Hapdeok eup, Tangjin, 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+
September Air Quality Analysis
Hapdeok eup, Tangjin, Chungnam, South Korea
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
30th Sep 2022
98AQILowest AQI recorded on
21st Sep 2024
22AQISame Day Analysis (17th September ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 39 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 17th Sep - 18th Sep 2025
Hapdeok eup, Tangjin, Chungnam, South Korea
AQI
Day
Night
.
6 AM17th Sep 2025
7 PM
5 AM18th Sep 2025
Day time
Avg. Highest Time
7AM17th Sep
52AQI
Avg. Lowest Time
4PM17th Sep
19AQI
Night time
Avg. Highest Time
1AM18th Sep
44AQI
Avg. Lowest Time
7PM17th Sep
28AQI
In the last 24 hours,
Hapdeok eup's AQI reached its highest point of 52 at 7 AM during the Day, while the lowest point, 19, was recorded at 4 PM during the Day between 17th Sep and 18th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Hapdeok eup, Tangjin, Chungnam, South Korea
AugSep
19th - 20th20th - 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
19th Aug 2025486 AMAQI
19th Aug 2025477 AMAQI
19th Aug 2025498 AMAQI
19th Aug 2025439 AMAQI
19th Aug 20254910 AMAQI
19th Aug 20253511 AMAQI
19th Aug 20255112 PMAQI
19th Aug 2025521 PMAQI
19th Aug 2025482 PMAQI
19th Aug 2025423 PMAQI
19th Aug 2025474 PMAQI
19th Aug 2025505 PMAQI
19th Aug 2025536 PMAQI
19th Aug 2025497 PMAQI
19th Aug 2025528 PMAQI
19th Aug 2025489 PMAQI
19th Aug 20254810 PMAQI
19th Aug 20254811 PMAQI
20th Aug 20254812 AMAQI
20th Aug 2025481 AMAQI
20th Aug 2025482 AMAQI
20th Aug 2025463 AMAQI
20th Aug 2025494 AMAQI
20th Aug 2025485 AMAQI
27°C25/30°C
20th Aug 2025486 AMAQI
20th Aug 2025487 AMAQI
20th Aug 2025488 AMAQI
20th Aug 2025469 AMAQI
20th Aug 20255310 AMAQI
20th Aug 20255411 AMAQI
20th Aug 20256012 PMAQI
20th Aug 2025531 PMAQI
20th Aug 2025492 PMAQI
20th Aug 2025503 PMAQI
20th Aug 2025544 PMAQI
20th Aug 2025475 PMAQI
20th Aug 2025456 PMAQI
20th Aug 2025497 PMAQI
20th Aug 2025488 PMAQI
20th Aug 2025479 PMAQI
20th Aug 20254710 PMAQI
20th Aug 20254911 PMAQI
21st Aug 20254912 AMAQI
21st Aug 2025481 AMAQI
21st Aug 2025482 AMAQI
21st Aug 2025493 AMAQI
21st Aug 2025504 AMAQI
21st Aug 2025505 AMAQI
27°C25/30°C
21st Aug 2025526 AMAQI
21st Aug 2025507 AMAQI
21st Aug 2025508 AMAQI
21st Aug 2025489 AMAQI
21st Aug 20255210 AMAQI
21st Aug 20255111 AMAQI
21st Aug 20255512 PMAQI
21st Aug 2025521 PMAQI
21st Aug 2025552 PMAQI
21st Aug 2025523 PMAQI
21st Aug 2025524 PMAQI
21st Aug 2025545 PMAQI
21st Aug 2025526 PMAQI
21st Aug 2025497 PMAQI
21st Aug 2025518 PMAQI
21st Aug 2025499 PMAQI
21st Aug 20255110 PMAQI
21st Aug 20254811 PMAQI
22nd Aug 20255212 AMAQI
22nd Aug 2025501 AMAQI
22nd Aug 2025502 AMAQI
22nd Aug 2025503 AMAQI
22nd Aug 2025504 AMAQI
22nd Aug 2025505 AMAQI
27°C24/30°C
22nd Aug 2025506 AMAQI
22nd Aug 2025517 AMAQI
22nd Aug 2025518 AMAQI
22nd Aug 2025389 AMAQI
22nd Aug 20255110 AMAQI
22nd Aug 20255111 AMAQI
22nd Aug 20255312 PMAQI
22nd Aug 2025581 PMAQI
22nd Aug 2025602 PMAQI
22nd Aug 2025513 PMAQI
22nd Aug 2025484 PMAQI
22nd Aug 2025585 PMAQI
22nd Aug 2025546 PMAQI
22nd Aug 2025537 PMAQI
22nd Aug 2025508 PMAQI
22nd Aug 2025509 PMAQI
22nd Aug 20255010 PMAQI
22nd Aug 20254811 PMAQI
23rd Aug 20254912 AMAQI
23rd Aug 2025521 AMAQI
23rd Aug 2025512 AMAQI
23rd Aug 2025513 AMAQI
23rd Aug 2025514 AMAQI
23rd Aug 2025515 AMAQI
27°C24/30°C
23rd Aug 2025526 AMAQI
23rd Aug 2025507 AMAQI
23rd Aug 2025518 AMAQI
23rd Aug 2025389 AMAQI
23rd Aug 20254210 AMAQI
23rd Aug 20254111 AMAQI
23rd Aug 20254912 PMAQI
23rd Aug 2025481 PMAQI
23rd Aug 2025542 PMAQI
23rd Aug 2025503 PMAQI
23rd Aug 2025534 PMAQI
23rd Aug 2025515 PMAQI
23rd Aug 2025556 PMAQI
23rd Aug 2025527 PMAQI
23rd Aug 2025518 PMAQI
23rd Aug 2025519 PMAQI
23rd Aug 20255210 PMAQI
23rd Aug 20255011 PMAQI
24th Aug 20255212 AMAQI
24th Aug 2025501 AMAQI
24th Aug 2025492 AMAQI
24th Aug 2025483 AMAQI
24th Aug 2025494 AMAQI
24th Aug 2025495 AMAQI
27°C25/30°C
24th Aug 2025486 AMAQI
24th Aug 2025497 AMAQI
24th Aug 2025498 AMAQI
24th Aug 2025569 AMAQI
24th Aug 20255810 AMAQI
24th Aug 20255611 AMAQI
24th Aug 20255912 PMAQI
24th Aug 2025591 PMAQI
24th Aug 2025562 PMAQI
24th Aug 2025503 PMAQI
24th Aug 2025534 PMAQI
24th Aug 2025485 PMAQI
24th Aug 2025546 PMAQI
24th Aug 2025507 PMAQI
24th Aug 2025498 PMAQI
24th Aug 2025479 PMAQI
24th Aug 20255010 PMAQI
24th Aug 20255111 PMAQI
25th Aug 20255012 AMAQI
25th Aug 2025481 AMAQI
25th Aug 2025512 AMAQI
25th Aug 2025503 AMAQI
25th Aug 2025504 AMAQI
25th Aug 2025515 AMAQI
27°C25/31°C
25th Aug 2025526 AMAQI
25th Aug 2025517 AMAQI
25th Aug 2025528 AMAQI
25th Aug 2025419 AMAQI
25th Aug 20254210 AMAQI
25th Aug 20254511 AMAQI
25th Aug 20254112 PMAQI
25th Aug 2025411 PMAQI
25th Aug 2025422 PMAQI
25th Aug 2025403 PMAQI
25th Aug 2025424 PMAQI
25th Aug 2025495 PMAQI
25th Aug 2025406 PMAQI
25th Aug 2025457 PMAQI
25th Aug 2025448 PMAQI
25th Aug 2025499 PMAQI
25th Aug 20255010 PMAQI
25th Aug 20254811 PMAQI
26th Aug 20254512 AMAQI
26th Aug 2025491 AMAQI
26th Aug 2025502 AMAQI
26th Aug 2025513 AMAQI
26th Aug 2025514 AMAQI
26th Aug 2025505 AMAQI
27°C25/30°C
26th Aug 2025506 AMAQI
26th Aug 2025507 AMAQI
26th Aug 2025508 AMAQI
26th Aug 2025229 AMAQI
26th Aug 20252710 AMAQI
26th Aug 20252711 AMAQI
26th Aug 20252812 PMAQI
26th Aug 2025331 PMAQI
26th Aug 2025322 PMAQI
26th Aug 2025353 PMAQI
26th Aug 2025404 PMAQI
26th Aug 2025425 PMAQI
26th Aug 2025466 PMAQI
26th Aug 2025367 PMAQI
26th Aug 2025468 PMAQI
26th Aug 2025469 PMAQI
26th Aug 20254710 PMAQI
26th Aug 20254611 PMAQI
27th Aug 20254912 AMAQI
27th Aug 2025501 AMAQI
27th Aug 2025492 AMAQI
27th Aug 2025493 AMAQI
27th Aug 2025464 AMAQI
27th Aug 2025465 AMAQI
26°C23/29°C
27th Aug 2025456 AMAQI
27th Aug 2025447 AMAQI
27th Aug 2025448 AMAQI
27th Aug 2025489 AMAQI
27th Aug 20254510 AMAQI
27th Aug 20255011 AMAQI
27th Aug 20255412 PMAQI
27th Aug 2025491 PMAQI
27th Aug 2025462 PMAQI
27th Aug 2025483 PMAQI
27th Aug 2025524 PMAQI
27th Aug 2025545 PMAQI
27th Aug 2025516 PMAQI
27th Aug 2025527 PMAQI
27th Aug 2025478 PMAQI
27th Aug 2025529 PMAQI
27th Aug 20255310 PMAQI
27th Aug 20255011 PMAQI
28th Aug 20255212 AMAQI
28th Aug 2025521 AMAQI
28th Aug 2025482 AMAQI
28th Aug 2025483 AMAQI
28th Aug 2025484 AMAQI
28th Aug 2025485 AMAQI
25°C22/30°C
28th Aug 2025486 AMAQI
28th Aug 2025487 AMAQI
28th Aug 2025488 AMAQI
28th Aug 2025619 AMAQI
28th Aug 20255810 AMAQI
28th Aug 20256211 AMAQI
28th Aug 20256312 PMAQI
28th Aug 2025601 PMAQI
28th Aug 2025562 PMAQI
28th Aug 2025593 PMAQI
28th Aug 2025564 PMAQI
28th Aug 2025565 PMAQI
28th Aug 2025526 PMAQI
28th Aug 2025517 PMAQI
28th Aug 2025498 PMAQI
28th Aug 2025509 PMAQI
28th Aug 20254710 PMAQI
28th Aug 20255411 PMAQI
29th Aug 20255212 AMAQI
29th Aug 2025511 AMAQI
29th Aug 2025522 AMAQI
29th Aug 2025523 AMAQI
29th Aug 2025524 AMAQI
29th Aug 2025525 AMAQI
25°C22/28°C
29th Aug 2025526 AMAQI
29th Aug 2025527 AMAQI
29th Aug 2025528 AMAQI
29th Aug 2025409 AMAQI
29th Aug 20254110 AMAQI
29th Aug 20254011 AMAQI
29th Aug 20254112 PMAQI
29th Aug 2025401 PMAQI
29th Aug 2025382 PMAQI
29th Aug 2025353 PMAQI
29th Aug 2025364 PMAQI
29th Aug 2025505 PMAQI
29th Aug 2025406 PMAQI
29th Aug 2025467 PMAQI
29th Aug 2025428 PMAQI
29th Aug 2025439 PMAQI
29th Aug 20254410 PMAQI
29th Aug 20254511 PMAQI
30th Aug 20254612 AMAQI
30th Aug 2025521 AMAQI
30th Aug 2025512 AMAQI
30th Aug 2025513 AMAQI
30th Aug 2025514 AMAQI
30th Aug 2025505 AMAQI
27°C26/30°C
30th Aug 2025516 AMAQI
30th Aug 2025517 AMAQI
30th Aug 2025508 AMAQI
30th Aug 2025239 AMAQI
30th Aug 20253410 AMAQI
30th Aug 20253911 AMAQI
30th Aug 20253512 PMAQI
30th Aug 2025301 PMAQI
30th Aug 2025262 PMAQI
30th Aug 2025313 PMAQI
30th Aug 2025404 PMAQI
30th Aug 2025295 PMAQI
30th Aug 2025366 PMAQI
30th Aug 2025467 PMAQI
30th Aug 2025438 PMAQI
30th Aug 2025459 PMAQI
30th Aug 20254710 PMAQI
30th Aug 20254611 PMAQI
31st Aug 20254712 AMAQI
31st Aug 2025501 AMAQI
31st Aug 2025512 AMAQI
31st Aug 2025513 AMAQI
31st Aug 2025474 AMAQI
31st Aug 2025465 AMAQI
27°C25/30°C
31st Aug 2025486 AMAQI
31st Aug 2025487 AMAQI
31st Aug 2025488 AMAQI
31st Aug 2025469 AMAQI
31st Aug 20253810 AMAQI
31st Aug 20254211 AMAQI
31st Aug 20255312 PMAQI
31st Aug 2025541 PMAQI
31st Aug 2025542 PMAQI
31st Aug 2025513 PMAQI
31st Aug 2025514 PMAQI
31st Aug 2025455 PMAQI
31st Aug 2025486 PMAQI
31st Aug 2025377 PMAQI
31st Aug 2025478 PMAQI
31st Aug 2025499 PMAQI
31st Aug 20254610 PMAQI
31st Aug 20254611 PMAQI
1st Sep 20254912 AMAQI
1st Sep 2025471 AMAQI
1st Sep 2025482 AMAQI
1st Sep 2025503 AMAQI
1st Sep 2025504 AMAQI
1st Sep 2025505 AMAQI
27°C24/30°C
1st Sep 2025496 AMAQI
1st Sep 2025507 AMAQI
1st Sep 2025518 AMAQI
1st Sep 2025279 AMAQI
1st Sep 20252710 AMAQI
1st Sep 20252411 AMAQI
1st Sep 20252412 PMAQI
1st Sep 2025311 PMAQI
1st Sep 2025382 PMAQI
1st Sep 2025363 PMAQI
1st Sep 2025384 PMAQI
1st Sep 2025355 PMAQI
1st Sep 2025376 PMAQI
1st Sep 2025347 PMAQI
1st Sep 2025358 PMAQI
1st Sep 2025439 PMAQI
1st Sep 20254210 PMAQI
1st Sep 20254211 PMAQI
2nd Sep 20254512 AMAQI
2nd Sep 2025521 AMAQI
2nd Sep 2025482 AMAQI
2nd Sep 2025483 AMAQI
2nd Sep 2025474 AMAQI
2nd Sep 2025465 AMAQI
26°C23/28°C
2nd Sep 2025466 AMAQI
2nd Sep 2025457 AMAQI
2nd Sep 2025448 AMAQI
2nd Sep 2025449 AMAQI
2nd Sep 20255310 AMAQI
2nd Sep 20254411 AMAQI
2nd Sep 20255312 PMAQI
2nd Sep 2025371 PMAQI
2nd Sep 2025402 PMAQI
2nd Sep 2025383 PMAQI
2nd Sep 2025464 PMAQI
2nd Sep 2025475 PMAQI
2nd Sep 2025446 PMAQI
2nd Sep 2025487 PMAQI
2nd Sep 2025448 PMAQI
2nd Sep 2025489 PMAQI
2nd Sep 20255110 PMAQI
2nd Sep 20255211 PMAQI
3rd Sep 20255212 AMAQI
3rd Sep 2025461 AMAQI
3rd Sep 2025472 AMAQI
3rd Sep 2025483 AMAQI
3rd Sep 2025484 AMAQI
3rd Sep 2025475 AMAQI
24°C21/28°C
3rd Sep 2025476 AMAQI
3rd Sep 2025487 AMAQI
3rd Sep 2025488 AMAQI
3rd Sep 2025559 AMAQI
3rd Sep 20255610 AMAQI
3rd Sep 20255811 AMAQI
3rd Sep 20255812 PMAQI
3rd Sep 2025531 PMAQI
3rd Sep 2025512 PMAQI
3rd Sep 2025543 PMAQI
3rd Sep 2025494 PMAQI
3rd Sep 2025445 PMAQI
3rd Sep 2025566 PMAQI
3rd Sep 2025547 PMAQI
3rd Sep 2025518 PMAQI
3rd Sep 2025509 PMAQI
3rd Sep 20255110 PMAQI
3rd Sep 20255011 PMAQI
4th Sep 20255112 AMAQI
4th Sep 2025471 AMAQI
4th Sep 2025492 AMAQI
4th Sep 2025493 AMAQI
4th Sep 2025504 AMAQI
4th Sep 2025525 AMAQI
25°C20/30°C
4th Sep 2025526 AMAQI
4th Sep 2025517 AMAQI
4th Sep 2025508 AMAQI
4th Sep 2025399 AMAQI
4th Sep 20254110 AMAQI
4th Sep 20253911 AMAQI
4th Sep 20254012 PMAQI
4th Sep 2025441 PMAQI
4th Sep 2025462 PMAQI
4th Sep 2025483 PMAQI
4th Sep 2025494 PMAQI
4th Sep 2025495 PMAQI
4th Sep 2025516 PMAQI
4th Sep 2025477 PMAQI
4th Sep 2025488 PMAQI
4th Sep 2025539 PMAQI
4th Sep 20255310 PMAQI
4th Sep 20254811 PMAQI
5th Sep 20254412 AMAQI
5th Sep 2025471 AMAQI
5th Sep 2025522 AMAQI
5th Sep 2025503 AMAQI
5th Sep 2025484 AMAQI
5th Sep 2025475 AMAQI
23°C22/25°C
5th Sep 2025496 AMAQI
5th Sep 2025477 AMAQI
5th Sep 2025478 AMAQI
5th Sep 2025359 AMAQI
5th Sep 20254210 AMAQI
5th Sep 20253311 AMAQI
5th Sep 20253512 PMAQI
5th Sep 2025351 PMAQI
5th Sep 2025362 PMAQI
5th Sep 2025513 PMAQI
5th Sep 2025464 PMAQI
5th Sep 2025425 PMAQI
5th Sep 2025486 PMAQI
5th Sep 2025487 PMAQI
5th Sep 2025448 PMAQI
5th Sep 2025469 PMAQI
5th Sep 20254610 PMAQI
5th Sep 20254611 PMAQI
6th Sep 20254012 AMAQI
6th Sep 2025421 AMAQI
6th Sep 2025462 AMAQI
6th Sep 2025463 AMAQI
6th Sep 2025434 AMAQI
6th Sep 2025445 AMAQI
26°C22/30°C
6th Sep 2025466 AMAQI
6th Sep 2025477 AMAQI
6th Sep 2025458 AMAQI
6th Sep 2025389 AMAQI
6th Sep 20255310 AMAQI
6th Sep 20254811 AMAQI
6th Sep 20254412 PMAQI
6th Sep 2025401 PMAQI
6th Sep 2025332 PMAQI
6th Sep 2025303 PMAQI
6th Sep 2025294 PMAQI
6th Sep 2025295 PMAQI
6th Sep 2025366 PMAQI
6th Sep 2025327 PMAQI
6th Sep 2025348 PMAQI
6th Sep 2025369 PMAQI
6th Sep 20254210 PMAQI
6th Sep 20253611 PMAQI
7th Sep 20253812 AMAQI
7th Sep 2025421 AMAQI
7th Sep 2025422 AMAQI
7th Sep 2025423 AMAQI
7th Sep 2025424 AMAQI
7th Sep 2025435 AMAQI
26°C24/29°C
7th Sep 2025446 AMAQI
7th Sep 2025427 AMAQI
7th Sep 2025448 AMAQI
7th Sep 2025419 AMAQI
7th Sep 20255010 AMAQI
7th Sep 20253611 AMAQI
7th Sep 20253712 PMAQI
7th Sep 2025391 PMAQI
7th Sep 2025482 PMAQI
7th Sep 2025483 PMAQI
7th Sep 2025404 PMAQI
7th Sep 2025395 PMAQI
7th Sep 2025366 PMAQI
7th Sep 2025487 PMAQI
7th Sep 2025468 PMAQI
7th Sep 2025449 PMAQI
7th Sep 20254110 PMAQI
7th Sep 20254411 PMAQI
8th Sep 20254012 AMAQI
8th Sep 2025401 AMAQI
8th Sep 2025392 AMAQI
8th Sep 2025423 AMAQI
8th Sep 2025424 AMAQI
8th Sep 2025405 AMAQI
25°C21/28°C
8th Sep 2025416 AMAQI
8th Sep 2025437 AMAQI
8th Sep 2025428 AMAQI
8th Sep 2025559 AMAQI
8th Sep 20255610 AMAQI
8th Sep 20255011 AMAQI
8th Sep 20256012 PMAQI
8th Sep 2025561 PMAQI
8th Sep 2025542 PMAQI
8th Sep 2025553 PMAQI
8th Sep 2025574 PMAQI
8th Sep 2025545 PMAQI
8th Sep 2025556 PMAQI
8th Sep 2025607 PMAQI
8th Sep 2025548 PMAQI
8th Sep 2025549 PMAQI
8th Sep 20255410 PMAQI
8th Sep 20255511 PMAQI
9th Sep 20254812 AMAQI
9th Sep 2025411 AMAQI
9th Sep 2025412 AMAQI
9th Sep 2025423 AMAQI
9th Sep 2025424 AMAQI
9th Sep 2025425 AMAQI
23°C20/28°C
9th Sep 2025456 AMAQI
9th Sep 2025437 AMAQI
9th Sep 2025438 AMAQI
9th Sep 2025569 AMAQI
9th Sep 20255910 AMAQI
9th Sep 20255811 AMAQI
9th Sep 20255612 PMAQI
9th Sep 2025551 PMAQI
9th Sep 2025572 PMAQI
9th Sep 2025553 PMAQI
9th Sep 2025554 PMAQI
9th Sep 2025555 PMAQI
9th Sep 2025526 PMAQI
9th Sep 2025557 PMAQI
9th Sep 2025538 PMAQI
9th Sep 2025549 PMAQI
9th Sep 20255410 PMAQI
9th Sep 20255211 PMAQI
10th Sep 20254912 AMAQI
10th Sep 2025451 AMAQI
10th Sep 2025442 AMAQI
10th Sep 2025433 AMAQI
10th Sep 2025494 AMAQI
10th Sep 2025485 AMAQI
23°C20/26°C
10th Sep 2025506 AMAQI
10th Sep 2025487 AMAQI
10th Sep 2025498 AMAQI
10th Sep 2025569 AMAQI
10th Sep 20255710 AMAQI
10th Sep 20256011 AMAQI
10th Sep 20256012 PMAQI
10th Sep 2025561 PMAQI
10th Sep 2025522 PMAQI
10th Sep 2025483 PMAQI
10th Sep 2025474 PMAQI
10th Sep 2025525 PMAQI
10th Sep 2025476 PMAQI
10th Sep 2025517 PMAQI
10th Sep 2025528 PMAQI
10th Sep 2025539 PMAQI
10th Sep 20255210 PMAQI
10th Sep 20255211 PMAQI
11th Sep 20255412 AMAQI
11th Sep 2025481 AMAQI
11th Sep 2025462 AMAQI
11th Sep 2025453 AMAQI
11th Sep 2025494 AMAQI
11th Sep 2025505 AMAQI
23°C19/28°C
11th Sep 2025506 AMAQI
11th Sep 2025507 AMAQI
11th Sep 2025508 AMAQI
11th Sep 2025609 AMAQI
11th Sep 20256110 AMAQI
11th Sep 20255711 AMAQI
11th Sep 20255912 PMAQI
11th Sep 2025541 PMAQI
11th Sep 2025462 PMAQI
11th Sep 2025543 PMAQI
11th Sep 2025404 PMAQI
11th Sep 2025465 PMAQI
11th Sep 2025436 PMAQI
11th Sep 2025427 PMAQI
11th Sep 2025548 PMAQI
11th Sep 2025559 PMAQI
11th Sep 20255610 PMAQI
11th Sep 20255511 PMAQI
12th Sep 20255412 AMAQI
12th Sep 2025501 AMAQI
12th Sep 2025482 AMAQI
12th Sep 2025503 AMAQI
12th Sep 2025504 AMAQI
12th Sep 2025525 AMAQI
24°C19/29°C
12th Sep 2025526 AMAQI
12th Sep 2025527 AMAQI
12th Sep 2025528 AMAQI
12th Sep 2025599 AMAQI
12th Sep 20255810 AMAQI
12th Sep 20255311 AMAQI
12th Sep 20254912 PMAQI
12th Sep 2025511 PMAQI
12th Sep 2025482 PMAQI
12th Sep 2025493 PMAQI
12th Sep 2025464 PMAQI
12th Sep 2025485 PMAQI
12th Sep 2025466 PMAQI
12th Sep 2025397 PMAQI
12th Sep 2025468 PMAQI
12th Sep 2025489 PMAQI
12th Sep 20254410 PMAQI
12th Sep 20254511 PMAQI
13th Sep 20254712 AMAQI
13th Sep 2025491 AMAQI
13th Sep 2025482 AMAQI
13th Sep 2025513 AMAQI
13th Sep 2025504 AMAQI
13th Sep 2025525 AMAQI
22°C20/24°C
13th Sep 2025506 AMAQI
13th Sep 2025507 AMAQI
13th Sep 2025528 AMAQI
13th Sep 2025229 AMAQI
13th Sep 20253610 AMAQI
13th Sep 20254111 AMAQI
13th Sep 20253612 PMAQI
13th Sep 2025341 PMAQI
13th Sep 2025382 PMAQI
13th Sep 2025353 PMAQI
13th Sep 2025324 PMAQI
13th Sep 2025275 PMAQI
13th Sep 2025326 PMAQI
13th Sep 2025287 PMAQI
13th Sep 2025378 PMAQI
13th Sep 2025449 PMAQI
13th Sep 20255010 PMAQI
13th Sep 20255311 PMAQI
14th Sep 20254612 AMAQI
14th Sep 2025511 AMAQI
14th Sep 2025462 AMAQI
14th Sep 2025493 AMAQI
14th Sep 2025474 AMAQI
14th Sep 2025475 AMAQI
24°C21/27°C
14th Sep 2025446 AMAQI
14th Sep 2025467 AMAQI
14th Sep 2025468 AMAQI
14th Sep 2025399 AMAQI
14th Sep 20254010 AMAQI
14th Sep 20253511 AMAQI
14th Sep 20253412 PMAQI
14th Sep 2025361 PMAQI
14th Sep 2025342 PMAQI
14th Sep 2025343 PMAQI
14th Sep 2025364 PMAQI
14th Sep 2025355 PMAQI
14th Sep 2025416 PMAQI
14th Sep 2025487 PMAQI
14th Sep 2025498 PMAQI
14th Sep 2025449 PMAQI
14th Sep 20254210 PMAQI
14th Sep 20254411 PMAQI
15th Sep 20254412 AMAQI
15th Sep 2025431 AMAQI
15th Sep 2025462 AMAQI
15th Sep 2025473 AMAQI
15th Sep 2025454 AMAQI
15th Sep 2025465 AMAQI
24°C21/27°C
15th Sep 2025456 AMAQI
15th Sep 2025477 AMAQI
15th Sep 2025478 AMAQI
15th Sep 2025569 AMAQI
15th Sep 20255010 AMAQI
15th Sep 20255011 AMAQI
15th Sep 20255212 PMAQI
15th Sep 2025581 PMAQI
15th Sep 2025522 PMAQI
15th Sep 2025563 PMAQI
15th Sep 2025494 PMAQI
15th Sep 2025525 PMAQI
15th Sep 2025506 PMAQI
15th Sep 2025567 PMAQI
15th Sep 2025548 PMAQI
15th Sep 2025519 PMAQI
15th Sep 20255610 PMAQI
15th Sep 20256011 PMAQI
16th Sep 20255312 AMAQI
16th Sep 2025471 AMAQI
16th Sep 2025452 AMAQI
16th Sep 2025463 AMAQI
16th Sep 2025464 AMAQI
16th Sep 2025475 AMAQI
24°C20/29°C
16th Sep 2025486 AMAQI
16th Sep 2025477 AMAQI
16th Sep 2025478 AMAQI
16th Sep 2025599 AMAQI
16th Sep 20256910 AMAQI
16th Sep 20256211 AMAQI
16th Sep 20255512 PMAQI
16th Sep 2025521 PMAQI
16th Sep 2025402 PMAQI
16th Sep 2025363 PMAQI
16th Sep 2025364 PMAQI
16th Sep 2025315 PMAQI
16th Sep 2025256 PMAQI
16th Sep 2025287 PMAQI
16th Sep 2025358 PMAQI
16th Sep 2025379 PMAQI
16th Sep 20253810 PMAQI
16th Sep 20253511 PMAQI
17th Sep 20254012 AMAQI
17th Sep 2025521 AMAQI
17th Sep 2025522 AMAQI
17th Sep 2025523 AMAQI
17th Sep 2025484 AMAQI
17th Sep 2025525 AMAQI
25°C22/28°C
17th Sep 2025516 AMAQI
17th Sep 2025527 AMAQI
17th Sep 2025528 AMAQI
17th Sep 2025329 AMAQI
17th Sep 20252410 AMAQI
17th Sep 20252511 AMAQI
17th Sep 20252712 PMAQI
17th Sep 2025241 PMAQI
17th Sep 2025252 PMAQI
17th Sep 2025213 PMAQI
17th Sep 2025194 PMAQI
17th Sep 2025215 PMAQI
17th Sep 2025226 PMAQI
17th Sep 2025287 PMAQI
17th Sep 2025368 PMAQI
17th Sep 2025389 PMAQI
17th Sep 20253310 PMAQI
17th Sep 20253511 PMAQI
18th Sep 20254212 AMAQI
18th Sep 2025441 AMAQI
18th Sep 2025442 AMAQI
18th Sep 2025443 AMAQI
18th Sep 2025434 AMAQI
18th Sep 2025425 AMAQI
23°C21/25°C
18th Sep 2025426 AMAQI
6 AM18th Sep 2025427 AMAQI
18th Sep 2025428 AMAQI
18th Sep 2025469 AMAQI
18th Sep 20255810 AMAQI
18th Sep 20255911 AMAQI
18th Sep 20255412 PMAQI
12 PM18th Sep 2025381 PMAQI
18th Sep 2025302 PMAQI
18th Sep 2025283 PMAQI
18th Sep 2025294 PMAQI
18th Sep 2025305 PMAQI
18th Sep 2025296 PMAQI
7 PM
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 8 AM
48AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
9 AM
44AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 AM to 8 AM (Avg. 48), while the lowest AQI was between 9 AM to 9 AM (Avg. 44).
Night time
Avg. Highest Time
12 AM - 5 AM
48AQI
6 hours / Day
180 hours / Month
Avg. Lowest Time
8 PM - 11 PM
47AQI
4 hours / Day
120 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 5 AM (Avg. 48), while the lowest AQI was between 8 PM to 11 PM (Avg. 47).
2025 Days Vs Air Quality
Hapdeok eup, Tangjin, Chungnam, South Korea
2025
23%
59
70%
183
7%
18
Total number of days with different AQI categories in last 261 days in 2025 (104 days remaining)
Good
59 DaysModerate
183 DaysPoor
18 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 23%
Health Risk Level:
Very high
In 2025, 23% of 261 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Hapdeok eup, Tangjin, Chungnam, South Korea
AQI levels in 2025
AQI
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 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
75AQI
75AQI
2nd January 2025
65AQI
65AQI
3rd January 2025
62AQI
62AQI
4th January 2025
62AQI
62AQI
5th January 2025
65AQI
65AQI
6th January 2025
79AQI
79AQI
7th January 2025
56AQI
56AQI
8th January 2025
66AQI
66AQI
9th January 2025
44AQI
44AQI
10th January 2025
63AQI
63AQI
11th January 2025
71AQI
71AQI
12th January 2025
86AQI
86AQI
13th January 2025
90AQI
90AQI
14th January 2025
96AQI
96AQI
15th January 2025
55AQI
55AQI
16th January 2025
70AQI
70AQI
17th January 2025
80AQI
80AQI
18th January 2025
82AQI
82AQI
19th January 2025
83AQI
83AQI
20th January 2025
124AQI
124AQI
21st January 2025
140AQI
140AQI
22nd January 2025
140AQI
140AQI
23rd January 2025
120AQI
120AQI
24th January 2025
128AQI
128AQI
25th January 2025
93AQI
93AQI
26th January 2025
77AQI
77AQI
27th January 2025
68AQI
68AQI
28th January 2025
60AQI
60AQI
29th January 2025
60AQI
60AQI
30th January 2025
65AQI
65AQI
31st January 2025
88AQI
88AQI
1st February 2025
96AQI
96AQI
2nd February 2025
106AQI
106AQI
3rd February 2025
55AQI
55AQI
4th February 2025
50AQI
50AQI
5th February 2025
49AQI
49AQI
6th February 2025
56AQI
56AQI
7th February 2025
48AQI
48AQI
8th February 2025
46AQI
46AQI
9th February 2025
55AQI
55AQI
10th February 2025
65AQI
65AQI
11th February 2025
87AQI
87AQI
12th February 2025
79AQI
79AQI
13th February 2025
57AQI
57AQI
14th February 2025
87AQI
87AQI
15th February 2025
62AQI
62AQI
16th February 2025
115AQI
115AQI
17th February 2025
52AQI
52AQI
18th February 2025
61AQI
61AQI
19th February 2025
49AQI
49AQI
20th February 2025
52AQI
52AQI
21st February 2025
56AQI
56AQI
22nd February 2025
58AQI
58AQI
23rd February 2025
56AQI
56AQI
24th February 2025
57AQI
57AQI
25th February 2025
54AQI
54AQI
26th February 2025
75AQI
75AQI
27th February 2025
72AQI
72AQI
28th February 2025
94AQI
94AQI
1st March 2025
113AQI
113AQI
2nd March 2025
91AQI
91AQI
3rd March 2025
59AQI
59AQI
4th March 2025
48AQI
48AQI
5th March 2025
42AQI
42AQI
6th March 2025
80AQI
80AQI
7th March 2025
94AQI
94AQI
8th March 2025
95AQI
95AQI
9th March 2025
118AQI
118AQI
10th March 2025
115AQI
115AQI
11th March 2025
110AQI
110AQI
12th March 2025
105AQI
105AQI
13th March 2025
89AQI
89AQI
14th March 2025
85AQI
85AQI
15th March 2025
59AQI
59AQI
16th March 2025
75AQI
75AQI
17th March 2025
66AQI
66AQI
18th March 2025
85AQI
85AQI
19th March 2025
85AQI
85AQI
20th March 2025
97AQI
97AQI
21st March 2025
105AQI
105AQI
22nd March 2025
111AQI
111AQI
23rd March 2025
122AQI
122AQI
24th March 2025
118AQI
118AQI
25th March 2025
128AQI
128AQI
26th March 2025
102AQI
102AQI
27th March 2025
92AQI
92AQI
28th March 2025
59AQI
59AQI
29th March 2025
53AQI
53AQI
30th March 2025
50AQI
50AQI
31st March 2025
66AQI
66AQI
1st April 2025
80AQI
80AQI
2nd April 2025
87AQI
87AQI
3rd April 2025
91AQI
91AQI
4th April 2025
91AQI
91AQI
5th April 2025
82AQI
82AQI
6th April 2025
70AQI
70AQI
7th April 2025
76AQI
76AQI
8th April 2025
76AQI
76AQI
9th April 2025
68AQI
68AQI
10th April 2025
77AQI
77AQI
11th April 2025
89AQI
89AQI
12th April 2025
67AQI
67AQI
13th April 2025
64AQI
64AQI
14th April 2025
49AQI
49AQI
15th April 2025
61AQI
61AQI
16th April 2025
62AQI
62AQI
17th April 2025
70AQI
70AQI
18th April 2025
84AQI
84AQI
19th April 2025
50AQI
50AQI
20th April 2025
70AQI
70AQI
21st April 2025
62AQI
62AQI
22nd April 2025
50AQI
50AQI
23rd April 2025
53AQI
53AQI
24th April 2025
71AQI
71AQI
25th April 2025
62AQI
62AQI
26th April 2025
58AQI
58AQI
27th April 2025
41AQI
41AQI
28th April 2025
63AQI
63AQI
29th April 2025
68AQI
68AQI
30th April 2025
57AQI
57AQI
1st May 2025
61AQI
61AQI
2nd May 2025
55AQI
55AQI
3rd May 2025
54AQI
54AQI
4th May 2025
48AQI
48AQI
5th May 2025
50AQI
50AQI
6th May 2025
51AQI
51AQI
7th May 2025
55AQI
55AQI
8th May 2025
66AQI
66AQI
9th May 2025
52AQI
52AQI
10th May 2025
62AQI
62AQI
11th May 2025
70AQI
70AQI
12th May 2025
72AQI
72AQI
13th May 2025
74AQI
74AQI
14th May 2025
74AQI
74AQI
15th May 2025
58AQI
58AQI
16th May 2025
49AQI
49AQI
17th May 2025
41AQI
41AQI
18th May 2025
59AQI
59AQI
19th May 2025
60AQI
60AQI
20th May 2025
39AQI
39AQI
21st May 2025
52AQI
52AQI
22nd May 2025
53AQI
53AQI
23rd May 2025
62AQI
62AQI
24th May 2025
54AQI
54AQI
25th May 2025
51AQI
51AQI
26th May 2025
66AQI
66AQI
27th May 2025
75AQI
75AQI
28th May 2025
78AQI
78AQI
29th May 2025
82AQI
82AQI
30th May 2025
89AQI
89AQI
31st May 2025
98AQI
98AQI
1st June 2025
97AQI
97AQI
2nd June 2025
98AQI
98AQI
3rd June 2025
74AQI
74AQI
4th June 2025
61AQI
61AQI
5th June 2025
58AQI
58AQI
6th June 2025
60AQI
60AQI
7th June 2025
69AQI
69AQI
8th June 2025
60AQI
60AQI
9th June 2025
64AQI
64AQI
10th June 2025
55AQI
55AQI
11th June 2025
56AQI
56AQI
12th June 2025
62AQI
62AQI
13th June 2025
68AQI
68AQI
14th June 2025
58AQI
58AQI
15th June 2025
56AQI
56AQI
16th June 2025
60AQI
60AQI
17th June 2025
60AQI
60AQI
18th June 2025
63AQI
63AQI
19th June 2025
64AQI
64AQI
20th June 2025
53AQI
53AQI
21st June 2025
54AQI
54AQI
22nd June 2025
55AQI
55AQI
23rd June 2025
60AQI
60AQI
24th June 2025
59AQI
59AQI
25th June 2025
49AQI
49AQI
26th June 2025
53AQI
53AQI
27th June 2025
61AQI
61AQI
28th June 2025
59AQI
59AQI
29th June 2025
51AQI
51AQI
30th June 2025
49AQI
49AQI
1st July 2025
49AQI
49AQI
2nd July 2025
52AQI
52AQI
3rd July 2025
55AQI
55AQI
4th July 2025
53AQI
53AQI
5th July 2025
51AQI
51AQI
6th July 2025
53AQI
53AQI
7th July 2025
58AQI
58AQI
8th July 2025
62AQI
62AQI
9th July 2025
53AQI
53AQI
10th July 2025
54AQI
54AQI
11th July 2025
54AQI
54AQI
12th July 2025
53AQI
53AQI
13th July 2025
62AQI
62AQI
14th July 2025
60AQI
60AQI
15th July 2025
50AQI
50AQI
16th July 2025
55AQI
55AQI
17th July 2025
44AQI
44AQI
18th July 2025
48AQI
48AQI
19th July 2025
40AQI
40AQI
20th July 2025
46AQI
46AQI
21st July 2025
44AQI
44AQI
22nd July 2025
41AQI
41AQI
23rd July 2025
50AQI
50AQI
24th July 2025
54AQI
54AQI
25th July 2025
64AQI
64AQI
26th July 2025
59AQI
59AQI
27th July 2025
52AQI
52AQI
28th July 2025
62AQI
62AQI
29th July 2025
65AQI
65AQI
30th July 2025
65AQI
65AQI
31st July 2025
60AQI
60AQI
1st August 2025
58AQI
58AQI
2nd August 2025
62AQI
62AQI
3rd August 2025
61AQI
61AQI
4th August 2025
53AQI
53AQI
5th August 2025
52AQI
52AQI
6th August 2025
51AQI
51AQI
7th August 2025
49AQI
49AQI
8th August 2025
55AQI
55AQI
9th August 2025
54AQI
54AQI
10th August 2025
54AQI
54AQI
11th August 2025
57AQI
57AQI
12th August 2025
51AQI
51AQI
13th August 2025
44AQI
44AQI
14th August 2025
42AQI
42AQI
15th August 2025
40AQI
40AQI
16th August 2025
36AQI
36AQI
17th August 2025
40AQI
40AQI
18th August 2025
50AQI
50AQI
19th August 2025
48AQI
48AQI
20th August 2025
48AQI
48AQI
21st August 2025
51AQI
51AQI
22nd August 2025
52AQI
52AQI
23rd August 2025
49AQI
49AQI
24th August 2025
52AQI
52AQI
25th August 2025
47AQI
47AQI
26th August 2025
43AQI
43AQI
27th August 2025
49AQI
49AQI
28th August 2025
53AQI
53AQI
29th August 2025
47AQI
47AQI
30th August 2025
43AQI
43AQI
31st August 2025
47AQI
47AQI
1st September 2025
42AQI
42AQI
2nd September 2025
45AQI
45AQI
3rd September 2025
51AQI
51AQI
4th September 2025
49AQI
49AQI
5th September 2025
45AQI
45AQI
6th September 2025
40AQI
40AQI
7th September 2025
41AQI
41AQI
8th September 2025
48AQI
48AQI
9th September 2025
51AQI
51AQI
10th September 2025
50AQI
50AQI
11th September 2025
51AQI
51AQI
12th September 2025
50AQI
50AQI
13th September 2025
42AQI
42AQI
14th September 2025
42AQI
42AQI
15th September 2025
49AQI
49AQI
16th September 2025
46AQI
46AQI
17th September 2025
39AQI
39AQI
18th September 2025
19th September 2025
20th September 2025
21st September 2025
22nd September 2025
23rd September 2025
24th September 2025
25th September 2025
26th September 2025
27th September 2025
28th September 2025
29th September 2025
30th September 2025
1st October 2025
2nd October 2025
3rd October 2025
4th October 2025
5th October 2025
6th October 2025
7th October 2025
8th October 2025
9th October 2025
10th October 2025
11th October 2025
12th October 2025
13th October 2025
14th October 2025
15th October 2025
16th October 2025
17th October 2025
18th October 2025
19th October 2025
20th October 2025
21st October 2025
22nd October 2025
23rd October 2025
24th October 2025
25th October 2025
26th October 2025
27th October 2025
28th October 2025
29th October 2025
30th October 2025
31st October 2025
1st November 2025
2nd November 2025
3rd November 2025
4th November 2025
5th November 2025
6th November 2025
7th November 2025
8th November 2025
9th November 2025
10th November 2025
11th November 2025
12th November 2025
13th November 2025
14th November 2025
15th November 2025
16th November 2025
17th November 2025
18th November 2025
19th November 2025
20th November 2025
21st November 2025
22nd November 2025
23rd November 2025
24th November 2025
25th November 2025
26th November 2025
27th November 2025
28th November 2025
29th November 2025
30th November 2025
1st December 2025
2nd December 2025
3rd December 2025
4th December 2025
5th December 2025
6th December 2025
7th December 2025
8th December 2025
9th December 2025
10th December 2025
11th December 2025
12th December 2025
13th December 2025
14th December 2025
15th December 2025
16th December 2025
17th December 2025
18th December 2025
19th December 2025
20th December 2025
21st December 2025
22nd December 2025
23rd December 2025
24th December 2025
25th December 2025
26th December 2025
27th December 2025
28th December 2025
29th December 2025
30th December 2025
31st December 2025
81AQI
66AQI
88AQI
68AQI
62AQI
62AQI
54AQI
50AQI
46AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202565AQI
1
25
5
5
21
2
3
17
11
4
26
5
26
2
28
9
22
16
15
14
3
59
183
18
Highest AQI recorded in
March88AQI
Lowest AQI recorded in
September46AQI
202467AQI
7
14
8
2
6
14
8
1
4
22
5
1
24
5
4
25
2
1
29
24
7
9
22
20
10
10
20
1
6
20
4
5
26
97
233
33
3
Highest AQI recorded in
January86AQI
Lowest AQI recorded in
July38AQI
202374AQI
5
17
7
2
14
10
4
2
15
13
1
1
22
6
1
6
23
2
6
24
15
16
12
19
14
16
7
18
6
7
18
4
5
18
5
3
80
220
53
11
Highest AQI recorded in
February106AQI
Lowest AQI recorded in
July50AQI
202280AQI
6
8
11
14
6
3
13
13
1
2
22
7
22
57
26
1
Highest AQI recorded in
November98AQI
Lowest AQI recorded in
September60AQI
Most & Least Polluted Years Over the Last 4 Years
Most Polluted Year Recorded
2022(Avg.)
80AQILeast Polluted Year Recorded
2025(Avg.)
65AQIHapdeok eup's annual 2025 AQI (65) shows an average percentage change of -11.6% (improved AQI) compared to previous years: 2022 (80), 2023 (74), 2024 (67).
