Country Background
HistoryAQIPM2.5PM10COSO2NO2O3

Yuejin Reservoir, Qianzhou, Hunan, 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

Yuejin Reservoir, Qianzhou, Hunan, China

2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
16th Aug 2024
73AQI
Lowest AQI recorded on
1st Aug 2024
37AQI

Same Day Analysis (2nd August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 63 of Moderate air quality on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025

Yuejin Reservoir, Qianzhou, Hunan, China

AQI
Day
Night
.

5 AM2nd Aug 2025

7 PM

4 AM3rd Aug 2025

Day time
Avg. Highest Time
12AMNaNth undefined

AQI

Avg. Lowest Time
12AMNaNth undefined

AQI

Night time
Avg. Highest Time
1PM2nd Aug

81AQI

Avg. Lowest Time
2AM3rd Aug

59AQI

In the last 24 hours,

Yuejin Reservoir's AQI reached its highest point of 81 at 1 PM during the Night, while the lowest point, 59, was recorded at 2 AM during the Night between 2nd Aug and 3rd Aug 2025.

Day & Night AQI Trend : Jul - Aug 2025

Yuejin Reservoir, Qianzhou, Hunan, China

JulAug
04th - 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 - 31st31st - 01st01st - 02nd02nd - 03rd03rd
Day
Night
4th Jul 2025475 AMAQI
4th Jul 2025466 AMAQI
4th Jul 2025467 AMAQI
4th Jul 2025428 AMAQI
4th Jul 2025539 AMAQI
4th Jul 20255610 AMAQI
4th Jul 20254911 AMAQI
4th Jul 20255512 PMAQI
4th Jul 2025461 PMAQI
4th Jul 2025562 PMAQI
4th Jul 2025543 PMAQI
4th Jul 2025404 PMAQI
4th Jul 2025405 PMAQI
4th Jul 2025366 PMAQI
4th Jul 2025417 PMAQI
4th Jul 2025448 PMAQI
4th Jul 2025449 PMAQI
4th Jul 20255010 PMAQI
4th Jul 20255111 PMAQI
5th Jul 20255112 AMAQI
5th Jul 2025491 AMAQI
5th Jul 2025482 AMAQI
5th Jul 2025473 AMAQI
5th Jul 2025464 AMAQI

28°C22/33°C

5th Jul 2025475 AMAQI
5th Jul 2025466 AMAQI
5th Jul 2025477 AMAQI
5th Jul 2025518 AMAQI
5th Jul 2025559 AMAQI
5th Jul 20255710 AMAQI
5th Jul 20256011 AMAQI
5th Jul 20255612 PMAQI
5th Jul 2025541 PMAQI
5th Jul 2025522 PMAQI
5th Jul 2025493 PMAQI
5th Jul 2025464 PMAQI
5th Jul 2025505 PMAQI
5th Jul 2025496 PMAQI
5th Jul 2025507 PMAQI
5th Jul 2025528 PMAQI
5th Jul 2025539 PMAQI
5th Jul 20255310 PMAQI
5th Jul 20255411 PMAQI
6th Jul 20255312 AMAQI
6th Jul 2025501 AMAQI
6th Jul 2025492 AMAQI
6th Jul 2025493 AMAQI
6th Jul 2025504 AMAQI

28°C23/34°C

6th Jul 2025505 AMAQI
6th Jul 2025496 AMAQI
6th Jul 2025517 AMAQI
6th Jul 2025588 AMAQI
6th Jul 2025649 AMAQI
6th Jul 20256510 AMAQI
6th Jul 20256411 AMAQI
6th Jul 20256112 PMAQI
6th Jul 2025611 PMAQI
6th Jul 2025572 PMAQI
6th Jul 2025563 PMAQI
6th Jul 2025564 PMAQI
6th Jul 2025535 PMAQI
6th Jul 2025566 PMAQI
6th Jul 2025567 PMAQI
6th Jul 2025568 PMAQI
6th Jul 2025559 PMAQI
6th Jul 20255610 PMAQI
6th Jul 20255611 PMAQI
7th Jul 20255612 AMAQI
7th Jul 2025521 AMAQI
7th Jul 2025522 AMAQI
7th Jul 2025543 AMAQI
7th Jul 2025554 AMAQI

28°C22/34°C

7th Jul 2025565 AMAQI
7th Jul 2025566 AMAQI
7th Jul 2025577 AMAQI
7th Jul 2025618 AMAQI
7th Jul 2025619 AMAQI
7th Jul 20256210 AMAQI
7th Jul 20255611 AMAQI
7th Jul 20256012 PMAQI
7th Jul 2025611 PMAQI
7th Jul 2025642 PMAQI
7th Jul 2025583 PMAQI
7th Jul 2025564 PMAQI
7th Jul 2025575 PMAQI
7th Jul 2025636 PMAQI
7th Jul 2025587 PMAQI
7th Jul 2025558 PMAQI
7th Jul 2025579 PMAQI
7th Jul 20255610 PMAQI
7th Jul 20255711 PMAQI
8th Jul 20255812 AMAQI
8th Jul 2025561 AMAQI
8th Jul 2025572 AMAQI
8th Jul 2025563 AMAQI
8th Jul 2025574 AMAQI

27°C21/34°C

8th Jul 2025575 AMAQI
8th Jul 2025586 AMAQI
8th Jul 2025587 AMAQI
8th Jul 2025658 AMAQI
8th Jul 2025759 AMAQI
8th Jul 20256810 AMAQI
8th Jul 20256611 AMAQI
8th Jul 20256612 PMAQI
8th Jul 2025661 PMAQI
8th Jul 2025722 PMAQI
8th Jul 2025753 PMAQI
8th Jul 2025724 PMAQI
8th Jul 2025705 PMAQI
8th Jul 2025556 PMAQI
8th Jul 2025537 PMAQI
8th Jul 2025548 PMAQI
8th Jul 2025589 PMAQI
8th Jul 20255710 PMAQI
8th Jul 20255811 PMAQI
9th Jul 20256012 AMAQI
9th Jul 2025581 AMAQI
9th Jul 2025572 AMAQI
9th Jul 2025583 AMAQI
9th Jul 2025614 AMAQI

27°C22/32°C

9th Jul 2025605 AMAQI
9th Jul 2025606 AMAQI
9th Jul 2025607 AMAQI
9th Jul 2025698 AMAQI
9th Jul 2025749 AMAQI
9th Jul 20258010 AMAQI
9th Jul 20257211 AMAQI
9th Jul 20257012 PMAQI
9th Jul 2025681 PMAQI
9th Jul 2025662 PMAQI
9th Jul 2025653 PMAQI
9th Jul 2025624 PMAQI
9th Jul 2025615 PMAQI
9th Jul 2025586 PMAQI
9th Jul 2025577 PMAQI
9th Jul 2025578 PMAQI
9th Jul 2025599 PMAQI
9th Jul 20255810 PMAQI
9th Jul 20256011 PMAQI
10th Jul 20255812 AMAQI
10th Jul 2025591 AMAQI
10th Jul 2025592 AMAQI
10th Jul 2025603 AMAQI
10th Jul 2025604 AMAQI

27°C22/33°C

10th Jul 2025605 AMAQI
10th Jul 2025606 AMAQI
10th Jul 2025607 AMAQI
10th Jul 2025608 AMAQI
10th Jul 2025579 AMAQI
10th Jul 20255710 AMAQI
10th Jul 20255511 AMAQI
10th Jul 20255512 PMAQI
10th Jul 2025531 PMAQI
10th Jul 2025512 PMAQI
10th Jul 2025543 PMAQI
10th Jul 2025494 PMAQI
10th Jul 2025475 PMAQI
10th Jul 2025436 PMAQI
10th Jul 2025507 PMAQI
10th Jul 2025558 PMAQI
10th Jul 2025559 PMAQI
10th Jul 20255510 PMAQI
10th Jul 20255711 PMAQI
11th Jul 20255712 AMAQI
11th Jul 2025611 AMAQI
11th Jul 2025632 AMAQI
11th Jul 2025593 AMAQI
11th Jul 2025584 AMAQI

26°C22/31°C

11th Jul 2025585 AMAQI
11th Jul 2025596 AMAQI
11th Jul 2025587 AMAQI
11th Jul 2025588 AMAQI
11th Jul 2025629 AMAQI
11th Jul 20256310 AMAQI
11th Jul 20256511 AMAQI
11th Jul 20256412 PMAQI
11th Jul 2025661 PMAQI
11th Jul 2025652 PMAQI
11th Jul 2025603 PMAQI
11th Jul 2025604 PMAQI
11th Jul 2025605 PMAQI
11th Jul 2025626 PMAQI
11th Jul 2025627 PMAQI
11th Jul 2025608 PMAQI
11th Jul 2025609 PMAQI
11th Jul 20256210 PMAQI
11th Jul 20256111 PMAQI
12th Jul 20256212 AMAQI
12th Jul 2025591 AMAQI
12th Jul 2025582 AMAQI
12th Jul 2025593 AMAQI
12th Jul 2025604 AMAQI

26°C21/32°C

12th Jul 2025605 AMAQI
12th Jul 2025606 AMAQI
12th Jul 2025597 AMAQI
12th Jul 2025698 AMAQI
12th Jul 2025729 AMAQI
12th Jul 20257610 AMAQI
12th Jul 20257511 AMAQI
12th Jul 20257112 PMAQI
12th Jul 2025701 PMAQI
12th Jul 2025692 PMAQI
12th Jul 2025703 PMAQI
12th Jul 2025694 PMAQI
12th Jul 2025675 PMAQI
12th Jul 2025696 PMAQI
12th Jul 2025607 PMAQI
12th Jul 2025628 PMAQI
12th Jul 2025629 PMAQI
12th Jul 20256310 PMAQI
12th Jul 20256311 PMAQI
13th Jul 20256412 AMAQI
13th Jul 2025601 AMAQI
13th Jul 2025592 AMAQI
13th Jul 2025603 AMAQI
13th Jul 2025624 AMAQI

26°C21/30°C

13th Jul 2025625 AMAQI
13th Jul 2025626 AMAQI
13th Jul 2025627 AMAQI
13th Jul 2025698 AMAQI
13th Jul 2025759 AMAQI
13th Jul 20258810 AMAQI
13th Jul 20258111 AMAQI
13th Jul 20256812 PMAQI
13th Jul 2025611 PMAQI
13th Jul 2025582 PMAQI
13th Jul 2025563 PMAQI
13th Jul 2025544 PMAQI
13th Jul 2025525 PMAQI
13th Jul 2025506 PMAQI
13th Jul 2025547 PMAQI
13th Jul 2025608 PMAQI
13th Jul 2025609 PMAQI
13th Jul 20256210 PMAQI
13th Jul 20256011 PMAQI
14th Jul 20256012 AMAQI
14th Jul 2025601 AMAQI
14th Jul 2025602 AMAQI
14th Jul 2025603 AMAQI
14th Jul 2025624 AMAQI

26°C22/33°C

14th Jul 2025625 AMAQI
14th Jul 2025626 AMAQI
14th Jul 2025627 AMAQI
14th Jul 2025618 AMAQI
14th Jul 2025619 AMAQI
14th Jul 20256110 AMAQI
14th Jul 20256211 AMAQI
14th Jul 20256112 PMAQI
14th Jul 2025601 PMAQI
14th Jul 2025602 PMAQI
14th Jul 2025593 PMAQI
14th Jul 2025554 PMAQI
14th Jul 2025575 PMAQI
14th Jul 2025606 PMAQI
14th Jul 2025647 PMAQI
14th Jul 2025618 PMAQI
14th Jul 2025609 PMAQI
14th Jul 20256110 PMAQI
14th Jul 20256211 PMAQI
15th Jul 20256212 AMAQI
15th Jul 2025601 AMAQI
15th Jul 2025612 AMAQI
15th Jul 2025613 AMAQI
15th Jul 2025624 AMAQI

28°C23/34°C

15th Jul 2025615 AMAQI
15th Jul 2025616 AMAQI
15th Jul 2025617 AMAQI
15th Jul 2025608 AMAQI
15th Jul 2025609 AMAQI
15th Jul 20255810 AMAQI
15th Jul 20255511 AMAQI
15th Jul 20255712 PMAQI
15th Jul 2025571 PMAQI
15th Jul 2025542 PMAQI
15th Jul 2025563 PMAQI
15th Jul 2025544 PMAQI
15th Jul 2025555 PMAQI
15th Jul 2025566 PMAQI
15th Jul 2025527 PMAQI
15th Jul 2025578 PMAQI
15th Jul 2025589 PMAQI
15th Jul 20255810 PMAQI
15th Jul 20255811 PMAQI
16th Jul 20255912 AMAQI
16th Jul 2025581 AMAQI
16th Jul 2025592 AMAQI
16th Jul 2025603 AMAQI
16th Jul 2025614 AMAQI

29°C23/35°C

16th Jul 2025605 AMAQI
16th Jul 2025616 AMAQI
16th Jul 2025607 AMAQI
16th Jul 2025578 AMAQI
16th Jul 2025579 AMAQI
16th Jul 20255710 AMAQI
16th Jul 20255611 AMAQI
16th Jul 20255612 PMAQI
16th Jul 2025571 PMAQI
16th Jul 2025572 PMAQI
16th Jul 2025553 PMAQI
16th Jul 2025554 PMAQI
16th Jul 2025565 PMAQI
16th Jul 2025546 PMAQI
16th Jul 2025547 PMAQI
16th Jul 2025558 PMAQI
16th Jul 2025579 PMAQI
16th Jul 20255710 PMAQI
16th Jul 20255811 PMAQI
17th Jul 20255812 AMAQI
17th Jul 2025601 AMAQI
17th Jul 2025602 AMAQI
17th Jul 2025603 AMAQI
17th Jul 2025604 AMAQI

30°C25/35°C

17th Jul 2025605 AMAQI
17th Jul 2025606 AMAQI
17th Jul 2025607 AMAQI
17th Jul 2025608 AMAQI
17th Jul 2025589 AMAQI
17th Jul 20256010 AMAQI
17th Jul 20256111 AMAQI
17th Jul 20256112 PMAQI
17th Jul 2025571 PMAQI
17th Jul 2025582 PMAQI
17th Jul 2025563 PMAQI
17th Jul 2025564 PMAQI
17th Jul 2025605 PMAQI
17th Jul 2025576 PMAQI
17th Jul 2025607 PMAQI
17th Jul 2025608 PMAQI
17th Jul 2025609 PMAQI
17th Jul 20256010 PMAQI
17th Jul 20256011 PMAQI
18th Jul 20256412 AMAQI
18th Jul 2025631 AMAQI
18th Jul 2025642 AMAQI
18th Jul 2025603 AMAQI
18th Jul 2025604 AMAQI

29°C25/36°C

18th Jul 2025595 AMAQI
18th Jul 2025606 AMAQI
18th Jul 2025607 AMAQI
18th Jul 2025658 AMAQI
18th Jul 2025729 AMAQI
18th Jul 20256810 AMAQI
18th Jul 20256611 AMAQI
18th Jul 20256212 PMAQI
18th Jul 2025591 PMAQI
18th Jul 2025442 PMAQI
18th Jul 2025403 PMAQI
18th Jul 2025524 PMAQI
18th Jul 2025545 PMAQI
18th Jul 2025546 PMAQI
18th Jul 2025567 PMAQI
18th Jul 2025588 PMAQI
18th Jul 2025589 PMAQI
18th Jul 20255810 PMAQI
18th Jul 20255811 PMAQI
19th Jul 20256012 AMAQI
19th Jul 2025641 AMAQI
19th Jul 2025652 AMAQI
19th Jul 2025603 AMAQI
19th Jul 2025614 AMAQI

29°C25/35°C

19th Jul 2025625 AMAQI
19th Jul 2025626 AMAQI
19th Jul 2025627 AMAQI
19th Jul 2025598 AMAQI
19th Jul 2025609 AMAQI
19th Jul 20255910 AMAQI
19th Jul 20256111 AMAQI
19th Jul 20255812 PMAQI
19th Jul 2025581 PMAQI
19th Jul 2025642 PMAQI
19th Jul 2025663 PMAQI
19th Jul 2025634 PMAQI
19th Jul 2025605 PMAQI
19th Jul 2025616 PMAQI
19th Jul 2025647 PMAQI
19th Jul 2025628 PMAQI
19th Jul 2025689 PMAQI
19th Jul 20256810 PMAQI
19th Jul 20256811 PMAQI
20th Jul 20256012 AMAQI
20th Jul 2025601 AMAQI
20th Jul 2025612 AMAQI
20th Jul 2025613 AMAQI
20th Jul 2025614 AMAQI

28°C24/35°C

20th Jul 2025625 AMAQI
20th Jul 2025626 AMAQI
20th Jul 2025617 AMAQI
20th Jul 2025648 AMAQI
20th Jul 2025709 AMAQI
20th Jul 20256210 AMAQI
20th Jul 20256411 AMAQI
20th Jul 20256712 PMAQI
20th Jul 2025681 PMAQI
20th Jul 2025652 PMAQI
20th Jul 2025623 PMAQI
20th Jul 2025584 PMAQI
20th Jul 2025585 PMAQI
20th Jul 2025576 PMAQI
20th Jul 2025607 PMAQI
20th Jul 2025618 PMAQI
20th Jul 2025609 PMAQI
20th Jul 20256110 PMAQI
20th Jul 20255811 PMAQI
21st Jul 20255712 AMAQI
21st Jul 2025601 AMAQI
21st Jul 2025612 AMAQI
21st Jul 2025623 AMAQI
21st Jul 2025614 AMAQI

27°C22/32°C

21st Jul 2025605 AMAQI
21st Jul 2025616 AMAQI
21st Jul 2025617 AMAQI
21st Jul 2025518 AMAQI
21st Jul 2025479 AMAQI
21st Jul 20254010 AMAQI
21st Jul 20254811 AMAQI
21st Jul 20254712 PMAQI
21st Jul 2025531 PMAQI
21st Jul 2025522 PMAQI
21st Jul 2025433 PMAQI
21st Jul 2025424 PMAQI
21st Jul 2025365 PMAQI
21st Jul 2025356 PMAQI
21st Jul 2025477 PMAQI
21st Jul 2025538 PMAQI
21st Jul 2025529 PMAQI
21st Jul 20255410 PMAQI
21st Jul 20255411 PMAQI
22nd Jul 20255412 AMAQI
22nd Jul 2025601 AMAQI
22nd Jul 2025592 AMAQI
22nd Jul 2025593 AMAQI
22nd Jul 2025584 AMAQI

25°C23/29°C

22nd Jul 2025585 AMAQI
22nd Jul 2025586 AMAQI
22nd Jul 2025587 AMAQI
22nd Jul 2025318 AMAQI
22nd Jul 2025229 AMAQI
22nd Jul 20252910 AMAQI
22nd Jul 20253211 AMAQI
22nd Jul 20253112 PMAQI
22nd Jul 2025361 PMAQI
22nd Jul 2025362 PMAQI
22nd Jul 2025333 PMAQI
22nd Jul 2025384 PMAQI
22nd Jul 2025345 PMAQI
22nd Jul 2025466 PMAQI
22nd Jul 2025387 PMAQI
22nd Jul 2025538 PMAQI
22nd Jul 2025529 PMAQI
22nd Jul 20255210 PMAQI
22nd Jul 20254911 PMAQI
23rd Jul 20255212 AMAQI
23rd Jul 2025581 AMAQI
23rd Jul 2025582 AMAQI
23rd Jul 2025563 AMAQI
23rd Jul 2025544 AMAQI

25°C22/29°C

23rd Jul 2025545 AMAQI
23rd Jul 2025546 AMAQI
23rd Jul 2025547 AMAQI
23rd Jul 2025468 AMAQI
23rd Jul 2025529 AMAQI
23rd Jul 20254810 AMAQI
23rd Jul 20254511 AMAQI
23rd Jul 20253612 PMAQI
23rd Jul 2025351 PMAQI
23rd Jul 2025362 PMAQI
23rd Jul 2025343 PMAQI
23rd Jul 2025334 PMAQI
23rd Jul 2025345 PMAQI
23rd Jul 2025356 PMAQI
23rd Jul 2025457 PMAQI
23rd Jul 2025528 PMAQI
23rd Jul 2025539 PMAQI
23rd Jul 20255210 PMAQI
23rd Jul 20255411 PMAQI
24th Jul 20255112 AMAQI
24th Jul 2025531 AMAQI
24th Jul 2025542 AMAQI
24th Jul 2025543 AMAQI
24th Jul 2025524 AMAQI

24°C22/27°C

24th Jul 2025525 AMAQI
24th Jul 2025526 AMAQI
24th Jul 2025537 AMAQI
24th Jul 2025418 AMAQI
24th Jul 2025429 AMAQI
24th Jul 20254410 AMAQI
24th Jul 20255411 AMAQI
24th Jul 20255212 PMAQI
24th Jul 2025451 PMAQI
24th Jul 2025472 PMAQI
24th Jul 2025523 PMAQI
24th Jul 2025434 PMAQI
24th Jul 2025455 PMAQI
24th Jul 2025506 PMAQI
24th Jul 2025517 PMAQI
24th Jul 2025508 PMAQI
24th Jul 2025539 PMAQI
24th Jul 20255210 PMAQI
24th Jul 20255511 PMAQI
25th Jul 20255212 AMAQI
25th Jul 2025521 AMAQI
25th Jul 2025522 AMAQI
25th Jul 2025523 AMAQI
25th Jul 2025524 AMAQI

25°C22/30°C

25th Jul 2025525 AMAQI
25th Jul 2025526 AMAQI
25th Jul 2025527 AMAQI
25th Jul 2025428 AMAQI
25th Jul 2025509 AMAQI
25th Jul 20255710 AMAQI
25th Jul 20255011 AMAQI
25th Jul 20253312 PMAQI
25th Jul 2025411 PMAQI
25th Jul 2025472 PMAQI
25th Jul 2025463 PMAQI
25th Jul 2025384 PMAQI
25th Jul 2025425 PMAQI
25th Jul 2025466 PMAQI
25th Jul 2025467 PMAQI
25th Jul 2025518 PMAQI
25th Jul 2025529 PMAQI
25th Jul 20255510 PMAQI
25th Jul 20255411 PMAQI
26th Jul 20255712 AMAQI
26th Jul 2025521 AMAQI
26th Jul 2025522 AMAQI
26th Jul 2025523 AMAQI
26th Jul 2025524 AMAQI

27°C22/34°C

26th Jul 2025525 AMAQI
26th Jul 2025516 AMAQI
26th Jul 2025517 AMAQI
26th Jul 2025638 AMAQI
26th Jul 2025689 AMAQI
26th Jul 20256610 AMAQI
26th Jul 20257211 AMAQI
26th Jul 20256212 PMAQI
26th Jul 2025581 PMAQI
26th Jul 2025462 PMAQI
26th Jul 2025513 PMAQI
26th Jul 2025484 PMAQI
26th Jul 2025355 PMAQI
26th Jul 2025406 PMAQI
26th Jul 2025467 PMAQI
26th Jul 2025548 PMAQI
26th Jul 2025609 PMAQI
26th Jul 20255610 PMAQI
26th Jul 20255811 PMAQI
27th Jul 20255612 AMAQI
27th Jul 2025521 AMAQI
27th Jul 2025522 AMAQI
27th Jul 2025533 AMAQI
27th Jul 2025544 AMAQI

28°C22/35°C

27th Jul 2025545 AMAQI
27th Jul 2025546 AMAQI
27th Jul 2025547 AMAQI
27th Jul 2025608 AMAQI
27th Jul 2025749 AMAQI
27th Jul 20257310 AMAQI
27th Jul 20256811 AMAQI
27th Jul 20257012 PMAQI
27th Jul 2025661 PMAQI
27th Jul 2025542 PMAQI
27th Jul 2025543 PMAQI
27th Jul 2025544 PMAQI
27th Jul 2025485 PMAQI
27th Jul 2025446 PMAQI
27th Jul 2025477 PMAQI
27th Jul 2025528 PMAQI
27th Jul 2025549 PMAQI
27th Jul 20255510 PMAQI
27th Jul 20255411 PMAQI
28th Jul 20255512 AMAQI
28th Jul 2025541 AMAQI
28th Jul 2025542 AMAQI
28th Jul 2025543 AMAQI
28th Jul 2025564 AMAQI

28°C22/35°C

28th Jul 2025565 AMAQI
28th Jul 2025576 AMAQI
28th Jul 2025567 AMAQI
28th Jul 2025588 AMAQI
28th Jul 2025569 AMAQI
28th Jul 20255610 AMAQI
28th Jul 20255311 AMAQI
28th Jul 20255112 PMAQI
28th Jul 2025531 PMAQI
28th Jul 2025502 PMAQI
28th Jul 2025493 PMAQI
28th Jul 2025484 PMAQI
28th Jul 2025455 PMAQI
28th Jul 2025446 PMAQI
28th Jul 2025507 PMAQI
28th Jul 2025578 PMAQI
28th Jul 2025569 PMAQI
28th Jul 20255610 PMAQI
28th Jul 20255711 PMAQI
29th Jul 20255312 AMAQI
29th Jul 2025551 AMAQI
29th Jul 2025552 AMAQI
29th Jul 2025553 AMAQI
29th Jul 2025554 AMAQI

27°C23/33°C

29th Jul 2025555 AMAQI
29th Jul 2025556 AMAQI
29th Jul 2025557 AMAQI
29th Jul 2025558 AMAQI
29th Jul 2025609 AMAQI
29th Jul 20256510 AMAQI
29th Jul 20258211 AMAQI
29th Jul 20257012 PMAQI
29th Jul 2025671 PMAQI
29th Jul 2025602 PMAQI
29th Jul 2025493 PMAQI
29th Jul 2025484 PMAQI
29th Jul 2025505 PMAQI
29th Jul 2025476 PMAQI
29th Jul 2025487 PMAQI
29th Jul 2025538 PMAQI
29th Jul 2025539 PMAQI
29th Jul 20255810 PMAQI
29th Jul 20255811 PMAQI
30th Jul 20255712 AMAQI
30th Jul 2025551 AMAQI
30th Jul 2025552 AMAQI
30th Jul 2025553 AMAQI
30th Jul 2025574 AMAQI

28°C22/35°C

30th Jul 2025565 AMAQI
30th Jul 2025566 AMAQI
30th Jul 2025567 AMAQI
30th Jul 2025598 AMAQI
30th Jul 2025679 AMAQI
30th Jul 20256710 AMAQI
30th Jul 20255911 AMAQI
30th Jul 20255912 PMAQI
30th Jul 2025551 PMAQI
30th Jul 2025492 PMAQI
30th Jul 2025443 PMAQI
30th Jul 2025504 PMAQI
30th Jul 2025535 PMAQI
30th Jul 2025566 PMAQI
30th Jul 2025557 PMAQI
30th Jul 2025548 PMAQI
30th Jul 2025549 PMAQI
30th Jul 20256010 PMAQI
30th Jul 20255911 PMAQI
31st Jul 20255612 AMAQI
31st Jul 2025561 AMAQI
31st Jul 2025552 AMAQI
31st Jul 2025563 AMAQI
31st Jul 2025564 AMAQI

28°C24/35°C

31st Jul 2025565 AMAQI
31st Jul 2025566 AMAQI
31st Jul 2025567 AMAQI
31st Jul 2025568 AMAQI
31st Jul 2025569 AMAQI
31st Jul 20255810 AMAQI
31st Jul 20256111 AMAQI
31st Jul 20256112 PMAQI
31st Jul 2025581 PMAQI
31st Jul 2025602 PMAQI
31st Jul 2025563 PMAQI
31st Jul 2025534 PMAQI
31st Jul 2025575 PMAQI
31st Jul 2025546 PMAQI
31st Jul 2025537 PMAQI
31st Jul 2025548 PMAQI
31st Jul 2025579 PMAQI
31st Jul 20255810 PMAQI
31st Jul 20255911 PMAQI
1st Aug 20256212 AMAQI
1st Aug 2025561 AMAQI
1st Aug 2025562 AMAQI
1st Aug 2025563 AMAQI
1st Aug 2025564 AMAQI

28°C23/35°C

1st Aug 2025565 AMAQI
1st Aug 2025576 AMAQI
1st Aug 2025557 AMAQI
1st Aug 2025668 AMAQI
1st Aug 2025659 AMAQI
1st Aug 20256610 AMAQI
1st Aug 20257511 AMAQI
1st Aug 20257012 PMAQI
1st Aug 2025681 PMAQI
1st Aug 2025622 PMAQI
1st Aug 2025643 PMAQI
1st Aug 2025624 PMAQI
1st Aug 2025605 PMAQI
1st Aug 2025616 PMAQI
1st Aug 2025597 PMAQI
1st Aug 2025608 PMAQI
1st Aug 2025659 PMAQI
1st Aug 20256510 PMAQI
1st Aug 20256611 PMAQI
2nd Aug 20256212 AMAQI
2nd Aug 2025561 AMAQI
2nd Aug 2025562 AMAQI
2nd Aug 2025583 AMAQI
2nd Aug 2025604 AMAQI

28°C22/34°C

2nd Aug 2025595 AMAQI
2nd Aug 2025596 AMAQI
2nd Aug 2025597 AMAQI
2nd Aug 2025728 AMAQI
2nd Aug 2025779 AMAQI
2nd Aug 20258010 AMAQI
2nd Aug 20258011 AMAQI
2nd Aug 20258012 PMAQI
2nd Aug 2025811 PMAQI
2nd Aug 2025762 PMAQI
2nd Aug 2025693 PMAQI
2nd Aug 2025694 PMAQI
2nd Aug 2025695 PMAQI
2nd Aug 2025646 PMAQI
2nd Aug 2025647 PMAQI
2nd Aug 2025638 PMAQI
2nd Aug 2025629 PMAQI
2nd Aug 20256510 PMAQI
2nd Aug 20256911 PMAQI
3rd Aug 20256412 AMAQI
3rd Aug 2025601 AMAQI
3rd Aug 2025592 AMAQI
3rd Aug 2025613 AMAQI
3rd Aug 2025624 AMAQI

--°C/°C

3rd Aug 2025625 AMAQI
5 AM
3rd Aug 2025626 AMAQI
3rd Aug 2025637 AMAQI
12 PM
7 PM
12 AM
4 AM

--°C/°C

Day time
Avg. Highest Time
5 AM - 7 PM

57AQI

15 hours / Day
450 hours / Month
Avg. Lowest Time
12 PM - 7 PM

55AQI

8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 7 PM (Avg. 57), while the lowest AQI was between 12 PM to 7 PM (Avg. 55).
Night time
Avg. Highest Time
12 AM - 11 PM

57AQI

9 hours / Day
270 hours / Month
Avg. Lowest Time
12 AM - 11 PM

57AQI

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. 57), while the lowest AQI was between 12 AM to 11 PM (Avg. 57).

2025 Days Vs Air Quality

Yuejin Reservoir, Qianzhou, Hunan, China

2025

9%

19

70%

150

16%

34

5%

11

Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)

Good
19 Days
Moderate
150 Days
Poor
34 Days
Unhealthy
11 Days
Severe
0 Days
Hazardous
0 Days

Under WHO’s Safe Air Quality Limits: 9%

Health Risk Level:

Extreme

In 2025, 9% of 215 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

Yuejin Reservoir, Qianzhou, Hunan, 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
130AQI
2nd January 2025
76AQI
3rd January 2025
125AQI
4th January 2025
194AQI
5th January 2025
170AQI
6th January 2025
166AQI
7th January 2025
147AQI
8th January 2025
124AQI
9th January 2025
115AQI
10th January 2025
137AQI
11th January 2025
126AQI
12th January 2025
130AQI
13th January 2025
143AQI
14th January 2025
137AQI
15th January 2025
137AQI
16th January 2025
135AQI
17th January 2025
143AQI
18th January 2025
153AQI
19th January 2025
148AQI
20th January 2025
151AQI
21st January 2025
167AQI
22nd January 2025
182AQI
23rd January 2025
200AQI
24th January 2025
155AQI
25th January 2025
98AQI
26th January 2025
96AQI
27th January 2025
99AQI
28th January 2025
135AQI
29th January 2025
169AQI
30th January 2025
159AQI
31st January 2025
122AQI
1st February 2025
99AQI
2nd February 2025
98AQI
3rd February 2025
97AQI
4th February 2025
98AQI
5th February 2025
118AQI
6th February 2025
112AQI
7th February 2025
105AQI
8th February 2025
91AQI
9th February 2025
91AQI
10th February 2025
90AQI
11th February 2025
106AQI
12th February 2025
128AQI
13th February 2025
103AQI
14th February 2025
93AQI
15th February 2025
96AQI
16th February 2025
98AQI
17th February 2025
82AQI
18th February 2025
86AQI
19th February 2025
85AQI
20th February 2025
96AQI
21st February 2025
134AQI
22nd February 2025
74AQI
23rd February 2025
121AQI
24th February 2025
126AQI
25th February 2025
102AQI
26th February 2025
95AQI
27th February 2025
87AQI
28th February 2025
89AQI
1st March 2025
82AQI
2nd March 2025
90AQI
3rd March 2025
49AQI
4th March 2025
69AQI
5th March 2025
57AQI
6th March 2025
70AQI
7th March 2025
69AQI
8th March 2025
72AQI
9th March 2025
80AQI
10th March 2025
80AQI
11th March 2025
87AQI
12th March 2025
95AQI
13th March 2025
98AQI
14th March 2025
69AQI
15th March 2025
70AQI
16th March 2025
73AQI
17th March 2025
79AQI
18th March 2025
69AQI
19th March 2025
74AQI
20th March 2025
75AQI
21st March 2025
86AQI
22nd March 2025
102AQI
23rd March 2025
106AQI
24th March 2025
108AQI
25th March 2025
91AQI
26th March 2025
72AQI
27th March 2025
78AQI
28th March 2025
70AQI
29th March 2025
70AQI
30th March 2025
65AQI
31st March 2025
67AQI
1st April 2025
66AQI
2nd April 2025
70AQI
3rd April 2025
71AQI
4th April 2025
73AQI
5th April 2025
76AQI
6th April 2025
96AQI
7th April 2025
98AQI
8th April 2025
102AQI
9th April 2025
95AQI
10th April 2025
96AQI
11th April 2025
90AQI
12th April 2025
93AQI
13th April 2025
116AQI
14th April 2025
102AQI
15th April 2025
102AQI
16th April 2025
106AQI
17th April 2025
97AQI
18th April 2025
95AQI
19th April 2025
75AQI
20th April 2025
83AQI
21st April 2025
74AQI
22nd April 2025
76AQI
23rd April 2025
77AQI
24th April 2025
72AQI
25th April 2025
76AQI
26th April 2025
74AQI
27th April 2025
71AQI
28th April 2025
76AQI
29th April 2025
82AQI
30th April 2025
71AQI
1st May 2025
77AQI
2nd May 2025
86AQI
3rd May 2025
85AQI
4th May 2025
81AQI
5th May 2025
79AQI
6th May 2025
87AQI
7th May 2025
86AQI
8th May 2025
75AQI
9th May 2025
77AQI
10th May 2025
76AQI
11th May 2025
75AQI
12th May 2025
78AQI
13th May 2025
78AQI
14th May 2025
88AQI
15th May 2025
82AQI
16th May 2025
78AQI
17th May 2025
80AQI
18th May 2025
79AQI
19th May 2025
80AQI
20th May 2025
72AQI
21st May 2025
71AQI
22nd May 2025
65AQI
23rd May 2025
71AQI
24th May 2025
80AQI
25th May 2025
80AQI
26th May 2025
75AQI
27th May 2025
74AQI
28th May 2025
67AQI
29th May 2025
67AQI
30th May 2025
63AQI
31st May 2025
63AQI
1st June 2025
60AQI
2nd June 2025
64AQI
3rd June 2025
68AQI
4th June 2025
76AQI
5th June 2025
71AQI
6th June 2025
73AQI
7th June 2025
68AQI
8th June 2025
67AQI
9th June 2025
67AQI
10th June 2025
71AQI
11th June 2025
70AQI
12th June 2025
70AQI
13th June 2025
69AQI
14th June 2025
64AQI
15th June 2025
68AQI
16th June 2025
66AQI
17th June 2025
62AQI
18th June 2025
55AQI
19th June 2025
53AQI
20th June 2025
52AQI
21st June 2025
46AQI
22nd June 2025
37AQI
23rd June 2025
38AQI
24th June 2025
43AQI
25th June 2025
46AQI
26th June 2025
48AQI
27th June 2025
48AQI
28th June 2025
49AQI
29th June 2025
47AQI
30th June 2025
48AQI
1st July 2025
47AQI
2nd July 2025
39AQI
3rd July 2025
43AQI
4th July 2025
47AQI
5th July 2025
51AQI
6th July 2025
55AQI
7th July 2025
57AQI
8th July 2025
61AQI
9th July 2025
62AQI
10th July 2025
55AQI
11th July 2025
61AQI
12th July 2025
64AQI
13th July 2025
62AQI
14th July 2025
61AQI
15th July 2025
58AQI
16th July 2025
57AQI
17th July 2025
59AQI
18th July 2025
59AQI
19th July 2025
62AQI
20th July 2025
61AQI
21st July 2025
52AQI
22nd July 2025
46AQI
23rd July 2025
48AQI
24th July 2025
50AQI
25th July 2025
49AQI
26th July 2025
53AQI
27th July 2025
56AQI
28th July 2025
53AQI
29th July 2025
56AQI
30th July 2025
56AQI
31st July 2025
57AQI
1st August 2025
62AQI
2nd August 2025
63AQI

141AQI

100AQI

78AQI

85AQI

77AQI

59AQI

55AQI

63AQI

No. of days

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

202585AQI

4
16
11
18
10
1
27
3
25
5
31
10
20
8
23
2
19
150
34
11

Highest AQI recorded in

January

141AQI

Lowest AQI recorded in

July

55AQI

202475AQI

7
9
1
2
1
3
9
6
24
24
7
11
20
26
3
1
29
1
30
4
19
8
45
153
30
17

Highest AQI recorded in

January

150AQI

Lowest AQI recorded in

July

47AQI

2023102AQI

3
2
14
10
5
2
17
10
5

Highest AQI recorded in

December

105AQI

Lowest AQI recorded in

November

81AQI

202184AQI

1
9
21
4
19
5
9
8
14
36
26

Highest AQI recorded in

January

110AQI

Lowest AQI recorded in

March

49AQI

202063AQI

4
5
4
5
14
2
2
16
19
9
18
5
22
8
13
13
5
7
18
5
16
14
1
90
104
30
1

Highest AQI recorded in

December

103AQI

Lowest AQI recorded in

September

39AQI

Most & Least Polluted Years Over the Last 5 Years

Most Polluted Year Recorded
2023(Avg.)
102AQI
Least Polluted Year Recorded
2020(Avg.)
63AQI

Yuejin Reservoir's annual 2025 AQI (85) shows an average percentage change of 7.3% (worsened AQI) compared to previous years: 2020 (63), 2021 (84), 2023 (102), 2024 (75).