Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Analyse Historique de la Qualité de l'Air à Heilongtan, Meishan, Sichuan, China

Plongez dans des détails sur la qualité de l'air avec des données historiques, des tendances mensuelles et annuelles à portée de main !

Bon
050
Modéré
100
Pauvre
150
Non sain
200
Sévère
300
Dangereux
301+

Analyse de la qualité de l'air de Août

Heilongtan, Meishan, Sichuan, China

2021
2024
2025
AQI
.
Jours

Tendances AQI : Le plus élevé et le plus bas

AQI le plus élevé enregistré le
4th Aug 2021
91AQI
AQI le plus bas enregistré le
13th Aug 2021
34AQI

Analyse du même jour (4th August ):
Ce jour-là, l'AQI au cours des 3 années a varié de manière significative : 2025 se classe 2nd le plus élevé AQI à 65 de Modéré qualité de l'air, montrant une amélioration par rapport à 2021 le même jour.

Télécharger les données annuelles 2024

Rapport mondial sur la qualité de l'air

Globe

Tendance AQI Jour & Nuit : 4th Aug - 5th Aug 2025

Heilongtan, Meishan, Sichuan, China

AQI
Jour
Nuit
.

6 AM4th Aug 2025

8 PM

5 AM5th Aug 2025

Heure du jour
Heure moyenne la plus haute
12PM4th Aug

80AQI

Heure moyenne la plus basse
6AM4th Aug

61AQI

Heure de la nuit
Heure moyenne la plus haute
11PM4th Aug

73AQI

Heure moyenne la plus basse
2AM5th Aug

61AQI

Au cours des 24 dernières heures,

L'AQI de Heilongtan a atteint son point le plus élevé de 80 à 12 PM pendant le Jour, tandis que le point le plus bas, 61, a été enregistré à 2 AM pendant le Nuit entre 4th Aug et 5th Aug 2025.

Tendance AQI Jour & Nuit : Jul - Aug 2025

Heilongtan, Meishan, Sichuan, China

JulAug
06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th
Jour
Nuit
6th Jul 2025506 AMAQI
6th Jul 2025517 AMAQI
6th Jul 2025528 AMAQI
6th Jul 2025529 AMAQI
6th Jul 20255710 AMAQI
6th Jul 20255911 AMAQI
6th Jul 20254112 PMAQI
6th Jul 2025431 PMAQI
6th Jul 2025362 PMAQI
6th Jul 2025363 PMAQI
6th Jul 2025314 PMAQI
6th Jul 2025365 PMAQI
6th Jul 2025266 PMAQI
6th Jul 2025477 PMAQI
6th Jul 2025578 PMAQI
6th Jul 2025549 PMAQI
6th Jul 20255210 PMAQI
6th Jul 20255611 PMAQI
7th Jul 20255612 AMAQI
7th Jul 2025521 AMAQI
7th Jul 2025522 AMAQI
7th Jul 2025523 AMAQI
7th Jul 2025524 AMAQI
7th Jul 2025525 AMAQI

24°C22/25°C

7th Jul 2025526 AMAQI
7th Jul 2025527 AMAQI
7th Jul 2025318 AMAQI
7th Jul 2025289 AMAQI
7th Jul 20253110 AMAQI
7th Jul 20253011 AMAQI
7th Jul 20253312 PMAQI
7th Jul 2025301 PMAQI
7th Jul 2025372 PMAQI
7th Jul 2025373 PMAQI
7th Jul 2025344 PMAQI
7th Jul 2025335 PMAQI
7th Jul 2025336 PMAQI
7th Jul 2025427 PMAQI
7th Jul 2025528 PMAQI
7th Jul 2025509 PMAQI
7th Jul 20255310 PMAQI
7th Jul 20255311 PMAQI
8th Jul 20255212 AMAQI
8th Jul 2025541 AMAQI
8th Jul 2025542 AMAQI
8th Jul 2025533 AMAQI
8th Jul 2025514 AMAQI
8th Jul 2025525 AMAQI

22°C21/25°C

8th Jul 2025526 AMAQI
8th Jul 2025527 AMAQI
8th Jul 2025468 AMAQI
8th Jul 2025459 AMAQI
8th Jul 20255310 AMAQI
8th Jul 20254211 AMAQI
8th Jul 20254412 PMAQI
8th Jul 2025451 PMAQI
8th Jul 2025482 PMAQI
8th Jul 2025463 PMAQI
8th Jul 2025484 PMAQI
8th Jul 2025525 PMAQI
8th Jul 2025576 PMAQI
8th Jul 2025587 PMAQI
8th Jul 2025568 PMAQI
8th Jul 2025599 PMAQI
8th Jul 20255710 PMAQI
8th Jul 20255811 PMAQI
9th Jul 20255912 AMAQI
9th Jul 2025541 AMAQI
9th Jul 2025542 AMAQI
9th Jul 2025533 AMAQI
9th Jul 2025524 AMAQI
9th Jul 2025525 AMAQI

24°C21/27°C

9th Jul 2025526 AMAQI
9th Jul 2025527 AMAQI
9th Jul 2025668 AMAQI
9th Jul 2025729 AMAQI
9th Jul 20257310 AMAQI
9th Jul 20256211 AMAQI
9th Jul 20256512 PMAQI
9th Jul 2025591 PMAQI
9th Jul 2025582 PMAQI
9th Jul 2025513 PMAQI
9th Jul 2025344 PMAQI
9th Jul 2025305 PMAQI
9th Jul 2025356 PMAQI
9th Jul 2025477 PMAQI
9th Jul 2025528 PMAQI
9th Jul 2025529 PMAQI
9th Jul 20255210 PMAQI
9th Jul 20255111 PMAQI
10th Jul 20255112 AMAQI
10th Jul 2025541 AMAQI
10th Jul 2025542 AMAQI
10th Jul 2025553 AMAQI
10th Jul 2025564 AMAQI
10th Jul 2025565 AMAQI

26°C23/30°C

10th Jul 2025566 AMAQI
10th Jul 2025577 AMAQI
10th Jul 2025438 AMAQI
10th Jul 2025619 AMAQI
10th Jul 20256010 AMAQI
10th Jul 20255111 AMAQI
10th Jul 20253912 PMAQI
10th Jul 2025341 PMAQI
10th Jul 2025372 PMAQI
10th Jul 2025353 PMAQI
10th Jul 2025304 PMAQI
10th Jul 2025275 PMAQI
10th Jul 2025336 PMAQI
10th Jul 2025427 PMAQI
10th Jul 2025548 PMAQI
10th Jul 2025559 PMAQI
10th Jul 20255510 PMAQI
10th Jul 20255611 PMAQI
11th Jul 20255812 AMAQI
11th Jul 2025561 AMAQI
11th Jul 2025552 AMAQI
11th Jul 2025553 AMAQI
11th Jul 2025554 AMAQI
11th Jul 2025555 AMAQI

27°C23/32°C

11th Jul 2025556 AMAQI
11th Jul 2025557 AMAQI
11th Jul 2025308 AMAQI
11th Jul 2025229 AMAQI
11th Jul 20252210 AMAQI
11th Jul 20252611 AMAQI
11th Jul 20253012 PMAQI
11th Jul 2025501 PMAQI
11th Jul 2025482 PMAQI
11th Jul 2025543 PMAQI
11th Jul 2025534 PMAQI
11th Jul 2025365 PMAQI
11th Jul 2025296 PMAQI
11th Jul 2025387 PMAQI
11th Jul 2025478 PMAQI
11th Jul 2025449 PMAQI
11th Jul 20254810 PMAQI
11th Jul 20254711 PMAQI
12th Jul 20255012 AMAQI
12th Jul 2025541 AMAQI
12th Jul 2025562 AMAQI
12th Jul 2025553 AMAQI
12th Jul 2025544 AMAQI
12th Jul 2025545 AMAQI

26°C23/30°C

12th Jul 2025546 AMAQI
12th Jul 2025547 AMAQI
12th Jul 2025508 AMAQI
12th Jul 2025559 AMAQI
12th Jul 20255910 AMAQI
12th Jul 20255811 AMAQI
12th Jul 20255912 PMAQI
12th Jul 2025531 PMAQI
12th Jul 2025512 PMAQI
12th Jul 2025563 PMAQI
12th Jul 2025544 PMAQI
12th Jul 2025535 PMAQI
12th Jul 2025546 PMAQI
12th Jul 2025467 PMAQI
12th Jul 2025538 PMAQI
12th Jul 2025519 PMAQI
12th Jul 20255410 PMAQI
12th Jul 20255611 PMAQI
13th Jul 20255712 AMAQI
13th Jul 2025551 AMAQI
13th Jul 2025552 AMAQI
13th Jul 2025543 AMAQI
13th Jul 2025554 AMAQI
13th Jul 2025555 AMAQI

26°C22/31°C

13th Jul 2025556 AMAQI
13th Jul 2025557 AMAQI
13th Jul 2025618 AMAQI
13th Jul 2025689 AMAQI
13th Jul 20257010 AMAQI
13th Jul 20256811 AMAQI
13th Jul 20256212 PMAQI
13th Jul 2025551 PMAQI
13th Jul 2025542 PMAQI
13th Jul 2025523 PMAQI
13th Jul 2025474 PMAQI
13th Jul 2025415 PMAQI
13th Jul 2025516 PMAQI
13th Jul 2025577 PMAQI
13th Jul 2025588 PMAQI
13th Jul 2025589 PMAQI
13th Jul 20255910 PMAQI
13th Jul 20256111 PMAQI
14th Jul 20256012 AMAQI
14th Jul 2025561 AMAQI
14th Jul 2025562 AMAQI
14th Jul 2025563 AMAQI
14th Jul 2025574 AMAQI
14th Jul 2025585 AMAQI

27°C23/32°C

14th Jul 2025586 AMAQI
14th Jul 2025587 AMAQI
14th Jul 2025628 AMAQI
14th Jul 2025589 AMAQI
14th Jul 20255710 AMAQI
14th Jul 20255611 AMAQI
14th Jul 20256212 PMAQI
14th Jul 2025561 PMAQI
14th Jul 2025592 PMAQI
14th Jul 2025573 PMAQI
14th Jul 2025604 PMAQI
14th Jul 2025565 PMAQI
14th Jul 2025536 PMAQI
14th Jul 2025567 PMAQI
14th Jul 2025578 PMAQI
14th Jul 2025589 PMAQI
14th Jul 20256010 PMAQI
14th Jul 20256411 PMAQI
15th Jul 20256412 AMAQI
15th Jul 2025601 AMAQI
15th Jul 2025572 AMAQI
15th Jul 2025583 AMAQI
15th Jul 2025584 AMAQI
15th Jul 2025585 AMAQI

28°C24/32°C

15th Jul 2025586 AMAQI
15th Jul 2025587 AMAQI
15th Jul 2025748 AMAQI
15th Jul 2025819 AMAQI
15th Jul 20258810 AMAQI
15th Jul 20259111 AMAQI
15th Jul 20257812 PMAQI
15th Jul 2025761 PMAQI
15th Jul 2025672 PMAQI
15th Jul 2025613 PMAQI
15th Jul 2025584 PMAQI
15th Jul 2025585 PMAQI
15th Jul 2025586 PMAQI
15th Jul 2025607 PMAQI
15th Jul 2025588 PMAQI
15th Jul 2025619 PMAQI
15th Jul 20256210 PMAQI
15th Jul 20256311 PMAQI
16th Jul 20256412 AMAQI
16th Jul 2025591 AMAQI
16th Jul 2025592 AMAQI
16th Jul 2025613 AMAQI
16th Jul 2025634 AMAQI
16th Jul 2025635 AMAQI

29°C25/33°C

16th Jul 2025636 AMAQI
16th Jul 2025637 AMAQI
16th Jul 2025888 AMAQI
16th Jul 2025949 AMAQI
16th Jul 20259210 AMAQI
16th Jul 20259211 AMAQI
16th Jul 20258412 PMAQI
16th Jul 2025791 PMAQI
16th Jul 2025642 PMAQI
16th Jul 2025723 PMAQI
16th Jul 2025684 PMAQI
16th Jul 2025665 PMAQI
16th Jul 2025646 PMAQI
16th Jul 2025647 PMAQI
16th Jul 2025648 PMAQI
16th Jul 2025639 PMAQI
16th Jul 20256310 PMAQI
16th Jul 20256411 PMAQI
17th Jul 20256812 AMAQI
17th Jul 2025631 AMAQI
17th Jul 2025632 AMAQI
17th Jul 2025643 AMAQI
17th Jul 2025684 AMAQI
17th Jul 2025685 AMAQI

30°C26/34°C

17th Jul 2025686 AMAQI
17th Jul 2025687 AMAQI
17th Jul 2025798 AMAQI
17th Jul 2025849 AMAQI
17th Jul 20259010 AMAQI
17th Jul 20259211 AMAQI
17th Jul 20258612 PMAQI
17th Jul 2025831 PMAQI
17th Jul 2025642 PMAQI
17th Jul 2025663 PMAQI
17th Jul 2025584 PMAQI
17th Jul 2025545 PMAQI
17th Jul 2025586 PMAQI
17th Jul 2025587 PMAQI
17th Jul 2025668 PMAQI
17th Jul 2025669 PMAQI
17th Jul 20256710 PMAQI
17th Jul 20256911 PMAQI
18th Jul 20257312 AMAQI
18th Jul 2025661 AMAQI
18th Jul 2025662 AMAQI
18th Jul 2025683 AMAQI
18th Jul 2025694 AMAQI
18th Jul 2025705 AMAQI

30°C27/35°C

18th Jul 2025696 AMAQI
18th Jul 2025707 AMAQI
18th Jul 2025948 AMAQI
18th Jul 2025979 AMAQI
18th Jul 20259210 AMAQI
18th Jul 20259311 AMAQI
18th Jul 20258812 PMAQI
18th Jul 2025911 PMAQI
18th Jul 2025942 PMAQI
18th Jul 2025633 PMAQI
18th Jul 2025434 PMAQI
18th Jul 2025515 PMAQI
18th Jul 2025496 PMAQI
18th Jul 2025507 PMAQI
18th Jul 2025608 PMAQI
18th Jul 2025629 PMAQI
18th Jul 20256410 PMAQI
18th Jul 20256211 PMAQI
19th Jul 20256312 AMAQI
19th Jul 2025681 AMAQI
19th Jul 2025682 AMAQI
19th Jul 2025693 AMAQI
19th Jul 2025724 AMAQI
19th Jul 2025725 AMAQI

29°C26/33°C

19th Jul 2025726 AMAQI
19th Jul 2025727 AMAQI
19th Jul 2025368 AMAQI
19th Jul 2025259 AMAQI
19th Jul 20252210 AMAQI
19th Jul 20252611 AMAQI
19th Jul 20253012 PMAQI
19th Jul 2025381 PMAQI
19th Jul 2025462 PMAQI
19th Jul 2025473 PMAQI
19th Jul 2025494 PMAQI
19th Jul 2025415 PMAQI
19th Jul 2025446 PMAQI
19th Jul 2025567 PMAQI
19th Jul 2025618 PMAQI
19th Jul 2025629 PMAQI
19th Jul 20256210 PMAQI
19th Jul 20256411 PMAQI
20th Jul 20256612 AMAQI
20th Jul 2025681 AMAQI
20th Jul 2025682 AMAQI
20th Jul 2025663 AMAQI
20th Jul 2025634 AMAQI
20th Jul 2025635 AMAQI

27°C24/31°C

20th Jul 2025636 AMAQI
20th Jul 2025637 AMAQI
20th Jul 2025638 AMAQI
20th Jul 2025689 AMAQI
20th Jul 20256010 AMAQI
20th Jul 20255711 AMAQI
20th Jul 20254612 PMAQI
20th Jul 2025371 PMAQI
20th Jul 2025482 PMAQI
20th Jul 2025483 PMAQI
20th Jul 2025444 PMAQI
20th Jul 2025295 PMAQI
20th Jul 2025246 PMAQI
20th Jul 2025367 PMAQI
20th Jul 2025548 PMAQI
20th Jul 2025549 PMAQI
20th Jul 20255410 PMAQI
20th Jul 20255511 PMAQI
21st Jul 20255612 AMAQI
21st Jul 2025651 AMAQI
21st Jul 2025652 AMAQI
21st Jul 2025643 AMAQI
21st Jul 2025634 AMAQI
21st Jul 2025635 AMAQI

26°C24/30°C

21st Jul 2025636 AMAQI
21st Jul 2025627 AMAQI
21st Jul 2025518 AMAQI
21st Jul 2025339 AMAQI
21st Jul 20254210 AMAQI
21st Jul 20254111 AMAQI
21st Jul 20254912 PMAQI
21st Jul 2025401 PMAQI
21st Jul 2025422 PMAQI
21st Jul 2025263 PMAQI
21st Jul 2025264 PMAQI
21st Jul 2025275 PMAQI
21st Jul 2025226 PMAQI
21st Jul 2025407 PMAQI
21st Jul 2025548 PMAQI
21st Jul 2025569 PMAQI
21st Jul 20255710 PMAQI
21st Jul 20255811 PMAQI
22nd Jul 20255812 AMAQI
22nd Jul 2025621 AMAQI
22nd Jul 2025632 AMAQI
22nd Jul 2025613 AMAQI
22nd Jul 2025594 AMAQI
22nd Jul 2025585 AMAQI

27°C23/32°C

22nd Jul 2025596 AMAQI
22nd Jul 2025587 AMAQI
22nd Jul 2025568 AMAQI
22nd Jul 2025539 AMAQI
22nd Jul 20255410 AMAQI
22nd Jul 20255211 AMAQI
22nd Jul 20254312 PMAQI
22nd Jul 2025301 PMAQI
22nd Jul 2025352 PMAQI
22nd Jul 2025423 PMAQI
22nd Jul 2025534 PMAQI
22nd Jul 2025535 PMAQI
22nd Jul 2025376 PMAQI
22nd Jul 2025477 PMAQI
22nd Jul 2025558 PMAQI
22nd Jul 2025549 PMAQI
22nd Jul 20255610 PMAQI
22nd Jul 20256111 PMAQI
23rd Jul 20256112 AMAQI
23rd Jul 2025611 AMAQI
23rd Jul 2025612 AMAQI
23rd Jul 2025603 AMAQI
23rd Jul 2025584 AMAQI
23rd Jul 2025585 AMAQI

27°C23/32°C

23rd Jul 2025586 AMAQI
23rd Jul 2025597 AMAQI
23rd Jul 2025448 AMAQI
23rd Jul 2025249 AMAQI
23rd Jul 20251910 AMAQI
23rd Jul 20252011 AMAQI
23rd Jul 20252012 PMAQI
23rd Jul 2025201 PMAQI
23rd Jul 2025202 PMAQI
23rd Jul 2025193 PMAQI
23rd Jul 2025184 PMAQI
23rd Jul 2025205 PMAQI
23rd Jul 2025226 PMAQI
23rd Jul 2025347 PMAQI
23rd Jul 2025528 PMAQI
23rd Jul 2025489 PMAQI
23rd Jul 20255210 PMAQI
23rd Jul 20255211 PMAQI
24th Jul 20254812 AMAQI
24th Jul 2025471 AMAQI
24th Jul 2025572 AMAQI
24th Jul 2025583 AMAQI
24th Jul 2025554 AMAQI
24th Jul 2025555 AMAQI

27°C24/31°C

24th Jul 2025556 AMAQI
24th Jul 2025557 AMAQI
24th Jul 2025318 AMAQI
24th Jul 2025219 AMAQI
24th Jul 20252110 AMAQI
24th Jul 20252211 AMAQI
24th Jul 20253212 PMAQI
24th Jul 2025311 PMAQI
24th Jul 2025242 PMAQI
24th Jul 2025203 PMAQI
24th Jul 2025204 PMAQI
24th Jul 2025225 PMAQI
24th Jul 2025226 PMAQI
24th Jul 2025277 PMAQI
24th Jul 2025408 PMAQI
24th Jul 2025429 PMAQI
24th Jul 20254210 PMAQI
24th Jul 20254811 PMAQI
25th Jul 20254912 AMAQI
25th Jul 2025551 AMAQI
25th Jul 2025552 AMAQI
25th Jul 2025533 AMAQI
25th Jul 2025514 AMAQI
25th Jul 2025505 AMAQI

26°C23/30°C

25th Jul 2025506 AMAQI
25th Jul 2025507 AMAQI
25th Jul 2025278 AMAQI
25th Jul 2025229 AMAQI
25th Jul 20253210 AMAQI
25th Jul 20253311 AMAQI
25th Jul 20252812 PMAQI
25th Jul 2025281 PMAQI
25th Jul 2025332 PMAQI
25th Jul 2025273 PMAQI
25th Jul 2025284 PMAQI
25th Jul 2025225 PMAQI
25th Jul 2025266 PMAQI
25th Jul 2025327 PMAQI
25th Jul 2025428 PMAQI
25th Jul 2025389 PMAQI
25th Jul 20253910 PMAQI
25th Jul 20253811 PMAQI
26th Jul 20254412 AMAQI
26th Jul 2025521 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025513 AMAQI
26th Jul 2025494 AMAQI
26th Jul 2025505 AMAQI

26°C23/30°C

26th Jul 2025496 AMAQI
26th Jul 2025497 AMAQI
26th Jul 2025278 AMAQI
26th Jul 2025209 AMAQI
26th Jul 20252310 AMAQI
26th Jul 20252411 AMAQI
26th Jul 20252312 PMAQI
26th Jul 2025221 PMAQI
26th Jul 2025242 PMAQI
26th Jul 2025203 PMAQI
26th Jul 2025184 PMAQI
26th Jul 2025185 PMAQI
26th Jul 2025206 PMAQI
26th Jul 2025277 PMAQI
26th Jul 2025378 PMAQI
26th Jul 2025379 PMAQI
26th Jul 20253610 PMAQI
26th Jul 20253811 PMAQI
27th Jul 20254012 AMAQI
27th Jul 2025521 AMAQI
27th Jul 2025522 AMAQI
27th Jul 2025493 AMAQI
27th Jul 2025454 AMAQI
27th Jul 2025445 AMAQI

26°C23/31°C

27th Jul 2025456 AMAQI
27th Jul 2025447 AMAQI
27th Jul 2025508 AMAQI
27th Jul 2025519 AMAQI
27th Jul 20255610 AMAQI
27th Jul 20255611 AMAQI
27th Jul 20255112 PMAQI
27th Jul 2025341 PMAQI
27th Jul 2025312 PMAQI
27th Jul 2025243 PMAQI
27th Jul 2025264 PMAQI
27th Jul 2025255 PMAQI
27th Jul 2025256 PMAQI
27th Jul 2025307 PMAQI
27th Jul 2025398 PMAQI
27th Jul 2025429 PMAQI
27th Jul 20255210 PMAQI
27th Jul 20255111 PMAQI
28th Jul 20255412 AMAQI
28th Jul 2025491 AMAQI
28th Jul 2025482 AMAQI
28th Jul 2025483 AMAQI
28th Jul 2025484 AMAQI
28th Jul 2025485 AMAQI

28°C23/32°C

28th Jul 2025486 AMAQI
28th Jul 2025487 AMAQI
28th Jul 2025588 AMAQI
28th Jul 2025629 AMAQI
28th Jul 20256810 AMAQI
28th Jul 20257111 AMAQI
28th Jul 20255712 PMAQI
28th Jul 2025521 PMAQI
28th Jul 2025542 PMAQI
28th Jul 2025503 PMAQI
28th Jul 2025394 PMAQI
28th Jul 2025295 PMAQI
28th Jul 2025266 PMAQI
28th Jul 2025417 PMAQI
28th Jul 2025478 PMAQI
28th Jul 2025539 PMAQI
28th Jul 20255410 PMAQI
28th Jul 20255611 PMAQI
29th Jul 20255812 AMAQI
29th Jul 2025511 AMAQI
29th Jul 2025512 AMAQI
29th Jul 2025523 AMAQI
29th Jul 2025534 AMAQI
29th Jul 2025535 AMAQI

29°C24/33°C

29th Jul 2025536 AMAQI
29th Jul 2025537 AMAQI
29th Jul 2025648 AMAQI
29th Jul 2025699 AMAQI
29th Jul 20257610 AMAQI
29th Jul 20257211 AMAQI
29th Jul 20256512 PMAQI
29th Jul 2025621 PMAQI
29th Jul 2025582 PMAQI
29th Jul 2025543 PMAQI
29th Jul 2025564 PMAQI
29th Jul 2025605 PMAQI
29th Jul 2025586 PMAQI
29th Jul 2025597 PMAQI
29th Jul 2025578 PMAQI
29th Jul 2025549 PMAQI
29th Jul 20255310 PMAQI
29th Jul 20255211 PMAQI
30th Jul 20255412 AMAQI
30th Jul 2025541 AMAQI
30th Jul 2025542 AMAQI
30th Jul 2025553 AMAQI
30th Jul 2025564 AMAQI
30th Jul 2025575 AMAQI

30°C25/34°C

30th Jul 2025576 AMAQI
30th Jul 2025567 AMAQI
30th Jul 2025628 AMAQI
30th Jul 2025689 AMAQI
30th Jul 20257110 AMAQI
30th Jul 20256811 AMAQI
30th Jul 20256612 PMAQI
30th Jul 2025621 PMAQI
30th Jul 2025602 PMAQI
30th Jul 2025613 PMAQI
30th Jul 2025684 PMAQI
30th Jul 2025605 PMAQI
30th Jul 2025606 PMAQI
30th Jul 2025627 PMAQI
30th Jul 2025608 PMAQI
30th Jul 2025619 PMAQI
30th Jul 20255810 PMAQI
30th Jul 20255711 PMAQI
31st Jul 20255612 AMAQI
31st Jul 2025561 AMAQI
31st Jul 2025562 AMAQI
31st Jul 2025573 AMAQI
31st Jul 2025574 AMAQI
31st Jul 2025575 AMAQI

29°C26/34°C

31st Jul 2025576 AMAQI
31st Jul 2025577 AMAQI
31st Jul 2025578 AMAQI
31st Jul 2025579 AMAQI
31st Jul 20256810 AMAQI
31st Jul 20257811 AMAQI
31st Jul 20257812 PMAQI
31st Jul 2025711 PMAQI
31st Jul 2025622 PMAQI
31st Jul 2025563 PMAQI
31st Jul 2025554 PMAQI
31st Jul 2025545 PMAQI
31st Jul 2025526 PMAQI
31st Jul 2025537 PMAQI
31st Jul 2025588 PMAQI
31st Jul 2025599 PMAQI
31st Jul 20256010 PMAQI
31st Jul 20256411 PMAQI
1st Aug 20256212 AMAQI
1st Aug 2025581 AMAQI
1st Aug 2025582 AMAQI
1st Aug 2025583 AMAQI
1st Aug 2025584 AMAQI
1st Aug 2025585 AMAQI

29°C25/33°C

1st Aug 2025586 AMAQI
1st Aug 2025577 AMAQI
1st Aug 2025768 AMAQI
1st Aug 2025649 AMAQI
1st Aug 20256910 AMAQI
1st Aug 20257011 AMAQI
1st Aug 20256412 PMAQI
1st Aug 2025641 PMAQI
1st Aug 2025662 PMAQI
1st Aug 2025623 PMAQI
1st Aug 2025584 PMAQI
1st Aug 2025545 PMAQI
1st Aug 2025566 PMAQI
1st Aug 2025597 PMAQI
1st Aug 2025608 PMAQI
1st Aug 2025619 PMAQI
1st Aug 20256610 PMAQI
1st Aug 20256711 PMAQI
2nd Aug 20256512 AMAQI
2nd Aug 2025581 AMAQI
2nd Aug 2025582 AMAQI
2nd Aug 2025593 AMAQI
2nd Aug 2025604 AMAQI
2nd Aug 2025605 AMAQI

29°C25/35°C

2nd Aug 2025606 AMAQI
2nd Aug 2025597 AMAQI
2nd Aug 2025688 AMAQI
2nd Aug 2025689 AMAQI
2nd Aug 20256810 AMAQI
2nd Aug 20256911 AMAQI
2nd Aug 20256212 PMAQI
2nd Aug 2025701 PMAQI
2nd Aug 2025652 PMAQI
2nd Aug 2025623 PMAQI
2nd Aug 2025574 PMAQI
2nd Aug 2025575 PMAQI
2nd Aug 2025556 PMAQI
2nd Aug 2025567 PMAQI
2nd Aug 2025608 PMAQI
2nd Aug 2025619 PMAQI
2nd Aug 20256410 PMAQI
2nd Aug 20256711 PMAQI
3rd Aug 20256212 AMAQI
3rd Aug 2025581 AMAQI
3rd Aug 2025602 AMAQI
3rd Aug 2025603 AMAQI
3rd Aug 2025614 AMAQI
3rd Aug 2025615 AMAQI

30°C26/35°C

3rd Aug 2025606 AMAQI
3rd Aug 2025607 AMAQI
3rd Aug 2025698 AMAQI
3rd Aug 2025709 AMAQI
3rd Aug 20257410 AMAQI
3rd Aug 20257011 AMAQI
3rd Aug 20256912 PMAQI
3rd Aug 2025661 PMAQI
3rd Aug 2025582 PMAQI
3rd Aug 2025633 PMAQI
3rd Aug 2025594 PMAQI
3rd Aug 2025605 PMAQI
3rd Aug 2025626 PMAQI
3rd Aug 2025627 PMAQI
3rd Aug 2025638 PMAQI
3rd Aug 2025659 PMAQI
3rd Aug 20256810 PMAQI
3rd Aug 20256811 PMAQI
4th Aug 20256412 AMAQI
4th Aug 2025601 AMAQI
4th Aug 2025602 AMAQI
4th Aug 2025623 AMAQI
4th Aug 2025624 AMAQI
4th Aug 2025635 AMAQI

30°C26/35°C

4th Aug 2025616 AMAQI
4th Aug 2025627 AMAQI
4th Aug 2025748 AMAQI
4th Aug 2025789 AMAQI
4th Aug 20257810 AMAQI
4th Aug 20257611 AMAQI
4th Aug 20258012 PMAQI
4th Aug 2025791 PMAQI
4th Aug 2025722 PMAQI
4th Aug 2025713 PMAQI
4th Aug 2025734 PMAQI
4th Aug 2025715 PMAQI
4th Aug 2025686 PMAQI
4th Aug 2025697 PMAQI
4th Aug 2025678 PMAQI
4th Aug 2025689 PMAQI
4th Aug 20257210 PMAQI
4th Aug 20257311 PMAQI
5th Aug 20257112 AMAQI
5th Aug 2025611 AMAQI
5th Aug 2025612 AMAQI
5th Aug 2025633 AMAQI
5th Aug 2025644 AMAQI
5th Aug 2025645 AMAQI

29°C26/33°C

5th Aug 2025636 AMAQI
6 AM
5th Aug 2025647 AMAQI
5th Aug 2025878 AMAQI
5th Aug 2025849 AMAQI
5th Aug 20257610 AMAQI
5th Aug 20257211 AMAQI
5th Aug 20257712 PMAQI
5th Aug 2025821 PMAQI
1 PM
5th Aug 2025762 PMAQI
5th Aug 2025743 PMAQI
5th Aug 2025684 PMAQI
8 PM
1 AM
5 AM

--°C/°C

Heure du jour
Heure moyenne la plus haute
6 AM - 11 AM

58AQI

6 heures / Jour
180 heures / Mois
Heure moyenne la plus basse
5 PM - 6 PM

43AQI

2 heures / Jour
60 heures / Mois
Au cours des 30 derniers jours, pendant la journée, l'AQI le plus élevé était entre 6 AM à 11 AM (Moyenne 58), tandis que l'AQI le plus bas était entre 5 PM à 6 PM (Moyenne 43).
Heure de la nuit
Heure moyenne la plus haute
12 AM - 11 PM

57AQI

9 heures / Jour
270 heures / Mois
Heure moyenne la plus basse
12 AM - 11 PM

57AQI

9 heures / Jour
270 heures / Mois
Au cours des 30 derniers jours, pendant la journée, l'AQI le plus élevé était entre 12 AM à 11 PM (Moyenne 57), tandis que l'AQI le plus bas était entre 12 AM à 11 PM (Moyenne 57).

Jours de 2025 Vs Qualité de l'Air

Heilongtan, Meishan, Sichuan, China

2025

11%

23

54%

116

30%

64

6%

13

Nombre total de jours avec différentes catégories AQI au cours des 217 derniers jours de 2025 (148 jours restants)

Bon
23 Jours
Modéré
116 Jours
Pauvre
64 Jours
Non sain
13 Jours
Sévère
0 Jours
Dangereux
0 Jours

Sous les limites sécuritaires de l'OMS pour la qualité de l'air : 11%

Niveau de risque sanitaire:

Extrême

En 2025, 11% des 217 jours étaient dans les limites sécuritaires de l'OMS pour la qualité de l'air. Le risque de problèmes de santé est Extrême, pouvant causer des problèmes respiratoires, des maladies cardiaques, des problèmes de peau et du stress, en particulier pour les enfants, les personnes âgées et ceux ayant des conditions préexistantes.

Aperçus Annuels sur la Qualité de l'Air

Heilongtan, Meishan, Sichuan, China

Niveaux AQI en 2025

AQI
PM2.5
PM10
CO
SO2
NO2
O3
Dim.Lun.Mar.Mer.Jeu.Ven.Sam.

Jan.

Fév.

Mar.

Avr.

Mai

Juin

Juil.

Août

Sep.

Oct.

Nov.

Déc.

1st Janvier 2025
157AQI
2nd Janvier 2025
165AQI
3rd Janvier 2025
169AQI
4th Janvier 2025
183AQI
5th Janvier 2025
166AQI
6th Janvier 2025
170AQI
7th Janvier 2025
141AQI
8th Janvier 2025
125AQI
9th Janvier 2025
126AQI
10th Janvier 2025
126AQI
11th Janvier 2025
103AQI
12th Janvier 2025
143AQI
13th Janvier 2025
139AQI
14th Janvier 2025
135AQI
15th Janvier 2025
145AQI
16th Janvier 2025
143AQI
17th Janvier 2025
158AQI
18th Janvier 2025
119AQI
19th Janvier 2025
147AQI
20th Janvier 2025
145AQI
21st Janvier 2025
171AQI
22nd Janvier 2025
192AQI
23rd Janvier 2025
193AQI
24th Janvier 2025
149AQI
25th Janvier 2025
116AQI
26th Janvier 2025
105AQI
27th Janvier 2025
129AQI
28th Janvier 2025
127AQI
29th Janvier 2025
180AQI
30th Janvier 2025
161AQI
31st Janvier 2025
136AQI
1st Février 2025
108AQI
2nd Février 2025
108AQI
3rd Février 2025
90AQI
4th Février 2025
104AQI
5th Février 2025
82AQI
6th Février 2025
84AQI
7th Février 2025
74AQI
8th Février 2025
65AQI
9th Février 2025
86AQI
10th Février 2025
101AQI
11th Février 2025
128AQI
12th Février 2025
83AQI
13th Février 2025
99AQI
14th Février 2025
95AQI
15th Février 2025
99AQI
16th Février 2025
118AQI
17th Février 2025
114AQI
18th Février 2025
135AQI
19th Février 2025
106AQI
20th Février 2025
114AQI
21st Février 2025
108AQI
22nd Février 2025
72AQI
23rd Février 2025
94AQI
24th Février 2025
74AQI
25th Février 2025
72AQI
26th Février 2025
87AQI
27th Février 2025
125AQI
28th Février 2025
126AQI
1st Mars 2025
150AQI
2nd Mars 2025
142AQI
3rd Mars 2025
102AQI
4th Mars 2025
95AQI
5th Mars 2025
79AQI
6th Mars 2025
63AQI
7th Mars 2025
79AQI
8th Mars 2025
82AQI
9th Mars 2025
101AQI
10th Mars 2025
122AQI
11th Mars 2025
124AQI
12th Mars 2025
125AQI
13th Mars 2025
118AQI
14th Mars 2025
113AQI
15th Mars 2025
75AQI
16th Mars 2025
76AQI
17th Mars 2025
73AQI
18th Mars 2025
82AQI
19th Mars 2025
91AQI
20th Mars 2025
90AQI
21st Mars 2025
100AQI
22nd Mars 2025
133AQI
23rd Mars 2025
104AQI
24th Mars 2025
103AQI
25th Mars 2025
100AQI
26th Mars 2025
113AQI
27th Mars 2025
141AQI
28th Mars 2025
93AQI
29th Mars 2025
92AQI
30th Mars 2025
75AQI
31st Mars 2025
89AQI
1st Avril 2025
102AQI
2nd Avril 2025
86AQI
3rd Avril 2025
96AQI
4th Avril 2025
106AQI
5th Avril 2025
75AQI
6th Avril 2025
88AQI
7th Avril 2025
88AQI
8th Avril 2025
95AQI
9th Avril 2025
96AQI
10th Avril 2025
103AQI
11th Avril 2025
98AQI
12th Avril 2025
157AQI
13th Avril 2025
117AQI
14th Avril 2025
133AQI
15th Avril 2025
130AQI
16th Avril 2025
124AQI
17th Avril 2025
101AQI
18th Avril 2025
111AQI
19th Avril 2025
86AQI
20th Avril 2025
97AQI
21st Avril 2025
95AQI
22nd Avril 2025
88AQI
23rd Avril 2025
100AQI
24th Avril 2025
71AQI
25th Avril 2025
82AQI
26th Avril 2025
74AQI
27th Avril 2025
75AQI
28th Avril 2025
84AQI
29th Avril 2025
60AQI
30th Avril 2025
63AQI
1st Mai 2025
69AQI
2nd Mai 2025
84AQI
3rd Mai 2025
85AQI
4th Mai 2025
92AQI
5th Mai 2025
62AQI
6th Mai 2025
69AQI
7th Mai 2025
71AQI
8th Mai 2025
67AQI
9th Mai 2025
116AQI
10th Mai 2025
95AQI
11th Mai 2025
106AQI
12th Mai 2025
104AQI
13th Mai 2025
91AQI
14th Mai 2025
104AQI
15th Mai 2025
86AQI
16th Mai 2025
91AQI
17th Mai 2025
117AQI
18th Mai 2025
131AQI
19th Mai 2025
104AQI
20th Mai 2025
112AQI
21st Mai 2025
106AQI
22nd Mai 2025
97AQI
23rd Mai 2025
85AQI
24th Mai 2025
79AQI
25th Mai 2025
78AQI
26th Mai 2025
85AQI
27th Mai 2025
65AQI
28th Mai 2025
61AQI
29th Mai 2025
67AQI
30th Mai 2025
75AQI
31st Mai 2025
59AQI
1st Juin 2025
62AQI
2nd Juin 2025
50AQI
3rd Juin 2025
65AQI
4th Juin 2025
70AQI
5th Juin 2025
80AQI
6th Juin 2025
86AQI
7th Juin 2025
94AQI
8th Juin 2025
77AQI
9th Juin 2025
80AQI
10th Juin 2025
76AQI
11th Juin 2025
75AQI
12th Juin 2025
74AQI
13th Juin 2025
76AQI
14th Juin 2025
81AQI
15th Juin 2025
64AQI
16th Juin 2025
66AQI
17th Juin 2025
72AQI
18th Juin 2025
53AQI
19th Juin 2025
53AQI
20th Juin 2025
62AQI
21st Juin 2025
51AQI
22nd Juin 2025
32AQI
23rd Juin 2025
49AQI
24th Juin 2025
39AQI
25th Juin 2025
45AQI
26th Juin 2025
50AQI
27th Juin 2025
58AQI
28th Juin 2025
60AQI
29th Juin 2025
46AQI
30th Juin 2025
45AQI
1st Juillet 2025
46AQI
2nd Juillet 2025
49AQI
3rd Juillet 2025
47AQI
4th Juillet 2025
53AQI
5th Juillet 2025
40AQI
6th Juillet 2025
48AQI
7th Juillet 2025
44AQI
8th Juillet 2025
52AQI
9th Juillet 2025
53AQI
10th Juillet 2025
49AQI
11th Juillet 2025
45AQI
12th Juillet 2025
54AQI
13th Juillet 2025
56AQI
14th Juillet 2025
58AQI
15th Juillet 2025
64AQI
16th Juillet 2025
68AQI
17th Juillet 2025
69AQI
18th Juillet 2025
69AQI
19th Juillet 2025
55AQI
20th Juillet 2025
54AQI
21st Juillet 2025
50AQI
22nd Juillet 2025
53AQI
23rd Juillet 2025
42AQI
24th Juillet 2025
39AQI
25th Juillet 2025
39AQI
26th Juillet 2025
35AQI
27th Juillet 2025
42AQI
28th Juillet 2025
49AQI
29th Juillet 2025
57AQI
30th Juillet 2025
60AQI
31st Juillet 2025
59AQI
1st Août 2025
61AQI
2nd Août 2025
62AQI
3rd Août 2025
63AQI
4th Août 2025
65AQI

147AQI

98AQI

101AQI

96AQI

88AQI

63AQI

52AQI

63AQI

Nombre de jours

Jan.Fév.Mar.Avr.MaiJuinJuil.AoûtSep.Oct.Nov.Déc.Jours totaux

202592AQI

19
12
15
13
17
14
20
9
1
22
9
8
22
15
16
4
23
116
64
13

Le plus élevé AQI enregistré en

Janvier

147AQI

Le plus bas AQI enregistré en

Juillet

52AQI

202481AQI

7
9
1
1
3
9
30
17
14
2
29
18
11
6
23
2
3
24
3
6
16
9
33
153
39
18

Le plus élevé AQI enregistré en

Janvier

152AQI

Le plus bas AQI enregistré en

Mars

13AQI

2023134AQI

1
2
6
13
11
1
7
15
11
1

Le plus élevé AQI enregistré en

Décembre

135AQI

Le plus bas AQI enregistré en

Novembre

119AQI

2022106AQI

1
14
6
10
11
8
13
2
7
1
3
26
38
6

Le plus élevé AQI enregistré en

Janvier

144AQI

Le plus bas AQI enregistré en

Mai

43AQI

202183AQI

4
18
9
1
10
13
4
16
15
3
26
1
1
15
2
6
22
2
10
17
15
16
16
11
6
11
14
4
10
14
4
58
172
69
17

Le plus élevé AQI enregistré en

Janvier

131AQI

Le plus bas AQI enregistré en

Septembre

53AQI

202078AQI

2
8
3
19
1
1
13
5
1
26
3
8
23
13
16
2
6
24
5
23
3
18
8
4
12
16
3
35
182
41
8

Le plus élevé AQI enregistré en

Décembre

109AQI

Le plus bas AQI enregistré en

Juillet

59AQI

Années les plus & moins polluées des 6 dernières années

Année la plus polluée enregistrée
2023(Moyenne)
134AQI
Année la moins polluée enregistrée
2020(Moyenne)
78AQI

La qualité de l'air annuelle de Heilongtan pour l'année 2025 AQI (92) montre un changement moyen de pourcentage de -1.04% (amélioré AQI) par rapport aux années précédentes : 2020 (78), 2021 (83), 2022 (106), 2023 (134), 2024 (81).