2026387 AMAQI
24th Jul 2026368 AMAQI
24th Jul 2026449 AMAQI
24th Jul 20265110 AMAQI
24th Jul 20265111 AMAQI
24th Jul 20264612 PMAQI
24th Jul 2026381 PMAQI
24th Jul 2026312 PMAQI
24th Jul 2026333 PMAQI
24th Jul 2026364 PMAQI
24th Jul 2026315 PMAQI
24th Jul 2026276 PMAQI
24th Jul 2026257 PMAQI
24th Jul 2026278 PMAQI
24th Jul 2026299 PMAQI
24th Jul 20263110 PMAQI
24th Jul 20263111 PMAQI
25th Jul 20262512 AMAQI
25th Jul 2026251 AMAQI
25th Jul 2026252 AMAQI
25th Jul 2026233 AMAQI
25th Jul 2026234 AMAQI

27°C22/32°C

25th Jul 2026255 AMAQI
25th Jul 2026256 AMAQI
25th Jul 2026257 AMAQI
25th Jul 2026218 AMAQI
25th Jul 2026299 AMAQI
25th Jul 20263110 AMAQI
25th Jul 20262911 AMAQI
25th Jul 20263112 PMAQI
25th Jul 2026291 PMAQI
25th Jul 2026292 PMAQI
25th Jul 2026253 PMAQI
25th Jul 2026314 PMAQI
25th Jul 2026295 PMAQI
25th Jul 2026236 PMAQI
25th Jul 2026217 PMAQI
25th Jul 2026218 PMAQI
25th Jul 2026219 PMAQI
25th Jul 20262510 PMAQI
25th Jul 20262511 PMAQI
26th Jul 20262512 AMAQI
26th Jul 2026231 AMAQI
26th Jul 2026232 AMAQI
26th Jul 2026233 AMAQI
26th Jul 2026254 AMAQI

27°C23/31°C

26th Jul 2026235 AMAQI
26th Jul 2026256 AMAQI
26th Jul 2026277 AMAQI
26th Jul 2026238 AMAQI
26th Jul 2026219 AMAQI
26th Jul 20263010 AMAQI
26th Jul 20264011 AMAQI
26th Jul 20263312 PMAQI
26th Jul 2026331 PMAQI
26th Jul 2026292 PMAQI
26th Jul 2026293 PMAQI
26th Jul 2026274 PMAQI
26th Jul 2026255 PMAQI
26th Jul 2026256 PMAQI
26th Jul 2026257 PMAQI
26th Jul 2026258 PMAQI
26th Jul 2026259 PMAQI
26th Jul 20262510 PMAQI
26th Jul 20262711 PMAQI
27th Jul 20262712 AMAQI
27th Jul 2026251 AMAQI
27th Jul 2026272 AMAQI
27th Jul 2026253 AMAQI
27th Jul 2026254 AMAQI

27°C23/32°C

27th Jul 2026255 AMAQI
27th Jul 2026256 AMAQI
27th Jul 2026297 AMAQI
27th Jul 2026258 AMAQI
27th Jul 2026259 AMAQI
27th Jul 20262910 AMAQI
27th Jul 20263211 AMAQI
27th Jul 20263612 PMAQI
27th Jul 2026311 PMAQI
27th Jul 2026292 PMAQI
27th Jul 2026293 PMAQI
27th Jul 2026294 PMAQI
27th Jul 2026275 PMAQI
27th Jul 2026256 PMAQI
27th Jul 2026257 PMAQI
27th Jul 2026298 PMAQI
27th Jul 2026279 PMAQI
27th Jul 20263210 PMAQI
27th Jul 20264011 PMAQI
28th Jul 20262912 AMAQI
28th Jul 2026251 AMAQI
28th Jul 2026252 AMAQI
28th Jul 2026383 AMAQI
28th Jul 2026274 AMAQI

27°C24/33°C

28th Jul 2026235 AMAQI
28th Jul 2026236 AMAQI
28th Jul 2026217 AMAQI
28th Jul 2026258 AMAQI
28th Jul 2026339 AMAQI
28th Jul 20264210 AMAQI
28th Jul 20263811 AMAQI
28th Jul 20263812 PMAQI
28th Jul 2026401 PMAQI
28th Jul 2026382 PMAQI
28th Jul 2026423 PMAQI
28th Jul 2026484 PMAQI
28th Jul 2026465 PMAQI
28th Jul 2026466 PMAQI
28th Jul 2026327 PMAQI
28th Jul 2026348 PMAQI
28th Jul 2026429 PMAQI
28th Jul 20263610 PMAQI
28th Jul 20262911 PMAQI
29th Jul 20262712 AMAQI
29th Jul 2026231 AMAQI
29th Jul 2026232 AMAQI
29th Jul 2026233 AMAQI
29th Jul 2026234 AMAQI

27°C23/32°C

29th Jul 2026235 AMAQI
29th Jul 2026216 AMAQI
29th Jul 2026257 AMAQI
29th Jul 2026278 AMAQI
29th Jul 2026259 AMAQI
29th Jul 20262510 AMAQI
29th Jul 20262911 AMAQI
29th Jul 20262512 PMAQI
29th Jul 2026251 PMAQI
29th Jul 2026272 PMAQI
29th Jul 2026253 PMAQI
29th Jul 2026234 PMAQI
29th Jul 2026215 PMAQI
29th Jul 2026256 PMAQI
29th Jul 2026217 PMAQI
29th Jul 2026258 PMAQI
29th Jul 2026259 PMAQI
29th Jul 20262310 PMAQI
29th Jul 20262311 PMAQI
30th Jul 20262112 AMAQI
30th Jul 2026271 AMAQI
30th Jul 2026232 AMAQI
30th Jul 2026253 AMAQI
30th Jul 2026254 AMAQI

27°C23/32°C

30th Jul 2026215 AMAQI
30th Jul 2026236 AMAQI
30th Jul 2026217 AMAQI
30th Jul 2026218 AMAQI
30th Jul 2026239 AMAQI
30th Jul 20262510 AMAQI
30th Jul 20262511 AMAQI
30th Jul 20263812 PMAQI
30th Jul 2026361 PMAQI
30th Jul 2026312 PMAQI
30th Jul 2026273 PMAQI
30th Jul 2026274 PMAQI
30th Jul 2026215 PMAQI
30th Jul 2026276 PMAQI
30th Jul 2026257 PMAQI
30th Jul 2026238 PMAQI
30th Jul 2026259 PMAQI
30th Jul 20262910 PMAQI
30th Jul 20262711 PMAQI
31st Jul 20262512 AMAQI
31st Jul 2026271 AMAQI
31st Jul 2026292 AMAQI
31st Jul 2026333 AMAQI
31st Jul 2026274 AMAQI

26°C22/32°C

31st Jul 2026295 AMAQI
31st Jul 2026216 AMAQI
31st Jul 2026257 AMAQI
31st Jul 2026258 AMAQI
31st Jul 2026319 AMAQI
31st Jul 20265310 AMAQI
31st Jul 20265611 AMAQI
31st Jul 20265712 PMAQI
31st Jul 2026551 PMAQI
31st Jul 2026272 PMAQI
31st Jul 2026293 PMAQI
31st Jul 2026344 PMAQI
31st Jul 2026505 PMAQI
31st Jul 2026406 PMAQI
31st Jul 2026447 PMAQI
31st Jul 2026528 PMAQI
31st Jul 2026549 PMAQI
31st Jul 20264810 PMAQI
31st Jul 20264611 PMAQI
1st Aug 20265212 AMAQI
1st Aug 2026481 AMAQI
1st Aug 2026512 AMAQI
1st Aug 2026523 AMAQI
1st Aug 2026574 AMAQI

27°C21/33°C

1st Aug 2026575 AMAQI
1st Aug 2026566 AMAQI
1st Aug 2026637 AMAQI
1st Aug 2026558 AMAQI
1st Aug 2026599 AMAQI
1st Aug 20266210 AMAQI
1st Aug 20266511 AMAQI
1st Aug 20266912 PMAQI
1st Aug 2026681 PMAQI
1st Aug 2026562 PMAQI
1st Aug 2026623 PMAQI
1st Aug 2026404 PMAQI
1st Aug 2026385 PMAQI
1st Aug 2026326 PMAQI
1st Aug 2026527 PMAQI
1st Aug 2026498 PMAQI
1st Aug 2026499 PMAQI
1st Aug 20266210 PMAQI
1st Aug 20266911 PMAQI
2nd Aug 20265812 AMAQI
2nd Aug 2026621 AMAQI
2nd Aug 2026602 AMAQI
2nd Aug 2026533 AMAQI
2nd Aug 2026564 AMAQI

28°C24/33°C

2nd Aug 2026565 AMAQI
2nd Aug 2026566 AMAQI
2nd Aug 2026627 AMAQI
2nd Aug 2026728 AMAQI
2nd Aug 2026519 AMAQI
2nd Aug 20264910 AMAQI
2nd Aug 20263111 AMAQI
2nd Aug 20262812 PMAQI
2nd Aug 2026461 PMAQI
2nd Aug 2026272 PMAQI
2nd Aug 2026313 PMAQI
2nd Aug 2026274 PMAQI
2nd Aug 2026275 PMAQI
2nd Aug 2026316 PMAQI
2nd Aug 2026317 PMAQI
2nd Aug 2026338 PMAQI
2nd Aug 2026339 PMAQI
2nd Aug 20264710 PMAQI
2nd Aug 20265111 PMAQI
3rd Aug 20266012 AMAQI
3rd Aug 2026541 AMAQI
3rd Aug 2026582 AMAQI
3rd Aug 2026543 AMAQI
3rd Aug 2026564 AMAQI

28°C23/35°C

3rd Aug 2026555 AMAQI
3rd Aug 2026426 AMAQI
3rd Aug 2026387 AMAQI
3rd Aug 2026538 AMAQI
3rd Aug 2026519 AMAQI
3rd Aug 20265210 AMAQI
3rd Aug 20265111 AMAQI
3rd Aug 20263612 PMAQI
3rd Aug 2026281 PMAQI
3rd Aug 2026312 PMAQI
3rd Aug 2026263 PMAQI
3rd Aug 2026274 PMAQI
3rd Aug 2026405 PMAQI
3rd Aug 2026516 PMAQI
3rd Aug 2026447 PMAQI
3rd Aug 2026338 PMAQI
3rd Aug 2026349 PMAQI
3rd Aug 20264610 PMAQI
3rd Aug 20265511 PMAQI
4th Aug 20265912 AMAQI
4th Aug 2026601 AMAQI
4th Aug 2026632 AMAQI
4th Aug 2026763 AMAQI
4th Aug 2026874 AMAQI

28°C22/36°C

4th Aug 2026855 AMAQI
4th Aug 2026826 AMAQI
4th Aug 2026787 AMAQI
4th Aug 2026768 AMAQI
4th Aug 2026809 AMAQI
4th Aug 20268410 AMAQI
4th Aug 20267911 AMAQI
4th Aug 20268212 PMAQI
4th Aug 2026811 PMAQI
4th Aug 2026632 PMAQI
4th Aug 2026583 PMAQI
4th Aug 2026524 PMAQI
4th Aug 2026565 PMAQI
4th Aug 2026586 PMAQI
4th Aug 2026487 PMAQI
4th Aug 2026538 PMAQI
4th Aug 2026609 PMAQI
4th Aug 20264710 PMAQI
4th Aug 20263611 PMAQI
5th Aug 20264812 AMAQI
5th Aug 2026421 AMAQI
5th Aug 2026382 AMAQI
5th Aug 2026473 AMAQI
5th Aug 2026514 AMAQI

29°C24/36°C

5th Aug 2026335 AMAQI
5th Aug 2026536 AMAQI
5th Aug 2026257 AMAQI
5th Aug 2026548 AMAQI
5th Aug 2026259 AMAQI
5th Aug 20263610 AMAQI
5th Aug 20264211 AMAQI
5th Aug 20262512 PMAQI
5th Aug 2026191 PMAQI
5th Aug 2026272 PMAQI
5th Aug 2026293 PMAQI
5th Aug 2026254 PMAQI
5th Aug 2026235 PMAQI
5th Aug 2026236 PMAQI
5th Aug 2026317 PMAQI
5th Aug 2026298 PMAQI
5th Aug 2026339 PMAQI
5th Aug 20263110 PMAQI
5th Aug 20263311 PMAQI
6th Aug 20264412 AMAQI
6th Aug 2026341 AMAQI
6th Aug 2026382 AMAQI
6th Aug 2026403 AMAQI
6th Aug 2026334 AMAQI

29°C24/36°C

6th Aug 2026315 AMAQI
6th Aug 2026486 AMAQI
6th Aug 2026487 AMAQI
6th Aug 2026568 AMAQI
6th Aug 2026469 AMAQI
6th Aug 20265310 AMAQI
6th Aug 20264211 AMAQI
6th Aug 20262712 PMAQI
6th Aug 2026271 PMAQI
6th Aug 2026292 PMAQI
6th Aug 2026233 PMAQI
6th Aug 2026214 PMAQI
6th Aug 2026215 PMAQI
6th Aug 2026256 PMAQI
6th Aug 2026257 PMAQI
6th Aug 2026238 PMAQI
6th Aug 2026239 PMAQI
6th Aug 20262510 PMAQI
6th Aug 20262711 PMAQI
7th Aug 20262912 AMAQI
7th Aug 2026401 AMAQI
7th Aug 2026472 AMAQI
7th Aug 2026503 AMAQI
7th Aug 2026534 AMAQI

29°C24/36°C

7th Aug 2026535 AMAQI
7th Aug 2026486 AMAQI
7th Aug 2026497 AMAQI
7th Aug 2026368 AMAQI
7th Aug 2026369 AMAQI
7th Aug 20263810 AMAQI
7th Aug 20263611 AMAQI
7th Aug 20263812 PMAQI
7th Aug 2026631 PMAQI
7th Aug 2026232 PMAQI
7th Aug 2026213 PMAQI
7th Aug 2026254 PMAQI
7th Aug 2026235 PMAQI
7th Aug 2026256 PMAQI
7th Aug 2026217 PMAQI
7th Aug 2026258 PMAQI
7th Aug 2026279 PMAQI
7th Aug 20263610 PMAQI
7th Aug 20264011 PMAQI
8th Aug 20264212 AMAQI
8th Aug 2026331 AMAQI
8th Aug 2026402 AMAQI
8th Aug 2026383 AMAQI
8th Aug 2026404 AMAQI

29°C23/37°C

8th Aug 2026405 AMAQI
8th Aug 2026386 AMAQI
8th Aug 2026337 AMAQI
8th Aug 2026388 AMAQI
8th Aug 2026339 AMAQI
8th Aug 20262910 AMAQI
8th Aug 20262311 AMAQI
8th Aug 20262112 PMAQI
8th Aug 2026231 PMAQI
8th Aug 2026362 PMAQI
8th Aug 2026213 PMAQI
8th Aug 2026214 PMAQI
8th Aug 2026235 PMAQI
8th Aug 2026216 PMAQI
8th Aug 2026237 PMAQI
8th Aug 2026258 PMAQI
8th Aug 2026239 PMAQI
8th Aug 20262910 PMAQI
8th Aug 20262911 PMAQI
9th Aug 20262112 AMAQI
9th Aug 2026251 AMAQI
9th Aug 2026252 AMAQI
9th Aug 2026293 AMAQI
9th Aug 2026344 AMAQI

29°C24/36°C

9th Aug 2026255 AMAQI
9th Aug 2026256 AMAQI
9th Aug 2026297 AMAQI
9th Aug 2026298 AMAQI
9th Aug 2026259 AMAQI
9th Aug 20262510 AMAQI
9th Aug 20262511 AMAQI
9th Aug 20262712 PMAQI
9th Aug 2026291 PMAQI
9th Aug 2026252 PMAQI
9th Aug 2026213 PMAQI
9th Aug 2026274 PMAQI
9th Aug 2026255 PMAQI
9th Aug 2026236 PMAQI
9th Aug 2026257 PMAQI
9th Aug 2026258 PMAQI
9th Aug 2026279 PMAQI
9th Aug 20262910 PMAQI
9th Aug 20262911 PMAQI
10th Aug 20262912 AMAQI
10th Aug 2026251 AMAQI
10th Aug 2026292 AMAQI
10th Aug 2026313 AMAQI
10th Aug 2026274 AMAQI

27°C24/31°C

10th Aug 2026255 AMAQI
10th Aug 2026256 AMAQI
10th Aug 2026257 AMAQI
10th Aug 2026368 AMAQI
10th Aug 2026339 AMAQI
10th Aug 20263610 AMAQI
10th Aug 20263611 AMAQI
10th Aug 20262512 PMAQI
10th Aug 2026231 PMAQI
10th Aug 2026252 PMAQI
10th Aug 2026213 PMAQI
10th Aug 2026214 PMAQI
10th Aug 2026255 PMAQI
10th Aug 2026236 PMAQI
10th Aug 2026217 PMAQI
10th Aug 2026258 PMAQI
10th Aug 2026279 PMAQI
10th Aug 20262910 PMAQI
10th Aug 20262711 PMAQI
11th Aug 20262312 AMAQI
11th Aug 2026291 AMAQI
11th Aug 2026292 AMAQI
11th Aug 2026273 AMAQI
11th Aug 2026254 AMAQI

26°C24/31°C

11th Aug 2026255 AMAQI
11th Aug 2026256 AMAQI
11th Aug 2026257 AMAQI
11th Aug 2026258 AMAQI
11th Aug 2026239 AMAQI
11th Aug 20262510 AMAQI
11th Aug 20262511 AMAQI
11th Aug 20262312 PMAQI
11th Aug 2026251 PMAQI
11th Aug 2026252 PMAQI
11th Aug 2026253 PMAQI
11th Aug 2026234 PMAQI
11th Aug 2026235 PMAQI
11th Aug 2026296 PMAQI
11th Aug 2026257 PMAQI
11th Aug 2026298 PMAQI
11th Aug 2026279 PMAQI
11th Aug 20264210 PMAQI
11th Aug 20263211 PMAQI
12th Aug 20262112 AMAQI
12th Aug 2026231 AMAQI
12th Aug 2026292 AMAQI
12th Aug 2026293 AMAQI
12th Aug 2026294 AMAQI

25°C22/31°C

12th Aug 2026295 AMAQI
12th Aug 2026256 AMAQI
12th Aug 2026237 AMAQI
12th Aug 2026258 AMAQI
12th Aug 2026219 AMAQI
12th Aug 20262510 AMAQI
12th Aug 20263411 AMAQI
12th Aug 20262912 PMAQI
12th Aug 2026251 PMAQI
12th Aug 2026252 PMAQI
12th Aug 2026253 PMAQI
12th Aug 2026324 PMAQI
12th Aug 2026325 PMAQI
12th Aug 2026316 PMAQI
12th Aug 2026387 PMAQI
12th Aug 2026368 PMAQI
12th Aug 2026339 PMAQI
12th Aug 20263310 PMAQI
12th Aug 20264211 PMAQI
13th Aug 20262712 AMAQI
13th Aug 2026291 AMAQI
13th Aug 2026272 AMAQI
13th Aug 2026253 AMAQI
13th Aug 2026254 AMAQI

23°C16/30°C

13th Aug 2026275 AMAQI
13th Aug 2026296 AMAQI
13th Aug 2026297 AMAQI
13th Aug 2026338 AMAQI
13th Aug 2026339 AMAQI
13th Aug 20263110 AMAQI
13th Aug 20262911 AMAQI
13th Aug 20262712 PMAQI
13th Aug 2026311 PMAQI
13th Aug 2026252 PMAQI
13th Aug 2026233 PMAQI
13th Aug 2026254 PMAQI
13th Aug 2026235 PMAQI
13th Aug 2026256 PMAQI
13th Aug 2026327 PMAQI
13th Aug 2026448 PMAQI
13th Aug 2026449 PMAQI
13th Aug 20262910 PMAQI
13th Aug 20263111 PMAQI
14th Aug 20262512 AMAQI
14th Aug 2026461 AMAQI
14th Aug 2026402 AMAQI
14th Aug 2026503 AMAQI
14th Aug 2026424 AMAQI

25°C19/31°C

14th Aug 2026425 AMAQI
14th Aug 2026386 AMAQI
14th Aug 2026467 AMAQI
14th Aug 2026448 AMAQI
14th Aug 2026459 AMAQI
14th Aug 20264810 AMAQI
14th Aug 20265111 AMAQI
14th Aug 20264612 PMAQI
14th Aug 2026401 PMAQI
14th Aug 2026382 PMAQI
14th Aug 2026333 PMAQI
14th Aug 2026384 PMAQI
14th Aug 2026405 PMAQI
14th Aug 2026466 PMAQI
14th Aug 2026427 PMAQI
14th Aug 2026468 PMAQI
14th Aug 2026629 PMAQI
14th Aug 20266010 PMAQI
14th Aug 20266411 PMAQI
15th Aug 20267012 AMAQI
15th Aug 2026651 AMAQI
15th Aug 2026552 AMAQI
15th Aug 2026463 AMAQI
15th Aug 2026464 AMAQI

25°C20/30°C

15th Aug 2026575 AMAQI
15th Aug 2026466 AMAQI
15th Aug 2026517 AMAQI
15th Aug 2026408 AMAQI
15th Aug 2026569 AMAQI
15th Aug 20265610 AMAQI
15th Aug 20265311 AMAQI
15th Aug 20264412 PMAQI
15th Aug 2026541 PMAQI
15th Aug 2026462 PMAQI
15th Aug 2026483 PMAQI
15th Aug 2026584 PMAQI
15th Aug 2026575 PMAQI
15th Aug 2026386 PMAQI
15th Aug 2026547 PMAQI
15th Aug 2026528 PMAQI
15th Aug 2026499 PMAQI
15th Aug 20264010 PMAQI
15th Aug 20264211 PMAQI
16th Aug 20264712 AMAQI
16th Aug 2026511 AMAQI
16th Aug 2026422 AMAQI
16th Aug 2026383 AMAQI
16th Aug 2026334 AMAQI

25°C22/31°C

16th Aug 2026295 AMAQI
16th Aug 2026296 AMAQI
16th Aug 2026217 AMAQI
16th Aug 2026258 AMAQI
16th Aug 2026299 AMAQI
16th Aug 20262510 AMAQI
16th Aug 20261711 AMAQI
16th Aug 20261712 PMAQI
16th Aug 202681 PMAQI
16th Aug 2026122 PMAQI
16th Aug 2026213 PMAQI
16th Aug 2026184 PMAQI
16th Aug 2026125 PMAQI
16th Aug 2026126 PMAQI
16th Aug 2026387 PMAQI
16th Aug 2026278 PMAQI
16th Aug 2026299 PMAQI
16th Aug 20262510 PMAQI
16th Aug 20262111 PMAQI
17th Aug 20262512 AMAQI
17th Aug 2026251 AMAQI
17th Aug 2026252 AMAQI
17th Aug 2026293 AMAQI
17th Aug 2026214 AMAQI

24°C22/28°C

17th Aug 2026255 AMAQI
17th Aug 2026256 AMAQI
17th Aug 2026297 AMAQI
17th Aug 2026258 AMAQI
17th Aug 2026259 AMAQI
17th Aug 20262310 AMAQI
17th Aug 20262111 AMAQI
17th Aug 20263412 PMAQI
17th Aug 2026341 PMAQI
17th Aug 2026342 PMAQI
17th Aug 2026233 PMAQI
17th Aug 2026254 PMAQI
17th Aug 2026235 PMAQI
17th Aug 2026276 PMAQI
17th Aug 2026277 PMAQI
17th Aug 2026258 PMAQI
17th Aug 2026259 PMAQI
17th Aug 20262710 PMAQI
17th Aug 20262511 PMAQI
18th Aug 20262912 AMAQI
18th Aug 2026291 AMAQI
18th Aug 2026342 AMAQI
18th Aug 2026303 AMAQI
18th Aug 2026214 AMAQI

14°C14/14°C

18th Aug 2026255 AMAQI
5 AM
18th Aug 2026216 AMAQI
18th Aug 2026217 AMAQI
18th Aug 2026218 AMAQI
18th Aug 2026299 AMAQI
18th Aug 20264010 AMAQI
18th Aug 20265311 AMAQI
18th Aug 20265312 PMAQI
12 PM
18th Aug 2026441 PMAQI
18th Aug 2026382 PMAQI
18th Aug 2026333 PMAQI
18th Aug 2026384 PMAQI
18th Aug 2026365 PMAQI
18th Aug 2026366 PMAQI
18th Aug 2026467 PMAQI
7 PM
18th Aug 2026448 PMAQI
18th Aug 2026449 PMAQI
18th Aug 20264610 PMAQI
18th Aug 20264411 PMAQI
12 AM
4 AM

26°C22/32°C

Day time
Avg. Highest Time
10 AM - 1 PM

37AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
3 PM - 4 PM

31AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 AM to 1 PM (Avg. 37), while the lowest AQI was between 3 PM to 4 PM (Avg. 31).
Night time
Avg. Highest Time
3 AM - 4 AM

37AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
12 AM - 2 AM

35AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 3 AM to 4 AM (Avg. 37), while the lowest AQI was between 12 AM to 2 AM (Avg. 35).

2026 Days Vs Air Quality

Tancheon Myeon, Hosan, Chungnam, South Korea

2026

54%

121

40%

90

7%

15

Total number of days with different AQI categories in last 230 days in 2026 (135 days remaining)

Good
121 Days
Moderate
90 Days
Poor
15 Days
Unhealthy
0 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 54%

Health Risk Level:

Considerable

In 2026, 54% of 230 days were within WHO’s safe air quality limits, and 46% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.

Annual Air Quality Insights

Tancheon Myeon, Hosan, 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
32AQI (US)
2nd January 2026
35AQI (US)
3rd January 2026
52AQI (US)
4th January 2026
75AQI (US)
5th January 2026
54AQI (US)
6th January 2026
51AQI (US)
7th January 2026
63AQI (US)
8th January 2026
19AQI (US)
9th January 2026
39AQI (US)
10th January 2026
49AQI (US)
11th January 2026
22AQI (US)
12th January 2026
51AQI (US)
13th January 2026
47AQI (US)
14th January 2026
22AQI (US)
15th January 2026
76AQI (US)
16th January 2026
124AQI (US)
17th January 2026
109AQI (US)
18th January 2026
103AQI (US)
19th January 2026
72AQI (US)
20th January 2026
27AQI (US)
21st January 2026
32AQI (US)
22nd January 2026
35AQI (US)
23rd January 2026
59AQI (US)
24th January 2026
53AQI (US)
25th January 2026
27AQI (US)
26th January 2026
50AQI (US)
27th January 2026
48AQI (US)
28th January 2026
37AQI (US)
29th January 2026
52AQI (US)
30th January 2026
39AQI (US)
31st January 2026
64AQI (US)
1st February 2026
81AQI (US)
2nd February 2026
73AQI (US)
3rd February 2026
82AQI (US)
4th February 2026
105AQI (US)
5th February 2026
114AQI (US)
6th February 2026
68AQI (US)
7th February 2026
37AQI (US)
8th February 2026
37AQI (US)
9th February 2026
32AQI (US)
10th February 2026
76AQI (US)
11th February 2026
108AQI (US)
12th February 2026
119AQI (US)
13th February 2026
121AQI (US)
14th February 2026
128AQI (US)
15th February 2026
101AQI (US)
16th February 2026
37AQI (US)
17th February 2026
57AQI (US)
18th February 2026
56AQI (US)
19th February 2026
39AQI (US)
20th February 2026
68AQI (US)
21st February 2026
99AQI (US)
22nd February 2026
59AQI (US)
23rd February 2026
28AQI (US)
24th February 2026
35AQI (US)
25th February 2026
45AQI (US)
26th February 2026
19AQI (US)
27th February 2026
62AQI (US)
28th February 2026
41AQI (US)
1st March 2026
30AQI (US)
2nd March 2026
12AQI (US)
3rd March 2026
41AQI (US)
4th March 2026
54AQI (US)
5th March 2026
68AQI (US)
6th March 2026
50AQI (US)
7th March 2026
44AQI (US)
8th March 2026
51AQI (US)
9th March 2026
83AQI (US)
10th March 2026
113AQI (US)
11th March 2026
77AQI (US)
12th March 2026
96AQI (US)
13th March 2026
45AQI (US)
14th March 2026
47AQI (US)
15th March 2026
101AQI (US)
16th March 2026
93AQI (US)
17th March 2026
111AQI (US)
18th March 2026
92AQI (US)
19th March 2026
65AQI (US)
20th March 2026
55AQI (US)
21st March 2026
70AQI (US)
22nd March 2026
90AQI (US)
23rd March 2026
70AQI (US)
24th March 2026
101AQI (US)
25th March 2026
74AQI (US)
26th March 2026
86AQI (US)
27th March 2026
98AQI (US)
28th March 2026
97AQI (US)
29th March 2026
83AQI (US)
30th March 2026
81AQI (US)
31st March 2026
45AQI (US)
1st April 2026
81AQI (US)
2nd April 2026
84AQI (US)
3rd April 2026
117AQI (US)
4th April 2026
37AQI (US)
5th April 2026
60AQI (US)
6th April 2026
55AQI (US)
7th April 2026
21AQI (US)
8th April 2026
36AQI (US)
9th April 2026
47AQI (US)
10th April 2026
51AQI (US)
11th April 2026
77AQI (US)
12th April 2026
74AQI (US)
13th April 2026
51AQI (US)
14th April 2026
60AQI (US)
15th April 2026
74AQI (US)
16th April 2026
57AQI (US)
17th April 2026
18th April 2026
53AQI (US)
19th April 2026
60AQI (US)
20th April 2026
94AQI (US)
21st April 2026
64AQI (US)
22nd April 2026
23rd April 2026
47AQI (US)
24th April 2026
34AQI (US)
25th April 2026
56AQI (US)
26th April 2026
63AQI (US)
27th April 2026
56AQI (US)
28th April 2026
42AQI (US)
29th April 2026
49AQI (US)
30th April 2026
54AQI (US)
1st May 2026
39AQI (US)
2nd May 2026
98AQI (US)
3rd May 2026
54AQI (US)
4th May 2026
28AQI (US)
5th May 2026
47AQI (US)
6th May 2026
37AQI (US)
7th May 2026
44AQI (US)
8th May 2026
32AQI (US)
9th May 2026
10th May 2026
39AQI (US)
11th May 2026
33AQI (US)
12th May 2026
25AQI (US)
13th May 2026
56AQI (US)
14th May 2026
52AQI (US)
15th May 2026
63AQI (US)
16th May 2026
78AQI (US)
17th May 2026
66AQI (US)
18th May 2026
56AQI (US)
19th May 2026
52AQI (US)
20th May 2026
63AQI (US)
21st May 2026
67AQI (US)
22nd May 2026
75AQI (US)
23rd May 2026
72AQI (US)
24th May 2026
70AQI (US)
25th May 2026
64AQI (US)
26th May 2026
48AQI (US)
27th May 2026
28AQI (US)
28th May 2026
26AQI (US)
29th May 2026
60AQI (US)
30th May 2026
55AQI (US)
31st May 2026
56AQI (US)
1st June 2026
62AQI (US)
2nd June 2026
62AQI (US)
3rd June 2026
61AQI (US)
4th June 2026
79AQI (US)
5th June 2026
26AQI (US)
6th June 2026
30AQI (US)
7th June 2026
34AQI (US)
8th June 2026
51AQI (US)
9th June 2026
49AQI (US)
10th June 2026
31AQI (US)
11th June 2026
40AQI (US)
12th June 2026
41AQI (US)
13th June 2026
48AQI (US)
14th June 2026
43AQI (US)
15th June 2026
44AQI (US)
16th June 2026
52AQI (US)
17th June 2026
64AQI (US)
18th June 2026
48AQI (US)
19th June 2026
64AQI (US)
20th June 2026
16AQI (US)
21st June 2026
16AQI (US)
22nd June 2026
28AQI (US)
23rd June 2026
24AQI (US)
24th June 2026
22AQI (US)
25th June 2026
27AQI (US)
26th June 2026
30AQI (US)
27th June 2026
47AQI (US)
28th June 2026
49AQI (US)
29th June 2026
50AQI (US)
30th June 2026
47AQI (US)
1st July 2026
41AQI (US)
2nd July 2026
36AQI (US)
3rd July 2026
24AQI (US)
4th July 2026
35AQI (US)
5th July 2026
28AQI (US)
6th July 2026
26AQI (US)
7th July 2026
27AQI (US)
8th July 2026
23AQI (US)
9th July 2026
15AQI (US)
10th July 2026
28AQI (US)
11th July 2026
30AQI (US)
12th July 2026
30AQI (US)
13th July 2026
32AQI (US)
14th July 2026
27AQI (US)
15th July 2026
26AQI (US)
16th July 2026
48AQI (US)
17th July 2026
50AQI (US)
18th July 2026
34AQI (US)
19th July 2026
25AQI (US)
20th July 2026
29AQI (US)
21st July 2026
34AQI (US)
22nd July 2026
35AQI (US)
23rd July 2026
35AQI (US)
24th July 2026
36AQI (US)
25th July 2026
26AQI (US)
26th July 2026
26AQI (US)
27th July 2026
28AQI (US)
28th July 2026
34AQI (US)
29th July 2026
24AQI (US)
30th July 2026
26AQI (US)
31st July 2026
38AQI (US)
1st August 2026
55AQI (US)
2nd August 2026
45AQI (US)
3rd August 2026
45AQI (US)
4th August 2026
67AQI (US)
5th August 2026
34AQI (US)
6th August 2026
34AQI (US)
7th August 2026
37AQI (US)
8th August 2026
30AQI (US)
9th August 2026
26AQI (US)
10th August 2026
27AQI (US)
11th August 2026
26AQI (US)
12th August 2026
29AQI (US)
13th August 2026
29AQI (US)
14th August 2026
45AQI (US)
15th August 2026
51AQI (US)
16th August 2026
26AQI (US)
17th August 2026
26AQI (US)
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

52AQI (US)

69AQI (US)

72AQI (US)

59AQI (US)

53AQI (US)

43AQI (US)

31AQI (US)

37AQI (US)

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202653AQI (US)

16
12
3
10
11
7
8
19
4
8
19
1
12
18
22
8
31
14
3
121
90
15

Highest AQI (US) recorded in

March

72AQI (US)

Lowest AQI (US) recorded in

July

31AQI (US)

202559AQI (US)

2
24
5
7
20
1
5
22
4
5
25
12
19
9
21
17
14
22
9
28
2
17
14
5
20
5
12
17
2
141
207
17

Highest AQI (US) recorded in

March

77AQI (US)

Lowest AQI (US) recorded in

September

40AQI (US)

202466AQI (US)

7
16
8
9
11
8
1
4
23
4
5
19
6
12
19
4
26
15
16
4
27
16
14
2
28
1
8
22
6
25
92
246
27
1

Highest AQI (US) recorded in

January

81AQI (US)

Lowest AQI (US) recorded in

September

53AQI (US)

202372AQI (US)

7
19
3
1
1
14
9
4
2
12
17
22
6
2
6
23
2
3
27
15
16
14
16
1
18
11
1
7
19
2
2
9
19
1
10
13
7
1
92
211
49
10

Highest AQI (US) recorded in

February

100AQI (US)

Lowest AQI (US) recorded in

September

49AQI (US)

202270AQI (US)

1
20
8
1
2
12
5
2
4
19
8
6
20
4
6
23
2
14
16
8
14
1
17
12
10
19
2
4
16
10
4
26
1
77
197
40
3

Highest AQI (US) recorded in

February

92AQI (US)

Lowest AQI (US) recorded in

August

40AQI (US)

202175AQI (US)

5
18
6
2
17
9
3
18
9
1
3
25
2
7
20
2
1
1
5
18
7
19
12
6
3
8
21
2
5
19
5
1
8
15
8
71
186
50
2
1
1

Highest AQI (US) recorded in

March

96AQI (US)

Lowest AQI (US) recorded in

August

47AQI (US)

202063AQI (US)

1
2
19
12
16
15
18
12
8
19
4
8
14
8
3
17
9
2
73
91
21
2

Highest AQI (US) recorded in

December

89AQI (US)

Lowest AQI (US) recorded in

July

46AQI (US)

Most & Least Polluted Years Over the Last 7 Years

Most Polluted Year Recorded
2021(Avg.)
75AQI (US)
Least Polluted Year Recorded
2026(Avg.)
53AQI (US)

Tancheon Myeon's annual 2026 AQI (US) (53) shows an average percentage change of -20.9% (improved AQI (US)) compared to previous years: 2020 (63), 2021 (75), 2022 (70), 2023 (72), 2024 (66), 2025 (59).