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+
September Air Quality Analysis
Yuejin Reservoir, Qianzhou, Hunan, China
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
27th Sep 2024
108AQILowest AQI recorded on
11th Sep 2025
52AQISame Day Analysis (18th September ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 55 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 18th Sep - 19th Sep 2025
Yuejin Reservoir, Qianzhou, Hunan, China
AQI
Day
Night
.
6 AM18th Sep 2025
7 PM
5 AM19th Sep 2025
Day time
Avg. Highest Time
6AM18th Sep
57AQI
Avg. Lowest Time
1PM18th Sep
48AQI
Night time
Avg. Highest Time
1AM19th Sep
59AQI
Avg. Lowest Time
11PM18th Sep
52AQI
In the last 24 hours,
Yuejin Reservoir's AQI reached its highest point of 59 at 1 AM during the Night, while the lowest point, 48, was recorded at 1 PM during the Day between 18th Sep and 19th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Yuejin Reservoir, Qianzhou, Hunan, China
AugSep
20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th
Day
Night
20th Aug 2025536 AMAQI
20th Aug 2025537 AMAQI
20th Aug 2025508 AMAQI
20th Aug 2025529 AMAQI
20th Aug 20254510 AMAQI
20th Aug 20254211 AMAQI
20th Aug 20253212 PMAQI
20th Aug 2025321 PMAQI
20th Aug 2025412 PMAQI
20th Aug 2025263 PMAQI
20th Aug 2025284 PMAQI
20th Aug 2025255 PMAQI
20th Aug 2025246 PMAQI
20th Aug 2025417 PMAQI
20th Aug 2025528 PMAQI
20th Aug 2025549 PMAQI
20th Aug 20255110 PMAQI
20th Aug 20254911 PMAQI
21st Aug 20254712 AMAQI
21st Aug 2025521 AMAQI
21st Aug 2025522 AMAQI
21st Aug 2025513 AMAQI
21st Aug 2025504 AMAQI
21st Aug 2025525 AMAQI
25°C22/30°C
21st Aug 2025506 AMAQI
21st Aug 2025517 AMAQI
21st Aug 2025468 AMAQI
21st Aug 2025489 AMAQI
21st Aug 20254210 AMAQI
21st Aug 20255011 AMAQI
21st Aug 20254712 PMAQI
21st Aug 2025461 PMAQI
21st Aug 2025442 PMAQI
21st Aug 2025393 PMAQI
21st Aug 2025404 PMAQI
21st Aug 2025385 PMAQI
21st Aug 2025356 PMAQI
21st Aug 2025407 PMAQI
21st Aug 2025458 PMAQI
21st Aug 2025449 PMAQI
21st Aug 20255310 PMAQI
21st Aug 20254511 PMAQI
22nd Aug 20254912 AMAQI
22nd Aug 2025511 AMAQI
22nd Aug 2025502 AMAQI
22nd Aug 2025493 AMAQI
22nd Aug 2025494 AMAQI
22nd Aug 2025485 AMAQI
25°C22/29°C
22nd Aug 2025506 AMAQI
22nd Aug 2025497 AMAQI
22nd Aug 2025468 AMAQI
22nd Aug 2025329 AMAQI
22nd Aug 20254610 AMAQI
22nd Aug 20255111 AMAQI
22nd Aug 20254012 PMAQI
22nd Aug 2025341 PMAQI
22nd Aug 2025352 PMAQI
22nd Aug 2025343 PMAQI
22nd Aug 2025344 PMAQI
22nd Aug 2025345 PMAQI
22nd Aug 2025336 PMAQI
22nd Aug 2025387 PMAQI
22nd Aug 2025528 PMAQI
22nd Aug 2025439 PMAQI
22nd Aug 20254510 PMAQI
22nd Aug 20254611 PMAQI
23rd Aug 20254812 AMAQI
23rd Aug 2025491 AMAQI
23rd Aug 2025512 AMAQI
23rd Aug 2025473 AMAQI
23rd Aug 2025464 AMAQI
23rd Aug 2025485 AMAQI
24°C21/29°C
23rd Aug 2025476 AMAQI
23rd Aug 2025487 AMAQI
23rd Aug 2025558 AMAQI
23rd Aug 2025609 AMAQI
23rd Aug 20255610 AMAQI
23rd Aug 20255811 AMAQI
23rd Aug 20255012 PMAQI
23rd Aug 2025491 PMAQI
23rd Aug 2025442 PMAQI
23rd Aug 2025443 PMAQI
23rd Aug 2025494 PMAQI
23rd Aug 2025505 PMAQI
23rd Aug 2025406 PMAQI
23rd Aug 2025467 PMAQI
23rd Aug 2025468 PMAQI
23rd Aug 2025499 PMAQI
23rd Aug 20255410 PMAQI
23rd Aug 20255411 PMAQI
24th Aug 20255112 AMAQI
24th Aug 2025491 AMAQI
24th Aug 2025482 AMAQI
24th Aug 2025493 AMAQI
24th Aug 2025494 AMAQI
24th Aug 2025505 AMAQI
25°C21/30°C
24th Aug 2025506 AMAQI
24th Aug 2025507 AMAQI
24th Aug 2025588 AMAQI
24th Aug 2025629 AMAQI
24th Aug 20256310 AMAQI
24th Aug 20255911 AMAQI
24th Aug 20256212 PMAQI
24th Aug 2025541 PMAQI
24th Aug 2025482 PMAQI
24th Aug 2025403 PMAQI
24th Aug 2025394 PMAQI
24th Aug 2025385 PMAQI
24th Aug 2025306 PMAQI
24th Aug 2025427 PMAQI
24th Aug 2025528 PMAQI
24th Aug 2025519 PMAQI
24th Aug 20255410 PMAQI
24th Aug 20255211 PMAQI
25th Aug 20255212 AMAQI
25th Aug 2025501 AMAQI
25th Aug 2025502 AMAQI
25th Aug 2025523 AMAQI
25th Aug 2025524 AMAQI
25th Aug 2025525 AMAQI
28°C23/34°C
25th Aug 2025526 AMAQI
25th Aug 2025527 AMAQI
25th Aug 2025528 AMAQI
25th Aug 2025549 AMAQI
25th Aug 20255910 AMAQI
25th Aug 20255311 AMAQI
25th Aug 20254612 PMAQI
25th Aug 2025441 PMAQI
25th Aug 2025402 PMAQI
25th Aug 2025353 PMAQI
25th Aug 2025434 PMAQI
25th Aug 2025445 PMAQI
25th Aug 2025396 PMAQI
25th Aug 2025477 PMAQI
25th Aug 2025488 PMAQI
25th Aug 2025559 PMAQI
25th Aug 20256210 PMAQI
25th Aug 20255811 PMAQI
26th Aug 20255212 AMAQI
26th Aug 2025511 AMAQI
26th Aug 2025512 AMAQI
26th Aug 2025523 AMAQI
26th Aug 2025524 AMAQI
26th Aug 2025525 AMAQI
28°C23/34°C
26th Aug 2025526 AMAQI
26th Aug 2025527 AMAQI
26th Aug 2025598 AMAQI
26th Aug 2025589 AMAQI
26th Aug 20255610 AMAQI
26th Aug 20255911 AMAQI
26th Aug 20255612 PMAQI
26th Aug 2025461 PMAQI
26th Aug 2025422 PMAQI
26th Aug 2025453 PMAQI
26th Aug 2025464 PMAQI
26th Aug 2025355 PMAQI
26th Aug 2025406 PMAQI
26th Aug 2025347 PMAQI
26th Aug 2025458 PMAQI
26th Aug 2025519 PMAQI
26th Aug 20255510 PMAQI
26th Aug 20255611 PMAQI
27th Aug 20255612 AMAQI
27th Aug 2025521 AMAQI
27th Aug 2025532 AMAQI
27th Aug 2025533 AMAQI
27th Aug 2025534 AMAQI
27th Aug 2025535 AMAQI
29°C24/34°C
27th Aug 2025536 AMAQI
27th Aug 2025537 AMAQI
27th Aug 2025608 AMAQI
27th Aug 2025599 AMAQI
27th Aug 20256410 AMAQI
27th Aug 20256411 AMAQI
27th Aug 20256312 PMAQI
27th Aug 2025531 PMAQI
27th Aug 2025502 PMAQI
27th Aug 2025433 PMAQI
27th Aug 2025404 PMAQI
27th Aug 2025365 PMAQI
27th Aug 2025486 PMAQI
27th Aug 2025487 PMAQI
27th Aug 2025458 PMAQI
27th Aug 2025549 PMAQI
27th Aug 20255910 PMAQI
27th Aug 20256111 PMAQI
28th Aug 20255912 AMAQI
28th Aug 2025541 AMAQI
28th Aug 2025542 AMAQI
28th Aug 2025553 AMAQI
28th Aug 2025564 AMAQI
28th Aug 2025565 AMAQI
28°C23/34°C
28th Aug 2025556 AMAQI
28th Aug 2025557 AMAQI
28th Aug 2025608 AMAQI
28th Aug 2025619 AMAQI
28th Aug 20256610 AMAQI
28th Aug 20256311 AMAQI
28th Aug 20256112 PMAQI
28th Aug 2025581 PMAQI
28th Aug 2025562 PMAQI
28th Aug 2025543 PMAQI
28th Aug 2025484 PMAQI
28th Aug 2025515 PMAQI
28th Aug 2025516 PMAQI
28th Aug 2025577 PMAQI
28th Aug 2025588 PMAQI
28th Aug 2025589 PMAQI
28th Aug 20255810 PMAQI
28th Aug 20255811 PMAQI
29th Aug 20256012 AMAQI
29th Aug 2025571 AMAQI
29th Aug 2025562 AMAQI
29th Aug 2025563 AMAQI
29th Aug 2025564 AMAQI
29th Aug 2025565 AMAQI
29°C23/35°C
29th Aug 2025566 AMAQI
29th Aug 2025567 AMAQI
29th Aug 2025638 AMAQI
29th Aug 2025689 AMAQI
29th Aug 20257210 AMAQI
29th Aug 20256611 AMAQI
29th Aug 20256612 PMAQI
29th Aug 2025611 PMAQI
29th Aug 2025642 PMAQI
29th Aug 2025603 PMAQI
29th Aug 2025524 PMAQI
29th Aug 2025535 PMAQI
29th Aug 2025546 PMAQI
29th Aug 2025547 PMAQI
29th Aug 2025568 PMAQI
29th Aug 2025589 PMAQI
29th Aug 20255910 PMAQI
29th Aug 20255911 PMAQI
30th Aug 20255912 AMAQI
30th Aug 2025561 AMAQI
30th Aug 2025562 AMAQI
30th Aug 2025573 AMAQI
30th Aug 2025574 AMAQI
30th Aug 2025585 AMAQI
28°C24/33°C
30th Aug 2025586 AMAQI
30th Aug 2025587 AMAQI
30th Aug 2025698 AMAQI
30th Aug 2025699 AMAQI
30th Aug 20256610 AMAQI
30th Aug 20257011 AMAQI
30th Aug 20256612 PMAQI
30th Aug 2025611 PMAQI
30th Aug 2025572 PMAQI
30th Aug 2025603 PMAQI
30th Aug 2025564 PMAQI
30th Aug 2025535 PMAQI
30th Aug 2025576 PMAQI
30th Aug 2025587 PMAQI
30th Aug 2025608 PMAQI
30th Aug 2025619 PMAQI
30th Aug 20255910 PMAQI
30th Aug 20255711 PMAQI
31st Aug 20255612 AMAQI
31st Aug 2025561 AMAQI
31st Aug 2025572 AMAQI
31st Aug 2025573 AMAQI
31st Aug 2025594 AMAQI
31st Aug 2025585 AMAQI
27°C23/32°C
31st Aug 2025586 AMAQI
31st Aug 2025607 AMAQI
31st Aug 2025608 AMAQI
31st Aug 2025579 AMAQI
31st Aug 20256210 AMAQI
31st Aug 20256611 AMAQI
31st Aug 20256612 PMAQI
31st Aug 2025611 PMAQI
31st Aug 2025562 PMAQI
31st Aug 2025553 PMAQI
31st Aug 2025524 PMAQI
31st Aug 2025485 PMAQI
31st Aug 2025456 PMAQI
31st Aug 2025507 PMAQI
31st Aug 2025568 PMAQI
31st Aug 2025569 PMAQI
31st Aug 20256310 PMAQI
31st Aug 20255611 PMAQI
1st Sep 20255812 AMAQI
1st Sep 2025571 AMAQI
1st Sep 2025582 AMAQI
1st Sep 2025583 AMAQI
1st Sep 2025584 AMAQI
1st Sep 2025575 AMAQI
27°C23/32°C
1st Sep 2025566 AMAQI
1st Sep 2025587 AMAQI
1st Sep 2025608 AMAQI
1st Sep 2025589 AMAQI
1st Sep 20256610 AMAQI
1st Sep 20256011 AMAQI
1st Sep 20255612 PMAQI
1st Sep 2025551 PMAQI
1st Sep 2025552 PMAQI
1st Sep 2025563 PMAQI
1st Sep 2025554 PMAQI
1st Sep 2025525 PMAQI
1st Sep 2025496 PMAQI
1st Sep 2025527 PMAQI
1st Sep 2025568 PMAQI
1st Sep 2025569 PMAQI
1st Sep 20255810 PMAQI
1st Sep 20255811 PMAQI
2nd Sep 20255812 AMAQI
2nd Sep 2025571 AMAQI
2nd Sep 2025572 AMAQI
2nd Sep 2025583 AMAQI
2nd Sep 2025574 AMAQI
2nd Sep 2025585 AMAQI
26°C21/32°C
2nd Sep 2025576 AMAQI
2nd Sep 2025577 AMAQI
2nd Sep 2025568 AMAQI
2nd Sep 2025649 AMAQI
2nd Sep 20256610 AMAQI
2nd Sep 20256411 AMAQI
2nd Sep 20257012 PMAQI
2nd Sep 2025621 PMAQI
2nd Sep 2025612 PMAQI
2nd Sep 2025593 PMAQI
2nd Sep 2025594 PMAQI
2nd Sep 2025605 PMAQI
2nd Sep 2025606 PMAQI
2nd Sep 2025617 PMAQI
2nd Sep 2025668 PMAQI
2nd Sep 2025649 PMAQI
2nd Sep 20256210 PMAQI
2nd Sep 20256311 PMAQI
3rd Sep 20255812 AMAQI
3rd Sep 2025561 AMAQI
3rd Sep 2025562 AMAQI
3rd Sep 2025583 AMAQI
3rd Sep 2025584 AMAQI
3rd Sep 2025585 AMAQI
27°C21/33°C
3rd Sep 2025596 AMAQI
3rd Sep 2025587 AMAQI
3rd Sep 2025648 AMAQI
3rd Sep 2025659 AMAQI
3rd Sep 20256610 AMAQI
3rd Sep 20256611 AMAQI
3rd Sep 20256112 PMAQI
3rd Sep 2025641 PMAQI
3rd Sep 2025592 PMAQI
3rd Sep 2025533 PMAQI
3rd Sep 2025534 PMAQI
3rd Sep 2025445 PMAQI
3rd Sep 2025496 PMAQI
3rd Sep 2025537 PMAQI
3rd Sep 2025568 PMAQI
3rd Sep 2025579 PMAQI
3rd Sep 20255810 PMAQI
3rd Sep 20256011 PMAQI
4th Sep 20255612 AMAQI
4th Sep 2025571 AMAQI
4th Sep 2025582 AMAQI
4th Sep 2025583 AMAQI
4th Sep 2025594 AMAQI
4th Sep 2025585 AMAQI
28°C24/33°C
4th Sep 2025596 AMAQI
4th Sep 2025607 AMAQI
4th Sep 2025678 AMAQI
4th Sep 2025729 AMAQI
4th Sep 20257010 AMAQI
4th Sep 20256811 AMAQI
4th Sep 20256212 PMAQI
4th Sep 2025621 PMAQI
4th Sep 2025612 PMAQI
4th Sep 2025543 PMAQI
4th Sep 2025544 PMAQI
4th Sep 2025275 PMAQI
4th Sep 2025346 PMAQI
4th Sep 2025447 PMAQI
4th Sep 2025588 PMAQI
4th Sep 2025419 PMAQI
4th Sep 20255510 PMAQI
4th Sep 20255211 PMAQI
5th Sep 20256112 AMAQI
5th Sep 2025581 AMAQI
5th Sep 2025572 AMAQI
5th Sep 2025583 AMAQI
5th Sep 2025584 AMAQI
5th Sep 2025595 AMAQI
28°C24/34°C
5th Sep 2025606 AMAQI
5th Sep 2025607 AMAQI
5th Sep 2025808 AMAQI
5th Sep 2025869 AMAQI
5th Sep 20259010 AMAQI
5th Sep 20256711 AMAQI
5th Sep 20256612 PMAQI
5th Sep 2025651 PMAQI
5th Sep 2025672 PMAQI
5th Sep 2025623 PMAQI
5th Sep 2025634 PMAQI
5th Sep 2025625 PMAQI
5th Sep 2025576 PMAQI
5th Sep 2025607 PMAQI
5th Sep 2025628 PMAQI
5th Sep 2025759 PMAQI
5th Sep 20258110 PMAQI
5th Sep 20257211 PMAQI
6th Sep 20257812 AMAQI
6th Sep 2025631 AMAQI
6th Sep 2025652 AMAQI
6th Sep 2025643 AMAQI
6th Sep 2025644 AMAQI
6th Sep 2025645 AMAQI
29°C25/35°C
6th Sep 2025646 AMAQI
6th Sep 2025647 AMAQI
6th Sep 2025658 AMAQI
6th Sep 2025649 AMAQI
6th Sep 20256210 AMAQI
6th Sep 20255511 AMAQI
6th Sep 20255912 PMAQI
6th Sep 2025611 PMAQI
6th Sep 2025662 PMAQI
6th Sep 2025603 PMAQI
6th Sep 2025654 PMAQI
6th Sep 2025635 PMAQI
6th Sep 2025636 PMAQI
6th Sep 2025667 PMAQI
6th Sep 2025678 PMAQI
6th Sep 2025689 PMAQI
6th Sep 20256610 PMAQI
6th Sep 20256611 PMAQI
7th Sep 20256612 AMAQI
7th Sep 2025661 AMAQI
7th Sep 2025662 AMAQI
7th Sep 2025653 AMAQI
7th Sep 2025644 AMAQI
7th Sep 2025655 AMAQI
26°C22/29°C
7th Sep 2025666 AMAQI
7th Sep 2025647 AMAQI
7th Sep 2025698 AMAQI
7th Sep 2025749 AMAQI
7th Sep 20257010 AMAQI
7th Sep 20256911 AMAQI
7th Sep 20257412 PMAQI
7th Sep 2025781 PMAQI
7th Sep 2025692 PMAQI
7th Sep 2025663 PMAQI
7th Sep 2025614 PMAQI
7th Sep 2025625 PMAQI
7th Sep 2025606 PMAQI
7th Sep 2025627 PMAQI
7th Sep 2025668 PMAQI
7th Sep 2025669 PMAQI
7th Sep 20257410 PMAQI
7th Sep 20256911 PMAQI
8th Sep 20256912 AMAQI
8th Sep 2025661 AMAQI
8th Sep 2025622 AMAQI
8th Sep 2025653 AMAQI
8th Sep 2025654 AMAQI
8th Sep 2025655 AMAQI
26°C21/32°C
8th Sep 2025656 AMAQI
8th Sep 2025657 AMAQI
8th Sep 2025848 AMAQI
8th Sep 2025859 AMAQI
8th Sep 20257710 AMAQI
8th Sep 20259011 AMAQI
8th Sep 20258812 PMAQI
8th Sep 2025781 PMAQI
8th Sep 2025762 PMAQI
8th Sep 2025683 PMAQI
8th Sep 2025714 PMAQI
8th Sep 2025685 PMAQI
8th Sep 2025656 PMAQI
8th Sep 2025657 PMAQI
8th Sep 2025638 PMAQI
8th Sep 2025649 PMAQI
8th Sep 20256710 PMAQI
8th Sep 20256611 PMAQI
9th Sep 20256512 AMAQI
9th Sep 2025641 AMAQI
9th Sep 2025622 AMAQI
9th Sep 2025643 AMAQI
9th Sep 2025664 AMAQI
9th Sep 2025685 AMAQI
27°C22/33°C
9th Sep 2025666 AMAQI
9th Sep 2025667 AMAQI
9th Sep 2025538 AMAQI
9th Sep 2025539 AMAQI
9th Sep 20256110 AMAQI
9th Sep 20255611 AMAQI
9th Sep 20254712 PMAQI
9th Sep 2025521 PMAQI
9th Sep 2025332 PMAQI
9th Sep 2025403 PMAQI
9th Sep 2025514 PMAQI
9th Sep 2025495 PMAQI
9th Sep 2025526 PMAQI
9th Sep 2025557 PMAQI
9th Sep 2025568 PMAQI
9th Sep 2025579 PMAQI
9th Sep 20256010 PMAQI
9th Sep 20255411 PMAQI
10th Sep 20256112 AMAQI
10th Sep 2025641 AMAQI
10th Sep 2025632 AMAQI
10th Sep 2025603 AMAQI
10th Sep 2025584 AMAQI
10th Sep 2025595 AMAQI
23°C22/26°C
10th Sep 2025586 AMAQI
10th Sep 2025597 AMAQI
10th Sep 2025598 AMAQI
10th Sep 2025569 AMAQI
10th Sep 20255810 AMAQI
10th Sep 20255811 AMAQI
10th Sep 20256112 PMAQI
10th Sep 2025521 PMAQI
10th Sep 2025502 PMAQI
10th Sep 2025523 PMAQI
10th Sep 2025304 PMAQI
10th Sep 2025465 PMAQI
10th Sep 2025366 PMAQI
10th Sep 2025507 PMAQI
10th Sep 2025568 PMAQI
10th Sep 2025569 PMAQI
10th Sep 20255610 PMAQI
10th Sep 20255711 PMAQI
11th Sep 20255812 AMAQI
11th Sep 2025601 AMAQI
11th Sep 2025602 AMAQI
11th Sep 2025593 AMAQI
11th Sep 2025594 AMAQI
11th Sep 2025585 AMAQI
23°C21/25°C
11th Sep 2025596 AMAQI
11th Sep 2025597 AMAQI
11th Sep 2025568 AMAQI
11th Sep 2025549 AMAQI
11th Sep 20255710 AMAQI
11th Sep 20255411 AMAQI
11th Sep 20254612 PMAQI
11th Sep 2025401 PMAQI
11th Sep 2025412 PMAQI
11th Sep 2025483 PMAQI
11th Sep 2025464 PMAQI
11th Sep 2025325 PMAQI
11th Sep 2025346 PMAQI
11th Sep 2025467 PMAQI
11th Sep 2025558 PMAQI
11th Sep 2025579 PMAQI
11th Sep 20255710 PMAQI
11th Sep 20255611 PMAQI
12th Sep 20255612 AMAQI
12th Sep 2025591 AMAQI
12th Sep 2025582 AMAQI
12th Sep 2025573 AMAQI
12th Sep 2025574 AMAQI
12th Sep 2025575 AMAQI
25°C22/30°C
12th Sep 2025576 AMAQI
12th Sep 2025587 AMAQI
12th Sep 2025548 AMAQI
12th Sep 2025559 AMAQI
12th Sep 20255010 AMAQI
12th Sep 20255011 AMAQI
12th Sep 20255012 PMAQI
12th Sep 2025431 PMAQI
12th Sep 2025432 PMAQI
12th Sep 2025453 PMAQI
12th Sep 2025524 PMAQI
12th Sep 2025495 PMAQI
12th Sep 2025546 PMAQI
12th Sep 2025567 PMAQI
12th Sep 2025598 PMAQI
12th Sep 2025599 PMAQI
12th Sep 20256010 PMAQI
12th Sep 20255611 PMAQI
13th Sep 20255612 AMAQI
13th Sep 2025571 AMAQI
13th Sep 2025572 AMAQI
13th Sep 2025563 AMAQI
13th Sep 2025544 AMAQI
13th Sep 2025545 AMAQI
26°C22/30°C
13th Sep 2025546 AMAQI
13th Sep 2025547 AMAQI
13th Sep 2025568 AMAQI
13th Sep 2025589 AMAQI
13th Sep 20255710 AMAQI
13th Sep 20255411 AMAQI
13th Sep 20255212 PMAQI
13th Sep 2025461 PMAQI
13th Sep 2025412 PMAQI
13th Sep 2025483 PMAQI
13th Sep 2025414 PMAQI
13th Sep 2025485 PMAQI
13th Sep 2025446 PMAQI
13th Sep 2025537 PMAQI
13th Sep 2025578 PMAQI
13th Sep 2025599 PMAQI
13th Sep 20256010 PMAQI
13th Sep 20255611 PMAQI
14th Sep 20255412 AMAQI
14th Sep 2025561 AMAQI
14th Sep 2025562 AMAQI
14th Sep 2025553 AMAQI
14th Sep 2025544 AMAQI
14th Sep 2025545 AMAQI
24°C22/27°C
14th Sep 2025546 AMAQI
14th Sep 2025557 AMAQI
14th Sep 2025538 AMAQI
14th Sep 2025599 AMAQI
14th Sep 20257010 AMAQI
14th Sep 20256011 AMAQI
14th Sep 20255212 PMAQI
14th Sep 2025431 PMAQI
14th Sep 2025422 PMAQI
14th Sep 2025493 PMAQI
14th Sep 2025454 PMAQI
14th Sep 2025425 PMAQI
14th Sep 2025506 PMAQI
14th Sep 2025497 PMAQI
14th Sep 2025558 PMAQI
14th Sep 2025589 PMAQI
14th Sep 20255810 PMAQI
14th Sep 20255911 PMAQI
15th Sep 20256012 AMAQI
15th Sep 2025551 AMAQI
15th Sep 2025552 AMAQI
15th Sep 2025543 AMAQI
15th Sep 2025554 AMAQI
15th Sep 2025555 AMAQI
24°C22/27°C
15th Sep 2025556 AMAQI
15th Sep 2025557 AMAQI
15th Sep 2025748 AMAQI
15th Sep 2025689 AMAQI
15th Sep 20256010 AMAQI
15th Sep 20255711 AMAQI
15th Sep 20254812 PMAQI
15th Sep 2025481 PMAQI
15th Sep 2025512 PMAQI
15th Sep 2025453 PMAQI
15th Sep 2025504 PMAQI
15th Sep 2025485 PMAQI
15th Sep 2025516 PMAQI
15th Sep 2025517 PMAQI
15th Sep 2025558 PMAQI
15th Sep 2025569 PMAQI
15th Sep 20255710 PMAQI
15th Sep 20255511 PMAQI
16th Sep 20255512 AMAQI
16th Sep 2025571 AMAQI
16th Sep 2025562 AMAQI
16th Sep 2025563 AMAQI
16th Sep 2025564 AMAQI
16th Sep 2025565 AMAQI
25°C21/30°C
16th Sep 2025566 AMAQI
16th Sep 2025567 AMAQI
16th Sep 2025568 AMAQI
16th Sep 2025609 AMAQI
16th Sep 20256010 AMAQI
16th Sep 20255811 AMAQI
16th Sep 20255612 PMAQI
16th Sep 2025551 PMAQI
16th Sep 2025492 PMAQI
16th Sep 2025483 PMAQI
16th Sep 2025514 PMAQI
16th Sep 2025475 PMAQI
16th Sep 2025466 PMAQI
16th Sep 2025507 PMAQI
16th Sep 2025588 PMAQI
16th Sep 2025649 PMAQI
16th Sep 20256210 PMAQI
16th Sep 20256011 PMAQI
17th Sep 20255912 AMAQI
17th Sep 2025521 AMAQI
17th Sep 2025552 AMAQI
17th Sep 2025553 AMAQI
17th Sep 2025564 AMAQI
17th Sep 2025565 AMAQI
27°C22/32°C
17th Sep 2025566 AMAQI
17th Sep 2025557 AMAQI
17th Sep 2025588 AMAQI
17th Sep 2025619 AMAQI
17th Sep 20256110 AMAQI
17th Sep 20256011 AMAQI
17th Sep 20255512 PMAQI
17th Sep 2025601 PMAQI
17th Sep 2025552 PMAQI
17th Sep 2025563 PMAQI
17th Sep 2025544 PMAQI
17th Sep 2025565 PMAQI
17th Sep 2025546 PMAQI
17th Sep 2025587 PMAQI
17th Sep 2025638 PMAQI
17th Sep 2025649 PMAQI
17th Sep 20256410 PMAQI
17th Sep 20256511 PMAQI
18th Sep 20256212 AMAQI
18th Sep 2025581 AMAQI
18th Sep 2025562 AMAQI
18th Sep 2025573 AMAQI
18th Sep 2025574 AMAQI
18th Sep 2025575 AMAQI
27°C22/33°C
18th Sep 2025576 AMAQI
18th Sep 2025567 AMAQI
18th Sep 2025568 AMAQI
18th Sep 2025559 AMAQI
18th Sep 20255010 AMAQI
18th Sep 20255011 AMAQI
18th Sep 20255312 PMAQI
18th Sep 2025481 PMAQI
18th Sep 2025492 PMAQI
18th Sep 2025553 PMAQI
18th Sep 2025544 PMAQI
18th Sep 2025525 PMAQI
18th Sep 2025536 PMAQI
18th Sep 2025547 PMAQI
18th Sep 2025558 PMAQI
18th Sep 2025549 PMAQI
18th Sep 20255410 PMAQI
18th Sep 20255211 PMAQI
19th Sep 20255512 AMAQI
19th Sep 2025591 AMAQI
19th Sep 2025572 AMAQI
19th Sep 2025583 AMAQI
19th Sep 2025574 AMAQI
19th Sep 2025565 AMAQI
21°C19/23°C
19th Sep 2025566 AMAQI
6 AM19th Sep 2025567 AMAQI
19th Sep 2025488 AMAQI
19th Sep 2025489 AMAQI
19th Sep 20254310 AMAQI
19th Sep 20255211 AMAQI
19th Sep 20255712 PMAQI
12 PM19th Sep 2025501 PMAQI
19th Sep 2025522 PMAQI
19th Sep 2025543 PMAQI
19th Sep 2025494 PMAQI
19th Sep 2025495 PMAQI
7 PM
12 AM
5 AM
--°C/°C
Day time
Avg. Highest Time
8 AM - 11 AM
60AQI
4 hours / Day
120 hours / Month
Avg. Lowest Time
5 PM - 6 PM
47AQI
2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 8 AM to 11 AM (Avg. 60), while the lowest AQI was between 5 PM to 6 PM (Avg. 47).
Night time
Avg. Highest Time
10 PM - 11 PM
59AQI
2 hours / Day
60 hours / Month
Avg. Lowest Time
12 AM - 9 PM
57AQI
8 hours / Day
240 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 11 PM (Avg. 59), while the lowest AQI was between 12 AM to 9 PM (Avg. 57).
2025 Days Vs Air Quality
Yuejin Reservoir, Qianzhou, Hunan, China
2025
11%
30
71%
186
13%
34
4%
11
Total number of days with different AQI categories in last 262 days in 2025 (103 days remaining)
Good
30 DaysModerate
186 DaysPoor
34 DaysUnhealthy
11 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 11%
Health Risk Level:
Extreme
In 2025, 11% of 262 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.
-1th undefined 2025
-1th undefined 2025
-1th undefined 2025
1st January 2025
130AQI
130AQI
2nd January 2025
76AQI
76AQI
3rd January 2025
125AQI
125AQI
4th January 2025
194AQI
194AQI
5th January 2025
170AQI
170AQI
6th January 2025
166AQI
166AQI
7th January 2025
147AQI
147AQI
8th January 2025
124AQI
124AQI
9th January 2025
115AQI
115AQI
10th January 2025
137AQI
137AQI
11th January 2025
126AQI
126AQI
12th January 2025
130AQI
130AQI
13th January 2025
143AQI
143AQI
14th January 2025
137AQI
137AQI
15th January 2025
137AQI
137AQI
16th January 2025
135AQI
135AQI
17th January 2025
143AQI
143AQI
18th January 2025
153AQI
153AQI
19th January 2025
148AQI
148AQI
20th January 2025
151AQI
151AQI
21st January 2025
167AQI
167AQI
22nd January 2025
182AQI
182AQI
23rd January 2025
200AQI
200AQI
24th January 2025
155AQI
155AQI
25th January 2025
98AQI
98AQI
26th January 2025
96AQI
96AQI
27th January 2025
99AQI
99AQI
28th January 2025
135AQI
135AQI
29th January 2025
169AQI
169AQI
30th January 2025
159AQI
159AQI
31st January 2025
122AQI
122AQI
1st February 2025
99AQI
99AQI
2nd February 2025
98AQI
98AQI
3rd February 2025
97AQI
97AQI
4th February 2025
98AQI
98AQI
5th February 2025
118AQI
118AQI
6th February 2025
112AQI
112AQI
7th February 2025
105AQI
105AQI
8th February 2025
91AQI
91AQI
9th February 2025
91AQI
91AQI
10th February 2025
90AQI
90AQI
11th February 2025
106AQI
106AQI
12th February 2025
128AQI
128AQI
13th February 2025
103AQI
103AQI
14th February 2025
93AQI
93AQI
15th February 2025
96AQI
96AQI
16th February 2025
98AQI
98AQI
17th February 2025
82AQI
82AQI
18th February 2025
86AQI
86AQI
19th February 2025
85AQI
85AQI
20th February 2025
96AQI
96AQI
21st February 2025
134AQI
134AQI
22nd February 2025
74AQI
74AQI
23rd February 2025
121AQI
121AQI
24th February 2025
126AQI
126AQI
25th February 2025
102AQI
102AQI
26th February 2025
95AQI
95AQI
27th February 2025
87AQI
87AQI
28th February 2025
89AQI
89AQI
1st March 2025
82AQI
82AQI
2nd March 2025
90AQI
90AQI
3rd March 2025
49AQI
49AQI
4th March 2025
69AQI
69AQI
5th March 2025
57AQI
57AQI
6th March 2025
70AQI
70AQI
7th March 2025
69AQI
69AQI
8th March 2025
72AQI
72AQI
9th March 2025
80AQI
80AQI
10th March 2025
80AQI
80AQI
11th March 2025
87AQI
87AQI
12th March 2025
95AQI
95AQI
13th March 2025
98AQI
98AQI
14th March 2025
69AQI
69AQI
15th March 2025
70AQI
70AQI
16th March 2025
73AQI
73AQI
17th March 2025
79AQI
79AQI
18th March 2025
69AQI
69AQI
19th March 2025
74AQI
74AQI
20th March 2025
75AQI
75AQI
21st March 2025
86AQI
86AQI
22nd March 2025
102AQI
102AQI
23rd March 2025
106AQI
106AQI
24th March 2025
108AQI
108AQI
25th March 2025
91AQI
91AQI
26th March 2025
72AQI
72AQI
27th March 2025
78AQI
78AQI
28th March 2025
70AQI
70AQI
29th March 2025
70AQI
70AQI
30th March 2025
65AQI
65AQI
31st March 2025
67AQI
67AQI
1st April 2025
66AQI
66AQI
2nd April 2025
70AQI
70AQI
3rd April 2025
71AQI
71AQI
4th April 2025
73AQI
73AQI
5th April 2025
76AQI
76AQI
6th April 2025
96AQI
96AQI
7th April 2025
98AQI
98AQI
8th April 2025
102AQI
102AQI
9th April 2025
95AQI
95AQI
10th April 2025
96AQI
96AQI
11th April 2025
90AQI
90AQI
12th April 2025
93AQI
93AQI
13th April 2025
116AQI
116AQI
14th April 2025
102AQI
102AQI
15th April 2025
102AQI
102AQI
16th April 2025
106AQI
106AQI
17th April 2025
97AQI
97AQI
18th April 2025
95AQI
95AQI
19th April 2025
75AQI
75AQI
20th April 2025
83AQI
83AQI
21st April 2025
74AQI
74AQI
22nd April 2025
76AQI
76AQI
23rd April 2025
77AQI
77AQI
24th April 2025
72AQI
72AQI
25th April 2025
76AQI
76AQI
26th April 2025
74AQI
74AQI
27th April 2025
71AQI
71AQI
28th April 2025
76AQI
76AQI
29th April 2025
82AQI
82AQI
30th April 2025
71AQI
71AQI
1st May 2025
77AQI
77AQI
2nd May 2025
86AQI
86AQI
3rd May 2025
85AQI
85AQI
4th May 2025
81AQI
81AQI
5th May 2025
79AQI
79AQI
6th May 2025
87AQI
87AQI
7th May 2025
86AQI
86AQI
8th May 2025
75AQI
75AQI
9th May 2025
77AQI
77AQI
10th May 2025
76AQI
76AQI
11th May 2025
75AQI
75AQI
12th May 2025
78AQI
78AQI
13th May 2025
78AQI
78AQI
14th May 2025
88AQI
88AQI
15th May 2025
82AQI
82AQI
16th May 2025
78AQI
78AQI
17th May 2025
80AQI
80AQI
18th May 2025
79AQI
79AQI
19th May 2025
80AQI
80AQI
20th May 2025
72AQI
72AQI
21st May 2025
71AQI
71AQI
22nd May 2025
65AQI
65AQI
23rd May 2025
71AQI
71AQI
24th May 2025
80AQI
80AQI
25th May 2025
80AQI
80AQI
26th May 2025
75AQI
75AQI
27th May 2025
74AQI
74AQI
28th May 2025
67AQI
67AQI
29th May 2025
67AQI
67AQI
30th May 2025
63AQI
63AQI
31st May 2025
63AQI
63AQI
1st June 2025
60AQI
60AQI
2nd June 2025
64AQI
64AQI
3rd June 2025
68AQI
68AQI
4th June 2025
76AQI
76AQI
5th June 2025
71AQI
71AQI
6th June 2025
73AQI
73AQI
7th June 2025
68AQI
68AQI
8th June 2025
67AQI
67AQI
9th June 2025
67AQI
67AQI
10th June 2025
71AQI
71AQI
11th June 2025
70AQI
70AQI
12th June 2025
70AQI
70AQI
13th June 2025
69AQI
69AQI
14th June 2025
64AQI
64AQI
15th June 2025
68AQI
68AQI
16th June 2025
66AQI
66AQI
17th June 2025
62AQI
62AQI
18th June 2025
55AQI
55AQI
19th June 2025
53AQI
53AQI
20th June 2025
52AQI
52AQI
21st June 2025
46AQI
46AQI
22nd June 2025
37AQI
37AQI
23rd June 2025
38AQI
38AQI
24th June 2025
43AQI
43AQI
25th June 2025
46AQI
46AQI
26th June 2025
48AQI
48AQI
27th June 2025
48AQI
48AQI
28th June 2025
49AQI
49AQI
29th June 2025
47AQI
47AQI
30th June 2025
48AQI
48AQI
1st July 2025
47AQI
47AQI
2nd July 2025
39AQI
39AQI
3rd July 2025
43AQI
43AQI
4th July 2025
47AQI
47AQI
5th July 2025
51AQI
51AQI
6th July 2025
55AQI
55AQI
7th July 2025
57AQI
57AQI
8th July 2025
61AQI
61AQI
9th July 2025
62AQI
62AQI
10th July 2025
55AQI
55AQI
11th July 2025
61AQI
61AQI
12th July 2025
64AQI
64AQI
13th July 2025
62AQI
62AQI
14th July 2025
61AQI
61AQI
15th July 2025
58AQI
58AQI
16th July 2025
57AQI
57AQI
17th July 2025
59AQI
59AQI
18th July 2025
59AQI
59AQI
19th July 2025
62AQI
62AQI
20th July 2025
61AQI
61AQI
21st July 2025
52AQI
52AQI
22nd July 2025
46AQI
46AQI
23rd July 2025
48AQI
48AQI
24th July 2025
50AQI
50AQI
25th July 2025
49AQI
49AQI
26th July 2025
53AQI
53AQI
27th July 2025
56AQI
56AQI
28th July 2025
53AQI
53AQI
29th July 2025
56AQI
56AQI
30th July 2025
56AQI
56AQI
31st July 2025
57AQI
57AQI
1st August 2025
62AQI
62AQI
2nd August 2025
66AQI
66AQI
3rd August 2025
64AQI
64AQI
4th August 2025
65AQI
65AQI
5th August 2025
64AQI
64AQI
6th August 2025
59AQI
59AQI
7th August 2025
52AQI
52AQI
8th August 2025
49AQI
49AQI
9th August 2025
54AQI
54AQI
10th August 2025
56AQI
56AQI
11th August 2025
58AQI
58AQI
12th August 2025
57AQI
57AQI
13th August 2025
54AQI
54AQI
14th August 2025
54AQI
54AQI
15th August 2025
48AQI
48AQI
16th August 2025
49AQI
49AQI
17th August 2025
53AQI
53AQI
18th August 2025
56AQI
56AQI
19th August 2025
49AQI
49AQI
20th August 2025
45AQI
45AQI
21st August 2025
46AQI
46AQI
22nd August 2025
44AQI
44AQI
23rd August 2025
49AQI
49AQI
24th August 2025
50AQI
50AQI
25th August 2025
50AQI
50AQI
26th August 2025
50AQI
50AQI
27th August 2025
53AQI
53AQI
28th August 2025
57AQI
57AQI
29th August 2025
59AQI
59AQI
30th August 2025
59AQI
59AQI
31st August 2025
57AQI
57AQI
1st September 2025
57AQI
57AQI
2nd September 2025
61AQI
61AQI
3rd September 2025
58AQI
58AQI
4th September 2025
53AQI
53AQI
5th September 2025
65AQI
65AQI
6th September 2025
65AQI
65AQI
7th September 2025
67AQI
67AQI
8th September 2025
69AQI
69AQI
9th September 2025
57AQI
57AQI
10th September 2025
55AQI
55AQI
11th September 2025
52AQI
52AQI
12th September 2025
55AQI
55AQI
13th September 2025
53AQI
53AQI
14th September 2025
54AQI
54AQI
15th September 2025
55AQI
55AQI
16th September 2025
55AQI
55AQI
17th September 2025
58AQI
58AQI
18th September 2025
55AQI
55AQI
19th September 2025
20th September 2025
21st September 2025
22nd September 2025
23rd September 2025
24th September 2025
25th September 2025
26th September 2025
27th September 2025
28th September 2025
29th September 2025
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
141AQI
100AQI
78AQI
85AQI
77AQI
59AQI
55AQI
54AQI
58AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202579AQI
4
16
11
18
10
1
27
3
25
5
31
10
20
8
23
11
20
18
30
186
34
11
Highest AQI recorded in
January141AQI
Lowest AQI recorded in
August54AQI
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
January150AQI
Lowest AQI recorded in
July47AQI
2023102AQI
3
2
14
10
5
2
17
10
5
Highest AQI recorded in
December105AQI
Lowest AQI recorded in
November81AQI
202184AQI
1
9
21
4
19
5
9
8
14
36
26
Highest AQI recorded in
January110AQI
Lowest AQI recorded in
March49AQI
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
December103AQI
Lowest AQI recorded in
September39AQI
Most & Least Polluted Years Over the Last 5 Years
Most Polluted Year Recorded
2023(Avg.)
102AQILeast Polluted Year Recorded
2020(Avg.)
63AQIYuejin Reservoir's annual 2025 AQI (79) shows an average percentage change of 0.7% (worsened AQI) compared to previous years: 2020 (63), 2021 (84), 2023 (102), 2024 (75).
