Seosin Myeon, Hwasu Dong, Gyeonggi, 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
Seosin Myeon, Hwasu Dong, Gyeonggi, South Korea
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
30th Sep 2022
136AQILowest AQI recorded on
4th Sep 2022
25AQISame Day Analysis (17th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 44 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 17th Sep - 18th Sep 2025
Seosin Myeon, Hwasu Dong, Gyeonggi, South Korea
AQI
Day
Night
.
6 AM17th Sep 2025
7 PM
5 AM18th Sep 2025
Day time
Avg. Highest Time
6AM17th Sep
56AQI
Avg. Lowest Time
4PM17th Sep
17AQI
Night time
Avg. Highest Time
2AM18th Sep
53AQI
Avg. Lowest Time
7PM17th Sep
24AQI
In the last 24 hours,
Seosin Myeon's AQI reached its highest point of 56 at 6 AM during the Day, while the lowest point, 17, was recorded at 4 PM during the Day between 17th Sep and 18th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Seosin Myeon, Hwasu Dong, Gyeonggi, 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 2025487 AMAQI
19th Aug 2025498 AMAQI
19th Aug 2025429 AMAQI
19th Aug 20255210 AMAQI
19th Aug 20253811 AMAQI
19th Aug 20254912 PMAQI
19th Aug 2025531 PMAQI
19th Aug 2025522 PMAQI
19th Aug 2025423 PMAQI
19th Aug 2025504 PMAQI
19th Aug 2025505 PMAQI
19th Aug 2025536 PMAQI
19th Aug 2025467 PMAQI
19th Aug 2025488 PMAQI
19th Aug 2025499 PMAQI
19th Aug 20255010 PMAQI
19th Aug 20254811 PMAQI
20th Aug 20254812 AMAQI
20th Aug 2025471 AMAQI
20th Aug 2025482 AMAQI
20th Aug 2025473 AMAQI
20th Aug 2025484 AMAQI
20th Aug 2025485 AMAQI
27°C24/31°C
20th Aug 2025486 AMAQI
20th Aug 2025477 AMAQI
20th Aug 2025488 AMAQI
20th Aug 2025499 AMAQI
20th Aug 20254810 AMAQI
20th Aug 20255411 AMAQI
20th Aug 20255612 PMAQI
20th Aug 2025511 PMAQI
20th Aug 2025492 PMAQI
20th Aug 2025483 PMAQI
20th Aug 2025554 PMAQI
20th Aug 2025495 PMAQI
20th Aug 2025466 PMAQI
20th Aug 2025507 PMAQI
20th Aug 2025488 PMAQI
20th Aug 2025489 PMAQI
20th Aug 20254910 PMAQI
20th Aug 20255011 PMAQI
21st Aug 20254912 AMAQI
21st Aug 2025471 AMAQI
21st Aug 2025482 AMAQI
21st Aug 2025483 AMAQI
21st Aug 2025504 AMAQI
21st Aug 2025505 AMAQI
27°C23/32°C
21st Aug 2025516 AMAQI
21st Aug 2025507 AMAQI
21st Aug 2025508 AMAQI
21st Aug 2025479 AMAQI
21st Aug 20254910 AMAQI
21st Aug 20254611 AMAQI
21st Aug 20254212 PMAQI
21st Aug 2025471 PMAQI
21st Aug 2025472 PMAQI
21st Aug 2025503 PMAQI
21st Aug 2025484 PMAQI
21st Aug 2025505 PMAQI
21st Aug 2025476 PMAQI
21st Aug 2025477 PMAQI
21st Aug 2025508 PMAQI
21st Aug 2025469 PMAQI
21st Aug 20255010 PMAQI
21st Aug 20254711 PMAQI
22nd Aug 20255012 AMAQI
22nd Aug 2025481 AMAQI
22nd Aug 2025502 AMAQI
22nd Aug 2025503 AMAQI
22nd Aug 2025494 AMAQI
22nd Aug 2025495 AMAQI
28°C25/33°C
22nd Aug 2025496 AMAQI
22nd Aug 2025517 AMAQI
22nd Aug 2025508 AMAQI
22nd Aug 2025459 AMAQI
22nd Aug 20254410 AMAQI
22nd Aug 20254811 AMAQI
22nd Aug 20255012 PMAQI
22nd Aug 2025501 PMAQI
22nd Aug 2025512 PMAQI
22nd Aug 2025523 PMAQI
22nd Aug 2025534 PMAQI
22nd Aug 2025445 PMAQI
22nd Aug 2025476 PMAQI
22nd Aug 2025527 PMAQI
22nd Aug 2025448 PMAQI
22nd Aug 2025479 PMAQI
22nd Aug 20254510 PMAQI
22nd Aug 20254611 PMAQI
23rd Aug 20254912 AMAQI
23rd Aug 2025521 AMAQI
23rd Aug 2025512 AMAQI
23rd Aug 2025513 AMAQI
23rd Aug 2025504 AMAQI
23rd Aug 2025505 AMAQI
28°C25/32°C
23rd Aug 2025496 AMAQI
23rd Aug 2025507 AMAQI
23rd Aug 2025508 AMAQI
23rd Aug 2025479 AMAQI
23rd Aug 20253710 AMAQI
23rd Aug 20254211 AMAQI
23rd Aug 20255212 PMAQI
23rd Aug 2025491 PMAQI
23rd Aug 2025572 PMAQI
23rd Aug 2025523 PMAQI
23rd Aug 2025594 PMAQI
23rd Aug 2025525 PMAQI
23rd Aug 2025536 PMAQI
23rd Aug 2025527 PMAQI
23rd Aug 2025518 PMAQI
23rd Aug 2025509 PMAQI
23rd Aug 20255010 PMAQI
23rd Aug 20254811 PMAQI
24th Aug 20255312 AMAQI
24th Aug 2025501 AMAQI
24th Aug 2025482 AMAQI
24th Aug 2025483 AMAQI
24th Aug 2025484 AMAQI
24th Aug 2025495 AMAQI
28°C24/33°C
24th Aug 2025496 AMAQI
24th Aug 2025497 AMAQI
24th Aug 2025508 AMAQI
24th Aug 2025539 AMAQI
24th Aug 20255410 AMAQI
24th Aug 20255511 AMAQI
24th Aug 20255412 PMAQI
24th Aug 2025571 PMAQI
24th Aug 2025562 PMAQI
24th Aug 2025543 PMAQI
24th Aug 2025524 PMAQI
24th Aug 2025525 PMAQI
24th Aug 2025496 PMAQI
24th Aug 2025497 PMAQI
24th Aug 2025488 PMAQI
24th Aug 2025489 PMAQI
24th Aug 20255010 PMAQI
24th Aug 20254911 PMAQI
25th Aug 20254912 AMAQI
25th Aug 2025491 AMAQI
25th Aug 2025502 AMAQI
25th Aug 2025503 AMAQI
25th Aug 2025504 AMAQI
25th Aug 2025505 AMAQI
29°C25/33°C
25th Aug 2025516 AMAQI
25th Aug 2025497 AMAQI
25th Aug 2025518 AMAQI
25th Aug 2025499 AMAQI
25th Aug 20254610 AMAQI
25th Aug 20254611 AMAQI
25th Aug 20254212 PMAQI
25th Aug 2025491 PMAQI
25th Aug 2025472 PMAQI
25th Aug 2025483 PMAQI
25th Aug 2025424 PMAQI
25th Aug 2025425 PMAQI
25th Aug 2025376 PMAQI
25th Aug 2025457 PMAQI
25th Aug 2025448 PMAQI
25th Aug 2025479 PMAQI
25th Aug 20254610 PMAQI
25th Aug 20254611 PMAQI
26th Aug 20254412 AMAQI
26th Aug 2025501 AMAQI
26th Aug 2025512 AMAQI
26th Aug 2025503 AMAQI
26th Aug 2025524 AMAQI
26th Aug 2025505 AMAQI
29°C25/34°C
26th Aug 2025496 AMAQI
26th Aug 2025507 AMAQI
26th Aug 2025508 AMAQI
26th Aug 2025309 AMAQI
26th Aug 20252010 AMAQI
26th Aug 20252511 AMAQI
26th Aug 20252812 PMAQI
26th Aug 2025361 PMAQI
26th Aug 2025302 PMAQI
26th Aug 2025423 PMAQI
26th Aug 2025464 PMAQI
26th Aug 2025385 PMAQI
26th Aug 2025476 PMAQI
26th Aug 2025367 PMAQI
26th Aug 2025518 PMAQI
26th Aug 2025469 PMAQI
26th Aug 20255110 PMAQI
26th Aug 20254711 PMAQI
27th Aug 20255012 AMAQI
27th Aug 2025521 AMAQI
27th Aug 2025492 AMAQI
27th Aug 2025493 AMAQI
27th Aug 2025474 AMAQI
27th Aug 2025465 AMAQI
26°C24/30°C
27th Aug 2025446 AMAQI
27th Aug 2025457 AMAQI
27th Aug 2025458 AMAQI
27th Aug 2025459 AMAQI
27th Aug 20254210 AMAQI
27th Aug 20254911 AMAQI
27th Aug 20255412 PMAQI
27th Aug 2025491 PMAQI
27th Aug 2025452 PMAQI
27th Aug 2025393 PMAQI
27th Aug 2025504 PMAQI
27th Aug 2025545 PMAQI
27th Aug 2025516 PMAQI
27th Aug 2025527 PMAQI
27th Aug 2025488 PMAQI
27th Aug 2025499 PMAQI
27th Aug 20255110 PMAQI
27th Aug 20255211 PMAQI
28th Aug 20255412 AMAQI
28th Aug 2025511 AMAQI
28th Aug 2025482 AMAQI
28th Aug 2025483 AMAQI
28th Aug 2025494 AMAQI
28th Aug 2025485 AMAQI
26°C22/32°C
28th Aug 2025476 AMAQI
28th Aug 2025487 AMAQI
28th Aug 2025488 AMAQI
28th Aug 2025579 AMAQI
28th Aug 20255410 AMAQI
28th Aug 20255711 AMAQI
28th Aug 20254812 PMAQI
28th Aug 2025491 PMAQI
28th Aug 2025542 PMAQI
28th Aug 2025523 PMAQI
28th Aug 2025484 PMAQI
28th Aug 2025525 PMAQI
28th Aug 2025536 PMAQI
28th Aug 2025477 PMAQI
28th Aug 2025478 PMAQI
28th Aug 2025489 PMAQI
28th Aug 20254610 PMAQI
28th Aug 20255411 PMAQI
29th Aug 20255312 AMAQI
29th Aug 2025511 AMAQI
29th Aug 2025522 AMAQI
29th Aug 2025513 AMAQI
29th Aug 2025514 AMAQI
29th Aug 2025515 AMAQI
27°C24/31°C
29th Aug 2025516 AMAQI
29th Aug 2025517 AMAQI
29th Aug 2025518 AMAQI
29th Aug 2025399 AMAQI
29th Aug 20253110 AMAQI
29th Aug 20254111 AMAQI
29th Aug 20253012 PMAQI
29th Aug 2025401 PMAQI
29th Aug 2025382 PMAQI
29th Aug 2025353 PMAQI
29th Aug 2025394 PMAQI
29th Aug 2025415 PMAQI
29th Aug 2025316 PMAQI
29th Aug 2025407 PMAQI
29th Aug 2025418 PMAQI
29th Aug 2025459 PMAQI
29th Aug 20254210 PMAQI
29th Aug 20254411 PMAQI
30th Aug 20254712 AMAQI
30th Aug 2025511 AMAQI
30th Aug 2025512 AMAQI
30th Aug 2025513 AMAQI
30th Aug 2025514 AMAQI
30th Aug 2025495 AMAQI
27°C24/32°C
30th Aug 2025486 AMAQI
30th Aug 2025497 AMAQI
30th Aug 2025488 AMAQI
30th Aug 2025279 AMAQI
30th Aug 20253410 AMAQI
30th Aug 20253311 AMAQI
30th Aug 20253012 PMAQI
30th Aug 2025291 PMAQI
30th Aug 2025232 PMAQI
30th Aug 2025323 PMAQI
30th Aug 2025424 PMAQI
30th Aug 2025275 PMAQI
30th Aug 2025386 PMAQI
30th Aug 2025477 PMAQI
30th Aug 2025448 PMAQI
30th Aug 2025429 PMAQI
30th Aug 20254510 PMAQI
30th Aug 20254711 PMAQI
31st Aug 20254612 AMAQI
31st Aug 2025501 AMAQI
31st Aug 2025512 AMAQI
31st Aug 2025503 AMAQI
31st Aug 2025474 AMAQI
31st Aug 2025465 AMAQI
27°C24/32°C
31st Aug 2025476 AMAQI
31st Aug 2025467 AMAQI
31st Aug 2025468 AMAQI
31st Aug 2025399 AMAQI
31st Aug 20254010 AMAQI
31st Aug 20254011 AMAQI
31st Aug 20254612 PMAQI
31st Aug 2025521 PMAQI
31st Aug 2025542 PMAQI
31st Aug 2025483 PMAQI
31st Aug 2025434 PMAQI
31st Aug 2025405 PMAQI
31st Aug 2025466 PMAQI
31st Aug 2025367 PMAQI
31st Aug 2025438 PMAQI
31st Aug 2025489 PMAQI
31st Aug 20254810 PMAQI
31st Aug 20254511 PMAQI
1st Sep 20254812 AMAQI
1st Sep 2025481 AMAQI
1st Sep 2025482 AMAQI
1st Sep 2025483 AMAQI
1st Sep 2025494 AMAQI
1st Sep 2025505 AMAQI
27°C23/33°C
1st Sep 2025496 AMAQI
1st Sep 2025497 AMAQI
1st Sep 2025508 AMAQI
1st Sep 2025269 AMAQI
1st Sep 20252710 AMAQI
1st Sep 20252211 AMAQI
1st Sep 20252212 PMAQI
1st Sep 2025301 PMAQI
1st Sep 2025272 PMAQI
1st Sep 2025383 PMAQI
1st Sep 2025344 PMAQI
1st Sep 2025305 PMAQI
1st Sep 2025346 PMAQI
1st Sep 2025427 PMAQI
1st Sep 2025348 PMAQI
1st Sep 2025429 PMAQI
1st Sep 20254210 PMAQI
1st Sep 20254411 PMAQI
2nd Sep 20254812 AMAQI
2nd Sep 2025531 AMAQI
2nd Sep 2025462 AMAQI
2nd Sep 2025483 AMAQI
2nd Sep 2025454 AMAQI
2nd Sep 2025445 AMAQI
25°C22/28°C
2nd Sep 2025436 AMAQI
2nd Sep 2025447 AMAQI
2nd Sep 2025438 AMAQI
2nd Sep 2025449 AMAQI
2nd Sep 20255110 AMAQI
2nd Sep 20254811 AMAQI
2nd Sep 20255612 PMAQI
2nd Sep 2025521 PMAQI
2nd Sep 2025452 PMAQI
2nd Sep 2025313 PMAQI
2nd Sep 2025464 PMAQI
2nd Sep 2025475 PMAQI
2nd Sep 2025466 PMAQI
2nd Sep 2025527 PMAQI
2nd Sep 2025458 PMAQI
2nd Sep 2025479 PMAQI
2nd Sep 20255110 PMAQI
2nd Sep 20255411 PMAQI
3rd Sep 20255412 AMAQI
3rd Sep 2025471 AMAQI
3rd Sep 2025472 AMAQI
3rd Sep 2025473 AMAQI
3rd Sep 2025484 AMAQI
3rd Sep 2025475 AMAQI
25°C22/30°C
3rd Sep 2025476 AMAQI
3rd Sep 2025497 AMAQI
3rd Sep 2025488 AMAQI
3rd Sep 2025539 AMAQI
3rd Sep 20255810 AMAQI
3rd Sep 20255911 AMAQI
3rd Sep 20255612 PMAQI
3rd Sep 2025531 PMAQI
3rd Sep 2025522 PMAQI
3rd Sep 2025543 PMAQI
3rd Sep 2025504 PMAQI
3rd Sep 2025475 PMAQI
3rd Sep 2025566 PMAQI
3rd Sep 2025557 PMAQI
3rd Sep 2025548 PMAQI
3rd Sep 2025539 PMAQI
3rd Sep 20255210 PMAQI
3rd Sep 20255111 PMAQI
4th Sep 20255612 AMAQI
4th Sep 2025491 AMAQI
4th Sep 2025502 AMAQI
4th Sep 2025503 AMAQI
4th Sep 2025514 AMAQI
4th Sep 2025525 AMAQI
26°C22/31°C
4th Sep 2025526 AMAQI
4th Sep 2025527 AMAQI
4th Sep 2025518 AMAQI
4th Sep 2025419 AMAQI
4th Sep 20254410 AMAQI
4th Sep 20253811 AMAQI
4th Sep 20253812 PMAQI
4th Sep 2025401 PMAQI
4th Sep 2025432 PMAQI
4th Sep 2025483 PMAQI
4th Sep 2025454 PMAQI
4th Sep 2025455 PMAQI
4th Sep 2025456 PMAQI
4th Sep 2025387 PMAQI
4th Sep 2025338 PMAQI
4th Sep 2025399 PMAQI
4th Sep 20253910 PMAQI
4th Sep 20253411 PMAQI
5th Sep 20252212 AMAQI
5th Sep 2025451 AMAQI
5th Sep 2025522 AMAQI
5th Sep 2025533 AMAQI
5th Sep 2025524 AMAQI
5th Sep 2025505 AMAQI
24°C22/28°C
5th Sep 2025506 AMAQI
5th Sep 2025507 AMAQI
5th Sep 2025498 AMAQI
5th Sep 2025389 AMAQI
5th Sep 20254010 AMAQI
5th Sep 20253411 AMAQI
5th Sep 20253912 PMAQI
5th Sep 2025381 PMAQI
5th Sep 2025362 PMAQI
5th Sep 2025443 PMAQI
5th Sep 2025474 PMAQI
5th Sep 2025375 PMAQI
5th Sep 2025506 PMAQI
5th Sep 2025457 PMAQI
5th Sep 2025468 PMAQI
5th Sep 2025429 PMAQI
5th Sep 20254710 PMAQI
5th Sep 20254511 PMAQI
6th Sep 20254012 AMAQI
6th Sep 2025411 AMAQI
6th Sep 2025402 AMAQI
6th Sep 2025423 AMAQI
6th Sep 2025424 AMAQI
6th Sep 2025445 AMAQI
27°C22/32°C
6th Sep 2025466 AMAQI
6th Sep 2025467 AMAQI
6th Sep 2025438 AMAQI
6th Sep 2025419 AMAQI
6th Sep 20254710 AMAQI
6th Sep 20253911 AMAQI
6th Sep 20253612 PMAQI
6th Sep 2025341 PMAQI
6th Sep 2025212 PMAQI
6th Sep 2025243 PMAQI
6th Sep 2025264 PMAQI
6th Sep 2025245 PMAQI
6th Sep 2025316 PMAQI
6th Sep 2025287 PMAQI
6th Sep 2025368 PMAQI
6th Sep 2025409 PMAQI
6th Sep 20254810 PMAQI
6th Sep 20253911 PMAQI
7th Sep 20253812 AMAQI
7th Sep 2025441 AMAQI
7th Sep 2025422 AMAQI
7th Sep 2025423 AMAQI
7th Sep 2025424 AMAQI
7th Sep 2025445 AMAQI
27°C24/31°C
7th Sep 2025436 AMAQI
7th Sep 2025447 AMAQI
7th Sep 2025448 AMAQI
7th Sep 2025409 AMAQI
7th Sep 20254910 AMAQI
7th Sep 20253911 AMAQI
7th Sep 20253612 PMAQI
7th Sep 2025391 PMAQI
7th Sep 2025492 PMAQI
7th Sep 2025503 PMAQI
7th Sep 2025344 PMAQI
7th Sep 2025315 PMAQI
7th Sep 2025376 PMAQI
7th Sep 2025417 PMAQI
7th Sep 2025428 PMAQI
7th Sep 2025459 PMAQI
7th Sep 20254310 PMAQI
7th Sep 20254411 PMAQI
8th Sep 20254012 AMAQI
8th Sep 2025411 AMAQI
8th Sep 2025402 AMAQI
8th Sep 2025423 AMAQI
8th Sep 2025424 AMAQI
8th Sep 2025425 AMAQI
25°C23/29°C
8th Sep 2025426 AMAQI
8th Sep 2025447 AMAQI
8th Sep 2025448 AMAQI
8th Sep 2025469 AMAQI
8th Sep 20254910 AMAQI
8th Sep 20254211 AMAQI
8th Sep 20255012 PMAQI
8th Sep 2025441 PMAQI
8th Sep 2025542 PMAQI
8th Sep 2025543 PMAQI
8th Sep 2025524 PMAQI
8th Sep 2025485 PMAQI
8th Sep 2025496 PMAQI
8th Sep 2025547 PMAQI
8th Sep 2025548 PMAQI
8th Sep 2025549 PMAQI
8th Sep 20255410 PMAQI
8th Sep 20255411 PMAQI
9th Sep 20255012 AMAQI
9th Sep 2025421 AMAQI
9th Sep 2025422 AMAQI
9th Sep 2025443 AMAQI
9th Sep 2025454 AMAQI
9th Sep 2025445 AMAQI
24°C21/29°C
9th Sep 2025466 AMAQI
9th Sep 2025427 AMAQI
9th Sep 2025438 AMAQI
9th Sep 2025549 AMAQI
9th Sep 20255810 AMAQI
9th Sep 20255611 AMAQI
9th Sep 20255812 PMAQI
9th Sep 2025561 PMAQI
9th Sep 2025602 PMAQI
9th Sep 2025543 PMAQI
9th Sep 2025554 PMAQI
9th Sep 2025575 PMAQI
9th Sep 2025536 PMAQI
9th Sep 2025567 PMAQI
9th Sep 2025588 PMAQI
9th Sep 2025559 PMAQI
9th Sep 20255610 PMAQI
9th Sep 20255411 PMAQI
10th Sep 20255012 AMAQI
10th Sep 2025481 AMAQI
10th Sep 2025462 AMAQI
10th Sep 2025463 AMAQI
10th Sep 2025504 AMAQI
10th Sep 2025515 AMAQI
24°C21/28°C
10th Sep 2025496 AMAQI
10th Sep 2025517 AMAQI
10th Sep 2025518 AMAQI
10th Sep 2025569 AMAQI
10th Sep 20255610 AMAQI
10th Sep 20255811 AMAQI
10th Sep 20255712 PMAQI
10th Sep 2025511 PMAQI
10th Sep 2025472 PMAQI
10th Sep 2025503 PMAQI
10th Sep 2025464 PMAQI
10th Sep 2025425 PMAQI
10th Sep 2025506 PMAQI
10th Sep 2025447 PMAQI
10th Sep 2025538 PMAQI
10th Sep 2025539 PMAQI
10th Sep 20255410 PMAQI
10th Sep 20255611 PMAQI
11th Sep 20255212 AMAQI
11th Sep 2025521 AMAQI
11th Sep 2025482 AMAQI
11th Sep 2025493 AMAQI
11th Sep 2025524 AMAQI
11th Sep 2025525 AMAQI
25°C21/31°C
11th Sep 2025516 AMAQI
11th Sep 2025507 AMAQI
11th Sep 2025518 AMAQI
11th Sep 2025609 AMAQI
11th Sep 20255610 AMAQI
11th Sep 20255811 AMAQI
11th Sep 20255712 PMAQI
11th Sep 2025511 PMAQI
11th Sep 2025432 PMAQI
11th Sep 2025413 PMAQI
11th Sep 2025404 PMAQI
11th Sep 2025525 PMAQI
11th Sep 2025476 PMAQI
11th Sep 2025507 PMAQI
11th Sep 2025588 PMAQI
11th Sep 2025569 PMAQI
11th Sep 20255710 PMAQI
11th Sep 20255411 PMAQI
12th Sep 20255412 AMAQI
12th Sep 2025501 AMAQI
12th Sep 2025512 AMAQI
12th Sep 2025503 AMAQI
12th Sep 2025504 AMAQI
12th Sep 2025525 AMAQI
26°C21/31°C
12th Sep 2025526 AMAQI
12th Sep 2025527 AMAQI
12th Sep 2025528 AMAQI
12th Sep 2025639 AMAQI
12th Sep 20255810 AMAQI
12th Sep 20255111 AMAQI
12th Sep 20254612 PMAQI
12th Sep 2025511 PMAQI
12th Sep 2025462 PMAQI
12th Sep 2025493 PMAQI
12th Sep 2025434 PMAQI
12th Sep 2025465 PMAQI
12th Sep 2025436 PMAQI
12th Sep 2025387 PMAQI
12th Sep 2025468 PMAQI
12th Sep 2025529 PMAQI
12th Sep 20254810 PMAQI
12th Sep 20254811 PMAQI
13th Sep 20254912 AMAQI
13th Sep 2025511 AMAQI
13th Sep 2025502 AMAQI
13th Sep 2025513 AMAQI
13th Sep 2025524 AMAQI
13th Sep 2025535 AMAQI
23°C20/27°C
13th Sep 2025526 AMAQI
13th Sep 2025527 AMAQI
13th Sep 2025528 AMAQI
13th Sep 2025219 AMAQI
13th Sep 20253510 AMAQI
13th Sep 20253211 AMAQI
13th Sep 20253412 PMAQI
13th Sep 2025241 PMAQI
13th Sep 2025322 PMAQI
13th Sep 2025263 PMAQI
13th Sep 2025254 PMAQI
13th Sep 2025225 PMAQI
13th Sep 2025286 PMAQI
13th Sep 2025227 PMAQI
13th Sep 2025358 PMAQI
13th Sep 2025449 PMAQI
13th Sep 20255210 PMAQI
13th Sep 20255611 PMAQI
14th Sep 20254612 AMAQI
14th Sep 2025521 AMAQI
14th Sep 2025502 AMAQI
14th Sep 2025513 AMAQI
14th Sep 2025524 AMAQI
14th Sep 2025505 AMAQI
22°C20/25°C
14th Sep 2025486 AMAQI
14th Sep 2025487 AMAQI
14th Sep 2025508 AMAQI
14th Sep 2025379 AMAQI
14th Sep 20253710 AMAQI
14th Sep 20252411 AMAQI
14th Sep 20253212 PMAQI
14th Sep 2025381 PMAQI
14th Sep 2025342 PMAQI
14th Sep 2025323 PMAQI
14th Sep 2025324 PMAQI
14th Sep 2025355 PMAQI
14th Sep 2025356 PMAQI
14th Sep 2025447 PMAQI
14th Sep 2025508 PMAQI
14th Sep 2025479 PMAQI
14th Sep 20254610 PMAQI
14th Sep 20254611 PMAQI
15th Sep 20254312 AMAQI
15th Sep 2025441 AMAQI
15th Sep 2025492 AMAQI
15th Sep 2025503 AMAQI
15th Sep 2025484 AMAQI
15th Sep 2025505 AMAQI
24°C21/28°C
15th Sep 2025476 AMAQI
15th Sep 2025517 AMAQI
15th Sep 2025518 AMAQI
15th Sep 2025449 AMAQI
15th Sep 20253410 AMAQI
15th Sep 20253411 AMAQI
15th Sep 20254612 PMAQI
15th Sep 2025531 PMAQI
15th Sep 2025612 PMAQI
15th Sep 2025673 PMAQI
15th Sep 2025624 PMAQI
15th Sep 2025575 PMAQI
15th Sep 2025626 PMAQI
15th Sep 2025667 PMAQI
15th Sep 2025608 PMAQI
15th Sep 2025599 PMAQI
15th Sep 20255710 PMAQI
15th Sep 20255211 PMAQI
16th Sep 20255012 AMAQI
16th Sep 2025501 AMAQI
16th Sep 2025482 AMAQI
16th Sep 2025483 AMAQI
16th Sep 2025494 AMAQI
16th Sep 2025485 AMAQI
25°C21/30°C
16th Sep 2025486 AMAQI
16th Sep 2025497 AMAQI
16th Sep 2025488 AMAQI
16th Sep 2025839 AMAQI
16th Sep 20258610 AMAQI
16th Sep 20257911 AMAQI
16th Sep 20257612 PMAQI
16th Sep 2025701 PMAQI
16th Sep 2025552 PMAQI
16th Sep 2025593 PMAQI
16th Sep 2025364 PMAQI
16th Sep 2025265 PMAQI
16th Sep 2025226 PMAQI
16th Sep 2025277 PMAQI
16th Sep 2025318 PMAQI
16th Sep 2025409 PMAQI
16th Sep 20253910 PMAQI
16th Sep 20254011 PMAQI
17th Sep 20255012 AMAQI
17th Sep 2025501 AMAQI
17th Sep 2025502 AMAQI
17th Sep 2025493 AMAQI
17th Sep 2025524 AMAQI
17th Sep 2025555 AMAQI
24°C22/28°C
17th Sep 2025566 AMAQI
17th Sep 2025567 AMAQI
17th Sep 2025548 AMAQI
17th Sep 2025369 AMAQI
17th Sep 20253610 AMAQI
17th Sep 20253211 AMAQI
17th Sep 20253212 PMAQI
17th Sep 2025261 PMAQI
17th Sep 2025212 PMAQI
17th Sep 2025203 PMAQI
17th Sep 2025174 PMAQI
17th Sep 2025225 PMAQI
17th Sep 2025246 PMAQI
17th Sep 2025247 PMAQI
17th Sep 2025378 PMAQI
17th Sep 2025419 PMAQI
17th Sep 20253910 PMAQI
17th Sep 20254211 PMAQI
18th Sep 20254312 AMAQI
18th Sep 2025521 AMAQI
18th Sep 2025532 AMAQI
18th Sep 2025523 AMAQI
18th Sep 2025514 AMAQI
18th Sep 2025485 AMAQI
22°C20/25°C
18th Sep 2025486 AMAQI
6 AM18th Sep 2025487 AMAQI
18th Sep 2025498 AMAQI
18th Sep 2025499 AMAQI
18th Sep 20255210 AMAQI
18th Sep 20254411 AMAQI
18th Sep 20253712 PMAQI
12 PM18th Sep 2025221 PMAQI
18th Sep 2025202 PMAQI
18th Sep 2025193 PMAQI
18th Sep 2025184 PMAQI
18th Sep 2025175 PMAQI
18th Sep 2025186 PMAQI
7 PM
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
6 AM - 8 AM
49AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
5 PM
41AQI
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. 49), while the lowest AQI was between 5 PM to 5 PM (Avg. 41).
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
Seosin Myeon, Hwasu Dong, Gyeonggi, South Korea
2025
26%
68
67%
174
7%
18
Total number of days with different AQI categories in last 261 days in 2025 (104 days remaining)
Good
68 DaysModerate
174 DaysPoor
18 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 26%
Health Risk Level:
Very high
In 2025, 26% 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
Seosin Myeon, Hwasu Dong, Gyeonggi, 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
54AQI
54AQI
3rd January 2025
56AQI
56AQI
4th January 2025
61AQI
61AQI
5th January 2025
67AQI
67AQI
6th January 2025
90AQI
90AQI
7th January 2025
51AQI
51AQI
8th January 2025
63AQI
63AQI
9th January 2025
38AQI
38AQI
10th January 2025
55AQI
55AQI
11th January 2025
55AQI
55AQI
12th January 2025
78AQI
78AQI
13th January 2025
86AQI
86AQI
14th January 2025
102AQI
102AQI
15th January 2025
53AQI
53AQI
16th January 2025
77AQI
77AQI
17th January 2025
70AQI
70AQI
18th January 2025
82AQI
82AQI
19th January 2025
82AQI
82AQI
20th January 2025
130AQI
130AQI
21st January 2025
126AQI
126AQI
22nd January 2025
148AQI
148AQI
23rd January 2025
104AQI
104AQI
24th January 2025
119AQI
119AQI
25th January 2025
73AQI
73AQI
26th January 2025
62AQI
62AQI
27th January 2025
67AQI
67AQI
28th January 2025
56AQI
56AQI
29th January 2025
57AQI
57AQI
30th January 2025
50AQI
50AQI
31st January 2025
72AQI
72AQI
1st February 2025
82AQI
82AQI
2nd February 2025
102AQI
102AQI
3rd February 2025
59AQI
59AQI
4th February 2025
52AQI
52AQI
5th February 2025
40AQI
40AQI
6th February 2025
52AQI
52AQI
7th February 2025
40AQI
40AQI
8th February 2025
37AQI
37AQI
9th February 2025
41AQI
41AQI
10th February 2025
54AQI
54AQI
11th February 2025
71AQI
71AQI
12th February 2025
73AQI
73AQI
13th February 2025
51AQI
51AQI
14th February 2025
87AQI
87AQI
15th February 2025
58AQI
58AQI
16th February 2025
112AQI
112AQI
17th February 2025
47AQI
47AQI
18th February 2025
58AQI
58AQI
19th February 2025
42AQI
42AQI
20th February 2025
50AQI
50AQI
21st February 2025
53AQI
53AQI
22nd February 2025
54AQI
54AQI
23rd February 2025
50AQI
50AQI
24th February 2025
51AQI
51AQI
25th February 2025
52AQI
52AQI
26th February 2025
68AQI
68AQI
27th February 2025
61AQI
61AQI
28th February 2025
84AQI
84AQI
1st March 2025
112AQI
112AQI
2nd March 2025
78AQI
78AQI
3rd March 2025
60AQI
60AQI
4th March 2025
48AQI
48AQI
5th March 2025
38AQI
38AQI
6th March 2025
75AQI
75AQI
7th March 2025
88AQI
88AQI
8th March 2025
85AQI
85AQI
9th March 2025
106AQI
106AQI
10th March 2025
115AQI
115AQI
11th March 2025
110AQI
110AQI
12th March 2025
102AQI
102AQI
13th March 2025
99AQI
99AQI
14th March 2025
77AQI
77AQI
15th March 2025
63AQI
63AQI
16th March 2025
72AQI
72AQI
17th March 2025
65AQI
65AQI
18th March 2025
75AQI
75AQI
19th March 2025
77AQI
77AQI
20th March 2025
94AQI
94AQI
21st March 2025
97AQI
97AQI
22nd March 2025
109AQI
109AQI
23rd March 2025
116AQI
116AQI
24th March 2025
111AQI
111AQI
25th March 2025
130AQI
130AQI
26th March 2025
100AQI
100AQI
27th March 2025
92AQI
92AQI
28th March 2025
60AQI
60AQI
29th March 2025
47AQI
47AQI
30th March 2025
43AQI
43AQI
31st March 2025
64AQI
64AQI
1st April 2025
76AQI
76AQI
2nd April 2025
84AQI
84AQI
3rd April 2025
88AQI
88AQI
4th April 2025
84AQI
84AQI
5th April 2025
83AQI
83AQI
6th April 2025
69AQI
69AQI
7th April 2025
75AQI
75AQI
8th April 2025
98AQI
98AQI
9th April 2025
88AQI
88AQI
10th April 2025
85AQI
85AQI
11th April 2025
97AQI
97AQI
12th April 2025
70AQI
70AQI
13th April 2025
66AQI
66AQI
14th April 2025
45AQI
45AQI
15th April 2025
60AQI
60AQI
16th April 2025
63AQI
63AQI
17th April 2025
69AQI
69AQI
18th April 2025
76AQI
76AQI
19th April 2025
49AQI
49AQI
20th April 2025
67AQI
67AQI
21st April 2025
57AQI
57AQI
22nd April 2025
51AQI
51AQI
23rd April 2025
37AQI
37AQI
24th April 2025
68AQI
68AQI
25th April 2025
54AQI
54AQI
26th April 2025
55AQI
55AQI
27th April 2025
39AQI
39AQI
28th April 2025
60AQI
60AQI
29th April 2025
67AQI
67AQI
30th April 2025
60AQI
60AQI
1st May 2025
60AQI
60AQI
2nd May 2025
48AQI
48AQI
3rd May 2025
47AQI
47AQI
4th May 2025
46AQI
46AQI
5th May 2025
55AQI
55AQI
6th May 2025
42AQI
42AQI
7th May 2025
51AQI
51AQI
8th May 2025
62AQI
62AQI
9th May 2025
53AQI
53AQI
10th May 2025
65AQI
65AQI
11th May 2025
76AQI
76AQI
12th May 2025
77AQI
77AQI
13th May 2025
78AQI
78AQI
14th May 2025
75AQI
75AQI
15th May 2025
66AQI
66AQI
16th May 2025
59AQI
59AQI
17th May 2025
53AQI
53AQI
18th May 2025
56AQI
56AQI
19th May 2025
59AQI
59AQI
20th May 2025
39AQI
39AQI
21st May 2025
53AQI
53AQI
22nd May 2025
52AQI
52AQI
23rd May 2025
65AQI
65AQI
24th May 2025
53AQI
53AQI
25th May 2025
49AQI
49AQI
26th May 2025
72AQI
72AQI
27th May 2025
87AQI
87AQI
28th May 2025
94AQI
94AQI
29th May 2025
90AQI
90AQI
30th May 2025
100AQI
100AQI
31st May 2025
103AQI
103AQI
1st June 2025
96AQI
96AQI
2nd June 2025
94AQI
94AQI
3rd June 2025
77AQI
77AQI
4th June 2025
61AQI
61AQI
5th June 2025
60AQI
60AQI
6th June 2025
60AQI
60AQI
7th June 2025
67AQI
67AQI
8th June 2025
59AQI
59AQI
9th June 2025
64AQI
64AQI
10th June 2025
52AQI
52AQI
11th June 2025
58AQI
58AQI
12th June 2025
69AQI
69AQI
13th June 2025
78AQI
78AQI
14th June 2025
73AQI
73AQI
15th June 2025
62AQI
62AQI
16th June 2025
66AQI
66AQI
17th June 2025
67AQI
67AQI
18th June 2025
70AQI
70AQI
19th June 2025
68AQI
68AQI
20th June 2025
53AQI
53AQI
21st June 2025
61AQI
61AQI
22nd June 2025
71AQI
71AQI
23rd June 2025
76AQI
76AQI
24th June 2025
68AQI
68AQI
25th June 2025
59AQI
59AQI
26th June 2025
60AQI
60AQI
27th June 2025
70AQI
70AQI
28th June 2025
64AQI
64AQI
29th June 2025
55AQI
55AQI
30th June 2025
52AQI
52AQI
1st July 2025
48AQI
48AQI
2nd July 2025
50AQI
50AQI
3rd July 2025
56AQI
56AQI
4th July 2025
54AQI
54AQI
5th July 2025
52AQI
52AQI
6th July 2025
54AQI
54AQI
7th July 2025
61AQI
61AQI
8th July 2025
70AQI
70AQI
9th July 2025
59AQI
59AQI
10th July 2025
57AQI
57AQI
11th July 2025
54AQI
54AQI
12th July 2025
55AQI
55AQI
13th July 2025
64AQI
64AQI
14th July 2025
59AQI
59AQI
15th July 2025
49AQI
49AQI
16th July 2025
57AQI
57AQI
17th July 2025
47AQI
47AQI
18th July 2025
50AQI
50AQI
19th July 2025
38AQI
38AQI
20th July 2025
44AQI
44AQI
21st July 2025
43AQI
43AQI
22nd July 2025
42AQI
42AQI
23rd July 2025
49AQI
49AQI
24th July 2025
54AQI
54AQI
25th July 2025
70AQI
70AQI
26th July 2025
60AQI
60AQI
27th July 2025
50AQI
50AQI
28th July 2025
67AQI
67AQI
29th July 2025
70AQI
70AQI
30th July 2025
74AQI
74AQI
31st July 2025
66AQI
66AQI
1st August 2025
59AQI
59AQI
2nd August 2025
62AQI
62AQI
3rd August 2025
60AQI
60AQI
4th August 2025
50AQI
50AQI
5th August 2025
51AQI
51AQI
6th August 2025
49AQI
49AQI
7th August 2025
48AQI
48AQI
8th August 2025
57AQI
57AQI
9th August 2025
59AQI
59AQI
10th August 2025
57AQI
57AQI
11th August 2025
61AQI
61AQI
12th August 2025
52AQI
52AQI
13th August 2025
42AQI
42AQI
14th August 2025
38AQI
38AQI
15th August 2025
39AQI
39AQI
16th August 2025
37AQI
37AQI
17th August 2025
42AQI
42AQI
18th August 2025
51AQI
51AQI
19th August 2025
47AQI
47AQI
20th August 2025
49AQI
49AQI
21st August 2025
48AQI
48AQI
22nd August 2025
48AQI
48AQI
23rd August 2025
50AQI
50AQI
24th August 2025
51AQI
51AQI
25th August 2025
47AQI
47AQI
26th August 2025
43AQI
43AQI
27th August 2025
48AQI
48AQI
28th August 2025
50AQI
50AQI
29th August 2025
44AQI
44AQI
30th August 2025
42AQI
42AQI
31st August 2025
46AQI
46AQI
1st September 2025
39AQI
39AQI
2nd September 2025
47AQI
47AQI
3rd September 2025
51AQI
51AQI
4th September 2025
44AQI
44AQI
5th September 2025
40AQI
40AQI
6th September 2025
37AQI
37AQI
7th September 2025
42AQI
42AQI
8th September 2025
47AQI
47AQI
9th September 2025
51AQI
51AQI
10th September 2025
50AQI
50AQI
11th September 2025
52AQI
52AQI
12th September 2025
49AQI
49AQI
13th September 2025
40AQI
40AQI
14th September 2025
43AQI
43AQI
15th September 2025
52AQI
52AQI
16th September 2025
48AQI
48AQI
17th September 2025
44AQI
44AQI
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
76AQI
60AQI
84AQI
68AQI
64AQI
66AQI
56AQI
49AQI
46AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202564AQI
2
23
6
8
18
2
4
18
9
4
26
6
24
1
30
11
20
20
11
13
4
68
174
18
Highest AQI recorded in
March84AQI
Lowest AQI recorded in
September46AQI
202468AQI
10
11
10
9
10
9
1
6
21
2
2
2
21
4
7
23
1
29
1
20
10
1
8
23
13
17
9
19
3
7
21
2
9
22
100
227
33
3
Highest AQI recorded in
April82AQI
Lowest AQI recorded in
July52AQI
202379AQI
7
14
8
2
2
15
7
4
2
15
14
1
23
5
1
3
20
8
2
23
5
6
20
5
7
24
9
19
2
9
16
6
12
13
4
10
13
7
1
70
215
71
7
1
Highest AQI recorded in
March98AQI
Lowest AQI recorded in
September63AQI
202271AQI
3
19
6
2
6
8
5
2
8
17
6
4
9
5
6
22
3
14
16
4
16
1
1
13
12
3
14
11
6
4
16
9
1
8
19
4
85
165
48
5
Highest AQI recorded in
November89AQI
Lowest AQI recorded in
August36AQI
202174AQI
8
18
5
6
12
7
3
2
16
10
2
1
6
21
3
7
18
4
2
2
20
8
9
20
2
13
16
2
21
9
8
22
1
6
17
5
2
9
13
8
1
97
202
55
8
3
Highest AQI recorded in
March106AQI
Lowest AQI recorded in
September47AQI
202065AQI
3
12
17
3
4
7
1
8
14
8
1
27
41
9
1
Highest AQI recorded in
December79AQI
Lowest AQI recorded in
August33AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
79AQILeast Polluted Year Recorded
2025(Avg.)
64AQISeosin Myeon's annual 2025 AQI (64) shows an average percentage change of -9.9% (improved AQI) compared to previous years: 2020 (65), 2021 (74), 2022 (71), 2023 (79), 2024 (68).
