Tongjin, 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+
August Air Quality Analysis
Tongjin, Gyeonggi, South Korea
2022
2023
2024
2025
2026
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
24th Aug 2024
83AQILowest AQI recorded on
9th Aug 2023
20AQISame Day Analysis (14th 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: 14th Aug - 15th Aug 2026
Tongjin, Gyeonggi, South Korea
AQI
Day
Night
.
5 AM14th Aug 2026
7 PM
4 AM15th Aug 2026
Day time
Avg. Highest Time
12PM14th Aug
30AQI
Avg. Lowest Time
7PM14th Aug
23AQI
Night time
Avg. Highest Time
1AM15th Aug
46AQI
Avg. Lowest Time
10PM14th Aug
25AQI
In the last 24 hours,
Tongjin's AQI reached its highest point of 46 at 1 AM during the Night, while the lowest point, 23, was recorded at 7 PM during the Day between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Tongjin, Gyeonggi, South Korea
JulAug
17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th
Day
Night
17th Jul 2026485 AMAQI
17th Jul 2026476 AMAQI
17th Jul 2026477 AMAQI
17th Jul 2026478 AMAQI
17th Jul 2026539 AMAQI
17th Jul 20265910 AMAQI
17th Jul 20265811 AMAQI
17th Jul 20266212 PMAQI
17th Jul 2026681 PMAQI
17th Jul 2026692 PMAQI
17th Jul 2026713 PMAQI
17th Jul 2026724 PMAQI
17th Jul 2026715 PMAQI
17th Jul 2026636 PMAQI
17th Jul 2026647 PMAQI
17th Jul 2026668 PMAQI
17th Jul 2026779 PMAQI
17th Jul 20267610 PMAQI
17th Jul 20267611 PMAQI
18th Jul 20267512 AMAQI
18th Jul 2026741 AMAQI
18th Jul 2026682 AMAQI
18th Jul 2026543 AMAQI
18th Jul 2026404 AMAQI
25°C23/29°C
18th Jul 2026305 AMAQI
18th Jul 2026216 AMAQI
18th Jul 2026177 AMAQI
18th Jul 2026208 AMAQI
18th Jul 2026259 AMAQI
18th Jul 20262510 AMAQI
18th Jul 20263211 AMAQI
18th Jul 20263212 PMAQI
18th Jul 2026301 PMAQI
18th Jul 2026272 PMAQI
18th Jul 2026263 PMAQI
18th Jul 2026244 PMAQI
18th Jul 2026175 PMAQI
18th Jul 2026156 PMAQI
18th Jul 2026147 PMAQI
18th Jul 2026158 PMAQI
18th Jul 2026139 PMAQI
18th Jul 20261110 PMAQI
18th Jul 20261011 PMAQI
19th Jul 20261312 AMAQI
19th Jul 2026141 AMAQI
19th Jul 2026152 AMAQI
19th Jul 2026153 AMAQI
19th Jul 2026174 AMAQI
24°C22/26°C
19th Jul 2026215 AMAQI
19th Jul 2026206 AMAQI
19th Jul 2026227 AMAQI
19th Jul 2026278 AMAQI
19th Jul 2026369 AMAQI
19th Jul 20264510 AMAQI
19th Jul 20264911 AMAQI
19th Jul 20264612 PMAQI
19th Jul 2026381 PMAQI
19th Jul 2026332 PMAQI
19th Jul 2026313 PMAQI
19th Jul 2026314 PMAQI
19th Jul 2026295 PMAQI
19th Jul 2026266 PMAQI
19th Jul 2026277 PMAQI
19th Jul 2026278 PMAQI
19th Jul 2026259 PMAQI
19th Jul 20262410 PMAQI
19th Jul 20263211 PMAQI
20th Jul 20263512 AMAQI
20th Jul 2026371 AMAQI
20th Jul 2026362 AMAQI
20th Jul 2026383 AMAQI
20th Jul 2026424 AMAQI
24°C23/24°C
20th Jul 2026435 AMAQI
20th Jul 2026416 AMAQI
20th Jul 2026437 AMAQI
20th Jul 2026438 AMAQI
20th Jul 2026459 AMAQI
20th Jul 20264210 AMAQI
20th Jul 20263011 AMAQI
20th Jul 20262512 PMAQI
20th Jul 2026211 PMAQI
20th Jul 2026212 PMAQI
20th Jul 2026223 PMAQI
20th Jul 2026224 PMAQI
20th Jul 2026275 PMAQI
20th Jul 2026246 PMAQI
20th Jul 2026257 PMAQI
20th Jul 2026248 PMAQI
20th Jul 2026249 PMAQI
20th Jul 20262310 PMAQI
20th Jul 20262311 PMAQI
21st Jul 20262312 AMAQI
21st Jul 2026241 AMAQI
21st Jul 2026262 AMAQI
21st Jul 2026253 AMAQI
21st Jul 2026264 AMAQI
25°C22/29°C
21st Jul 2026265 AMAQI
21st Jul 2026276 AMAQI
21st Jul 2026247 AMAQI
21st Jul 2026248 AMAQI
21st Jul 2026249 AMAQI
21st Jul 20262710 AMAQI
21st Jul 20262611 AMAQI
21st Jul 2026321 PMAQI
21st Jul 2026302 PMAQI
21st Jul 2026273 PMAQI
21st Jul 2026264 PMAQI
21st Jul 2026245 PMAQI
21st Jul 2026286 PMAQI
21st Jul 2026707 PMAQI
21st Jul 2026218 PMAQI
21st Jul 2026299 PMAQI
21st Jul 20262810 PMAQI
21st Jul 20263211 PMAQI
22nd Jul 20263212 AMAQI
22nd Jul 2026321 AMAQI
22nd Jul 2026342 AMAQI
22nd Jul 2026333 AMAQI
22nd Jul 2026344 AMAQI
25°C23/28°C
22nd Jul 2026335 AMAQI
22nd Jul 2026256 AMAQI
22nd Jul 2026287 AMAQI
22nd Jul 2026318 AMAQI
22nd Jul 2026369 AMAQI
22nd Jul 20263310 AMAQI
22nd Jul 20263611 AMAQI
22nd Jul 20263512 PMAQI
22nd Jul 2026351 PMAQI
22nd Jul 2026462 PMAQI
22nd Jul 2026503 PMAQI
22nd Jul 2026504 PMAQI
22nd Jul 2026515 PMAQI
22nd Jul 2026386 PMAQI
22nd Jul 2026387 PMAQI
22nd Jul 2026388 PMAQI
22nd Jul 2026419 PMAQI
22nd Jul 20263810 PMAQI
22nd Jul 20264311 PMAQI
23rd Jul 20264612 AMAQI
23rd Jul 2026441 AMAQI
23rd Jul 2026462 AMAQI
23rd Jul 2026473 AMAQI
23rd Jul 2026484 AMAQI
26°C24/30°C
23rd Jul 2026475 AMAQI
23rd Jul 2026476 AMAQI
23rd Jul 2026407 AMAQI
23rd Jul 2026438 AMAQI
23rd Jul 2026439 AMAQI
23rd Jul 20264310 AMAQI
23rd Jul 20265111 AMAQI
23rd Jul 20264912 PMAQI
23rd Jul 2026511 PMAQI
23rd Jul 2026552 PMAQI
23rd Jul 2026563 PMAQI
23rd Jul 2026564 PMAQI
23rd Jul 2026535 PMAQI
23rd Jul 2026556 PMAQI
23rd Jul 2026507 PMAQI
23rd Jul 2026508 PMAQI
23rd Jul 2026519 PMAQI
23rd Jul 20265110 PMAQI
23rd Jul 20265011 PMAQI
24th Jul 20264612 AMAQI
24th Jul 2026431 AMAQI
24th Jul 2026372 AMAQI
24th Jul 2026363 AMAQI
24th Jul 2026374 AMAQI
26°C23/29°C
24th Jul 2026365 AMAQI
24th Jul 2026366 AMAQI
24th Jul 2026367 AMAQI
24th Jul 2026388 AMAQI
24th Jul 2026439 AMAQI
24th Jul 20264610 AMAQI
24th Jul 20264611 AMAQI
24th Jul 20264712 PMAQI
24th Jul 2026501 PMAQI
24th Jul 2026502 PMAQI
24th Jul 2026483 PMAQI
24th Jul 2026484 PMAQI
24th Jul 2026395 PMAQI
24th Jul 2026386 PMAQI
24th Jul 2026297 PMAQI
24th Jul 2026248 PMAQI
24th Jul 2026259 PMAQI
24th Jul 20262910 PMAQI
24th Jul 20263011 PMAQI
25th Jul 20262912 AMAQI
25th Jul 2026281 AMAQI
25th Jul 2026242 AMAQI
25th Jul 2026293 AMAQI
25th Jul 2026294 AMAQI
27°C23/31°C
25th Jul 2026365 AMAQI
25th Jul 2026336 AMAQI
25th Jul 2026307 AMAQI
25th Jul 2026288 AMAQI
25th Jul 2026269 AMAQI
25th Jul 20262610 AMAQI
25th Jul 20262811 AMAQI
25th Jul 20263012 PMAQI
25th Jul 2026351 PMAQI
25th Jul 2026342 PMAQI
25th Jul 2026383 PMAQI
25th Jul 2026304 PMAQI
25th Jul 2026245 PMAQI
25th Jul 2026236 PMAQI
25th Jul 2026257 PMAQI
25th Jul 2026238 PMAQI
25th Jul 2026219 PMAQI
25th Jul 20262510 PMAQI
25th Jul 20262411 PMAQI
26th Jul 20262312 AMAQI
26th Jul 2026221 AMAQI
26th Jul 2026202 AMAQI
26th Jul 2026223 AMAQI
26th Jul 2026214 AMAQI
27°C24/31°C
26th Jul 2026225 AMAQI
26th Jul 2026226 AMAQI
26th Jul 2026227 AMAQI
26th Jul 2026248 AMAQI
26th Jul 2026219 AMAQI
26th Jul 20262410 AMAQI
26th Jul 20262411 AMAQI
26th Jul 20263012 PMAQI
26th Jul 2026311 PMAQI
26th Jul 2026322 PMAQI
26th Jul 2026323 PMAQI
26th Jul 2026244 PMAQI
26th Jul 2026285 PMAQI
26th Jul 2026326 PMAQI
26th Jul 2026317 PMAQI
26th Jul 2026228 PMAQI
26th Jul 2026229 PMAQI
26th Jul 20262310 PMAQI
26th Jul 20262811 PMAQI
27th Jul 20262112 AMAQI
27th Jul 2026201 AMAQI
27th Jul 2026222 AMAQI
27th Jul 2026203 AMAQI
27th Jul 2026224 AMAQI
27°C24/31°C
27th Jul 2026235 AMAQI
27th Jul 2026236 AMAQI
27th Jul 2026267 AMAQI
27th Jul 2026238 AMAQI
27th Jul 2026249 AMAQI
27th Jul 20262410 AMAQI
27th Jul 20262811 AMAQI
27th Jul 20263612 PMAQI
27th Jul 2026351 PMAQI
27th Jul 2026312 PMAQI
27th Jul 2026313 PMAQI
27th Jul 2026314 PMAQI
27th Jul 2026355 PMAQI
27th Jul 2026396 PMAQI
27th Jul 2026437 PMAQI
27th Jul 2026358 PMAQI
27th Jul 2026339 PMAQI
27th Jul 20262410 PMAQI
27th Jul 20262411 PMAQI
28th Jul 20262712 AMAQI
28th Jul 2026251 AMAQI
28th Jul 2026212 AMAQI
28th Jul 2026253 AMAQI
28th Jul 2026254 AMAQI
28°C24/32°C
28th Jul 2026315 AMAQI
28th Jul 2026296 AMAQI
28th Jul 2026247 AMAQI
28th Jul 2026238 AMAQI
28th Jul 2026249 AMAQI
28th Jul 20263110 AMAQI
28th Jul 20264311 AMAQI
28th Jul 20264712 PMAQI
28th Jul 2026541 PMAQI
28th Jul 2026582 PMAQI
28th Jul 2026533 PMAQI
28th Jul 2026594 PMAQI
28th Jul 2026585 PMAQI
28th Jul 2026546 PMAQI
28th Jul 2026547 PMAQI
28th Jul 2026558 PMAQI
28th Jul 2026529 PMAQI
28th Jul 20264410 PMAQI
28th Jul 20264011 PMAQI
29th Jul 20263712 AMAQI
29th Jul 2026331 AMAQI
29th Jul 2026292 AMAQI
29th Jul 2026283 AMAQI
29th Jul 2026284 AMAQI
27°C25/30°C
29th Jul 2026275 AMAQI
29th Jul 2026266 AMAQI
29th Jul 2026247 AMAQI
29th Jul 2026228 AMAQI
29th Jul 2026219 AMAQI
29th Jul 20262010 AMAQI
29th Jul 20262211 AMAQI
29th Jul 20262512 PMAQI
29th Jul 2026291 PMAQI
29th Jul 2026282 PMAQI
29th Jul 2026303 PMAQI
29th Jul 2026284 PMAQI
29th Jul 2026255 PMAQI
29th Jul 2026266 PMAQI
29th Jul 2026277 PMAQI
29th Jul 2026278 PMAQI
29th Jul 2026279 PMAQI
29th Jul 20262910 PMAQI
29th Jul 20262711 PMAQI
30th Jul 20262512 AMAQI
30th Jul 2026231 AMAQI
30th Jul 2026232 AMAQI
30th Jul 2026243 AMAQI
30th Jul 2026224 AMAQI
26°C24/30°C
30th Jul 2026235 AMAQI
30th Jul 2026246 AMAQI
30th Jul 2026227 AMAQI
30th Jul 2026218 AMAQI
30th Jul 2026259 AMAQI
30th Jul 20262410 AMAQI
30th Jul 20262411 AMAQI
30th Jul 20262412 PMAQI
30th Jul 2026261 PMAQI
30th Jul 2026342 PMAQI
30th Jul 2026363 PMAQI
30th Jul 2026354 PMAQI
30th Jul 2026345 PMAQI
30th Jul 2026256 PMAQI
30th Jul 2026207 PMAQI
30th Jul 2026238 PMAQI
30th Jul 2026249 PMAQI
30th Jul 20262510 PMAQI
30th Jul 20262911 PMAQI
31st Jul 20262712 AMAQI
31st Jul 2026241 AMAQI
31st Jul 2026212 AMAQI
31st Jul 2026223 AMAQI
31st Jul 2026274 AMAQI
26°C23/31°C
31st Jul 2026245 AMAQI
31st Jul 2026216 AMAQI
31st Jul 2026237 AMAQI
31st Jul 2026248 AMAQI
31st Jul 2026259 AMAQI
31st Jul 20263510 AMAQI
31st Jul 20263711 AMAQI
31st Jul 20264412 PMAQI
31st Jul 2026511 PMAQI
31st Jul 2026532 PMAQI
31st Jul 2026563 PMAQI
31st Jul 2026514 PMAQI
31st Jul 2026515 PMAQI
31st Jul 2026536 PMAQI
31st Jul 2026497 PMAQI
31st Jul 2026498 PMAQI
31st Jul 2026479 PMAQI
31st Jul 20264110 PMAQI
31st Jul 20264111 PMAQI
1st Aug 20264912 AMAQI
1st Aug 2026481 AMAQI
1st Aug 2026442 AMAQI
1st Aug 2026463 AMAQI
1st Aug 2026624 AMAQI
27°C23/32°C
1st Aug 2026635 AMAQI
1st Aug 2026666 AMAQI
1st Aug 2026657 AMAQI
1st Aug 2026678 AMAQI
1st Aug 2026709 AMAQI
1st Aug 20267310 AMAQI
1st Aug 20267711 AMAQI
1st Aug 20267912 PMAQI
1st Aug 2026791 PMAQI
1st Aug 2026712 PMAQI
1st Aug 2026643 PMAQI
1st Aug 2026534 PMAQI
1st Aug 2026525 PMAQI
1st Aug 2026386 PMAQI
1st Aug 2026407 PMAQI
1st Aug 2026398 PMAQI
1st Aug 2026419 PMAQI
1st Aug 20264010 PMAQI
1st Aug 20264711 PMAQI
2nd Aug 20264912 AMAQI
2nd Aug 2026481 AMAQI
2nd Aug 2026492 AMAQI
2nd Aug 2026533 AMAQI
2nd Aug 2026544 AMAQI
28°C25/32°C
2nd Aug 2026585 AMAQI
2nd Aug 2026626 AMAQI
2nd Aug 2026577 AMAQI
2nd Aug 2026578 AMAQI
2nd Aug 2026579 AMAQI
2nd Aug 20265710 AMAQI
2nd Aug 20266311 AMAQI
2nd Aug 20266412 PMAQI
2nd Aug 2026641 PMAQI
2nd Aug 2026572 PMAQI
2nd Aug 2026473 PMAQI
2nd Aug 2026404 PMAQI
2nd Aug 2026415 PMAQI
2nd Aug 2026356 PMAQI
2nd Aug 2026267 PMAQI
2nd Aug 2026248 PMAQI
2nd Aug 2026249 PMAQI
2nd Aug 20262310 PMAQI
2nd Aug 20262211 PMAQI
3rd Aug 20262012 AMAQI
3rd Aug 2026241 AMAQI
3rd Aug 2026292 AMAQI
3rd Aug 2026353 AMAQI
3rd Aug 2026474 AMAQI
28°C24/32°C
3rd Aug 2026475 AMAQI
3rd Aug 2026456 AMAQI
3rd Aug 2026427 AMAQI
3rd Aug 2026478 AMAQI
3rd Aug 2026499 AMAQI
3rd Aug 20264710 AMAQI
3rd Aug 20265211 AMAQI
3rd Aug 20265812 PMAQI
3rd Aug 2026621 PMAQI
3rd Aug 2026642 PMAQI
3rd Aug 2026603 PMAQI
3rd Aug 2026464 PMAQI
3rd Aug 2026325 PMAQI
3rd Aug 2026326 PMAQI
3rd Aug 2026397 PMAQI
3rd Aug 2026488 PMAQI
3rd Aug 2026559 PMAQI
3rd Aug 20266710 PMAQI
3rd Aug 20266711 PMAQI
4th Aug 20266712 AMAQI
4th Aug 2026621 AMAQI
4th Aug 2026572 AMAQI
4th Aug 2026603 AMAQI
4th Aug 2026644 AMAQI
28°C24/34°C
4th Aug 2026635 AMAQI
4th Aug 2026656 AMAQI
4th Aug 2026667 AMAQI
4th Aug 2026658 AMAQI
4th Aug 2026649 AMAQI
4th Aug 20266510 AMAQI
4th Aug 20266411 AMAQI
4th Aug 20265912 PMAQI
4th Aug 2026601 PMAQI
4th Aug 2026472 PMAQI
4th Aug 2026453 PMAQI
4th Aug 2026454 PMAQI
4th Aug 2026445 PMAQI
4th Aug 2026376 PMAQI
4th Aug 2026357 PMAQI
4th Aug 2026388 PMAQI
4th Aug 2026469 PMAQI
4th Aug 20265810 PMAQI
4th Aug 20265711 PMAQI
5th Aug 20264512 AMAQI
5th Aug 2026341 AMAQI
5th Aug 2026342 AMAQI
5th Aug 2026313 AMAQI
5th Aug 2026314 AMAQI
29°C25/35°C
5th Aug 2026255 AMAQI
5th Aug 2026266 AMAQI
5th Aug 2026247 AMAQI
5th Aug 2026218 AMAQI
5th Aug 2026239 AMAQI
5th Aug 20262310 AMAQI
5th Aug 20262911 AMAQI
5th Aug 20263212 PMAQI
5th Aug 2026331 PMAQI
5th Aug 2026372 PMAQI
5th Aug 2026293 PMAQI
5th Aug 2026324 PMAQI
5th Aug 2026265 PMAQI
5th Aug 2026276 PMAQI
5th Aug 2026257 PMAQI
5th Aug 2026218 PMAQI
5th Aug 2026199 PMAQI
5th Aug 20262310 PMAQI
5th Aug 20263611 PMAQI
6th Aug 20265712 AMAQI
6th Aug 2026601 AMAQI
6th Aug 2026592 AMAQI
6th Aug 2026603 AMAQI
6th Aug 2026644 AMAQI
29°C25/34°C
6th Aug 2026635 AMAQI
6th Aug 2026576 AMAQI
6th Aug 2026507 AMAQI
6th Aug 2026448 AMAQI
6th Aug 2026399 AMAQI
6th Aug 20263210 AMAQI
6th Aug 20263211 AMAQI
6th Aug 20263112 PMAQI
6th Aug 2026411 PMAQI
6th Aug 2026412 PMAQI
6th Aug 2026313 PMAQI
6th Aug 2026304 PMAQI
6th Aug 2026275 PMAQI
6th Aug 2026246 PMAQI
6th Aug 2026237 PMAQI
6th Aug 2026218 PMAQI
6th Aug 2026199 PMAQI
6th Aug 20262210 PMAQI
6th Aug 20263711 PMAQI
7th Aug 20263712 AMAQI
7th Aug 2026591 AMAQI
7th Aug 2026542 AMAQI
7th Aug 2026513 AMAQI
7th Aug 2026514 AMAQI
30°C26/35°C
7th Aug 2026515 AMAQI
7th Aug 2026486 AMAQI
7th Aug 2026437 AMAQI
7th Aug 2026478 AMAQI
7th Aug 2026469 AMAQI
7th Aug 20264710 AMAQI
7th Aug 20264711 AMAQI
7th Aug 20264712 PMAQI
7th Aug 2026631 PMAQI
7th Aug 2026382 PMAQI
7th Aug 2026293 PMAQI
7th Aug 2026184 PMAQI
7th Aug 2026185 PMAQI
7th Aug 2026166 PMAQI
7th Aug 2026207 PMAQI
7th Aug 2026208 PMAQI
7th Aug 2026229 PMAQI
7th Aug 20263610 PMAQI
7th Aug 20264411 PMAQI
8th Aug 20265012 AMAQI
8th Aug 2026511 AMAQI
8th Aug 2026502 AMAQI
8th Aug 2026403 AMAQI
8th Aug 2026434 AMAQI
30°C25/35°C
8th Aug 2026405 AMAQI
8th Aug 2026376 AMAQI
8th Aug 2026287 AMAQI
8th Aug 2026288 AMAQI
8th Aug 2026279 AMAQI
8th Aug 20262310 AMAQI
8th Aug 20262811 AMAQI
8th Aug 20262612 PMAQI
8th Aug 2026231 PMAQI
8th Aug 2026212 PMAQI
8th Aug 2026203 PMAQI
8th Aug 2026174 PMAQI
8th Aug 2026195 PMAQI
8th Aug 2026206 PMAQI
8th Aug 2026207 PMAQI
8th Aug 2026258 PMAQI
8th Aug 2026269 PMAQI
8th Aug 20262810 PMAQI
8th Aug 20263011 PMAQI
9th Aug 20262612 AMAQI
9th Aug 2026211 AMAQI
9th Aug 2026212 AMAQI
9th Aug 2026263 AMAQI
9th Aug 2026254 AMAQI
29°C23/35°C
9th Aug 2026275 AMAQI
9th Aug 2026276 AMAQI
9th Aug 2026247 AMAQI
9th Aug 2026238 AMAQI
9th Aug 2026259 AMAQI
9th Aug 20262110 AMAQI
9th Aug 20261911 AMAQI
9th Aug 20261912 PMAQI
9th Aug 2026241 PMAQI
9th Aug 2026242 PMAQI
9th Aug 2026223 PMAQI
9th Aug 2026224 PMAQI
9th Aug 2026185 PMAQI
9th Aug 2026226 PMAQI
9th Aug 2026227 PMAQI
9th Aug 2026198 PMAQI
9th Aug 2026199 PMAQI
9th Aug 20262010 PMAQI
9th Aug 20261911 PMAQI
10th Aug 20261812 AMAQI
10th Aug 2026191 AMAQI
10th Aug 2026182 AMAQI
10th Aug 2026163 AMAQI
10th Aug 2026184 AMAQI
26°C22/31°C
10th Aug 2026195 AMAQI
10th Aug 2026196 AMAQI
10th Aug 2026197 AMAQI
10th Aug 2026188 AMAQI
10th Aug 2026189 AMAQI
10th Aug 20261710 AMAQI
10th Aug 20261911 AMAQI
10th Aug 20262212 PMAQI
10th Aug 2026221 PMAQI
10th Aug 2026292 PMAQI
10th Aug 2026273 PMAQI
10th Aug 2026294 PMAQI
10th Aug 2026345 PMAQI
10th Aug 2026316 PMAQI
10th Aug 2026317 PMAQI
10th Aug 2026328 PMAQI
10th Aug 2026329 PMAQI
10th Aug 20262910 PMAQI
10th Aug 20262911 PMAQI
11th Aug 20263012 AMAQI
11th Aug 2026301 AMAQI
11th Aug 2026302 AMAQI
11th Aug 2026293 AMAQI
11th Aug 2026284 AMAQI
27°C23/31°C
11th Aug 2026255 AMAQI
11th Aug 2026196 AMAQI
11th Aug 2026207 AMAQI
11th Aug 2026208 AMAQI
11th Aug 2026209 AMAQI
11th Aug 20262510 AMAQI
11th Aug 20262511 AMAQI
11th Aug 20262712 PMAQI
11th Aug 2026271 PMAQI
11th Aug 2026262 PMAQI
11th Aug 2026253 PMAQI
11th Aug 2026254 PMAQI
11th Aug 2026275 PMAQI
11th Aug 2026296 PMAQI
11th Aug 2026297 PMAQI
11th Aug 2026288 PMAQI
11th Aug 2026279 PMAQI
11th Aug 20262610 PMAQI
11th Aug 20262711 PMAQI
12th Aug 20262712 AMAQI
12th Aug 2026261 AMAQI
12th Aug 2026262 AMAQI
12th Aug 2026253 AMAQI
12th Aug 2026264 AMAQI
26°C22/32°C
12th Aug 2026215 AMAQI
12th Aug 2026236 AMAQI
12th Aug 2026217 AMAQI
12th Aug 2026228 AMAQI
12th Aug 2026239 AMAQI
12th Aug 20262510 AMAQI
12th Aug 20262711 AMAQI
12th Aug 20262812 PMAQI
12th Aug 2026251 PMAQI
12th Aug 2026302 PMAQI
12th Aug 2026303 PMAQI
12th Aug 2026274 PMAQI
12th Aug 2026275 PMAQI
12th Aug 2026286 PMAQI
12th Aug 2026277 PMAQI
12th Aug 2026318 PMAQI
12th Aug 2026289 PMAQI
12th Aug 20262710 PMAQI
12th Aug 20262711 PMAQI
13th Aug 20262712 AMAQI
13th Aug 2026211 AMAQI
13th Aug 2026232 AMAQI
13th Aug 2026253 AMAQI
13th Aug 2026244 AMAQI
24°C18/30°C
13th Aug 2026235 AMAQI
13th Aug 2026236 AMAQI
13th Aug 2026227 AMAQI
13th Aug 2026248 AMAQI
13th Aug 2026289 AMAQI
13th Aug 20263310 AMAQI
13th Aug 20262911 AMAQI
13th Aug 20262812 PMAQI
13th Aug 2026331 PMAQI
13th Aug 2026282 PMAQI
13th Aug 2026283 PMAQI
13th Aug 2026274 PMAQI
13th Aug 2026275 PMAQI
13th Aug 2026256 PMAQI
13th Aug 2026237 PMAQI
13th Aug 2026238 PMAQI
13th Aug 2026269 PMAQI
13th Aug 20262710 PMAQI
13th Aug 20262711 PMAQI
14th Aug 20262712 AMAQI
14th Aug 2026241 AMAQI
14th Aug 2026252 AMAQI
14th Aug 2026263 AMAQI
14th Aug 2026264 AMAQI
26°C21/31°C
14th Aug 2026275 AMAQI
14th Aug 2026256 AMAQI
14th Aug 2026267 AMAQI
14th Aug 2026268 AMAQI
14th Aug 2026269 AMAQI
14th Aug 20262910 AMAQI
14th Aug 20262911 AMAQI
14th Aug 20263012 PMAQI
14th Aug 2026241 PMAQI
14th Aug 2026252 PMAQI
14th Aug 2026233 PMAQI
14th Aug 2026234 PMAQI
14th Aug 2026275 PMAQI
14th Aug 2026266 PMAQI
14th Aug 2026237 PMAQI
14th Aug 2026268 PMAQI
14th Aug 2026269 PMAQI
14th Aug 20262510 PMAQI
14th Aug 20263311 PMAQI
15th Aug 20264112 AMAQI
15th Aug 2026461 AMAQI
15th Aug 2026372 AMAQI
15th Aug 2026353 AMAQI
15th Aug 2026374 AMAQI
26°C22/30°C
15th Aug 2026485 AMAQI
5 AM15th Aug 2026306 AMAQI
15th Aug 2026287 AMAQI
15th Aug 2026318 AMAQI
15th Aug 2026279 AMAQI
15th Aug 20263210 AMAQI
15th Aug 20263711 AMAQI
15th Aug 20264412 PMAQI
12 PM15th Aug 2026431 PMAQI
15th Aug 2026452 PMAQI
15th Aug 2026473 PMAQI
15th Aug 2026454 PMAQI
15th Aug 2026465 PMAQI
15th Aug 2026486 PMAQI
15th Aug 2026397 PMAQI
7 PM15th Aug 2026428 PMAQI
15th Aug 2026479 PMAQI
15th Aug 20264810 PMAQI
15th Aug 20264911 PMAQI
12 AM
4 AM
25°C23/27°C
Day time
Avg. Highest Time
12 PM - 3 PM
39AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
7 AM
32AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 PM to 3 PM (Avg. 39), while the lowest AQI was between 7 AM to 7 AM (Avg. 32).
Night time
Avg. Highest Time
4 AM
36AQI
1 hours / Day
30 hours / Month
Avg. Lowest Time
8 PM
31AQI
1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 4 AM to 4 AM (Avg. 36), while the lowest AQI was between 8 PM to 8 PM (Avg. 31).
2026 Days Vs Air Quality
Tongjin, Gyeonggi, South Korea
2026
53%
118
37%
82
10%
23
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Good
118 DaysModerate
82 DaysPoor
23 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 53%
Health Risk Level:
Considerable
In 2026, 53% of 227 days were within WHO’s safe air quality limits, and 47% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Tongjin, Gyeonggi, 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
37AQI (US)
37AQI (US)
2nd January 2026
42AQI (US)
42AQI (US)
3rd January 2026
65AQI (US)
65AQI (US)
4th January 2026
89AQI (US)
89AQI (US)
5th January 2026
71AQI (US)
71AQI (US)
6th January 2026
64AQI (US)
64AQI (US)
7th January 2026
66AQI (US)
66AQI (US)
8th January 2026
34AQI (US)
34AQI (US)
9th January 2026
59AQI (US)
59AQI (US)
10th January 2026
71AQI (US)
71AQI (US)
11th January 2026
35AQI (US)
35AQI (US)
12th January 2026
45AQI (US)
45AQI (US)
13th January 2026
49AQI (US)
49AQI (US)
14th January 2026
42AQI (US)
42AQI (US)
15th January 2026
90AQI (US)
90AQI (US)
16th January 2026
144AQI (US)
144AQI (US)
17th January 2026
135AQI (US)
135AQI (US)
18th January 2026
107AQI (US)
107AQI (US)
19th January 2026
70AQI (US)
70AQI (US)
20th January 2026
43AQI (US)
43AQI (US)
21st January 2026
44AQI (US)
44AQI (US)
22nd January 2026
33AQI (US)
33AQI (US)
23rd January 2026
57AQI (US)
57AQI (US)
24th January 2026
56AQI (US)
56AQI (US)
25th January 2026
35AQI (US)
35AQI (US)
26th January 2026
62AQI (US)
62AQI (US)
27th January 2026
65AQI (US)
65AQI (US)
28th January 2026
43AQI (US)
43AQI (US)
29th January 2026
54AQI (US)
54AQI (US)
30th January 2026
55AQI (US)
55AQI (US)
31st January 2026
76AQI (US)
76AQI (US)
1st February 2026
76AQI (US)
76AQI (US)
2nd February 2026
73AQI (US)
73AQI (US)
3rd February 2026
68AQI (US)
68AQI (US)
4th February 2026
134AQI (US)
134AQI (US)
5th February 2026
150AQI (US)
150AQI (US)
6th February 2026
72AQI (US)
72AQI (US)
7th February 2026
46AQI (US)
46AQI (US)
8th February 2026
46AQI (US)
46AQI (US)
9th February 2026
49AQI (US)
49AQI (US)
10th February 2026
96AQI (US)
96AQI (US)
11th February 2026
132AQI (US)
132AQI (US)
12th February 2026
129AQI (US)
129AQI (US)
13th February 2026
135AQI (US)
135AQI (US)
14th February 2026
146AQI (US)
146AQI (US)
15th February 2026
110AQI (US)
110AQI (US)
16th February 2026
50AQI (US)
50AQI (US)
17th February 2026
54AQI (US)
54AQI (US)
18th February 2026
57AQI (US)
57AQI (US)
19th February 2026
51AQI (US)
51AQI (US)
20th February 2026
86AQI (US)
86AQI (US)
21st February 2026
108AQI (US)
108AQI (US)
22nd February 2026
62AQI (US)
62AQI (US)
23rd February 2026
32AQI (US)
32AQI (US)
24th February 2026
37AQI (US)
37AQI (US)
25th February 2026
46AQI (US)
46AQI (US)
26th February 2026
36AQI (US)
36AQI (US)
27th February 2026
25AQI (US)
25AQI (US)
28th February 2026
36AQI (US)
36AQI (US)
1st March 2026
37AQI (US)
37AQI (US)
2nd March 2026
15AQI (US)
15AQI (US)
3rd March 2026
25AQI (US)
25AQI (US)
4th March 2026
69AQI (US)
69AQI (US)
5th March 2026
99AQI (US)
99AQI (US)
6th March 2026
81AQI (US)
81AQI (US)
7th March 2026
62AQI (US)
62AQI (US)
8th March 2026
60AQI (US)
60AQI (US)
9th March 2026
95AQI (US)
95AQI (US)
10th March 2026
121AQI (US)
121AQI (US)
11th March 2026
93AQI (US)
93AQI (US)
12th March 2026
106AQI (US)
106AQI (US)
13th March 2026
39AQI (US)
39AQI (US)
14th March 2026
51AQI (US)
51AQI (US)
15th March 2026
98AQI (US)
98AQI (US)
16th March 2026
130AQI (US)
130AQI (US)
17th March 2026
123AQI (US)
123AQI (US)
18th March 2026
119AQI (US)
119AQI (US)
19th March 2026
62AQI (US)
62AQI (US)
20th March 2026
65AQI (US)
65AQI (US)
21st March 2026
102AQI (US)
102AQI (US)
22nd March 2026
80AQI (US)
80AQI (US)
23rd March 2026
101AQI (US)
101AQI (US)
24th March 2026
109AQI (US)
109AQI (US)
25th March 2026
85AQI (US)
85AQI (US)
26th March 2026
120AQI (US)
120AQI (US)
27th March 2026
135AQI (US)
135AQI (US)
28th March 2026
117AQI (US)
117AQI (US)
29th March 2026
93AQI (US)
93AQI (US)
30th March 2026
85AQI (US)
85AQI (US)
31st March 2026
48AQI (US)
48AQI (US)
1st April 2026
41AQI (US)
41AQI (US)
2nd April 2026
93AQI (US)
93AQI (US)
3rd April 2026
123AQI (US)
123AQI (US)
4th April 2026
52AQI (US)
52AQI (US)
5th April 2026
80AQI (US)
80AQI (US)
6th April 2026
52AQI (US)
52AQI (US)
7th April 2026
28AQI (US)
28AQI (US)
8th April 2026
50AQI (US)
50AQI (US)
9th April 2026
52AQI (US)
52AQI (US)
10th April 2026
37AQI (US)
37AQI (US)
11th April 2026
75AQI (US)
75AQI (US)
12th April 2026
78AQI (US)
78AQI (US)
13th April 2026
69AQI (US)
69AQI (US)
14th April 2026
73AQI (US)
73AQI (US)
15th April 2026
100AQI (US)
100AQI (US)
16th April 2026
46AQI (US)
46AQI (US)
17th April 2026
18th April 2026
53AQI (US)
53AQI (US)
19th April 2026
67AQI (US)
67AQI (US)
20th April 2026
65AQI (US)
65AQI (US)
21st April 2026
64AQI (US)
64AQI (US)
22nd April 2026
23rd April 2026
44AQI (US)
44AQI (US)
24th April 2026
42AQI (US)
42AQI (US)
25th April 2026
56AQI (US)
56AQI (US)
26th April 2026
43AQI (US)
43AQI (US)
27th April 2026
49AQI (US)
49AQI (US)
28th April 2026
39AQI (US)
39AQI (US)
29th April 2026
42AQI (US)
42AQI (US)
30th April 2026
46AQI (US)
46AQI (US)
1st May 2026
42AQI (US)
42AQI (US)
2nd May 2026
99AQI (US)
99AQI (US)
3rd May 2026
38AQI (US)
38AQI (US)
4th May 2026
29AQI (US)
29AQI (US)
5th May 2026
40AQI (US)
40AQI (US)
6th May 2026
36AQI (US)
36AQI (US)
7th May 2026
41AQI (US)
41AQI (US)
8th May 2026
32AQI (US)
32AQI (US)
9th May 2026
10th May 2026
37AQI (US)
37AQI (US)
11th May 2026
36AQI (US)
36AQI (US)
12th May 2026
42AQI (US)
42AQI (US)
13th May 2026
48AQI (US)
48AQI (US)
14th May 2026
48AQI (US)
48AQI (US)
15th May 2026
61AQI (US)
61AQI (US)
16th May 2026
77AQI (US)
77AQI (US)
17th May 2026
65AQI (US)
65AQI (US)
18th May 2026
56AQI (US)
56AQI (US)
19th May 2026
53AQI (US)
53AQI (US)
20th May 2026
63AQI (US)
63AQI (US)
21st May 2026
67AQI (US)
67AQI (US)
22nd May 2026
76AQI (US)
76AQI (US)
23rd May 2026
71AQI (US)
71AQI (US)
24th May 2026
70AQI (US)
70AQI (US)
25th May 2026
65AQI (US)
65AQI (US)
26th May 2026
47AQI (US)
47AQI (US)
27th May 2026
23AQI (US)
23AQI (US)
28th May 2026
25AQI (US)
25AQI (US)
29th May 2026
48AQI (US)
48AQI (US)
30th May 2026
49AQI (US)
49AQI (US)
31st May 2026
46AQI (US)
46AQI (US)
1st June 2026
42AQI (US)
42AQI (US)
2nd June 2026
63AQI (US)
63AQI (US)
3rd June 2026
64AQI (US)
64AQI (US)
4th June 2026
63AQI (US)
63AQI (US)
5th June 2026
18AQI (US)
18AQI (US)
6th June 2026
30AQI (US)
30AQI (US)
7th June 2026
21AQI (US)
21AQI (US)
8th June 2026
36AQI (US)
36AQI (US)
9th June 2026
34AQI (US)
34AQI (US)
10th June 2026
47AQI (US)
47AQI (US)
11th June 2026
52AQI (US)
52AQI (US)
12th June 2026
42AQI (US)
42AQI (US)
13th June 2026
44AQI (US)
44AQI (US)
14th June 2026
54AQI (US)
54AQI (US)
15th June 2026
39AQI (US)
39AQI (US)
16th June 2026
57AQI (US)
57AQI (US)
17th June 2026
60AQI (US)
60AQI (US)
18th June 2026
52AQI (US)
52AQI (US)
19th June 2026
56AQI (US)
56AQI (US)
20th June 2026
13AQI (US)
13AQI (US)
21st June 2026
15AQI (US)
15AQI (US)
22nd June 2026
22AQI (US)
22AQI (US)
23rd June 2026
34AQI (US)
34AQI (US)
24th June 2026
14AQI (US)
14AQI (US)
25th June 2026
25AQI (US)
25AQI (US)
26th June 2026
32AQI (US)
32AQI (US)
27th June 2026
49AQI (US)
49AQI (US)
28th June 2026
54AQI (US)
54AQI (US)
29th June 2026
47AQI (US)
47AQI (US)
30th June 2026
40AQI (US)
40AQI (US)
1st July 2026
37AQI (US)
37AQI (US)
2nd July 2026
33AQI (US)
33AQI (US)
3rd July 2026
32AQI (US)
32AQI (US)
4th July 2026
44AQI (US)
44AQI (US)
5th July 2026
36AQI (US)
36AQI (US)
6th July 2026
34AQI (US)
34AQI (US)
7th July 2026
39AQI (US)
39AQI (US)
8th July 2026
28AQI (US)
28AQI (US)
9th July 2026
22AQI (US)
22AQI (US)
10th July 2026
22AQI (US)
22AQI (US)
11th July 2026
35AQI (US)
35AQI (US)
12th July 2026
44AQI (US)
44AQI (US)
13th July 2026
29AQI (US)
29AQI (US)
14th July 2026
24AQI (US)
24AQI (US)
15th July 2026
31AQI (US)
31AQI (US)
16th July 2026
59AQI (US)
59AQI (US)
17th July 2026
58AQI (US)
58AQI (US)
18th July 2026
30AQI (US)
30AQI (US)
19th July 2026
28AQI (US)
28AQI (US)
20th July 2026
31AQI (US)
31AQI (US)
21st July 2026
28AQI (US)
28AQI (US)
22nd July 2026
37AQI (US)
37AQI (US)
23rd July 2026
49AQI (US)
49AQI (US)
24th July 2026
39AQI (US)
39AQI (US)
25th July 2026
28AQI (US)
28AQI (US)
26th July 2026
25AQI (US)
25AQI (US)
27th July 2026
28AQI (US)
28AQI (US)
28th July 2026
40AQI (US)
40AQI (US)
29th July 2026
27AQI (US)
27AQI (US)
30th July 2026
26AQI (US)
26AQI (US)
31st July 2026
37AQI (US)
37AQI (US)
1st August 2026
57AQI (US)
57AQI (US)
2nd August 2026
47AQI (US)
47AQI (US)
3rd August 2026
46AQI (US)
46AQI (US)
4th August 2026
55AQI (US)
55AQI (US)
5th August 2026
29AQI (US)
29AQI (US)
6th August 2026
40AQI (US)
40AQI (US)
7th August 2026
40AQI (US)
40AQI (US)
8th August 2026
30AQI (US)
30AQI (US)
9th August 2026
22AQI (US)
22AQI (US)
10th August 2026
24AQI (US)
24AQI (US)
11th August 2026
26AQI (US)
26AQI (US)
12th August 2026
26AQI (US)
26AQI (US)
13th August 2026
26AQI (US)
26AQI (US)
14th August 2026
26AQI (US)
26AQI (US)
15th August 2026
16th August 2026
17th August 2026
18th August 2026
19th August 2026
20th August 2026
21st August 2026
22nd August 2026
23rd August 2026
24th August 2026
25th August 2026
26th August 2026
27th August 2026
28th August 2026
29th August 2026
30th August 2026
31st August 2026
1st September 2026
2nd September 2026
3rd September 2026
4th September 2026
5th September 2026
6th September 2026
7th September 2026
8th September 2026
9th September 2026
10th September 2026
11th September 2026
12th September 2026
13th September 2026
14th September 2026
15th September 2026
16th September 2026
17th September 2026
18th September 2026
19th September 2026
20th September 2026
21st September 2026
22nd September 2026
23rd September 2026
24th September 2026
25th September 2026
26th September 2026
27th September 2026
28th September 2026
29th September 2026
30th September 2026
1st October 2026
2nd October 2026
3rd October 2026
4th October 2026
5th October 2026
6th October 2026
7th October 2026
8th October 2026
9th October 2026
10th October 2026
11th October 2026
12th October 2026
13th October 2026
14th October 2026
15th October 2026
16th October 2026
17th October 2026
18th October 2026
19th October 2026
20th October 2026
21st October 2026
22nd October 2026
23rd October 2026
24th October 2026
25th October 2026
26th October 2026
27th October 2026
28th October 2026
29th October 2026
30th October 2026
31st October 2026
1st November 2026
2nd November 2026
3rd November 2026
4th November 2026
5th November 2026
6th November 2026
7th November 2026
8th November 2026
9th November 2026
10th November 2026
11th November 2026
12th November 2026
13th November 2026
14th November 2026
15th November 2026
16th November 2026
17th November 2026
18th November 2026
19th November 2026
20th November 2026
21st November 2026
22nd November 2026
23rd November 2026
24th November 2026
25th November 2026
26th November 2026
27th November 2026
28th November 2026
29th November 2026
30th November 2026
1st December 2026
2nd December 2026
3rd December 2026
4th December 2026
5th December 2026
6th December 2026
7th December 2026
8th December 2026
9th December 2026
10th December 2026
11th December 2026
12th December 2026
13th December 2026
14th December 2026
15th December 2026
16th December 2026
17th December 2026
18th December 2026
19th December 2026
20th December 2026
21st December 2026
22nd December 2026
23rd December 2026
24th December 2026
25th December 2026
26th December 2026
27th December 2026
28th December 2026
29th December 2026
30th December 2026
31st December 2026
63AQI (US)
77AQI (US)
85AQI (US)
59AQI (US)
51AQI (US)
41AQI (US)
34AQI (US)
35AQI (US)
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202657AQI (US)
12
16
3
10
10
8
5
15
11
12
15
1
18
12
20
10
29
2
12
2
118
82
23
Highest AQI (US) recorded in
March85AQI (US)
Lowest AQI (US) recorded in
July34AQI (US)
202563AQI (US)
1
23
6
1
1
26
1
3
18
10
4
26
10
21
4
26
16
15
22
9
25
5
19
12
5
21
4
7
17
7
117
219
28
1
Highest AQI (US) recorded in
March86AQI (US)
Lowest AQI (US) recorded in
September41AQI (US)
202462AQI (US)
5
17
9
9
12
7
1
5
20
6
2
25
3
11
20
5
25
23
8
11
20
24
6
18
13
8
21
1
4
26
1
125
213
27
1
Highest AQI (US) recorded in
January83AQI (US)
Lowest AQI (US) recorded in
September40AQI (US)
202369AQI (US)
5
17
4
4
2
16
7
3
1
14
16
3
22
4
1
6
24
1
5
25
17
13
1
12
19
19
11
11
19
1
11
15
3
10
13
8
102
208
45
8
Highest AQI (US) recorded in
February99AQI (US)
Lowest AQI (US) recorded in
September47AQI (US)
202269AQI (US)
21
7
2
1
14
4
3
6
17
8
6
20
4
7
22
2
15
15
8
17
2
1
19
10
15
13
3
4
19
6
1
5
19
7
88
188
41
6
Highest AQI (US) recorded in
January92AQI (US)
Lowest AQI (US) recorded in
August35AQI (US)
202167AQI (US)
6
19
6
3
15
10
3
16
10
1
1
6
22
2
9
20
1
1
5
25
15
16
16
15
25
5
12
19
6
19
3
2
8
16
7
114
207
38
3
2
1
Highest AQI (US) recorded in
March94AQI (US)
Lowest AQI (US) recorded in
September36AQI (US)
202064AQI (US)
2
10
1
3
17
1
5
13
3
26
1
19
12
18
13
20
10
10
19
2
7
15
8
5
14
11
1
92
149
24
1
Highest AQI (US) recorded in
December87AQI (US)
Lowest AQI (US) recorded in
September44AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Most Polluted Year Recorded
2023(Avg.)
69AQI (US)Least Polluted Year Recorded
2026(Avg.)
57AQI (US)Tongjin's annual 2026 AQI (US) (57) shows an average percentage change of -13.03% (improved AQI (US)) compared to previous years: 2020 (64), 2021 (67), 2022 (69), 2023 (69), 2024 (62), 2025 (63).
