Water Company, Changzhou, Jiangsu, China 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
Water Company, Changzhou, Jiangsu, China
2021
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
9th Aug 2021
121AQILowest AQI recorded on
5th Aug 2021
43AQISame Day Analysis (10th August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 2nd highest AQI at 54 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Water Company, Changzhou, Jiangsu, China
AQI
Day
Night
.
5 AM10th Aug 2025
7 PM
4 AM11th Aug 2025
Day time
Avg. Highest Time
12PM10th Aug
58AQI
Avg. Lowest Time
9AM10th Aug
34AQI
Night time
Avg. Highest Time
8PM10th Aug
56AQI
Avg. Lowest Time
11PM10th Aug
54AQI
In the last 24 hours,
Water Company's AQI reached its highest point of 58 at 12 PM during the Day, while the lowest point, 34, was recorded at 9 AM during the Day between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Water Company, Changzhou, Jiangsu, China
JulAug
12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 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
Day
Night
12th Jul 2025645 AMAQI
12th Jul 2025646 AMAQI
12th Jul 2025647 AMAQI
12th Jul 2025668 AMAQI
12th Jul 2025609 AMAQI
12th Jul 20255710 AMAQI
12th Jul 20255911 AMAQI
12th Jul 20255712 PMAQI
12th Jul 2025521 PMAQI
12th Jul 2025472 PMAQI
12th Jul 2025483 PMAQI
12th Jul 2025464 PMAQI
12th Jul 2025385 PMAQI
12th Jul 2025466 PMAQI
12th Jul 2025557 PMAQI
12th Jul 2025608 PMAQI
12th Jul 2025609 PMAQI
12th Jul 20256410 PMAQI
12th Jul 20256511 PMAQI
13th Jul 20256612 AMAQI
13th Jul 2025621 AMAQI
13th Jul 2025622 AMAQI
13th Jul 2025623 AMAQI
13th Jul 2025624 AMAQI
27°C25/32°C
13th Jul 2025615 AMAQI
13th Jul 2025606 AMAQI
13th Jul 2025617 AMAQI
13th Jul 2025658 AMAQI
13th Jul 2025719 AMAQI
13th Jul 20257510 AMAQI
13th Jul 20257411 AMAQI
13th Jul 20257112 PMAQI
13th Jul 2025761 PMAQI
13th Jul 2025702 PMAQI
13th Jul 2025643 PMAQI
13th Jul 2025684 PMAQI
13th Jul 2025695 PMAQI
13th Jul 2025696 PMAQI
13th Jul 2025667 PMAQI
13th Jul 2025668 PMAQI
13th Jul 2025669 PMAQI
13th Jul 20256710 PMAQI
13th Jul 20256911 PMAQI
14th Jul 20256712 AMAQI
14th Jul 2025621 AMAQI
14th Jul 2025622 AMAQI
14th Jul 2025633 AMAQI
14th Jul 2025644 AMAQI
29°C24/33°C
14th Jul 2025645 AMAQI
14th Jul 2025636 AMAQI
14th Jul 2025637 AMAQI
14th Jul 2025718 AMAQI
14th Jul 2025749 AMAQI
14th Jul 20257810 AMAQI
14th Jul 20258011 AMAQI
14th Jul 20258012 PMAQI
14th Jul 2025781 PMAQI
14th Jul 2025722 PMAQI
14th Jul 2025603 PMAQI
14th Jul 2025604 PMAQI
14th Jul 2025575 PMAQI
14th Jul 2025536 PMAQI
14th Jul 2025527 PMAQI
14th Jul 2025598 PMAQI
14th Jul 2025589 PMAQI
14th Jul 20255810 PMAQI
14th Jul 20256011 PMAQI
15th Jul 20255912 AMAQI
15th Jul 2025621 AMAQI
15th Jul 2025632 AMAQI
15th Jul 2025643 AMAQI
15th Jul 2025664 AMAQI
29°C25/34°C
15th Jul 2025655 AMAQI
15th Jul 2025666 AMAQI
15th Jul 2025667 AMAQI
15th Jul 2025708 AMAQI
15th Jul 2025709 AMAQI
15th Jul 20256710 AMAQI
15th Jul 20256311 AMAQI
15th Jul 20255912 PMAQI
15th Jul 2025631 PMAQI
15th Jul 2025722 PMAQI
15th Jul 2025733 PMAQI
15th Jul 2025754 PMAQI
15th Jul 2025765 PMAQI
15th Jul 2025776 PMAQI
15th Jul 2025727 PMAQI
15th Jul 2025688 PMAQI
15th Jul 2025699 PMAQI
15th Jul 20256810 PMAQI
15th Jul 20256811 PMAQI
16th Jul 20256812 AMAQI
16th Jul 2025631 AMAQI
16th Jul 2025642 AMAQI
16th Jul 2025643 AMAQI
16th Jul 2025644 AMAQI
29°C25/35°C
16th Jul 2025655 AMAQI
16th Jul 2025656 AMAQI
16th Jul 2025657 AMAQI
16th Jul 2025738 AMAQI
16th Jul 2025769 AMAQI
16th Jul 20257410 AMAQI
16th Jul 20257511 AMAQI
16th Jul 20257212 PMAQI
16th Jul 2025711 PMAQI
16th Jul 2025672 PMAQI
16th Jul 2025723 PMAQI
16th Jul 2025704 PMAQI
16th Jul 2025725 PMAQI
16th Jul 2025736 PMAQI
16th Jul 2025697 PMAQI
16th Jul 2025668 PMAQI
16th Jul 2025669 PMAQI
16th Jul 20256610 PMAQI
16th Jul 20256611 PMAQI
17th Jul 20256612 AMAQI
17th Jul 2025651 AMAQI
17th Jul 2025652 AMAQI
17th Jul 2025653 AMAQI
17th Jul 2025664 AMAQI
31°C27/35°C
17th Jul 2025665 AMAQI
17th Jul 2025676 AMAQI
17th Jul 2025667 AMAQI
17th Jul 2025598 AMAQI
17th Jul 2025589 AMAQI
17th Jul 20255610 AMAQI
17th Jul 20255111 AMAQI
17th Jul 20255612 PMAQI
17th Jul 2025571 PMAQI
17th Jul 2025582 PMAQI
17th Jul 2025563 PMAQI
17th Jul 2025584 PMAQI
17th Jul 2025665 PMAQI
17th Jul 2025706 PMAQI
17th Jul 2025697 PMAQI
17th Jul 2025668 PMAQI
17th Jul 2025639 PMAQI
17th Jul 20256210 PMAQI
17th Jul 20256111 PMAQI
18th Jul 20256312 AMAQI
18th Jul 2025661 AMAQI
18th Jul 2025652 AMAQI
18th Jul 2025643 AMAQI
18th Jul 2025644 AMAQI
29°C26/35°C
18th Jul 2025625 AMAQI
18th Jul 2025646 AMAQI
18th Jul 2025647 AMAQI
18th Jul 2025718 AMAQI
18th Jul 2025729 AMAQI
18th Jul 20257110 AMAQI
18th Jul 20257111 AMAQI
18th Jul 20256912 PMAQI
18th Jul 2025671 PMAQI
18th Jul 2025662 PMAQI
18th Jul 2025643 PMAQI
18th Jul 2025614 PMAQI
18th Jul 2025585 PMAQI
18th Jul 2025536 PMAQI
18th Jul 2025577 PMAQI
18th Jul 2025608 PMAQI
18th Jul 2025589 PMAQI
18th Jul 20255810 PMAQI
18th Jul 20255811 PMAQI
19th Jul 20256012 AMAQI
19th Jul 2025641 AMAQI
19th Jul 2025642 AMAQI
19th Jul 2025643 AMAQI
19th Jul 2025644 AMAQI
28°C25/34°C
19th Jul 2025655 AMAQI
19th Jul 2025656 AMAQI
19th Jul 2025647 AMAQI
19th Jul 2025628 AMAQI
19th Jul 2025609 AMAQI
19th Jul 20255810 AMAQI
19th Jul 20256011 AMAQI
19th Jul 20255512 PMAQI
19th Jul 2025461 PMAQI
19th Jul 2025382 PMAQI
19th Jul 2025353 PMAQI
19th Jul 2025374 PMAQI
19th Jul 2025425 PMAQI
19th Jul 2025426 PMAQI
19th Jul 2025477 PMAQI
19th Jul 2025578 PMAQI
19th Jul 2025569 PMAQI
19th Jul 20255610 PMAQI
19th Jul 20255611 PMAQI
20th Jul 20255612 AMAQI
20th Jul 2025611 AMAQI
20th Jul 2025632 AMAQI
20th Jul 2025623 AMAQI
20th Jul 2025604 AMAQI
29°C25/34°C
20th Jul 2025615 AMAQI
20th Jul 2025606 AMAQI
20th Jul 2025607 AMAQI
20th Jul 2025498 AMAQI
20th Jul 2025379 AMAQI
20th Jul 20253810 AMAQI
20th Jul 20254111 AMAQI
20th Jul 20254212 PMAQI
20th Jul 2025401 PMAQI
20th Jul 2025372 PMAQI
20th Jul 2025393 PMAQI
20th Jul 2025324 PMAQI
20th Jul 2025265 PMAQI
20th Jul 2025316 PMAQI
20th Jul 2025397 PMAQI
20th Jul 2025538 PMAQI
20th Jul 2025539 PMAQI
20th Jul 20255310 PMAQI
20th Jul 20255411 PMAQI
21st Jul 20255412 AMAQI
21st Jul 2025591 AMAQI
21st Jul 2025602 AMAQI
21st Jul 2025583 AMAQI
21st Jul 2025574 AMAQI
30°C27/35°C
21st Jul 2025585 AMAQI
21st Jul 2025586 AMAQI
21st Jul 2025587 AMAQI
21st Jul 2025438 AMAQI
21st Jul 2025289 AMAQI
21st Jul 20253110 AMAQI
21st Jul 20252611 AMAQI
21st Jul 20252812 PMAQI
21st Jul 2025291 PMAQI
21st Jul 2025302 PMAQI
21st Jul 2025323 PMAQI
21st Jul 2025364 PMAQI
21st Jul 2025285 PMAQI
21st Jul 2025326 PMAQI
21st Jul 2025417 PMAQI
21st Jul 2025528 PMAQI
21st Jul 2025539 PMAQI
21st Jul 20255210 PMAQI
21st Jul 20255211 PMAQI
22nd Jul 20255212 AMAQI
22nd Jul 2025571 AMAQI
22nd Jul 2025572 AMAQI
22nd Jul 2025563 AMAQI
22nd Jul 2025544 AMAQI
30°C27/34°C
22nd Jul 2025545 AMAQI
22nd Jul 2025546 AMAQI
22nd Jul 2025547 AMAQI
22nd Jul 2025368 AMAQI
22nd Jul 2025289 AMAQI
22nd Jul 20252710 AMAQI
22nd Jul 20253111 AMAQI
22nd Jul 20253012 PMAQI
22nd Jul 2025341 PMAQI
22nd Jul 2025362 PMAQI
22nd Jul 2025403 PMAQI
22nd Jul 2025454 PMAQI
22nd Jul 2025435 PMAQI
22nd Jul 2025396 PMAQI
22nd Jul 2025497 PMAQI
22nd Jul 2025528 PMAQI
22nd Jul 2025529 PMAQI
22nd Jul 20255310 PMAQI
22nd Jul 20255211 PMAQI
23rd Jul 20255012 AMAQI
23rd Jul 2025541 AMAQI
23rd Jul 2025542 AMAQI
23rd Jul 2025543 AMAQI
23rd Jul 2025524 AMAQI
30°C27/34°C
23rd Jul 2025535 AMAQI
23rd Jul 2025536 AMAQI
23rd Jul 2025537 AMAQI
23rd Jul 2025438 AMAQI
23rd Jul 2025389 AMAQI
23rd Jul 20253710 AMAQI
23rd Jul 20253511 AMAQI
23rd Jul 20253612 PMAQI
23rd Jul 2025351 PMAQI
23rd Jul 2025382 PMAQI
23rd Jul 2025343 PMAQI
23rd Jul 2025344 PMAQI
23rd Jul 2025395 PMAQI
23rd Jul 2025416 PMAQI
23rd Jul 2025517 PMAQI
23rd Jul 2025528 PMAQI
23rd Jul 2025519 PMAQI
23rd Jul 20255010 PMAQI
23rd Jul 20255211 PMAQI
24th Jul 20254712 AMAQI
24th Jul 2025501 AMAQI
24th Jul 2025522 AMAQI
24th Jul 2025533 AMAQI
24th Jul 2025524 AMAQI
30°C26/35°C
24th Jul 2025525 AMAQI
24th Jul 2025526 AMAQI
24th Jul 2025527 AMAQI
24th Jul 2025548 AMAQI
24th Jul 2025529 AMAQI
24th Jul 20255410 AMAQI
24th Jul 20255311 AMAQI
24th Jul 20255312 PMAQI
24th Jul 2025551 PMAQI
24th Jul 2025542 PMAQI
24th Jul 2025503 PMAQI
24th Jul 2025544 PMAQI
24th Jul 2025525 PMAQI
24th Jul 2025496 PMAQI
24th Jul 2025527 PMAQI
24th Jul 2025518 PMAQI
24th Jul 2025539 PMAQI
24th Jul 20255610 PMAQI
24th Jul 20255411 PMAQI
25th Jul 20255312 AMAQI
25th Jul 2025521 AMAQI
25th Jul 2025522 AMAQI
25th Jul 2025513 AMAQI
25th Jul 2025524 AMAQI
29°C25/34°C
25th Jul 2025525 AMAQI
25th Jul 2025526 AMAQI
25th Jul 2025527 AMAQI
25th Jul 2025548 AMAQI
25th Jul 2025539 AMAQI
25th Jul 20255110 AMAQI
25th Jul 20255011 AMAQI
25th Jul 20255712 PMAQI
25th Jul 2025581 PMAQI
25th Jul 2025552 PMAQI
25th Jul 2025543 PMAQI
25th Jul 2025554 PMAQI
25th Jul 2025525 PMAQI
25th Jul 2025526 PMAQI
25th Jul 2025547 PMAQI
25th Jul 2025528 PMAQI
25th Jul 2025529 PMAQI
25th Jul 20255410 PMAQI
25th Jul 20255211 PMAQI
26th Jul 20254912 AMAQI
26th Jul 2025521 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025533 AMAQI
26th Jul 2025524 AMAQI
29°C25/33°C
26th Jul 2025525 AMAQI
26th Jul 2025536 AMAQI
26th Jul 2025537 AMAQI
26th Jul 2025368 AMAQI
26th Jul 2025269 AMAQI
26th Jul 20252610 AMAQI
26th Jul 20252811 AMAQI
26th Jul 20253512 PMAQI
26th Jul 2025381 PMAQI
26th Jul 2025402 PMAQI
26th Jul 2025363 PMAQI
26th Jul 2025334 PMAQI
26th Jul 2025325 PMAQI
26th Jul 2025336 PMAQI
26th Jul 2025427 PMAQI
26th Jul 2025468 PMAQI
26th Jul 2025479 PMAQI
26th Jul 20254910 PMAQI
26th Jul 20254711 PMAQI
27th Jul 20254612 AMAQI
27th Jul 2025521 AMAQI
27th Jul 2025522 AMAQI
27th Jul 2025523 AMAQI
27th Jul 2025494 AMAQI
29°C26/34°C
27th Jul 2025495 AMAQI
27th Jul 2025506 AMAQI
27th Jul 2025507 AMAQI
27th Jul 2025488 AMAQI
27th Jul 2025419 AMAQI
27th Jul 20254410 AMAQI
27th Jul 20254611 AMAQI
27th Jul 20254112 PMAQI
27th Jul 2025431 PMAQI
27th Jul 2025402 PMAQI
27th Jul 2025383 PMAQI
27th Jul 2025384 PMAQI
27th Jul 2025385 PMAQI
27th Jul 2025336 PMAQI
27th Jul 2025337 PMAQI
27th Jul 2025398 PMAQI
27th Jul 2025389 PMAQI
27th Jul 20254010 PMAQI
27th Jul 20254411 PMAQI
28th Jul 20254612 AMAQI
28th Jul 2025491 AMAQI
28th Jul 2025492 AMAQI
28th Jul 2025483 AMAQI
28th Jul 2025464 AMAQI
29°C26/34°C
28th Jul 2025475 AMAQI
28th Jul 2025476 AMAQI
28th Jul 2025487 AMAQI
28th Jul 2025368 AMAQI
28th Jul 2025389 AMAQI
28th Jul 20254010 AMAQI
28th Jul 20253811 AMAQI
28th Jul 20253912 PMAQI
28th Jul 2025321 PMAQI
28th Jul 2025282 PMAQI
28th Jul 2025263 PMAQI
28th Jul 2025324 PMAQI
28th Jul 2025425 PMAQI
28th Jul 2025356 PMAQI
28th Jul 2025427 PMAQI
28th Jul 2025478 PMAQI
28th Jul 2025489 PMAQI
28th Jul 20255410 PMAQI
28th Jul 20254411 PMAQI
29th Jul 20254412 AMAQI
29th Jul 2025471 AMAQI
29th Jul 2025472 AMAQI
29th Jul 2025463 AMAQI
29th Jul 2025474 AMAQI
28°C25/31°C
29th Jul 2025465 AMAQI
29th Jul 2025456 AMAQI
29th Jul 2025467 AMAQI
29th Jul 2025448 AMAQI
29th Jul 2025439 AMAQI
29th Jul 20254410 AMAQI
29th Jul 20254511 AMAQI
29th Jul 20255012 PMAQI
29th Jul 2025481 PMAQI
29th Jul 2025512 PMAQI
29th Jul 2025553 PMAQI
29th Jul 2025554 PMAQI
29th Jul 2025525 PMAQI
29th Jul 2025436 PMAQI
29th Jul 2025417 PMAQI
29th Jul 2025488 PMAQI
29th Jul 2025479 PMAQI
29th Jul 20254810 PMAQI
29th Jul 20254511 PMAQI
30th Jul 20254612 AMAQI
30th Jul 2025461 AMAQI
30th Jul 2025472 AMAQI
30th Jul 2025473 AMAQI
30th Jul 2025464 AMAQI
29°C24/34°C
30th Jul 2025465 AMAQI
30th Jul 2025466 AMAQI
30th Jul 2025467 AMAQI
30th Jul 2025368 AMAQI
30th Jul 2025299 AMAQI
30th Jul 20252610 AMAQI
30th Jul 20252311 AMAQI
30th Jul 20253012 PMAQI
30th Jul 2025261 PMAQI
30th Jul 2025222 PMAQI
30th Jul 2025203 PMAQI
30th Jul 2025204 PMAQI
30th Jul 2025235 PMAQI
30th Jul 2025246 PMAQI
30th Jul 2025307 PMAQI
30th Jul 2025378 PMAQI
30th Jul 2025379 PMAQI
30th Jul 20253710 PMAQI
30th Jul 20253711 PMAQI
31st Jul 20254012 AMAQI
31st Jul 2025461 AMAQI
31st Jul 2025472 AMAQI
31st Jul 2025433 AMAQI
31st Jul 2025434 AMAQI
24°C22/25°C
31st Jul 2025435 AMAQI
31st Jul 2025436 AMAQI
31st Jul 2025437 AMAQI
31st Jul 2025438 AMAQI
31st Jul 2025439 AMAQI
31st Jul 20252710 AMAQI
31st Jul 20252311 AMAQI
31st Jul 20252412 PMAQI
31st Jul 2025321 PMAQI
31st Jul 2025322 PMAQI
31st Jul 2025303 PMAQI
31st Jul 2025384 PMAQI
31st Jul 2025375 PMAQI
31st Jul 2025356 PMAQI
31st Jul 2025457 PMAQI
31st Jul 2025508 PMAQI
31st Jul 2025489 PMAQI
31st Jul 20255210 PMAQI
31st Jul 20255311 PMAQI
1st Aug 20254912 AMAQI
1st Aug 2025501 AMAQI
1st Aug 2025482 AMAQI
1st Aug 2025453 AMAQI
1st Aug 2025454 AMAQI
24°C23/25°C
1st Aug 2025455 AMAQI
1st Aug 2025466 AMAQI
1st Aug 2025497 AMAQI
1st Aug 2025588 AMAQI
1st Aug 2025629 AMAQI
1st Aug 20256010 AMAQI
1st Aug 20256411 AMAQI
1st Aug 20256412 PMAQI
1st Aug 2025601 PMAQI
1st Aug 2025592 PMAQI
1st Aug 2025553 PMAQI
1st Aug 2025554 PMAQI
1st Aug 2025525 PMAQI
1st Aug 2025546 PMAQI
1st Aug 2025547 PMAQI
1st Aug 2025518 PMAQI
1st Aug 2025519 PMAQI
1st Aug 20254810 PMAQI
1st Aug 20255111 PMAQI
2nd Aug 20254912 AMAQI
2nd Aug 2025501 AMAQI
2nd Aug 2025482 AMAQI
2nd Aug 2025513 AMAQI
2nd Aug 2025524 AMAQI
27°C25/31°C
2nd Aug 2025525 AMAQI
2nd Aug 2025536 AMAQI
2nd Aug 2025537 AMAQI
2nd Aug 2025568 AMAQI
2nd Aug 2025549 AMAQI
2nd Aug 20255610 AMAQI
2nd Aug 20255011 AMAQI
2nd Aug 20255212 PMAQI
2nd Aug 2025591 PMAQI
2nd Aug 2025552 PMAQI
2nd Aug 2025523 PMAQI
2nd Aug 2025484 PMAQI
2nd Aug 2025475 PMAQI
2nd Aug 2025536 PMAQI
2nd Aug 2025537 PMAQI
2nd Aug 2025548 PMAQI
2nd Aug 2025549 PMAQI
2nd Aug 20255410 PMAQI
2nd Aug 20255311 PMAQI
3rd Aug 20255212 AMAQI
3rd Aug 2025521 AMAQI
3rd Aug 2025522 AMAQI
3rd Aug 2025523 AMAQI
3rd Aug 2025534 AMAQI
27°C25/31°C
3rd Aug 2025535 AMAQI
3rd Aug 2025536 AMAQI
3rd Aug 2025537 AMAQI
3rd Aug 2025598 AMAQI
3rd Aug 2025599 AMAQI
3rd Aug 20256010 AMAQI
3rd Aug 20256211 AMAQI
3rd Aug 20255812 PMAQI
3rd Aug 2025511 PMAQI
3rd Aug 2025502 PMAQI
3rd Aug 2025493 PMAQI
3rd Aug 2025434 PMAQI
3rd Aug 2025485 PMAQI
3rd Aug 2025446 PMAQI
3rd Aug 2025507 PMAQI
3rd Aug 2025538 PMAQI
3rd Aug 2025549 PMAQI
3rd Aug 20255510 PMAQI
3rd Aug 20255411 PMAQI
4th Aug 20255412 AMAQI
4th Aug 2025541 AMAQI
4th Aug 2025532 AMAQI
4th Aug 2025533 AMAQI
4th Aug 2025544 AMAQI
29°C25/32°C
4th Aug 2025545 AMAQI
4th Aug 2025546 AMAQI
4th Aug 2025547 AMAQI
4th Aug 2025648 AMAQI
4th Aug 2025679 AMAQI
4th Aug 20256010 AMAQI
4th Aug 20255211 AMAQI
4th Aug 20256412 PMAQI
4th Aug 2025571 PMAQI
4th Aug 2025562 PMAQI
4th Aug 2025543 PMAQI
4th Aug 2025564 PMAQI
4th Aug 2025525 PMAQI
4th Aug 2025576 PMAQI
4th Aug 2025557 PMAQI
4th Aug 2025548 PMAQI
4th Aug 2025549 PMAQI
4th Aug 20255310 PMAQI
4th Aug 20255211 PMAQI
5th Aug 20255312 AMAQI
5th Aug 2025541 AMAQI
5th Aug 2025542 AMAQI
5th Aug 2025543 AMAQI
5th Aug 2025564 AMAQI
30°C26/34°C
5th Aug 2025565 AMAQI
5th Aug 2025556 AMAQI
5th Aug 2025557 AMAQI
5th Aug 2025568 AMAQI
5th Aug 2025589 AMAQI
5th Aug 20255810 AMAQI
5th Aug 20257211 AMAQI
5th Aug 20256412 PMAQI
5th Aug 2025621 PMAQI
5th Aug 2025652 PMAQI
5th Aug 2025663 PMAQI
5th Aug 2025604 PMAQI
5th Aug 2025665 PMAQI
5th Aug 2025606 PMAQI
5th Aug 2025577 PMAQI
5th Aug 2025588 PMAQI
5th Aug 2025579 PMAQI
5th Aug 20256110 PMAQI
5th Aug 20256011 PMAQI
6th Aug 20255812 AMAQI
6th Aug 2025551 AMAQI
6th Aug 2025552 AMAQI
6th Aug 2025563 AMAQI
6th Aug 2025564 AMAQI
30°C26/35°C
6th Aug 2025575 AMAQI
6th Aug 2025566 AMAQI
6th Aug 2025577 AMAQI
6th Aug 2025628 AMAQI
6th Aug 2025729 AMAQI
6th Aug 20257010 AMAQI
6th Aug 20255811 AMAQI
6th Aug 20256012 PMAQI
6th Aug 2025631 PMAQI
6th Aug 2025572 PMAQI
6th Aug 2025563 PMAQI
6th Aug 2025544 PMAQI
6th Aug 2025575 PMAQI
6th Aug 2025566 PMAQI
6th Aug 2025547 PMAQI
6th Aug 2025548 PMAQI
6th Aug 2025539 PMAQI
6th Aug 20255410 PMAQI
6th Aug 20255611 PMAQI
7th Aug 20255412 AMAQI
7th Aug 2025561 AMAQI
7th Aug 2025552 AMAQI
7th Aug 2025573 AMAQI
7th Aug 2025594 AMAQI
30°C27/34°C
7th Aug 2025575 AMAQI
7th Aug 2025566 AMAQI
7th Aug 2025577 AMAQI
7th Aug 2025508 AMAQI
7th Aug 2025539 AMAQI
7th Aug 20255510 AMAQI
7th Aug 20255511 AMAQI
7th Aug 20255212 PMAQI
7th Aug 2025481 PMAQI
7th Aug 2025422 PMAQI
7th Aug 2025383 PMAQI
7th Aug 2025364 PMAQI
7th Aug 2025355 PMAQI
7th Aug 2025386 PMAQI
7th Aug 2025477 PMAQI
7th Aug 2025528 PMAQI
7th Aug 2025539 PMAQI
7th Aug 20255310 PMAQI
7th Aug 20255211 PMAQI
8th Aug 20255212 AMAQI
8th Aug 2025551 AMAQI
8th Aug 2025562 AMAQI
8th Aug 2025553 AMAQI
8th Aug 2025564 AMAQI
30°C27/33°C
8th Aug 2025565 AMAQI
8th Aug 2025556 AMAQI
8th Aug 2025557 AMAQI
8th Aug 2025498 AMAQI
8th Aug 2025479 AMAQI
8th Aug 20254010 AMAQI
8th Aug 20254611 AMAQI
8th Aug 20255312 PMAQI
8th Aug 2025421 PMAQI
8th Aug 2025412 PMAQI
8th Aug 2025473 PMAQI
8th Aug 2025474 PMAQI
8th Aug 2025525 PMAQI
8th Aug 2025516 PMAQI
8th Aug 2025517 PMAQI
8th Aug 2025528 PMAQI
8th Aug 2025549 PMAQI
8th Aug 20255410 PMAQI
8th Aug 20255411 PMAQI
9th Aug 20255312 AMAQI
9th Aug 2025541 AMAQI
9th Aug 2025542 AMAQI
9th Aug 2025543 AMAQI
9th Aug 2025534 AMAQI
29°C27/32°C
9th Aug 2025535 AMAQI
9th Aug 2025536 AMAQI
9th Aug 2025537 AMAQI
9th Aug 2025548 AMAQI
9th Aug 2025519 AMAQI
9th Aug 20255210 AMAQI
9th Aug 20255211 AMAQI
9th Aug 20255412 PMAQI
9th Aug 2025531 PMAQI
9th Aug 2025532 PMAQI
9th Aug 2025513 PMAQI
9th Aug 2025534 PMAQI
9th Aug 2025545 PMAQI
9th Aug 2025566 PMAQI
9th Aug 2025567 PMAQI
9th Aug 2025568 PMAQI
9th Aug 2025599 PMAQI
9th Aug 20255810 PMAQI
9th Aug 20256011 PMAQI
10th Aug 20256212 AMAQI
10th Aug 2025541 AMAQI
10th Aug 2025542 AMAQI
10th Aug 2025543 AMAQI
10th Aug 2025534 AMAQI
29°C27/32°C
10th Aug 2025535 AMAQI
10th Aug 2025536 AMAQI
10th Aug 2025537 AMAQI
10th Aug 2025438 AMAQI
10th Aug 2025349 AMAQI
10th Aug 20254610 AMAQI
10th Aug 20255111 AMAQI
10th Aug 20255812 PMAQI
10th Aug 2025541 PMAQI
10th Aug 2025522 PMAQI
10th Aug 2025403 PMAQI
10th Aug 2025404 PMAQI
10th Aug 2025525 PMAQI
10th Aug 2025526 PMAQI
10th Aug 2025547 PMAQI
10th Aug 2025568 PMAQI
10th Aug 2025549 PMAQI
10th Aug 20255410 PMAQI
10th Aug 20255411 PMAQI
11th Aug 20255612 AMAQI
11th Aug 2025561 AMAQI
11th Aug 2025552 AMAQI
11th Aug 2025563 AMAQI
11th Aug 2025554 AMAQI
26°C25/27°C
11th Aug 2025555 AMAQI
5 AM11th Aug 2025566 AMAQI
11th Aug 2025567 AMAQI
11th Aug 2025588 AMAQI
11th Aug 2025589 AMAQI
11th Aug 20255810 AMAQI
11th Aug 20255711 AMAQI
11th Aug 20255412 PMAQI
12 PM11th Aug 2025561 PMAQI
11th Aug 2025472 PMAQI
11th Aug 2025503 PMAQI
11th Aug 2025434 PMAQI
11th Aug 2025365 PMAQI
11th Aug 2025416 PMAQI
11th Aug 2025477 PMAQI
7 PM11th Aug 2025558 PMAQI
12 AM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 7 PM
51AQI
15 hours / Day
450 hours / Month
Avg. Lowest Time
5 AM - 6 PM
51AQI
14 hours / Day
420 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 PM (Avg. 51), while the lowest AQI was between 5 AM to 6 PM (Avg. 51).
Night time
Avg. Highest Time
12 AM - 11 PM
55AQI
9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM
55AQI
9 hours / Day
270 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 55), while the lowest AQI was between 12 AM to 11 PM (Avg. 55).
2025 Days Vs Air Quality
Water Company, Changzhou, Jiangsu, China
2025
7%
16
60%
133
28%
62
5%
11
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Good
16 DaysModerate
133 DaysPoor
62 DaysUnhealthy
11 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 7%
Health Risk Level:
Extreme
In 2025, 7% of 223 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
Water Company, Changzhou, Jiangsu, China
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.
1st January 2025
142AQI
142AQI
2nd January 2025
133AQI
133AQI
3rd January 2025
146AQI
146AQI
4th January 2025
138AQI
138AQI
5th January 2025
151AQI
151AQI
6th January 2025
132AQI
132AQI
7th January 2025
118AQI
118AQI
8th January 2025
132AQI
132AQI
9th January 2025
71AQI
71AQI
10th January 2025
97AQI
97AQI
11th January 2025
115AQI
115AQI
12th January 2025
112AQI
112AQI
13th January 2025
141AQI
141AQI
14th January 2025
153AQI
153AQI
15th January 2025
84AQI
84AQI
16th January 2025
126AQI
126AQI
17th January 2025
125AQI
125AQI
18th January 2025
142AQI
142AQI
19th January 2025
156AQI
156AQI
20th January 2025
172AQI
172AQI
21st January 2025
179AQI
179AQI
22nd January 2025
163AQI
163AQI
23rd January 2025
133AQI
133AQI
24th January 2025
103AQI
103AQI
25th January 2025
87AQI
87AQI
26th January 2025
106AQI
106AQI
27th January 2025
71AQI
71AQI
28th January 2025
92AQI
92AQI
29th January 2025
123AQI
123AQI
30th January 2025
115AQI
115AQI
31st January 2025
148AQI
148AQI
1st February 2025
81AQI
81AQI
2nd February 2025
136AQI
136AQI
3rd February 2025
114AQI
114AQI
4th February 2025
127AQI
127AQI
5th February 2025
102AQI
102AQI
6th February 2025
90AQI
90AQI
7th February 2025
70AQI
70AQI
8th February 2025
65AQI
65AQI
9th February 2025
81AQI
81AQI
10th February 2025
106AQI
106AQI
11th February 2025
94AQI
94AQI
12th February 2025
146AQI
146AQI
13th February 2025
108AQI
108AQI
14th February 2025
135AQI
135AQI
15th February 2025
109AQI
109AQI
16th February 2025
149AQI
149AQI
17th February 2025
97AQI
97AQI
18th February 2025
105AQI
105AQI
19th February 2025
106AQI
106AQI
20th February 2025
79AQI
79AQI
21st February 2025
87AQI
87AQI
22nd February 2025
116AQI
116AQI
23rd February 2025
121AQI
121AQI
24th February 2025
129AQI
129AQI
25th February 2025
152AQI
152AQI
26th February 2025
152AQI
152AQI
27th February 2025
164AQI
164AQI
28th February 2025
153AQI
153AQI
1st March 2025
122AQI
122AQI
2nd March 2025
118AQI
118AQI
3rd March 2025
74AQI
74AQI
4th March 2025
84AQI
84AQI
5th March 2025
84AQI
84AQI
6th March 2025
89AQI
89AQI
7th March 2025
110AQI
110AQI
8th March 2025
134AQI
134AQI
9th March 2025
110AQI
110AQI
10th March 2025
138AQI
138AQI
11th March 2025
146AQI
146AQI
12th March 2025
145AQI
145AQI
13th March 2025
97AQI
97AQI
14th March 2025
89AQI
89AQI
15th March 2025
79AQI
79AQI
16th March 2025
80AQI
80AQI
17th March 2025
76AQI
76AQI
18th March 2025
69AQI
69AQI
19th March 2025
95AQI
95AQI
20th March 2025
92AQI
92AQI
21st March 2025
85AQI
85AQI
22nd March 2025
89AQI
89AQI
23rd March 2025
98AQI
98AQI
24th March 2025
101AQI
101AQI
25th March 2025
98AQI
98AQI
26th March 2025
121AQI
121AQI
27th March 2025
112AQI
112AQI
28th March 2025
93AQI
93AQI
29th March 2025
106AQI
106AQI
30th March 2025
92AQI
92AQI
31st March 2025
77AQI
77AQI
1st April 2025
84AQI
84AQI
2nd April 2025
103AQI
103AQI
3rd April 2025
85AQI
85AQI
4th April 2025
115AQI
115AQI
5th April 2025
108AQI
108AQI
6th April 2025
114AQI
114AQI
7th April 2025
111AQI
111AQI
8th April 2025
114AQI
114AQI
9th April 2025
123AQI
123AQI
10th April 2025
138AQI
138AQI
11th April 2025
136AQI
136AQI
12th April 2025
186AQI
186AQI
13th April 2025
108AQI
108AQI
14th April 2025
89AQI
89AQI
15th April 2025
82AQI
82AQI
16th April 2025
78AQI
78AQI
17th April 2025
93AQI
93AQI
18th April 2025
102AQI
102AQI
19th April 2025
128AQI
128AQI
20th April 2025
83AQI
83AQI
21st April 2025
120AQI
120AQI
22nd April 2025
97AQI
97AQI
23rd April 2025
105AQI
105AQI
24th April 2025
104AQI
104AQI
25th April 2025
75AQI
75AQI
26th April 2025
71AQI
71AQI
27th April 2025
77AQI
77AQI
28th April 2025
88AQI
88AQI
29th April 2025
86AQI
86AQI
30th April 2025
88AQI
88AQI
1st May 2025
78AQI
78AQI
2nd May 2025
79AQI
79AQI
3rd May 2025
74AQI
74AQI
4th May 2025
66AQI
66AQI
5th May 2025
78AQI
78AQI
6th May 2025
98AQI
98AQI
7th May 2025
98AQI
98AQI
8th May 2025
76AQI
76AQI
9th May 2025
55AQI
55AQI
10th May 2025
65AQI
65AQI
11th May 2025
71AQI
71AQI
12th May 2025
74AQI
74AQI
13th May 2025
80AQI
80AQI
14th May 2025
89AQI
89AQI
15th May 2025
133AQI
133AQI
16th May 2025
74AQI
74AQI
17th May 2025
95AQI
95AQI
18th May 2025
84AQI
84AQI
19th May 2025
95AQI
95AQI
20th May 2025
83AQI
83AQI
21st May 2025
68AQI
68AQI
22nd May 2025
89AQI
89AQI
23rd May 2025
65AQI
65AQI
24th May 2025
90AQI
90AQI
25th May 2025
94AQI
94AQI
26th May 2025
85AQI
85AQI
27th May 2025
79AQI
79AQI
28th May 2025
82AQI
82AQI
29th May 2025
92AQI
92AQI
30th May 2025
89AQI
89AQI
31st May 2025
94AQI
94AQI
1st June 2025
56AQI
56AQI
2nd June 2025
49AQI
49AQI
3rd June 2025
76AQI
76AQI
4th June 2025
91AQI
91AQI
5th June 2025
78AQI
78AQI
6th June 2025
77AQI
77AQI
7th June 2025
76AQI
76AQI
8th June 2025
50AQI
50AQI
9th June 2025
73AQI
73AQI
10th June 2025
72AQI
72AQI
11th June 2025
72AQI
72AQI
12th June 2025
69AQI
69AQI
13th June 2025
58AQI
58AQI
14th June 2025
65AQI
65AQI
15th June 2025
49AQI
49AQI
16th June 2025
55AQI
55AQI
17th June 2025
60AQI
60AQI
18th June 2025
65AQI
65AQI
19th June 2025
54AQI
54AQI
20th June 2025
54AQI
54AQI
21st June 2025
48AQI
48AQI
22nd June 2025
40AQI
40AQI
23rd June 2025
48AQI
48AQI
24th June 2025
53AQI
53AQI
25th June 2025
64AQI
64AQI
26th June 2025
66AQI
66AQI
27th June 2025
57AQI
57AQI
28th June 2025
52AQI
52AQI
29th June 2025
52AQI
52AQI
30th June 2025
61AQI
61AQI
1st July 2025
56AQI
56AQI
2nd July 2025
60AQI
60AQI
3rd July 2025
64AQI
64AQI
4th July 2025
67AQI
67AQI
5th July 2025
72AQI
72AQI
6th July 2025
73AQI
73AQI
7th July 2025
63AQI
63AQI
8th July 2025
52AQI
52AQI
9th July 2025
53AQI
53AQI
10th July 2025
71AQI
71AQI
11th July 2025
63AQI
63AQI
12th July 2025
58AQI
58AQI
13th July 2025
66AQI
66AQI
14th July 2025
64AQI
64AQI
15th July 2025
66AQI
66AQI
16th July 2025
68AQI
68AQI
17th July 2025
63AQI
63AQI
18th July 2025
62AQI
62AQI
19th July 2025
56AQI
56AQI
20th July 2025
50AQI
50AQI
21st July 2025
47AQI
47AQI
22nd July 2025
48AQI
48AQI
23rd July 2025
47AQI
47AQI
24th July 2025
51AQI
51AQI
25th July 2025
53AQI
53AQI
26th July 2025
44AQI
44AQI
27th July 2025
44AQI
44AQI
28th July 2025
43AQI
43AQI
29th July 2025
47AQI
47AQI
30th July 2025
37AQI
37AQI
31st July 2025
41AQI
41AQI
1st August 2025
53AQI
53AQI
2nd August 2025
51AQI
51AQI
3rd August 2025
51AQI
51AQI
4th August 2025
55AQI
55AQI
5th August 2025
57AQI
57AQI
6th August 2025
58AQI
58AQI
7th August 2025
51AQI
51AQI
8th August 2025
52AQI
52AQI
9th August 2025
54AQI
54AQI
10th August 2025
54AQI
54AQI
126AQI
113AQI
100AQI
103AQI
83AQI
61AQI
56AQI
54AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202590AQI
6
19
6
9
15
4
19
12
14
15
1
30
1
6
24
10
21
10
16
133
62
11
Highest AQI recorded in
January126AQI
Lowest AQI recorded in
August54AQI
202489AQI
4
3
15
13
10
2
5
15
5
15
12
1
2
22
7
2
28
19
12
2
29
10
17
2
4
20
7
3
19
6
2
5
23
3
42
189
85
28
Highest AQI recorded in
January150AQI
Lowest AQI recorded in
July49AQI
2023130AQI
1
1
1
10
7
13
1
11
8
14
1
Highest AQI recorded in
December131AQI
Lowest AQI recorded in
November118AQI
202195AQI
3
19
9
15
10
3
9
18
4
1
21
8
2
19
10
28
2
7
20
2
4
13
4
1
25
4
4
20
5
2
16
13
1
3
11
6
19
192
106
25
Highest AQI recorded in
December136AQI
Lowest AQI recorded in
July62AQI
202092AQI
1
10
2
8
12
1
10
8
5
20
5
1
24
6
5
22
4
1
24
5
1
24
6
2
14
13
1
6
11
14
16
162
72
16
Highest AQI recorded in
December143AQI
Lowest AQI recorded in
August72AQI
Most & Least Polluted Years Over the Last 5 Years
Most Polluted Year Recorded
2023(Avg.)
130AQILeast Polluted Year Recorded
2024(Avg.)
89AQIWater Company's annual 2025 AQI (90) shows an average percentage change of -9.2% (improved AQI) compared to previous years: 2020 (92), 2021 (95), 2023 (130), 2024 (89).
