Alandur Bus Depot, Chennai, Tamil Nadu, India 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+
October Air Quality Analysis
Alandur Bus Depot, Chennai, Tamil Nadu, India
2021
2022
2023
2024
2025
AQI
.
Days
AQI Trends: Highest and Lowest
Highest AQI recorded on
31st Oct 2024
203AQILowest AQI recorded on
9th Oct 2023
31AQISame Day Analysis (7th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 106 of Poor air quality, showing improvement over 2024 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report
Day & Night AQI Trend: 7th Oct - 8th Oct 2025
Alandur Bus Depot, Chennai, Tamil Nadu, India
AQI
Day
Night
.
5 AM7th Oct 2025
6 PM
4 AM8th Oct 2025
Day time
Avg. Highest Time
5PM7th Oct
100AQI
Avg. Lowest Time
5PM7th Oct
100AQI
Night time
Avg. Highest Time
11PM7th Oct
122AQI
Avg. Lowest Time
6PM7th Oct
91AQI
In the last 24 hours,
Alandur Bus Depot's AQI reached its highest point of 122 at 11 PM during the Night, while the lowest point, undefined, was recorded at 4 PM during the Day between 7th Oct and 8th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Alandur Bus Depot, Chennai, Tamil Nadu, India
SepOct
08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th
Day
Night
8th Sep 2025635 AMAQI
8th Sep 2025596 AMAQI
8th Sep 2025547 AMAQI
8th Sep 2025588 AMAQI
8th Sep 2025699 AMAQI
8th Sep 20256610 AMAQI
8th Sep 20256811 AMAQI
8th Sep 20257512 PMAQI
8th Sep 2025871 PMAQI
8th Sep 2025882 PMAQI
8th Sep 2025683 PMAQI
8th Sep 2025704 PMAQI
8th Sep 2025645 PMAQI
8th Sep 2025666 PMAQI
8th Sep 2025687 PMAQI
8th Sep 2025668 PMAQI
8th Sep 2025739 PMAQI
8th Sep 20257010 PMAQI
8th Sep 20257211 PMAQI
9th Sep 20256812 AMAQI
9th Sep 2025701 AMAQI
9th Sep 2025672 AMAQI
9th Sep 2025683 AMAQI
9th Sep 2025684 AMAQI
30°C27/34°C
9th Sep 2025735 AMAQI
9th Sep 2025766 AMAQI
9th Sep 2025727 AMAQI
9th Sep 2025878 AMAQI
9th Sep 2025829 AMAQI
9th Sep 20258010 AMAQI
9th Sep 20259011 AMAQI
9th Sep 20257812 PMAQI
9th Sep 2025711 PMAQI
9th Sep 2025702 PMAQI
9th Sep 2025893 PMAQI
9th Sep 2025794 PMAQI
9th Sep 2025855 PMAQI
9th Sep 2025706 PMAQI
9th Sep 2025827 PMAQI
9th Sep 2025778 PMAQI
9th Sep 2025809 PMAQI
9th Sep 20259510 PMAQI
9th Sep 20258311 PMAQI
10th Sep 20257612 AMAQI
10th Sep 2025741 AMAQI
10th Sep 2025742 AMAQI
10th Sep 2025743 AMAQI
10th Sep 2025724 AMAQI
30°C28/35°C
10th Sep 2025705 AMAQI
10th Sep 2025706 AMAQI
10th Sep 2025807 AMAQI
10th Sep 2025788 AMAQI
10th Sep 2025829 AMAQI
10th Sep 20257410 AMAQI
10th Sep 20258211 AMAQI
10th Sep 20257512 PMAQI
10th Sep 2025841 PMAQI
10th Sep 2025922 PMAQI
10th Sep 2025833 PMAQI
10th Sep 20251044 PMAQI
10th Sep 2025765 PMAQI
10th Sep 2025766 PMAQI
10th Sep 2025777 PMAQI
10th Sep 2025798 PMAQI
10th Sep 2025759 PMAQI
10th Sep 20257510 PMAQI
10th Sep 20257511 PMAQI
11th Sep 20257212 AMAQI
11th Sep 2025781 AMAQI
11th Sep 2025812 AMAQI
11th Sep 2025813 AMAQI
11th Sep 2025794 AMAQI
30°C27/35°C
11th Sep 2025785 AMAQI
11th Sep 2025706 AMAQI
11th Sep 2025717 AMAQI
11th Sep 2025668 AMAQI
11th Sep 2025709 AMAQI
11th Sep 20257310 AMAQI
11th Sep 20257411 AMAQI
11th Sep 20256612 PMAQI
11th Sep 2025581 PMAQI
11th Sep 2025762 PMAQI
11th Sep 2025683 PMAQI
11th Sep 2025784 PMAQI
11th Sep 2025865 PMAQI
11th Sep 2025766 PMAQI
11th Sep 2025767 PMAQI
11th Sep 2025808 PMAQI
11th Sep 2025779 PMAQI
11th Sep 20257810 PMAQI
11th Sep 20257811 PMAQI
12th Sep 20257812 AMAQI
12th Sep 2025781 AMAQI
12th Sep 2025772 AMAQI
12th Sep 2025773 AMAQI
12th Sep 2025824 AMAQI
30°C27/35°C
12th Sep 2025705 AMAQI
12th Sep 2025716 AMAQI
12th Sep 2025807 AMAQI
12th Sep 2025778 AMAQI
12th Sep 2025799 AMAQI
12th Sep 20257910 AMAQI
12th Sep 20258811 AMAQI
12th Sep 20258012 PMAQI
12th Sep 2025741 PMAQI
12th Sep 2025822 PMAQI
12th Sep 2025863 PMAQI
12th Sep 2025784 PMAQI
12th Sep 2025755 PMAQI
12th Sep 2025826 PMAQI
12th Sep 2025787 PMAQI
12th Sep 2025788 PMAQI
12th Sep 2025869 PMAQI
12th Sep 20258010 PMAQI
12th Sep 20257911 PMAQI
13th Sep 20258012 AMAQI
13th Sep 2025791 AMAQI
13th Sep 2025782 AMAQI
13th Sep 2025773 AMAQI
13th Sep 2025804 AMAQI
30°C27/34°C
13th Sep 2025855 AMAQI
13th Sep 2025766 AMAQI
13th Sep 2025937 AMAQI
13th Sep 2025848 AMAQI
13th Sep 2025819 AMAQI
13th Sep 20257410 AMAQI
13th Sep 20257611 AMAQI
13th Sep 20257812 PMAQI
13th Sep 2025811 PMAQI
13th Sep 2025862 PMAQI
13th Sep 2025763 PMAQI
13th Sep 2025814 PMAQI
13th Sep 2025795 PMAQI
13th Sep 2025866 PMAQI
13th Sep 2025847 PMAQI
13th Sep 2025828 PMAQI
13th Sep 2025849 PMAQI
13th Sep 20258610 PMAQI
13th Sep 20258811 PMAQI
14th Sep 20258312 AMAQI
14th Sep 2025841 AMAQI
14th Sep 2025822 AMAQI
14th Sep 2025813 AMAQI
14th Sep 2025814 AMAQI
30°C27/34°C
14th Sep 2025805 AMAQI
14th Sep 2025576 AMAQI
14th Sep 2025667 AMAQI
14th Sep 2025648 AMAQI
14th Sep 2025709 AMAQI
14th Sep 20257110 AMAQI
14th Sep 20257211 AMAQI
14th Sep 20257412 PMAQI
14th Sep 2025681 PMAQI
14th Sep 2025752 PMAQI
14th Sep 2025673 PMAQI
14th Sep 2025664 PMAQI
14th Sep 2025775 PMAQI
14th Sep 2025736 PMAQI
14th Sep 2025787 PMAQI
14th Sep 2025798 PMAQI
14th Sep 2025869 PMAQI
14th Sep 20259010 PMAQI
14th Sep 20258111 PMAQI
15th Sep 20258112 AMAQI
15th Sep 2025781 AMAQI
15th Sep 2025822 AMAQI
15th Sep 2025783 AMAQI
15th Sep 2025794 AMAQI
30°C27/34°C
15th Sep 2025675 AMAQI
15th Sep 2025636 AMAQI
15th Sep 2025587 AMAQI
15th Sep 2025668 AMAQI
15th Sep 2025709 AMAQI
15th Sep 20256810 AMAQI
15th Sep 20256711 AMAQI
15th Sep 20258012 PMAQI
15th Sep 2025661 PMAQI
15th Sep 2025702 PMAQI
15th Sep 2025683 PMAQI
15th Sep 2025744 PMAQI
15th Sep 2025745 PMAQI
15th Sep 2025756 PMAQI
15th Sep 2025767 PMAQI
15th Sep 2025808 PMAQI
15th Sep 2025889 PMAQI
15th Sep 20258010 PMAQI
15th Sep 20257611 PMAQI
16th Sep 20257812 AMAQI
16th Sep 2025751 AMAQI
16th Sep 2025752 AMAQI
16th Sep 2025743 AMAQI
16th Sep 2025754 AMAQI
30°C27/35°C
16th Sep 2025735 AMAQI
16th Sep 2025666 AMAQI
16th Sep 2025567 AMAQI
16th Sep 2025688 AMAQI
16th Sep 2025669 AMAQI
16th Sep 20257310 AMAQI
16th Sep 20256111 AMAQI
16th Sep 20256212 PMAQI
16th Sep 2025641 PMAQI
16th Sep 2025632 PMAQI
16th Sep 2025623 PMAQI
16th Sep 2025654 PMAQI
16th Sep 2025715 PMAQI
16th Sep 2025706 PMAQI
16th Sep 2025727 PMAQI
16th Sep 2025728 PMAQI
16th Sep 2025779 PMAQI
16th Sep 20257310 PMAQI
16th Sep 20257411 PMAQI
17th Sep 20256812 AMAQI
17th Sep 2025721 AMAQI
17th Sep 2025742 AMAQI
17th Sep 2025713 AMAQI
17th Sep 2025724 AMAQI
30°C28/34°C
17th Sep 2025695 AMAQI
17th Sep 2025606 AMAQI
17th Sep 2025577 AMAQI
17th Sep 2025628 AMAQI
17th Sep 2025569 AMAQI
17th Sep 20256010 AMAQI
17th Sep 20256611 AMAQI
17th Sep 20256212 PMAQI
17th Sep 2025591 PMAQI
17th Sep 2025552 PMAQI
17th Sep 2025633 PMAQI
17th Sep 2025554 PMAQI
17th Sep 2025685 PMAQI
17th Sep 2025656 PMAQI
17th Sep 2025647 PMAQI
17th Sep 2025658 PMAQI
17th Sep 2025679 PMAQI
17th Sep 20256610 PMAQI
17th Sep 20256611 PMAQI
18th Sep 20256712 AMAQI
18th Sep 2025691 AMAQI
18th Sep 2025702 AMAQI
18th Sep 2025683 AMAQI
18th Sep 2025694 AMAQI
30°C28/33°C
18th Sep 2025745 AMAQI
18th Sep 2025606 AMAQI
18th Sep 2025667 AMAQI
18th Sep 2025678 AMAQI
18th Sep 2025629 AMAQI
18th Sep 20255910 AMAQI
18th Sep 20256111 AMAQI
18th Sep 20256212 PMAQI
18th Sep 2025631 PMAQI
18th Sep 2025622 PMAQI
18th Sep 2025603 PMAQI
18th Sep 2025624 PMAQI
18th Sep 2025685 PMAQI
18th Sep 2025656 PMAQI
18th Sep 2025647 PMAQI
18th Sep 2025668 PMAQI
18th Sep 2025709 PMAQI
18th Sep 20256910 PMAQI
18th Sep 20256411 PMAQI
19th Sep 20256912 AMAQI
19th Sep 2025691 AMAQI
19th Sep 2025702 AMAQI
19th Sep 2025683 AMAQI
19th Sep 2025694 AMAQI
30°C27/34°C
19th Sep 2025665 AMAQI
19th Sep 2025576 AMAQI
19th Sep 2025657 AMAQI
19th Sep 2025728 AMAQI
19th Sep 2025799 AMAQI
19th Sep 20257610 AMAQI
19th Sep 20257211 AMAQI
19th Sep 20257212 PMAQI
19th Sep 2025681 PMAQI
19th Sep 2025662 PMAQI
19th Sep 2025653 PMAQI
19th Sep 2025654 PMAQI
19th Sep 2025655 PMAQI
19th Sep 2025656 PMAQI
19th Sep 2025667 PMAQI
19th Sep 2025668 PMAQI
19th Sep 2025679 PMAQI
19th Sep 20256710 PMAQI
19th Sep 20256911 PMAQI
20th Sep 20257212 AMAQI
20th Sep 2025681 AMAQI
20th Sep 2025682 AMAQI
20th Sep 2025683 AMAQI
20th Sep 2025684 AMAQI
28°C25/34°C
20th Sep 2025765 AMAQI
20th Sep 2025826 AMAQI
20th Sep 2025737 AMAQI
20th Sep 2025748 AMAQI
20th Sep 2025719 AMAQI
20th Sep 20256810 AMAQI
20th Sep 20256611 AMAQI
20th Sep 20257312 PMAQI
20th Sep 2025821 PMAQI
20th Sep 2025772 PMAQI
20th Sep 2025703 PMAQI
20th Sep 2025704 PMAQI
20th Sep 2025715 PMAQI
20th Sep 2025716 PMAQI
20th Sep 2025717 PMAQI
20th Sep 2025668 PMAQI
20th Sep 2025679 PMAQI
20th Sep 20256910 PMAQI
20th Sep 20257311 PMAQI
21st Sep 20257012 AMAQI
21st Sep 2025731 AMAQI
21st Sep 2025702 AMAQI
21st Sep 2025713 AMAQI
21st Sep 2025744 AMAQI
26°C25/29°C
21st Sep 2025745 AMAQI
21st Sep 2025796 AMAQI
21st Sep 2025707 AMAQI
21st Sep 2025848 AMAQI
21st Sep 2025949 AMAQI
21st Sep 20258810 AMAQI
21st Sep 20258411 AMAQI
21st Sep 20257912 PMAQI
21st Sep 2025781 PMAQI
21st Sep 2025732 PMAQI
21st Sep 2025723 PMAQI
21st Sep 2025784 PMAQI
21st Sep 2025875 PMAQI
21st Sep 2025736 PMAQI
21st Sep 2025767 PMAQI
21st Sep 2025758 PMAQI
21st Sep 2025799 PMAQI
21st Sep 20257810 PMAQI
21st Sep 20257611 PMAQI
22nd Sep 20257312 AMAQI
22nd Sep 2025721 AMAQI
22nd Sep 2025742 AMAQI
22nd Sep 2025743 AMAQI
22nd Sep 2025744 AMAQI
29°C25/34°C
22nd Sep 2025735 AMAQI
22nd Sep 2025726 AMAQI
22nd Sep 2025847 AMAQI
22nd Sep 2025918 AMAQI
22nd Sep 2025889 AMAQI
22nd Sep 20257810 AMAQI
22nd Sep 20257511 AMAQI
22nd Sep 20257712 PMAQI
22nd Sep 2025761 PMAQI
22nd Sep 2025752 PMAQI
22nd Sep 2025753 PMAQI
22nd Sep 2025644 PMAQI
22nd Sep 2025685 PMAQI
22nd Sep 2025686 PMAQI
22nd Sep 2025727 PMAQI
22nd Sep 2025718 PMAQI
22nd Sep 2025719 PMAQI
22nd Sep 20257210 PMAQI
22nd Sep 20257811 PMAQI
23rd Sep 20257512 AMAQI
23rd Sep 2025761 AMAQI
23rd Sep 2025742 AMAQI
23rd Sep 2025763 AMAQI
23rd Sep 2025764 AMAQI
30°C26/33°C
23rd Sep 2025775 AMAQI
23rd Sep 2025706 AMAQI
23rd Sep 2025767 AMAQI
23rd Sep 2025778 AMAQI
23rd Sep 2025869 AMAQI
23rd Sep 20257110 AMAQI
23rd Sep 20256611 AMAQI
23rd Sep 20256612 PMAQI
23rd Sep 2025611 PMAQI
23rd Sep 2025632 PMAQI
23rd Sep 2025653 PMAQI
23rd Sep 2025684 PMAQI
23rd Sep 2025745 PMAQI
23rd Sep 2025706 PMAQI
23rd Sep 2025727 PMAQI
23rd Sep 2025728 PMAQI
23rd Sep 2025719 PMAQI
23rd Sep 20257310 PMAQI
23rd Sep 20257811 PMAQI
24th Sep 20257212 AMAQI
24th Sep 2025771 AMAQI
24th Sep 2025752 AMAQI
24th Sep 2025763 AMAQI
24th Sep 2025754 AMAQI
30°C27/33°C
24th Sep 2025765 AMAQI
24th Sep 2025786 AMAQI
24th Sep 2025867 AMAQI
24th Sep 2025828 AMAQI
24th Sep 2025749 AMAQI
24th Sep 20257010 AMAQI
24th Sep 20256311 AMAQI
24th Sep 20256912 PMAQI
24th Sep 2025651 PMAQI
24th Sep 2025652 PMAQI
24th Sep 2025663 PMAQI
24th Sep 2025734 PMAQI
24th Sep 2025695 PMAQI
24th Sep 2025706 PMAQI
24th Sep 2025707 PMAQI
24th Sep 2025718 PMAQI
24th Sep 2025689 PMAQI
24th Sep 20257010 PMAQI
24th Sep 20257211 PMAQI
25th Sep 20257412 AMAQI
25th Sep 2025771 AMAQI
25th Sep 2025772 AMAQI
25th Sep 2025763 AMAQI
25th Sep 2025774 AMAQI
30°C27/35°C
25th Sep 2025725 AMAQI
25th Sep 2025696 AMAQI
25th Sep 2025687 AMAQI
25th Sep 2025768 AMAQI
25th Sep 2025889 AMAQI
25th Sep 20257010 AMAQI
25th Sep 20255311 AMAQI
25th Sep 20255112 PMAQI
25th Sep 2025511 PMAQI
25th Sep 2025512 PMAQI
25th Sep 2025503 PMAQI
25th Sep 2025594 PMAQI
25th Sep 2025515 PMAQI
25th Sep 2025506 PMAQI
25th Sep 2025507 PMAQI
25th Sep 2025508 PMAQI
25th Sep 2025519 PMAQI
25th Sep 20255110 PMAQI
25th Sep 20255111 PMAQI
26th Sep 20255012 AMAQI
26th Sep 2025491 AMAQI
26th Sep 2025502 AMAQI
26th Sep 2025443 AMAQI
26th Sep 2025484 AMAQI
31°C27/35°C
26th Sep 2025535 AMAQI
26th Sep 2025486 AMAQI
26th Sep 2025477 AMAQI
26th Sep 2025508 AMAQI
26th Sep 2025519 AMAQI
26th Sep 20255010 AMAQI
26th Sep 20255011 AMAQI
26th Sep 20254812 PMAQI
26th Sep 2025501 PMAQI
26th Sep 2025502 PMAQI
26th Sep 2025503 PMAQI
26th Sep 2025484 PMAQI
26th Sep 2025475 PMAQI
26th Sep 2025506 PMAQI
26th Sep 2025497 PMAQI
26th Sep 2025458 PMAQI
26th Sep 2025449 PMAQI
26th Sep 20254410 PMAQI
26th Sep 20254411 PMAQI
27th Sep 20254412 AMAQI
27th Sep 2025441 AMAQI
27th Sep 2025442 AMAQI
27th Sep 2025423 AMAQI
27th Sep 2025414 AMAQI
30°C27/34°C
27th Sep 2025455 AMAQI
27th Sep 2025446 AMAQI
27th Sep 2025447 AMAQI
27th Sep 2025468 AMAQI
27th Sep 2025469 AMAQI
27th Sep 20254410 AMAQI
27th Sep 20254411 AMAQI
27th Sep 20254412 PMAQI
27th Sep 2025431 PMAQI
27th Sep 2025442 PMAQI
27th Sep 2025453 PMAQI
27th Sep 2025454 PMAQI
27th Sep 2025455 PMAQI
27th Sep 2025456 PMAQI
27th Sep 2025467 PMAQI
27th Sep 2025408 PMAQI
27th Sep 2025399 PMAQI
27th Sep 20254510 PMAQI
27th Sep 20254611 PMAQI
28th Sep 20254612 AMAQI
28th Sep 2025451 AMAQI
28th Sep 2025452 AMAQI
28th Sep 2025433 AMAQI
28th Sep 2025414 AMAQI
30°C27/35°C
28th Sep 2025455 AMAQI
28th Sep 2025446 AMAQI
28th Sep 2025457 AMAQI
28th Sep 2025458 AMAQI
28th Sep 2025469 AMAQI
28th Sep 20254510 AMAQI
28th Sep 20254511 AMAQI
28th Sep 20254612 PMAQI
28th Sep 2025441 PMAQI
28th Sep 2025462 PMAQI
28th Sep 2025463 PMAQI
28th Sep 2025454 PMAQI
28th Sep 2025455 PMAQI
28th Sep 2025456 PMAQI
28th Sep 2025457 PMAQI
28th Sep 2025468 PMAQI
28th Sep 2025459 PMAQI
28th Sep 20254510 PMAQI
28th Sep 20255911 PMAQI
29th Sep 20255612 AMAQI
29th Sep 2025561 AMAQI
29th Sep 2025592 AMAQI
29th Sep 2025593 AMAQI
29th Sep 2025634 AMAQI
31°C27/36°C
29th Sep 2025675 AMAQI
29th Sep 2025646 AMAQI
29th Sep 2025607 AMAQI
29th Sep 2025628 AMAQI
29th Sep 2025699 AMAQI
29th Sep 20256410 AMAQI
29th Sep 20256211 AMAQI
29th Sep 20255412 PMAQI
29th Sep 2025581 PMAQI
29th Sep 2025592 PMAQI
29th Sep 2025553 PMAQI
29th Sep 2025584 PMAQI
29th Sep 2025625 PMAQI
29th Sep 2025656 PMAQI
29th Sep 2025667 PMAQI
29th Sep 2025508 PMAQI
29th Sep 2025619 PMAQI
29th Sep 20257410 PMAQI
29th Sep 20257911 PMAQI
30th Sep 20259012 AMAQI
30th Sep 20251041 AMAQI
30th Sep 20251252 AMAQI
30th Sep 2025993 AMAQI
30th Sep 2025684 AMAQI
31°C27/36°C
30th Sep 2025625 AMAQI
30th Sep 2025746 AMAQI
30th Sep 2025807 AMAQI
30th Sep 2025768 AMAQI
30th Sep 2025719 AMAQI
30th Sep 20257310 AMAQI
30th Sep 20255411 AMAQI
30th Sep 20255412 PMAQI
30th Sep 2025561 PMAQI
30th Sep 2025582 PMAQI
30th Sep 2025563 PMAQI
30th Sep 2025514 PMAQI
30th Sep 2025585 PMAQI
30th Sep 2025646 PMAQI
30th Sep 2025727 PMAQI
30th Sep 2025598 PMAQI
30th Sep 2025639 PMAQI
30th Sep 20255810 PMAQI
30th Sep 20254811 PMAQI
1st Oct 20256712 AMAQI
1st Oct 2025771 AMAQI
1st Oct 2025792 AMAQI
1st Oct 2025533 AMAQI
1st Oct 2025514 AMAQI
30°C27/34°C
1st Oct 2025675 AMAQI
1st Oct 2025676 AMAQI
1st Oct 2025777 AMAQI
1st Oct 2025868 AMAQI
1st Oct 2025689 AMAQI
1st Oct 202511510 AMAQI
1st Oct 20259111 AMAQI
1st Oct 20255312 PMAQI
1st Oct 2025531 PMAQI
1st Oct 2025532 PMAQI
1st Oct 2025903 PMAQI
1st Oct 2025844 PMAQI
1st Oct 2025705 PMAQI
1st Oct 2025556 PMAQI
1st Oct 2025557 PMAQI
1st Oct 2025548 PMAQI
1st Oct 2025549 PMAQI
1st Oct 20255410 PMAQI
1st Oct 20255511 PMAQI
2nd Oct 20255412 AMAQI
2nd Oct 2025541 AMAQI
2nd Oct 2025542 AMAQI
2nd Oct 2025543 AMAQI
2nd Oct 2025534 AMAQI
29°C26/32°C
2nd Oct 2025535 AMAQI
2nd Oct 2025546 AMAQI
2nd Oct 2025537 AMAQI
2nd Oct 2025558 AMAQI
2nd Oct 2025549 AMAQI
2nd Oct 20255510 AMAQI
2nd Oct 20255211 AMAQI
2nd Oct 20255312 PMAQI
2nd Oct 2025541 PMAQI
2nd Oct 2025542 PMAQI
2nd Oct 2025533 PMAQI
2nd Oct 2025524 PMAQI
2nd Oct 2025545 PMAQI
2nd Oct 2025536 PMAQI
2nd Oct 2025547 PMAQI
2nd Oct 2025548 PMAQI
2nd Oct 2025559 PMAQI
2nd Oct 20255510 PMAQI
2nd Oct 20255411 PMAQI
3rd Oct 20255412 AMAQI
3rd Oct 2025541 AMAQI
3rd Oct 2025532 AMAQI
3rd Oct 2025553 AMAQI
3rd Oct 2025644 AMAQI
29°C25/35°C
3rd Oct 2025755 AMAQI
3rd Oct 2025806 AMAQI
3rd Oct 2025707 AMAQI
3rd Oct 2025758 AMAQI
3rd Oct 2025779 AMAQI
3rd Oct 20257610 AMAQI
3rd Oct 20258011 AMAQI
3rd Oct 20258312 PMAQI
3rd Oct 2025871 PMAQI
3rd Oct 2025782 PMAQI
3rd Oct 2025733 PMAQI
3rd Oct 2025794 PMAQI
3rd Oct 2025705 PMAQI
3rd Oct 20251036 PMAQI
3rd Oct 20251117 PMAQI
3rd Oct 20251028 PMAQI
3rd Oct 20251129 PMAQI
3rd Oct 202512210 PMAQI
3rd Oct 202512411 PMAQI
4th Oct 202513712 AMAQI
4th Oct 20251461 AMAQI
4th Oct 20251462 AMAQI
4th Oct 20251343 AMAQI
4th Oct 20251054 AMAQI
30°C26/35°C
4th Oct 2025925 AMAQI
4th Oct 2025796 AMAQI
4th Oct 2025647 AMAQI
4th Oct 2025538 AMAQI
4th Oct 2025489 AMAQI
4th Oct 20254410 AMAQI
4th Oct 20254411 AMAQI
4th Oct 20254812 PMAQI
4th Oct 2025471 PMAQI
4th Oct 2025492 PMAQI
4th Oct 2025493 PMAQI
4th Oct 2025424 PMAQI
4th Oct 2025425 PMAQI
4th Oct 2025466 PMAQI
4th Oct 2025527 PMAQI
4th Oct 2025618 PMAQI
4th Oct 2025739 PMAQI
4th Oct 20256910 PMAQI
4th Oct 20258311 PMAQI
5th Oct 20259512 AMAQI
5th Oct 20251141 AMAQI
5th Oct 20251072 AMAQI
5th Oct 2025893 AMAQI
5th Oct 2025924 AMAQI
30°C27/35°C
5th Oct 2025725 AMAQI
5th Oct 2025816 AMAQI
5th Oct 2025817 AMAQI
5th Oct 2025898 AMAQI
5th Oct 2025999 AMAQI
5th Oct 20259410 AMAQI
5th Oct 20258811 AMAQI
5th Oct 20258712 PMAQI
5th Oct 2025781 PMAQI
5th Oct 2025682 PMAQI
5th Oct 2025673 PMAQI
5th Oct 2025704 PMAQI
5th Oct 2025685 PMAQI
5th Oct 2025736 PMAQI
5th Oct 2025757 PMAQI
5th Oct 2025828 PMAQI
5th Oct 2025739 PMAQI
5th Oct 20257310 PMAQI
5th Oct 20258411 PMAQI
6th Oct 20258012 AMAQI
6th Oct 2025721 AMAQI
6th Oct 2025662 AMAQI
6th Oct 2025653 AMAQI
6th Oct 2025614 AMAQI
30°C26/34°C
6th Oct 2025585 AMAQI
6th Oct 2025576 AMAQI
6th Oct 2025537 AMAQI
6th Oct 2025548 AMAQI
6th Oct 2025539 AMAQI
6th Oct 20255210 AMAQI
6th Oct 20256111 AMAQI
6th Oct 20256312 PMAQI
6th Oct 2025701 PMAQI
6th Oct 2025802 PMAQI
6th Oct 20251023 PMAQI
6th Oct 20251304 PMAQI
6th Oct 20251305 PMAQI
6th Oct 20251096 PMAQI
6th Oct 20251227 PMAQI
6th Oct 20251008 PMAQI
6th Oct 20251059 PMAQI
6th Oct 202510710 PMAQI
30°C26/34°C
7th Oct 20251005 PMAQI
7th Oct 2025916 PMAQI
7th Oct 2025987 PMAQI
7th Oct 20251078 PMAQI
7th Oct 20251109 PMAQI
7th Oct 202511310 PMAQI
7th Oct 202512211 PMAQI
8th Oct 202512112 AMAQI
8th Oct 20251051 AMAQI
8th Oct 2025972 AMAQI
8th Oct 2025953 AMAQI
8th Oct 2025974 AMAQI
29°C26/33°C
8th Oct 20251035 AMAQI
5 AM8th Oct 20251086 AMAQI
8th Oct 20251127 AMAQI
8th Oct 20251108 AMAQI
8th Oct 20251109 AMAQI
8th Oct 202511210 AMAQI
8th Oct 202510711 AMAQI
11 AM8th Oct 20259312 PMAQI
8th Oct 2025971 PMAQI
8th Oct 2025922 PMAQI
8th Oct 2025893 PMAQI
8th Oct 2025924 PMAQI
8th Oct 2025915 PMAQI
8th Oct 2025936 PMAQI
6 PM11 PM
4 AM
--°C/°C
Day time
Avg. Highest Time
5 AM - 6 PM
69AQI
14 hours / Day
420 hours / Month
Avg. Lowest Time
5 AM - 6 PM
69AQI
14 hours / Day
420 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 5 AM to 6 PM (Avg. 69), while the lowest AQI was between 5 AM to 6 PM (Avg. 69).
Night time
Avg. Highest Time
12 AM - 2 AM
75AQI
3 hours / Day
90 hours / Month
Avg. Lowest Time
3 AM - 11 PM
72AQI
7 hours / Day
210 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 12 AM to 2 AM (Avg. 75), while the lowest AQI was between 3 AM to 11 PM (Avg. 72).
2025 Days Vs Air Quality
Alandur Bus Depot, Chennai, Tamil Nadu, India
2025
1%
3
78%
219
21%
58
Total number of days with different AQI categories in last 281 days in 2025 (84 days remaining)
Good
3 DaysModerate
219 DaysPoor
58 DaysUnhealthy
0 DaysSevere
0 DaysHazardous
0 DaysUnder WHO’s Safe Air Quality Limits: 1%
Health Risk Level:
Extreme
In 2025, 1% of 281 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
Alandur Bus Depot, Chennai, Tamil Nadu, India
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
109AQI
109AQI
2nd January 2025
112AQI
112AQI
3rd January 2025
117AQI
117AQI
4th January 2025
121AQI
121AQI
5th January 2025
129AQI
129AQI
6th January 2025
142AQI
142AQI
7th January 2025
139AQI
139AQI
8th January 2025
148AQI
148AQI
9th January 2025
142AQI
142AQI
10th January 2025
146AQI
146AQI
11th January 2025
116AQI
116AQI
12th January 2025
123AQI
123AQI
13th January 2025
118AQI
118AQI
14th January 2025
90AQI
90AQI
15th January 2025
90AQI
90AQI
16th January 2025
125AQI
125AQI
17th January 2025
137AQI
137AQI
18th January 2025
130AQI
130AQI
19th January 2025
107AQI
107AQI
20th January 2025
133AQI
133AQI
21st January 2025
131AQI
131AQI
22nd January 2025
136AQI
136AQI
23rd January 2025
117AQI
117AQI
24th January 2025
108AQI
108AQI
25th January 2025
113AQI
113AQI
26th January 2025
103AQI
103AQI
27th January 2025
112AQI
112AQI
28th January 2025
131AQI
131AQI
29th January 2025
130AQI
130AQI
30th January 2025
129AQI
129AQI
31st January 2025
108AQI
108AQI
1st February 2025
95AQI
95AQI
2nd February 2025
92AQI
92AQI
3rd February 2025
93AQI
93AQI
4th February 2025
106AQI
106AQI
5th February 2025
129AQI
129AQI
6th February 2025
130AQI
130AQI
7th February 2025
134AQI
134AQI
8th February 2025
127AQI
127AQI
9th February 2025
135AQI
135AQI
10th February 2025
142AQI
142AQI
11th February 2025
116AQI
116AQI
12th February 2025
124AQI
124AQI
13th February 2025
107AQI
107AQI
14th February 2025
106AQI
106AQI
15th February 2025
95AQI
95AQI
16th February 2025
108AQI
108AQI
17th February 2025
117AQI
117AQI
18th February 2025
122AQI
122AQI
19th February 2025
120AQI
120AQI
20th February 2025
116AQI
116AQI
21st February 2025
93AQI
93AQI
22nd February 2025
94AQI
94AQI
23rd February 2025
99AQI
99AQI
24th February 2025
97AQI
97AQI
25th February 2025
87AQI
87AQI
26th February 2025
102AQI
102AQI
27th February 2025
101AQI
101AQI
28th February 2025
101AQI
101AQI
1st March 2025
85AQI
85AQI
2nd March 2025
82AQI
82AQI
3rd March 2025
92AQI
92AQI
4th March 2025
85AQI
85AQI
5th March 2025
85AQI
85AQI
6th March 2025
107AQI
107AQI
7th March 2025
122AQI
122AQI
8th March 2025
109AQI
109AQI
9th March 2025
94AQI
94AQI
10th March 2025
97AQI
97AQI
11th March 2025
120AQI
120AQI
12th March 2025
97AQI
97AQI
13th March 2025
97AQI
97AQI
14th March 2025
109AQI
109AQI
15th March 2025
63AQI
63AQI
16th March 2025
73AQI
73AQI
17th March 2025
112AQI
112AQI
18th March 2025
97AQI
97AQI
19th March 2025
89AQI
89AQI
20th March 2025
87AQI
87AQI
21st March 2025
85AQI
85AQI
22nd March 2025
84AQI
84AQI
23rd March 2025
77AQI
77AQI
24th March 2025
84AQI
84AQI
25th March 2025
87AQI
87AQI
26th March 2025
92AQI
92AQI
27th March 2025
110AQI
110AQI
28th March 2025
99AQI
99AQI
29th March 2025
109AQI
109AQI
30th March 2025
91AQI
91AQI
31st March 2025
95AQI
95AQI
1st April 2025
102AQI
102AQI
2nd April 2025
87AQI
87AQI
3rd April 2025
74AQI
74AQI
4th April 2025
78AQI
78AQI
5th April 2025
67AQI
67AQI
6th April 2025
69AQI
69AQI
7th April 2025
68AQI
68AQI
8th April 2025
66AQI
66AQI
9th April 2025
65AQI
65AQI
10th April 2025
80AQI
80AQI
11th April 2025
86AQI
86AQI
12th April 2025
91AQI
91AQI
13th April 2025
88AQI
88AQI
14th April 2025
77AQI
77AQI
15th April 2025
70AQI
70AQI
16th April 2025
74AQI
74AQI
17th April 2025
74AQI
74AQI
18th April 2025
71AQI
71AQI
19th April 2025
83AQI
83AQI
20th April 2025
80AQI
80AQI
21st April 2025
81AQI
81AQI
22nd April 2025
78AQI
78AQI
23rd April 2025
76AQI
76AQI
24th April 2025
73AQI
73AQI
25th April 2025
76AQI
76AQI
26th April 2025
74AQI
74AQI
27th April 2025
67AQI
67AQI
28th April 2025
60AQI
60AQI
29th April 2025
61AQI
61AQI
30th April 2025
64AQI
64AQI
1st May 2025
68AQI
68AQI
2nd May 2025
70AQI
70AQI
3rd May 2025
81AQI
81AQI
4th May 2025
78AQI
78AQI
5th May 2025
82AQI
82AQI
6th May 2025
78AQI
78AQI
7th May 2025
82AQI
82AQI
8th May 2025
90AQI
90AQI
9th May 2025
93AQI
93AQI
10th May 2025
93AQI
93AQI
11th May 2025
93AQI
93AQI
12th May 2025
93AQI
93AQI
13th May 2025
99AQI
99AQI
14th May 2025
94AQI
94AQI
15th May 2025
100AQI
100AQI
16th May 2025
98AQI
98AQI
17th May 2025
91AQI
91AQI
18th May 2025
86AQI
86AQI
19th May 2025
81AQI
81AQI
20th May 2025
85AQI
85AQI
21st May 2025
72AQI
72AQI
22nd May 2025
82AQI
82AQI
23rd May 2025
81AQI
81AQI
24th May 2025
74AQI
74AQI
25th May 2025
70AQI
70AQI
26th May 2025
66AQI
66AQI
27th May 2025
72AQI
72AQI
28th May 2025
94AQI
94AQI
29th May 2025
77AQI
77AQI
30th May 2025
79AQI
79AQI
31st May 2025
81AQI
81AQI
1st June 2025
79AQI
79AQI
2nd June 2025
82AQI
82AQI
3rd June 2025
75AQI
75AQI
4th June 2025
73AQI
73AQI
5th June 2025
74AQI
74AQI
6th June 2025
86AQI
86AQI
7th June 2025
85AQI
85AQI
8th June 2025
78AQI
78AQI
9th June 2025
78AQI
78AQI
10th June 2025
82AQI
82AQI
11th June 2025
86AQI
86AQI
12th June 2025
89AQI
89AQI
13th June 2025
84AQI
84AQI
14th June 2025
80AQI
80AQI
15th June 2025
74AQI
74AQI
16th June 2025
74AQI
74AQI
17th June 2025
76AQI
76AQI
18th June 2025
79AQI
79AQI
19th June 2025
78AQI
78AQI
20th June 2025
78AQI
78AQI
21st June 2025
75AQI
75AQI
22nd June 2025
76AQI
76AQI
23rd June 2025
76AQI
76AQI
24th June 2025
79AQI
79AQI
25th June 2025
73AQI
73AQI
26th June 2025
66AQI
66AQI
27th June 2025
65AQI
65AQI
28th June 2025
61AQI
61AQI
29th June 2025
62AQI
62AQI
30th June 2025
66AQI
66AQI
1st July 2025
71AQI
71AQI
2nd July 2025
72AQI
72AQI
3rd July 2025
65AQI
65AQI
4th July 2025
63AQI
63AQI
5th July 2025
66AQI
66AQI
6th July 2025
63AQI
63AQI
7th July 2025
62AQI
62AQI
8th July 2025
63AQI
63AQI
9th July 2025
64AQI
64AQI
10th July 2025
65AQI
65AQI
11th July 2025
66AQI
66AQI
12th July 2025
66AQI
66AQI
13th July 2025
67AQI
67AQI
14th July 2025
65AQI
65AQI
15th July 2025
64AQI
64AQI
16th July 2025
69AQI
69AQI
17th July 2025
71AQI
71AQI
18th July 2025
72AQI
72AQI
19th July 2025
71AQI
71AQI
20th July 2025
68AQI
68AQI
21st July 2025
68AQI
68AQI
22nd July 2025
67AQI
67AQI
23rd July 2025
73AQI
73AQI
24th July 2025
77AQI
77AQI
25th July 2025
79AQI
79AQI
26th July 2025
71AQI
71AQI
27th July 2025
64AQI
64AQI
28th July 2025
62AQI
62AQI
29th July 2025
61AQI
61AQI
30th July 2025
62AQI
62AQI
31st July 2025
66AQI
66AQI
1st August 2025
68AQI
68AQI
2nd August 2025
73AQI
73AQI
3rd August 2025
69AQI
69AQI
4th August 2025
67AQI
67AQI
5th August 2025
63AQI
63AQI
6th August 2025
65AQI
65AQI
7th August 2025
64AQI
64AQI
8th August 2025
65AQI
65AQI
9th August 2025
72AQI
72AQI
10th August 2025
71AQI
71AQI
11th August 2025
67AQI
67AQI
12th August 2025
69AQI
69AQI
13th August 2025
61AQI
61AQI
14th August 2025
60AQI
60AQI
15th August 2025
61AQI
61AQI
16th August 2025
60AQI
60AQI
17th August 2025
57AQI
57AQI
18th August 2025
58AQI
58AQI
19th August 2025
61AQI
61AQI
20th August 2025
62AQI
62AQI
21st August 2025
65AQI
65AQI
22nd August 2025
68AQI
68AQI
23rd August 2025
65AQI
65AQI
24th August 2025
65AQI
65AQI
25th August 2025
64AQI
64AQI
26th August 2025
65AQI
65AQI
27th August 2025
66AQI
66AQI
28th August 2025
65AQI
65AQI
29th August 2025
68AQI
68AQI
30th August 2025
67AQI
67AQI
31st August 2025
67AQI
67AQI
1st September 2025
67AQI
67AQI
2nd September 2025
66AQI
66AQI
3rd September 2025
66AQI
66AQI
4th September 2025
60AQI
60AQI
5th September 2025
64AQI
64AQI
6th September 2025
68AQI
68AQI
7th September 2025
67AQI
67AQI
8th September 2025
69AQI
69AQI
9th September 2025
77AQI
77AQI
10th September 2025
77AQI
77AQI
11th September 2025
75AQI
75AQI
12th September 2025
79AQI
79AQI
13th September 2025
81AQI
81AQI
14th September 2025
76AQI
76AQI
15th September 2025
74AQI
74AQI
16th September 2025
70AQI
70AQI
17th September 2025
65AQI
65AQI
18th September 2025
66AQI
66AQI
19th September 2025
68AQI
68AQI
20th September 2025
71AQI
71AQI
21st September 2025
77AQI
77AQI
22nd September 2025
74AQI
74AQI
23rd September 2025
73AQI
73AQI
24th September 2025
72AQI
72AQI
25th September 2025
59AQI
59AQI
26th September 2025
48AQI
48AQI
27th September 2025
44AQI
44AQI
28th September 2025
46AQI
46AQI
29th September 2025
62AQI
62AQI
30th September 2025
70AQI
70AQI
1st October 2025
66AQI
66AQI
2nd October 2025
54AQI
54AQI
3rd October 2025
83AQI
83AQI
4th October 2025
75AQI
75AQI
5th October 2025
85AQI
85AQI
6th October 2025
88AQI
88AQI
7th October 2025
106AQI
106AQI
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
122AQI
110AQI
94AQI
75AQI
83AQI
76AQI
67AQI
65AQI
68AQI
80AQI
No. of days
Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days
202584AQI
2
29
9
19
23
8
29
1
31
30
31
31
3
27
6
1
3
219
58
Highest AQI recorded in
January122AQI
Lowest AQI recorded in
August65AQI
202499AQI
19
10
2
1
17
10
1
7
22
2
25
5
6
25
30
21
10
9
6
14
2
22
6
2
13
11
6
1
9
13
8
23
8
37
166
121
38
4
Highest AQI recorded in
January149AQI
Lowest AQI recorded in
September51AQI
2023112AQI
5
26
5
23
12
6
13
7
16
5
4
25
7
23
6
23
2
3
10
18
10
20
10
20
5
12
12
8
20
1
28
106
153
70
Highest AQI recorded in
February163AQI
Lowest AQI recorded in
October53AQI
2022102AQI
1
14
7
5
22
10
20
1
3
17
21
7
2
17
6
3
2
11
14
6
5
5
2
1
8
18
2
3
15
10
1
7
11
4
8
3
13
15
30
128
120
39
3
Highest AQI recorded in
December144AQI
Lowest AQI recorded in
April59AQI
202190AQI
3
12
14
2
8
14
4
2
11
12
2
2
2
20
7
2
1
5
26
20
10
30
1
28
1
25
5
2
16
6
1
7
22
1
1
22
7
19
240
77
11
3
4
Highest AQI recorded in
March133AQI
Lowest AQI recorded in
May62AQI
202078AQI
13
18
12
15
15
1
4
22
2
2
8
16
7
5
24
1
1
2
17
9
2
2
22
5
2
1
18
8
1
5
10
13
60
169
46
5
3
Highest AQI recorded in
September95AQI
Lowest AQI recorded in
April48AQI
Most & Least Polluted Years Over the Last 6 Years
Most Polluted Year Recorded
2023(Avg.)
112AQILeast Polluted Year Recorded
2020(Avg.)
78AQIAlandur Bus Depot's annual 2025 AQI (84) shows an average percentage change of -10.8% (improved AQI) compared to previous years: 2020 (78), 2021 (90), 2022 (102), 2023 (112), 2024 (99).
