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Qianhu Water Plant, Ningbo, Zhejiang, 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+

September Air Quality Analysis

Qianhu Water Plant, Ningbo, Zhejiang, China

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
18th Sep 2021
101AQI
Lowest AQI recorded on
13th Sep 2021
13AQI

Same Day Analysis (29th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 67 of Moderate air quality, showing improvement over 2022 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 30th Sep - 1st Oct 2025

Qianhu Water Plant, Ningbo, Zhejiang, China

AQI
Day
Night
.

5 AM30th Sep 2025

5 PM

4 AM1st Oct 2025

Day time
Avg. Highest Time
12AMNaNth undefined

AQI

Avg. Lowest Time
12AMNaNth undefined

AQI

Night time
Avg. Highest Time
4PM30th Sep

96AQI

Avg. Lowest Time
10AM30th Sep

39AQI

In the last 24 hours,

Qianhu Water Plant's AQI reached its highest point of 96 at 4 PM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 30th Sep and 1st Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Qianhu Water Plant, Ningbo, Zhejiang, China

SepOct
01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st
Day
Night
1st Sep 2025525 AMAQI
1st Sep 2025536 AMAQI
1st Sep 2025537 AMAQI
1st Sep 2025588 AMAQI
1st Sep 2025589 AMAQI
1st Sep 20256110 AMAQI
1st Sep 20257211 AMAQI
1st Sep 20256612 PMAQI
1st Sep 2025631 PMAQI
1st Sep 2025622 PMAQI
1st Sep 2025593 PMAQI
1st Sep 2025544 PMAQI
1st Sep 2025545 PMAQI
1st Sep 2025546 PMAQI
1st Sep 2025527 PMAQI
1st Sep 2025578 PMAQI
1st Sep 2025579 PMAQI
1st Sep 20255810 PMAQI
1st Sep 20255811 PMAQI
2nd Sep 20255612 AMAQI
2nd Sep 2025531 AMAQI
2nd Sep 2025542 AMAQI
2nd Sep 2025533 AMAQI
2nd Sep 2025534 AMAQI

29°C24/36°C

2nd Sep 2025545 AMAQI
2nd Sep 2025546 AMAQI
2nd Sep 2025557 AMAQI
2nd Sep 2025488 AMAQI
2nd Sep 2025559 AMAQI
2nd Sep 20255610 AMAQI
2nd Sep 20256011 AMAQI
2nd Sep 20256412 PMAQI
2nd Sep 2025561 PMAQI
2nd Sep 2025572 PMAQI
2nd Sep 2025563 PMAQI
2nd Sep 2025534 PMAQI
2nd Sep 2025545 PMAQI
2nd Sep 2025536 PMAQI
2nd Sep 2025557 PMAQI
2nd Sep 2025568 PMAQI
2nd Sep 2025529 PMAQI
2nd Sep 20255310 PMAQI
2nd Sep 20255511 PMAQI
3rd Sep 20255712 AMAQI
3rd Sep 2025551 AMAQI
3rd Sep 2025542 AMAQI
3rd Sep 2025563 AMAQI
3rd Sep 2025564 AMAQI

28°C24/35°C

3rd Sep 2025555 AMAQI
3rd Sep 2025566 AMAQI
3rd Sep 2025557 AMAQI
3rd Sep 2025508 AMAQI
3rd Sep 2025669 AMAQI
3rd Sep 20256110 AMAQI
3rd Sep 20255811 AMAQI
3rd Sep 20256012 PMAQI
3rd Sep 2025531 PMAQI
3rd Sep 2025592 PMAQI
3rd Sep 2025493 PMAQI
3rd Sep 2025524 PMAQI
3rd Sep 2025495 PMAQI
3rd Sep 2025506 PMAQI
3rd Sep 2025557 PMAQI
3rd Sep 2025528 PMAQI
3rd Sep 2025569 PMAQI
3rd Sep 20255510 PMAQI
3rd Sep 20255311 PMAQI
4th Sep 20255212 AMAQI
4th Sep 2025541 AMAQI
4th Sep 2025532 AMAQI
4th Sep 2025553 AMAQI
4th Sep 2025574 AMAQI

29°C25/36°C

4th Sep 2025565 AMAQI
4th Sep 2025556 AMAQI
4th Sep 2025557 AMAQI
4th Sep 2025578 AMAQI
4th Sep 2025649 AMAQI
4th Sep 20256110 AMAQI
4th Sep 20256011 AMAQI
4th Sep 20256112 PMAQI
4th Sep 2025601 PMAQI
4th Sep 2025572 PMAQI
4th Sep 2025603 PMAQI
4th Sep 2025534 PMAQI
4th Sep 2025445 PMAQI
4th Sep 2025446 PMAQI
4th Sep 2025447 PMAQI
4th Sep 2025448 PMAQI
4th Sep 2025389 PMAQI
4th Sep 20253010 PMAQI
4th Sep 20252811 PMAQI
5th Sep 20253812 AMAQI
5th Sep 2025551 AMAQI
5th Sep 2025562 AMAQI
5th Sep 2025573 AMAQI
5th Sep 2025564 AMAQI

29°C24/35°C

5th Sep 2025585 AMAQI
5th Sep 2025566 AMAQI
5th Sep 2025567 AMAQI
5th Sep 2025668 AMAQI
5th Sep 2025689 AMAQI
5th Sep 20256210 AMAQI
5th Sep 20256611 AMAQI
5th Sep 20256612 PMAQI
5th Sep 2025651 PMAQI
5th Sep 2025642 PMAQI
5th Sep 2025623 PMAQI
5th Sep 2025584 PMAQI
5th Sep 2025605 PMAQI
5th Sep 2025546 PMAQI
5th Sep 2025547 PMAQI
5th Sep 2025548 PMAQI
5th Sep 2025559 PMAQI
5th Sep 20255710 PMAQI
5th Sep 20256211 PMAQI
6th Sep 20255512 AMAQI
6th Sep 2025571 AMAQI
6th Sep 2025632 AMAQI
6th Sep 2025583 AMAQI
6th Sep 2025604 AMAQI

29°C25/36°C

6th Sep 2025595 AMAQI
6th Sep 2025596 AMAQI
6th Sep 2025597 AMAQI
6th Sep 2025398 AMAQI
6th Sep 2025449 AMAQI
6th Sep 20254610 AMAQI
6th Sep 20254411 AMAQI
6th Sep 20255212 PMAQI
6th Sep 2025571 PMAQI
6th Sep 2025402 PMAQI
6th Sep 2025523 PMAQI
6th Sep 2025584 PMAQI
6th Sep 2025505 PMAQI
6th Sep 2025536 PMAQI
6th Sep 2025577 PMAQI
6th Sep 2025638 PMAQI
6th Sep 2025689 PMAQI
6th Sep 20255910 PMAQI
6th Sep 20256111 PMAQI
7th Sep 20256212 AMAQI
7th Sep 2025581 AMAQI
7th Sep 2025582 AMAQI
7th Sep 2025603 AMAQI
7th Sep 2025594 AMAQI

30°C25/37°C

7th Sep 2025585 AMAQI
7th Sep 2025596 AMAQI
7th Sep 2025597 AMAQI
7th Sep 2025568 AMAQI
7th Sep 2025569 AMAQI
7th Sep 20255210 AMAQI
7th Sep 20255811 AMAQI
7th Sep 20255912 PMAQI
7th Sep 2025641 PMAQI
7th Sep 2025612 PMAQI
7th Sep 2025643 PMAQI
7th Sep 2025684 PMAQI
7th Sep 2025625 PMAQI
7th Sep 2025606 PMAQI
7th Sep 2025627 PMAQI
7th Sep 2025658 PMAQI
7th Sep 2025629 PMAQI
7th Sep 20255610 PMAQI
7th Sep 20255411 PMAQI
8th Sep 20255412 AMAQI
8th Sep 2025551 AMAQI
8th Sep 2025582 AMAQI
8th Sep 2025593 AMAQI
8th Sep 2025614 AMAQI

30°C25/36°C

8th Sep 2025625 AMAQI
8th Sep 2025616 AMAQI
8th Sep 2025617 AMAQI
8th Sep 2025608 AMAQI
8th Sep 2025589 AMAQI
8th Sep 20255410 AMAQI
8th Sep 20255211 AMAQI
8th Sep 20255412 PMAQI
8th Sep 2025511 PMAQI
8th Sep 2025452 PMAQI
8th Sep 2025523 PMAQI
8th Sep 2025504 PMAQI
8th Sep 2025485 PMAQI
8th Sep 2025546 PMAQI
8th Sep 2025507 PMAQI
8th Sep 2025588 PMAQI
8th Sep 2025569 PMAQI
8th Sep 20255310 PMAQI
8th Sep 20255311 PMAQI
9th Sep 20255812 AMAQI
9th Sep 2025591 AMAQI
9th Sep 2025592 AMAQI
9th Sep 2025583 AMAQI
9th Sep 2025594 AMAQI

30°C25/37°C

9th Sep 2025595 AMAQI
9th Sep 2025586 AMAQI
9th Sep 2025597 AMAQI
9th Sep 2025568 AMAQI
9th Sep 2025589 AMAQI
9th Sep 20256310 AMAQI
9th Sep 20255511 AMAQI
9th Sep 20256412 PMAQI
9th Sep 2025621 PMAQI
9th Sep 2025582 PMAQI
9th Sep 2025563 PMAQI
9th Sep 2025584 PMAQI
9th Sep 2025505 PMAQI
9th Sep 2025526 PMAQI
9th Sep 2025497 PMAQI
9th Sep 2025538 PMAQI
9th Sep 2025519 PMAQI
9th Sep 20255210 PMAQI
9th Sep 20255411 PMAQI
10th Sep 20255812 AMAQI
10th Sep 2025601 AMAQI
10th Sep 2025602 AMAQI
10th Sep 2025603 AMAQI
10th Sep 2025584 AMAQI

28°C24/34°C

10th Sep 2025595 AMAQI
10th Sep 2025586 AMAQI
10th Sep 2025587 AMAQI
10th Sep 2025428 AMAQI
10th Sep 2025479 AMAQI
10th Sep 20253610 AMAQI
10th Sep 20253811 AMAQI
10th Sep 20255012 PMAQI
10th Sep 2025511 PMAQI
10th Sep 2025512 PMAQI
10th Sep 2025503 PMAQI
10th Sep 2025584 PMAQI
10th Sep 2025555 PMAQI
10th Sep 2025556 PMAQI
10th Sep 2025567 PMAQI
10th Sep 2025568 PMAQI
10th Sep 2025569 PMAQI
10th Sep 20255610 PMAQI
10th Sep 20255511 PMAQI
11th Sep 20255812 AMAQI
11th Sep 2025581 AMAQI
11th Sep 2025582 AMAQI
11th Sep 2025583 AMAQI
11th Sep 2025584 AMAQI

26°C24/29°C

11th Sep 2025585 AMAQI
11th Sep 2025586 AMAQI
11th Sep 2025577 AMAQI
11th Sep 2025528 AMAQI
11th Sep 2025529 AMAQI
11th Sep 20255110 AMAQI
11th Sep 20255411 AMAQI
11th Sep 20255412 PMAQI
11th Sep 2025521 PMAQI
11th Sep 2025542 PMAQI
11th Sep 2025573 PMAQI
11th Sep 2025554 PMAQI
11th Sep 2025555 PMAQI
11th Sep 2025566 PMAQI
11th Sep 2025527 PMAQI
11th Sep 2025538 PMAQI
11th Sep 2025549 PMAQI
11th Sep 20254610 PMAQI
11th Sep 20255011 PMAQI
12th Sep 20255612 AMAQI
12th Sep 2025581 AMAQI
12th Sep 2025582 AMAQI
12th Sep 2025573 AMAQI
12th Sep 2025574 AMAQI

26°C23/30°C

12th Sep 2025575 AMAQI
12th Sep 2025576 AMAQI
12th Sep 2025567 AMAQI
12th Sep 2025568 AMAQI
12th Sep 2025539 AMAQI
12th Sep 20255310 AMAQI
12th Sep 20255011 AMAQI
12th Sep 20255512 PMAQI
12th Sep 2025461 PMAQI
12th Sep 2025482 PMAQI
12th Sep 2025443 PMAQI
12th Sep 2025494 PMAQI
12th Sep 2025485 PMAQI
12th Sep 2025496 PMAQI
12th Sep 2025527 PMAQI
12th Sep 2025568 PMAQI
12th Sep 2025569 PMAQI
12th Sep 20255510 PMAQI
12th Sep 20255211 PMAQI
13th Sep 20255412 AMAQI
13th Sep 2025571 AMAQI
13th Sep 2025572 AMAQI
13th Sep 2025563 AMAQI
13th Sep 2025524 AMAQI

28°C24/35°C

13th Sep 2025535 AMAQI
13th Sep 2025546 AMAQI
13th Sep 2025537 AMAQI
13th Sep 2025468 AMAQI
13th Sep 2025549 AMAQI
13th Sep 20255610 AMAQI
13th Sep 20256211 AMAQI
13th Sep 20257012 PMAQI
13th Sep 2025651 PMAQI
13th Sep 2025592 PMAQI
13th Sep 2025563 PMAQI
13th Sep 2025514 PMAQI
13th Sep 2025535 PMAQI
13th Sep 2025486 PMAQI
13th Sep 2025507 PMAQI
13th Sep 2025528 PMAQI
13th Sep 2025479 PMAQI
13th Sep 20254210 PMAQI
13th Sep 20255211 PMAQI
14th Sep 20255212 AMAQI
14th Sep 2025561 AMAQI
14th Sep 2025562 AMAQI
14th Sep 2025543 AMAQI
14th Sep 2025564 AMAQI

28°C25/35°C

14th Sep 2025565 AMAQI
14th Sep 2025546 AMAQI
14th Sep 2025557 AMAQI
14th Sep 2025568 AMAQI
14th Sep 2025579 AMAQI
14th Sep 20255410 AMAQI
14th Sep 20254611 AMAQI
14th Sep 20254112 PMAQI
14th Sep 2025421 PMAQI
14th Sep 2025492 PMAQI
14th Sep 2025543 PMAQI
14th Sep 2025534 PMAQI
14th Sep 2025435 PMAQI
14th Sep 2025506 PMAQI
14th Sep 2025507 PMAQI
14th Sep 2025518 PMAQI
14th Sep 2025549 PMAQI
14th Sep 20255410 PMAQI
14th Sep 20255411 PMAQI
15th Sep 20255612 AMAQI
15th Sep 2025561 AMAQI
15th Sep 2025562 AMAQI
15th Sep 2025543 AMAQI
15th Sep 2025534 AMAQI

28°C25/34°C

15th Sep 2025525 AMAQI
15th Sep 2025536 AMAQI
15th Sep 2025547 AMAQI
15th Sep 2025588 AMAQI
15th Sep 2025629 AMAQI
15th Sep 20256210 AMAQI
15th Sep 20256311 AMAQI
15th Sep 20255812 PMAQI
15th Sep 2025591 PMAQI
15th Sep 2025602 PMAQI
15th Sep 2025563 PMAQI
15th Sep 2025524 PMAQI
15th Sep 2025515 PMAQI
15th Sep 2025526 PMAQI
15th Sep 2025507 PMAQI
15th Sep 2025548 PMAQI
15th Sep 2025599 PMAQI
15th Sep 20255810 PMAQI
15th Sep 20255211 PMAQI
16th Sep 20255012 AMAQI
16th Sep 2025551 AMAQI
16th Sep 2025552 AMAQI
16th Sep 2025563 AMAQI
16th Sep 2025564 AMAQI

29°C25/35°C

16th Sep 2025565 AMAQI
16th Sep 2025556 AMAQI
16th Sep 2025567 AMAQI
16th Sep 2025448 AMAQI
16th Sep 2025369 AMAQI
16th Sep 20252910 AMAQI
16th Sep 20253811 AMAQI
16th Sep 20253912 PMAQI
16th Sep 2025341 PMAQI
16th Sep 2025382 PMAQI
16th Sep 2025343 PMAQI
16th Sep 2025404 PMAQI
16th Sep 2025375 PMAQI
16th Sep 2025436 PMAQI
16th Sep 2025517 PMAQI
16th Sep 2025528 PMAQI
16th Sep 2025499 PMAQI
16th Sep 20255210 PMAQI
16th Sep 20255011 PMAQI
17th Sep 20255012 AMAQI
17th Sep 2025561 AMAQI
17th Sep 2025562 AMAQI
17th Sep 2025543 AMAQI
17th Sep 2025534 AMAQI

29°C24/35°C

17th Sep 2025545 AMAQI
17th Sep 2025546 AMAQI
17th Sep 2025537 AMAQI
17th Sep 2025388 AMAQI
17th Sep 2025389 AMAQI
17th Sep 20253910 AMAQI
17th Sep 20253211 AMAQI
17th Sep 20254912 PMAQI
17th Sep 2025541 PMAQI
17th Sep 2025552 PMAQI
17th Sep 2025543 PMAQI
17th Sep 2025514 PMAQI
17th Sep 2025445 PMAQI
17th Sep 2025506 PMAQI
17th Sep 2025517 PMAQI
17th Sep 2025538 PMAQI
17th Sep 2025539 PMAQI
17th Sep 20255010 PMAQI
17th Sep 20255111 PMAQI
18th Sep 20255212 AMAQI
18th Sep 2025551 AMAQI
18th Sep 2025542 AMAQI
18th Sep 2025543 AMAQI
18th Sep 2025534 AMAQI

29°C25/36°C

18th Sep 2025535 AMAQI
18th Sep 2025536 AMAQI
18th Sep 2025547 AMAQI
18th Sep 2025608 AMAQI
18th Sep 2025549 AMAQI
18th Sep 20255410 AMAQI
18th Sep 20255411 AMAQI
18th Sep 20255412 PMAQI
18th Sep 2025541 PMAQI
18th Sep 2025512 PMAQI
18th Sep 2025503 PMAQI
18th Sep 2025544 PMAQI
18th Sep 2025535 PMAQI
18th Sep 2025536 PMAQI
18th Sep 2025527 PMAQI
18th Sep 2025568 PMAQI
18th Sep 2025569 PMAQI
18th Sep 20255510 PMAQI
18th Sep 20255411 PMAQI
19th Sep 20255312 AMAQI
19th Sep 2025541 AMAQI
19th Sep 2025542 AMAQI
19th Sep 2025543 AMAQI
19th Sep 2025554 AMAQI

26°C24/28°C

19th Sep 2025555 AMAQI
19th Sep 2025566 AMAQI
19th Sep 2025557 AMAQI
19th Sep 2025388 AMAQI
19th Sep 2025369 AMAQI
19th Sep 20252210 AMAQI
19th Sep 20252211 AMAQI
19th Sep 20252212 PMAQI
19th Sep 2025211 PMAQI
19th Sep 2025202 PMAQI
19th Sep 2025193 PMAQI
19th Sep 2025204 PMAQI
19th Sep 2025225 PMAQI
19th Sep 2025236 PMAQI
19th Sep 2025347 PMAQI
19th Sep 2025418 PMAQI
19th Sep 2025409 PMAQI
19th Sep 20254210 PMAQI
19th Sep 20254011 PMAQI
20th Sep 20254912 AMAQI
20th Sep 2025551 AMAQI
20th Sep 2025552 AMAQI
20th Sep 2025543 AMAQI
20th Sep 2025524 AMAQI

27°C24/32°C

20th Sep 2025525 AMAQI
20th Sep 2025526 AMAQI
20th Sep 2025527 AMAQI
20th Sep 2025648 AMAQI
20th Sep 2025809 AMAQI
20th Sep 20257110 AMAQI
20th Sep 20256111 AMAQI
20th Sep 20256112 PMAQI
20th Sep 2025621 PMAQI
20th Sep 2025642 PMAQI
20th Sep 2025683 PMAQI
20th Sep 2025684 PMAQI
20th Sep 2025695 PMAQI
20th Sep 2025726 PMAQI
20th Sep 2025747 PMAQI
20th Sep 2025658 PMAQI
20th Sep 2025619 PMAQI
20th Sep 20255710 PMAQI
20th Sep 20255411 PMAQI
21st Sep 20255412 AMAQI
21st Sep 2025541 AMAQI
21st Sep 2025542 AMAQI
21st Sep 2025553 AMAQI
21st Sep 2025564 AMAQI

24°C23/24°C

21st Sep 2025565 AMAQI
21st Sep 2025566 AMAQI
21st Sep 2025557 AMAQI
21st Sep 2025388 AMAQI
21st Sep 2025349 AMAQI
21st Sep 20254410 AMAQI
21st Sep 20254411 AMAQI
21st Sep 20254412 PMAQI
21st Sep 2025421 PMAQI
21st Sep 2025472 PMAQI
21st Sep 2025423 PMAQI
21st Sep 2025334 PMAQI
21st Sep 2025335 PMAQI
21st Sep 2025366 PMAQI
21st Sep 2025467 PMAQI
21st Sep 2025528 PMAQI
21st Sep 2025499 PMAQI
21st Sep 20255210 PMAQI
21st Sep 20255211 PMAQI
22nd Sep 20255112 AMAQI
22nd Sep 2025541 AMAQI
22nd Sep 2025552 AMAQI
22nd Sep 2025543 AMAQI
22nd Sep 2025534 AMAQI

24°C22/26°C

22nd Sep 2025535 AMAQI
22nd Sep 2025536 AMAQI
22nd Sep 2025537 AMAQI
22nd Sep 2025608 AMAQI
22nd Sep 2025599 AMAQI
22nd Sep 20255410 AMAQI
22nd Sep 20254311 AMAQI
22nd Sep 20254412 PMAQI
22nd Sep 2025371 PMAQI
22nd Sep 2025372 PMAQI
22nd Sep 2025313 PMAQI
22nd Sep 2025404 PMAQI
22nd Sep 2025345 PMAQI
22nd Sep 2025326 PMAQI
22nd Sep 2025467 PMAQI
22nd Sep 2025558 PMAQI
22nd Sep 2025589 PMAQI
22nd Sep 20255810 PMAQI
22nd Sep 20255511 PMAQI
23rd Sep 20255212 AMAQI
23rd Sep 2025521 AMAQI
23rd Sep 2025542 AMAQI
23rd Sep 2025533 AMAQI
23rd Sep 2025534 AMAQI

26°C22/29°C

23rd Sep 2025535 AMAQI
23rd Sep 2025536 AMAQI
23rd Sep 2025537 AMAQI
23rd Sep 2025548 AMAQI
23rd Sep 2025649 AMAQI
23rd Sep 20254010 AMAQI
23rd Sep 20253811 AMAQI
23rd Sep 20252712 PMAQI
23rd Sep 2025211 PMAQI
23rd Sep 2025212 PMAQI
23rd Sep 2025223 PMAQI
23rd Sep 2025214 PMAQI
23rd Sep 2025205 PMAQI
23rd Sep 2025226 PMAQI
23rd Sep 2025297 PMAQI
23rd Sep 2025388 PMAQI
23rd Sep 2025389 PMAQI
23rd Sep 20253810 PMAQI
23rd Sep 20253711 PMAQI
24th Sep 20253712 AMAQI
24th Sep 2025521 AMAQI
24th Sep 2025522 AMAQI
24th Sep 2025523 AMAQI
24th Sep 2025524 AMAQI

27°C24/31°C

24th Sep 2025525 AMAQI
24th Sep 2025526 AMAQI
24th Sep 2025527 AMAQI
24th Sep 2025278 AMAQI
24th Sep 2025309 AMAQI
24th Sep 20254410 AMAQI
24th Sep 20252211 AMAQI
24th Sep 20252212 PMAQI
24th Sep 2025211 PMAQI
24th Sep 2025222 PMAQI
24th Sep 2025213 PMAQI
24th Sep 2025234 PMAQI
24th Sep 2025225 PMAQI
24th Sep 2025226 PMAQI
24th Sep 2025277 PMAQI
24th Sep 2025388 PMAQI
24th Sep 2025399 PMAQI
24th Sep 20253910 PMAQI
24th Sep 20254011 PMAQI
25th Sep 20254012 AMAQI
25th Sep 2025501 AMAQI
25th Sep 2025502 AMAQI
25th Sep 2025483 AMAQI
25th Sep 2025464 AMAQI

27°C24/31°C

25th Sep 2025465 AMAQI
25th Sep 2025456 AMAQI
25th Sep 2025467 AMAQI
25th Sep 2025288 AMAQI
25th Sep 2025239 AMAQI
25th Sep 20252310 AMAQI
25th Sep 20252311 AMAQI
25th Sep 20253212 PMAQI
25th Sep 2025321 PMAQI
25th Sep 2025232 PMAQI
25th Sep 2025153 PMAQI
25th Sep 2025194 PMAQI
25th Sep 2025225 PMAQI
25th Sep 2025226 PMAQI
25th Sep 2025177 PMAQI
25th Sep 2025148 PMAQI
25th Sep 2025169 PMAQI
25th Sep 20251710 PMAQI
25th Sep 20251611 PMAQI
26th Sep 20251612 AMAQI
26th Sep 2025161 AMAQI
26th Sep 2025172 AMAQI
26th Sep 2025173 AMAQI
26th Sep 2025164 AMAQI

28°C24/33°C

26th Sep 2025165 AMAQI
26th Sep 2025166 AMAQI
26th Sep 2025157 AMAQI
26th Sep 2025168 AMAQI
26th Sep 2025129 AMAQI
26th Sep 20251210 AMAQI
26th Sep 20251911 AMAQI
26th Sep 20253612 PMAQI
26th Sep 2025451 PMAQI
26th Sep 2025452 PMAQI
26th Sep 2025383 PMAQI
26th Sep 2025254 PMAQI
26th Sep 2025235 PMAQI
26th Sep 2025226 PMAQI
26th Sep 2025227 PMAQI
26th Sep 2025328 PMAQI
26th Sep 2025359 PMAQI
26th Sep 20251710 PMAQI
26th Sep 20251711 PMAQI
27th Sep 20251712 AMAQI
27th Sep 2025171 AMAQI
27th Sep 2025182 AMAQI
27th Sep 2025183 AMAQI
27th Sep 2025194 AMAQI

28°C24/33°C

27th Sep 2025225 AMAQI
27th Sep 2025246 AMAQI
27th Sep 2025317 AMAQI
27th Sep 2025358 AMAQI
27th Sep 2025409 AMAQI
27th Sep 20254110 AMAQI
27th Sep 20253511 AMAQI
27th Sep 20253512 PMAQI
27th Sep 2025281 PMAQI
27th Sep 2025242 PMAQI
27th Sep 2025273 PMAQI
27th Sep 2025284 PMAQI
27th Sep 2025285 PMAQI
27th Sep 2025256 PMAQI
27th Sep 2025247 PMAQI
27th Sep 2025278 PMAQI
27th Sep 2025239 PMAQI
27th Sep 20252410 PMAQI
27th Sep 20252611 PMAQI
28th Sep 20252412 AMAQI
28th Sep 2025251 AMAQI
28th Sep 2025242 AMAQI
28th Sep 2025263 AMAQI
28th Sep 2025244 AMAQI

28°C24/34°C

28th Sep 2025225 AMAQI
28th Sep 2025226 AMAQI
28th Sep 2025257 AMAQI
28th Sep 2025388 AMAQI
28th Sep 2025479 AMAQI
28th Sep 20254210 AMAQI
28th Sep 20254811 AMAQI
28th Sep 20254412 PMAQI
28th Sep 2025411 PMAQI
28th Sep 2025322 PMAQI
28th Sep 2025283 PMAQI
28th Sep 2025284 PMAQI
28th Sep 2025305 PMAQI
28th Sep 2025326 PMAQI
28th Sep 2025317 PMAQI
28th Sep 2025378 PMAQI
28th Sep 2025409 PMAQI
28th Sep 20255910 PMAQI
28th Sep 20257411 PMAQI
29th Sep 20257912 AMAQI
29th Sep 2025721 AMAQI
29th Sep 2025802 AMAQI
29th Sep 2025883 AMAQI
29th Sep 2025704 AMAQI

28°C24/34°C

29th Sep 2025705 AMAQI
29th Sep 2025876 AMAQI
29th Sep 2025927 AMAQI
29th Sep 2025818 AMAQI
29th Sep 2025649 AMAQI
29th Sep 20251110 AMAQI
29th Sep 20251411 AMAQI
29th Sep 20254812 PMAQI
29th Sep 2025601 PMAQI
29th Sep 2025682 PMAQI
29th Sep 2025743 PMAQI
29th Sep 2025724 PMAQI
29th Sep 2025695 PMAQI
29th Sep 2025676 PMAQI
29th Sep 2025657 PMAQI
29th Sep 2025638 PMAQI
29th Sep 2025599 PMAQI
29th Sep 20255610 PMAQI
29th Sep 20256111 PMAQI
30th Sep 20255412 AMAQI
30th Sep 2025441 AMAQI
30th Sep 2025532 AMAQI
30th Sep 2025563 AMAQI
30th Sep 2025604 AMAQI

27°C25/29°C

30th Sep 2025455 AMAQI
30th Sep 2025546 AMAQI
30th Sep 2025467 AMAQI
30th Sep 2025508 AMAQI
30th Sep 2025469 AMAQI
30th Sep 20253910 AMAQI
30th Sep 20255211 AMAQI
30th Sep 20255112 PMAQI
30th Sep 2025551 PMAQI
30th Sep 2025602 PMAQI
30th Sep 2025743 PMAQI
30th Sep 2025964 PMAQI
30th Sep 2025755 PMAQI
30th Sep 2025606 PMAQI
30th Sep 2025597 PMAQI
30th Sep 2025648 PMAQI
30th Sep 2025679 PMAQI
30th Sep 20256210 PMAQI
30th Sep 20255311 PMAQI
1st Oct 20255412 AMAQI
1st Oct 2025551 AMAQI

--°C/°C

5 AM
11 AM
5 PM
11 PM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 7 AM

53AQI

3 hours / Day
90 hours / Month
Avg. Lowest Time
5 PM

45AQI

1 hours / Day
30 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 AM (Avg. 53), while the lowest AQI was between 5 PM to 5 PM (Avg. 45).
Night time
Avg. Highest Time
1 AM - 4 AM

53AQI

4 hours / Day
120 hours / Month
Avg. Lowest Time
6 PM - 7 PM

47AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 1 AM to 4 AM (Avg. 53), while the lowest AQI was between 6 PM to 7 PM (Avg. 47).

2025 Days Vs Air Quality

Qianhu Water Plant, Ningbo, Zhejiang, China

2025

23%

62

67%

181

10%

26

0.7%

2

0.3%

1

Total number of days with different AQI categories in last 273 days in 2025 (92 days remaining)

Good
62 Days
Moderate
181 Days
Poor
26 Days
Unhealthy
2 Days
Severe
1 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 23%

Health Risk Level:

Very high

In 2025, 23% of 273 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

Qianhu Water Plant, Ningbo, Zhejiang, 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.

-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
104AQI
2nd January 2025
98AQI
3rd January 2025
100AQI
4th January 2025
83AQI
5th January 2025
123AQI
6th January 2025
120AQI
7th January 2025
144AQI
8th January 2025
138AQI
9th January 2025
88AQI
10th January 2025
89AQI
11th January 2025
108AQI
12th January 2025
116AQI
13th January 2025
129AQI
14th January 2025
106AQI
15th January 2025
84AQI
16th January 2025
96AQI
17th January 2025
117AQI
18th January 2025
108AQI
19th January 2025
125AQI
20th January 2025
150AQI
21st January 2025
160AQI
22nd January 2025
108AQI
23rd January 2025
105AQI
24th January 2025
90AQI
25th January 2025
75AQI
26th January 2025
76AQI
27th January 2025
61AQI
28th January 2025
70AQI
29th January 2025
115AQI
30th January 2025
83AQI
31st January 2025
81AQI
1st February 2025
54AQI
2nd February 2025
89AQI
3rd February 2025
110AQI
4th February 2025
101AQI
5th February 2025
91AQI
6th February 2025
89AQI
7th February 2025
79AQI
8th February 2025
63AQI
9th February 2025
80AQI
10th February 2025
83AQI
11th February 2025
62AQI
12th February 2025
117AQI
13th February 2025
79AQI
14th February 2025
76AQI
15th February 2025
77AQI
16th February 2025
103AQI
17th February 2025
78AQI
18th February 2025
74AQI
19th February 2025
82AQI
20th February 2025
73AQI
21st February 2025
65AQI
22nd February 2025
81AQI
23rd February 2025
96AQI
24th February 2025
129AQI
25th February 2025
131AQI
26th February 2025
152AQI
27th February 2025
126AQI
28th February 2025
89AQI
1st March 2025
87AQI
2nd March 2025
78AQI
3rd March 2025
68AQI
4th March 2025
55AQI
5th March 2025
61AQI
6th March 2025
62AQI
7th March 2025
76AQI
8th March 2025
104AQI
9th March 2025
78AQI
10th March 2025
76AQI
11th March 2025
71AQI
12th March 2025
72AQI
13th March 2025
65AQI
14th March 2025
66AQI
15th March 2025
40AQI
16th March 2025
79AQI
17th March 2025
71AQI
18th March 2025
80AQI
19th March 2025
82AQI
20th March 2025
81AQI
21st March 2025
77AQI
22nd March 2025
79AQI
23rd March 2025
82AQI
24th March 2025
91AQI
25th March 2025
100AQI
26th March 2025
108AQI
27th March 2025
93AQI
28th March 2025
82AQI
29th March 2025
82AQI
30th March 2025
66AQI
31st March 2025
65AQI
1st April 2025
69AQI
2nd April 2025
84AQI
3rd April 2025
78AQI
4th April 2025
69AQI
5th April 2025
84AQI
6th April 2025
101AQI
7th April 2025
79AQI
8th April 2025
89AQI
9th April 2025
85AQI
10th April 2025
75AQI
11th April 2025
76AQI
12th April 2025
240AQI
13th April 2025
87AQI
14th April 2025
99AQI
15th April 2025
75AQI
16th April 2025
80AQI
17th April 2025
82AQI
18th April 2025
81AQI
19th April 2025
73AQI
20th April 2025
94AQI
21st April 2025
71AQI
22nd April 2025
76AQI
23rd April 2025
67AQI
24th April 2025
88AQI
25th April 2025
68AQI
26th April 2025
58AQI
27th April 2025
61AQI
28th April 2025
71AQI
29th April 2025
60AQI
30th April 2025
62AQI
1st May 2025
69AQI
2nd May 2025
66AQI
3rd May 2025
72AQI
4th May 2025
55AQI
5th May 2025
63AQI
6th May 2025
87AQI
7th May 2025
76AQI
8th May 2025
68AQI
9th May 2025
64AQI
10th May 2025
62AQI
11th May 2025
66AQI
12th May 2025
68AQI
13th May 2025
67AQI
14th May 2025
62AQI
15th May 2025
60AQI
16th May 2025
55AQI
17th May 2025
62AQI
18th May 2025
71AQI
19th May 2025
62AQI
20th May 2025
63AQI
21st May 2025
48AQI
22nd May 2025
63AQI
23rd May 2025
42AQI
24th May 2025
78AQI
25th May 2025
76AQI
26th May 2025
66AQI
27th May 2025
64AQI
28th May 2025
62AQI
29th May 2025
62AQI
30th May 2025
76AQI
31st May 2025
70AQI
1st June 2025
58AQI
2nd June 2025
52AQI
3rd June 2025
61AQI
4th June 2025
72AQI
5th June 2025
56AQI
6th June 2025
63AQI
7th June 2025
65AQI
8th June 2025
63AQI
9th June 2025
63AQI
10th June 2025
48AQI
11th June 2025
52AQI
12th June 2025
53AQI
13th June 2025
36AQI
14th June 2025
47AQI
15th June 2025
45AQI
16th June 2025
48AQI
17th June 2025
58AQI
18th June 2025
56AQI
19th June 2025
53AQI
20th June 2025
46AQI
21st June 2025
54AQI
22nd June 2025
54AQI
23rd June 2025
52AQI
24th June 2025
51AQI
25th June 2025
56AQI
26th June 2025
55AQI
27th June 2025
58AQI
28th June 2025
55AQI
29th June 2025
49AQI
30th June 2025
43AQI
1st July 2025
43AQI
2nd July 2025
50AQI
3rd July 2025
50AQI
4th July 2025
52AQI
5th July 2025
48AQI
6th July 2025
41AQI
7th July 2025
36AQI
8th July 2025
41AQI
9th July 2025
43AQI
10th July 2025
54AQI
11th July 2025
44AQI
12th July 2025
42AQI
13th July 2025
48AQI
14th July 2025
63AQI
15th July 2025
63AQI
16th July 2025
62AQI
17th July 2025
60AQI
18th July 2025
54AQI
19th July 2025
42AQI
20th July 2025
42AQI
21st July 2025
40AQI
22nd July 2025
42AQI
23rd July 2025
41AQI
24th July 2025
41AQI
25th July 2025
39AQI
26th July 2025
36AQI
27th July 2025
39AQI
28th July 2025
35AQI
29th July 2025
38AQI
30th July 2025
33AQI
31st July 2025
47AQI
1st August 2025
53AQI
2nd August 2025
58AQI
3rd August 2025
59AQI
4th August 2025
59AQI
5th August 2025
53AQI
6th August 2025
51AQI
7th August 2025
51AQI
8th August 2025
58AQI
9th August 2025
61AQI
10th August 2025
63AQI
11th August 2025
63AQI
12th August 2025
57AQI
13th August 2025
47AQI
14th August 2025
42AQI
15th August 2025
43AQI
16th August 2025
47AQI
17th August 2025
48AQI
18th August 2025
44AQI
19th August 2025
48AQI
20th August 2025
50AQI
21st August 2025
53AQI
22nd August 2025
52AQI
23rd August 2025
53AQI
24th August 2025
49AQI
25th August 2025
48AQI
26th August 2025
50AQI
27th August 2025
46AQI
28th August 2025
44AQI
29th August 2025
46AQI
30th August 2025
47AQI
31st August 2025
51AQI
1st September 2025
56AQI
2nd September 2025
55AQI
3rd September 2025
55AQI
4th September 2025
49AQI
5th September 2025
57AQI
6th September 2025
56AQI
7th September 2025
60AQI
8th September 2025
55AQI
9th September 2025
56AQI
10th September 2025
54AQI
11th September 2025
55AQI
12th September 2025
54AQI
13th September 2025
54AQI
14th September 2025
52AQI
15th September 2025
55AQI
16th September 2025
47AQI
17th September 2025
50AQI
18th September 2025
54AQI
19th September 2025
39AQI
20th September 2025
61AQI
21st September 2025
48AQI
22nd September 2025
49AQI
23rd September 2025
40AQI
24th September 2025
37AQI
25th September 2025
28AQI
26th September 2025
22AQI
27th September 2025
26AQI
28th September 2025
35AQI
29th September 2025
67AQI
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

105AQI

90AQI

77AQI

83AQI

65AQI

54AQI

45AQI

51AQI

49AQI

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202569AQI

14
16
1
20
7
1
1
28
2
28
1
1
2
29
8
22
24
7
15
16
12
17
62
181
26
2
1

Highest AQI recorded in

January

105AQI

Lowest AQI recorded in

July

45AQI

202470AQI

11
10
10
8
11
7
3
1
23
7
11
18
1
13
17
1
17
12
1
21
10
11
20
15
15
12
19
9
18
3
12
18
1
118
186
48
14

Highest AQI recorded in

January

121AQI

Lowest AQI recorded in

July

43AQI

202372AQI

3
17
10
1
3
22
2
1
2
27
2
3
24
3
3
23
5
11
17
2
15
16
11
20
10
20
8
19
4
8
13
7
1
13
11
6
78
231
46
8

Highest AQI recorded in

December

110AQI

Lowest AQI recorded in

July

46AQI

202272AQI

5
8
13
5
2
11
7
1
6
23
2
7
22
1
9
20
2
15
15
7
13
2
1
8
21
12
18
1
10
18
2
3
15
9
4
85
184
39
10

Highest AQI recorded in

January

107AQI

Lowest AQI recorded in

June

48AQI

202167AQI

2
10
9
1
4
7
2
1
30
5
23
2
5
25
1
18
12
22
9
20
11
9
20
1
14
15
2
3
18
9
1
11
17
2
104
191
43
3

Highest AQI recorded in

December

108AQI

Lowest AQI recorded in

July

42AQI

202066AQI

7
6
1
14
6
2
5
9
21
12
14
16
15
4
24
2
8
22
1
6
19
5
17
12
2
65
157
26
2

Highest AQI recorded in

December

100AQI

Lowest AQI recorded in

August

49AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2023(Avg.)
72AQI
Least Polluted Year Recorded
2020(Avg.)
66AQI

Qianhu Water Plant's annual 2025 AQI (69) shows an average percentage change of -0.7% (improved AQI) compared to previous years: 2020 (66), 2021 (67), 2022 (72), 2023 (72), 2024 (70).