Country Background

Locomotive Factory, Mudanjiang, Heilongjiang, 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+

October Air Quality Analysis

Locomotive Factory, Mudanjiang, Heilongjiang, China

2021
2022
2023
2024
2025
AQI
.
Days

AQI Trends: Highest and Lowest

Highest AQI recorded on
31st Oct 2023
166AQI
Lowest AQI recorded on
1st Oct 2023
37AQI


Same Day Analysis (22nd October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 93 of Moderate air quality, showing improvement over 2023 on the same day.

Download 2024 Annual Data

World Air Quality Report

Globe

Day & Night AQI Trend: 22nd Oct - 23rd Oct 2025

Locomotive Factory, Mudanjiang, Heilongjiang, China

AQI
Day
Night
.

7 AM22nd Oct 2025

6 PM

6 AM23rd Oct 2025

Day time
Avg. Highest Time
12AMNaNth undefined

AQI

Avg. Lowest Time
12AMNaNth undefined

AQI

Night time
Avg. Highest Time
9AM22nd Oct

99AQI

Avg. Lowest Time
5PM22nd Oct

61AQI

In the last 24 hours,

Locomotive Factory's AQI reached its highest point of 99 at 9 AM during the Night, while the lowest point, undefined, was recorded at 6 AM during the Night between 22nd Oct and 23rd Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025

Locomotive Factory, Mudanjiang, Heilongjiang, China

SepOct
23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd
Day
Night
23rd Sep 2025537 AMAQI
23rd Sep 2025728 AMAQI
23rd Sep 2025639 AMAQI
23rd Sep 20255310 AMAQI
23rd Sep 20254311 AMAQI
23rd Sep 20254412 PMAQI
23rd Sep 2025441 PMAQI
23rd Sep 2025352 PMAQI
23rd Sep 2025323 PMAQI
23rd Sep 2025344 PMAQI
23rd Sep 2025565 PMAQI
23rd Sep 2025586 PMAQI
23rd Sep 2025607 PMAQI
23rd Sep 2025598 PMAQI
23rd Sep 2025649 PMAQI
23rd Sep 20256310 PMAQI
23rd Sep 20256411 PMAQI
24th Sep 20256212 AMAQI
24th Sep 2025571 AMAQI
24th Sep 2025562 AMAQI
24th Sep 2025563 AMAQI
24th Sep 2025554 AMAQI
24th Sep 2025565 AMAQI
24th Sep 2025556 AMAQI

16°C8/24°C

24th Sep 2025567 AMAQI
24th Sep 2025668 AMAQI
24th Sep 2025649 AMAQI
24th Sep 20256710 AMAQI
24th Sep 20256211 AMAQI
24th Sep 20256212 PMAQI
24th Sep 2025621 PMAQI
24th Sep 2025532 PMAQI
24th Sep 2025543 PMAQI
24th Sep 2025554 PMAQI
24th Sep 2025585 PMAQI
24th Sep 2025546 PMAQI
24th Sep 2025587 PMAQI
24th Sep 2025568 PMAQI
24th Sep 2025589 PMAQI
24th Sep 20255710 PMAQI
24th Sep 20255711 PMAQI
25th Sep 20255512 AMAQI
25th Sep 2025561 AMAQI
25th Sep 2025562 AMAQI
25th Sep 2025573 AMAQI
25th Sep 2025584 AMAQI
25th Sep 2025585 AMAQI
25th Sep 2025586 AMAQI

14°C10/17°C

25th Sep 2025587 AMAQI
25th Sep 2025538 AMAQI
25th Sep 2025449 AMAQI
25th Sep 20253610 AMAQI
25th Sep 20253511 AMAQI
25th Sep 20255212 PMAQI
25th Sep 2025541 PMAQI
25th Sep 2025602 PMAQI
25th Sep 2025663 PMAQI
25th Sep 2025594 PMAQI
25th Sep 2025615 PMAQI
25th Sep 2025636 PMAQI
25th Sep 2025637 PMAQI
25th Sep 2025588 PMAQI
25th Sep 2025609 PMAQI
25th Sep 20256910 PMAQI
25th Sep 20256411 PMAQI
26th Sep 20255412 AMAQI
26th Sep 2025551 AMAQI
26th Sep 2025622 AMAQI
26th Sep 2025723 AMAQI
26th Sep 2025674 AMAQI
26th Sep 2025545 AMAQI
26th Sep 2025516 AMAQI

15°C9/23°C

26th Sep 2025637 AMAQI
26th Sep 2025568 AMAQI
26th Sep 2025409 AMAQI
26th Sep 20252210 AMAQI
26th Sep 20252011 AMAQI
26th Sep 20252112 PMAQI
26th Sep 2025201 PMAQI
26th Sep 2025212 PMAQI
26th Sep 2025243 PMAQI
26th Sep 2025264 PMAQI
26th Sep 2025265 PMAQI
26th Sep 2025446 PMAQI
26th Sep 2025937 PMAQI
26th Sep 20251238 PMAQI
26th Sep 20251219 PMAQI
26th Sep 20259910 PMAQI
26th Sep 20259111 PMAQI
27th Sep 20258312 AMAQI
27th Sep 2025831 AMAQI
27th Sep 2025832 AMAQI
27th Sep 2025773 AMAQI
27th Sep 2025704 AMAQI
27th Sep 2025725 AMAQI
27th Sep 2025726 AMAQI

15°C9/22°C

27th Sep 2025687 AMAQI
27th Sep 2025588 AMAQI
27th Sep 2025549 AMAQI
27th Sep 20255410 AMAQI
27th Sep 20255611 AMAQI
27th Sep 20255212 PMAQI
27th Sep 2025461 PMAQI
27th Sep 2025392 PMAQI
27th Sep 2025443 PMAQI
27th Sep 2025454 PMAQI
27th Sep 2025465 PMAQI
27th Sep 2025526 PMAQI
27th Sep 2025587 PMAQI
27th Sep 2025718 PMAQI
27th Sep 2025909 PMAQI
27th Sep 20259310 PMAQI
27th Sep 20259011 PMAQI
28th Sep 20258412 AMAQI
28th Sep 2025741 AMAQI
28th Sep 2025632 AMAQI
28th Sep 2025683 AMAQI
28th Sep 2025734 AMAQI
28th Sep 2025705 AMAQI
28th Sep 2025636 AMAQI

17°C10/26°C

28th Sep 2025637 AMAQI
28th Sep 2025618 AMAQI
28th Sep 2025529 AMAQI
28th Sep 20255210 AMAQI
28th Sep 20255511 AMAQI
28th Sep 20255612 PMAQI
28th Sep 2025551 PMAQI
28th Sep 2025542 PMAQI
28th Sep 2025553 PMAQI
28th Sep 2025564 PMAQI
28th Sep 2025645 PMAQI
28th Sep 2025706 PMAQI
28th Sep 2025667 PMAQI
28th Sep 2025708 PMAQI
28th Sep 2025749 PMAQI
28th Sep 20257810 PMAQI
28th Sep 20258211 PMAQI
29th Sep 20257912 AMAQI
29th Sep 2025791 AMAQI
29th Sep 2025852 AMAQI
29th Sep 2025893 AMAQI
29th Sep 2025714 AMAQI
29th Sep 2025615 AMAQI
29th Sep 2025726 AMAQI

15°C11/21°C

29th Sep 2025687 AMAQI
29th Sep 2025648 AMAQI
29th Sep 2025689 AMAQI
29th Sep 20257310 AMAQI
29th Sep 20257111 AMAQI
29th Sep 20255712 PMAQI
29th Sep 2025541 PMAQI
29th Sep 2025542 PMAQI
29th Sep 2025603 PMAQI
29th Sep 2025554 PMAQI
29th Sep 2025695 PMAQI
29th Sep 2025866 PMAQI
29th Sep 20251207 PMAQI
29th Sep 20251088 PMAQI
29th Sep 2025979 PMAQI
29th Sep 20258910 PMAQI
29th Sep 20259411 PMAQI
30th Sep 202510612 AMAQI
30th Sep 20251171 AMAQI
30th Sep 20251082 AMAQI
30th Sep 2025933 AMAQI
30th Sep 2025914 AMAQI
30th Sep 2025985 AMAQI
30th Sep 2025836 AMAQI

14°C8/22°C

30th Sep 2025827 AMAQI
30th Sep 2025748 AMAQI
30th Sep 2025769 AMAQI
30th Sep 20257310 AMAQI
30th Sep 20257211 AMAQI
30th Sep 20256712 PMAQI
30th Sep 2025561 PMAQI
30th Sep 2025542 PMAQI
30th Sep 2025583 PMAQI
30th Sep 2025594 PMAQI
30th Sep 2025735 PMAQI
30th Sep 2025896 PMAQI
30th Sep 2025957 PMAQI
30th Sep 2025928 PMAQI
30th Sep 2025869 PMAQI
30th Sep 20258410 PMAQI
30th Sep 20258011 PMAQI
1st Oct 20256412 AMAQI
1st Oct 2025701 AMAQI
1st Oct 2025602 AMAQI
1st Oct 2025563 AMAQI
1st Oct 2025624 AMAQI
1st Oct 2025565 AMAQI
1st Oct 2025556 AMAQI

16°C9/26°C

1st Oct 2025547 AMAQI
1st Oct 2025528 AMAQI
1st Oct 2025519 AMAQI
1st Oct 20254310 AMAQI
1st Oct 20254711 AMAQI
1st Oct 20254412 PMAQI
1st Oct 2025461 PMAQI
1st Oct 2025442 PMAQI
1st Oct 2025483 PMAQI
1st Oct 2025524 PMAQI
1st Oct 2025535 PMAQI
1st Oct 2025556 PMAQI
1st Oct 2025637 PMAQI
1st Oct 2025758 PMAQI
1st Oct 2025769 PMAQI
1st Oct 20258810 PMAQI
1st Oct 20259011 PMAQI
2nd Oct 20257912 AMAQI
2nd Oct 2025781 AMAQI
2nd Oct 2025782 AMAQI
2nd Oct 2025743 AMAQI
2nd Oct 2025804 AMAQI
2nd Oct 2025705 AMAQI
2nd Oct 2025726 AMAQI

16°C11/25°C

2nd Oct 2025687 AMAQI
2nd Oct 2025698 AMAQI
2nd Oct 2025639 AMAQI
2nd Oct 20256010 AMAQI
2nd Oct 20255311 AMAQI
2nd Oct 20254212 PMAQI
2nd Oct 2025451 PMAQI
2nd Oct 2025452 PMAQI
2nd Oct 2025523 PMAQI
2nd Oct 2025584 PMAQI
2nd Oct 2025815 PMAQI
2nd Oct 2025886 PMAQI
2nd Oct 2025897 PMAQI
2nd Oct 2025938 PMAQI
2nd Oct 2025999 PMAQI
2nd Oct 202510010 PMAQI
2nd Oct 202511511 PMAQI
3rd Oct 202514512 AMAQI
3rd Oct 20251461 AMAQI
3rd Oct 20251252 AMAQI
3rd Oct 20251123 AMAQI
3rd Oct 2025994 AMAQI
3rd Oct 20251025 AMAQI
3rd Oct 2025966 AMAQI

17°C11/26°C

3rd Oct 2025807 AMAQI
3rd Oct 2025798 AMAQI
3rd Oct 2025669 AMAQI
3rd Oct 20256810 AMAQI
3rd Oct 20256311 AMAQI
3rd Oct 20256312 PMAQI
3rd Oct 2025671 PMAQI
3rd Oct 2025662 PMAQI
3rd Oct 2025663 PMAQI
3rd Oct 2025634 PMAQI
3rd Oct 2025655 PMAQI
3rd Oct 2025716 PMAQI
3rd Oct 2025667 PMAQI
3rd Oct 2025758 PMAQI
3rd Oct 2025999 PMAQI
3rd Oct 202513710 PMAQI
3rd Oct 202513011 PMAQI
4th Oct 202513712 AMAQI
4th Oct 2025971 AMAQI
4th Oct 2025862 AMAQI
4th Oct 2025813 AMAQI
4th Oct 2025784 AMAQI
4th Oct 2025765 AMAQI
4th Oct 2025756 AMAQI

18°C12/27°C

4th Oct 2025757 AMAQI
4th Oct 2025678 AMAQI
4th Oct 2025679 AMAQI
4th Oct 20256210 AMAQI
4th Oct 20255211 AMAQI
4th Oct 20255212 PMAQI
4th Oct 2025521 PMAQI
4th Oct 2025542 PMAQI
4th Oct 2025593 PMAQI
4th Oct 2025574 PMAQI
4th Oct 2025645 PMAQI
4th Oct 2025786 PMAQI
4th Oct 2025767 PMAQI
4th Oct 20251128 PMAQI
4th Oct 20251439 PMAQI
4th Oct 202515510 PMAQI
4th Oct 202514811 PMAQI
5th Oct 202512512 AMAQI
5th Oct 20251121 AMAQI
5th Oct 20251142 AMAQI
5th Oct 20251013 AMAQI
5th Oct 2025944 AMAQI
5th Oct 2025965 AMAQI
5th Oct 2025756 AMAQI

17°C10/25°C

5th Oct 2025557 AMAQI
5th Oct 2025648 AMAQI
5th Oct 2025609 AMAQI
5th Oct 20255610 AMAQI
5th Oct 20255411 AMAQI
5th Oct 20255312 PMAQI
5th Oct 2025601 PMAQI
5th Oct 2025662 PMAQI
5th Oct 2025663 PMAQI
5th Oct 2025664 PMAQI
5th Oct 2025705 PMAQI
5th Oct 2025746 PMAQI
5th Oct 2025787 PMAQI
5th Oct 2025828 PMAQI
5th Oct 2025869 PMAQI
5th Oct 20257910 PMAQI
5th Oct 20257411 PMAQI
6th Oct 20256012 AMAQI
6th Oct 2025641 AMAQI
6th Oct 2025762 AMAQI
6th Oct 2025693 AMAQI
6th Oct 2025734 AMAQI
6th Oct 2025725 AMAQI
6th Oct 2025676 AMAQI

12°C6/16°C

6th Oct 2025707 AMAQI
6th Oct 2025678 AMAQI
6th Oct 2025649 AMAQI
6th Oct 20256310 AMAQI
6th Oct 20256111 AMAQI
6th Oct 20256712 PMAQI
6th Oct 2025661 PMAQI
6th Oct 2025632 PMAQI
6th Oct 2025633 PMAQI
6th Oct 2025664 PMAQI
6th Oct 2025675 PMAQI
6th Oct 2025706 PMAQI
6th Oct 2025667 PMAQI
6th Oct 2025798 PMAQI
6th Oct 2025809 PMAQI
6th Oct 20258710 PMAQI
6th Oct 20258011 PMAQI
7th Oct 20257512 AMAQI
7th Oct 2025811 AMAQI

8°C3/14°C

7th Oct 2025647 PMAQI
7th Oct 2025838 PMAQI
7th Oct 20251089 PMAQI
7th Oct 202512310 PMAQI
7th Oct 202511911 PMAQI
8th Oct 202512012 AMAQI
8th Oct 20251111 AMAQI
8th Oct 20251032 AMAQI
8th Oct 2025943 AMAQI
8th Oct 2025874 AMAQI
8th Oct 2025795 AMAQI
8th Oct 2025756 AMAQI

10°C4/18°C

8th Oct 2025707 AMAQI
8th Oct 2025658 AMAQI
8th Oct 2025659 AMAQI
8th Oct 20256010 AMAQI
8th Oct 20256611 AMAQI
8th Oct 20255912 PMAQI
8th Oct 2025591 PMAQI
8th Oct 2025522 PMAQI
8th Oct 2025553 PMAQI
8th Oct 2025624 PMAQI
8th Oct 2025575 PMAQI
8th Oct 2025586 PMAQI
8th Oct 2025677 PMAQI
8th Oct 2025788 PMAQI
8th Oct 2025949 PMAQI
8th Oct 20258910 PMAQI
8th Oct 20258611 PMAQI
9th Oct 20258812 AMAQI
9th Oct 2025791 AMAQI
9th Oct 2025792 AMAQI
9th Oct 2025803 AMAQI
9th Oct 2025764 AMAQI
9th Oct 2025675 AMAQI
9th Oct 2025666 AMAQI

7°C4/12°C

9th Oct 2025577 AMAQI
9th Oct 2025598 AMAQI
9th Oct 2025599 AMAQI
9th Oct 20255210 AMAQI
9th Oct 20253911 AMAQI
9th Oct 20253412 PMAQI
9th Oct 2025391 PMAQI
9th Oct 2025562 PMAQI
9th Oct 2025593 PMAQI
9th Oct 2025624 PMAQI
9th Oct 2025685 PMAQI
9th Oct 2025926 PMAQI
9th Oct 20251107 PMAQI
9th Oct 20251038 PMAQI
9th Oct 20251049 PMAQI
9th Oct 202511810 PMAQI
9th Oct 202512811 PMAQI
10th Oct 202510112 AMAQI
10th Oct 20251001 AMAQI
10th Oct 2025812 AMAQI
10th Oct 2025713 AMAQI
10th Oct 2025684 AMAQI
10th Oct 2025615 AMAQI
10th Oct 2025676 AMAQI

6°C1/12°C

10th Oct 2025717 AMAQI
10th Oct 2025718 AMAQI
10th Oct 2025669 AMAQI
10th Oct 20256710 AMAQI
10th Oct 20257811 AMAQI
10th Oct 20258212 PMAQI
10th Oct 2025771 PMAQI
10th Oct 2025742 PMAQI
10th Oct 2025693 PMAQI
10th Oct 2025684 PMAQI
10th Oct 2025705 PMAQI
10th Oct 2025686 PMAQI
10th Oct 2025787 PMAQI
10th Oct 2025968 PMAQI
10th Oct 20251269 PMAQI
10th Oct 202512610 PMAQI
10th Oct 202512611 PMAQI
11th Oct 202512212 AMAQI
11th Oct 20251181 AMAQI
11th Oct 20251032 AMAQI
11th Oct 2025903 AMAQI
11th Oct 2025844 AMAQI
11th Oct 2025895 AMAQI
11th Oct 2025856 AMAQI

8°C2/16°C

11th Oct 2025797 AMAQI
11th Oct 2025828 AMAQI
11th Oct 2025899 AMAQI
11th Oct 20258510 AMAQI
11th Oct 20258911 AMAQI
11th Oct 20259112 PMAQI
11th Oct 2025981 PMAQI
11th Oct 2025942 PMAQI
11th Oct 2025923 PMAQI
11th Oct 2025894 PMAQI
11th Oct 2025855 PMAQI
11th Oct 2025936 PMAQI
11th Oct 2025917 PMAQI
11th Oct 2025858 PMAQI
11th Oct 2025759 PMAQI
11th Oct 20257810 PMAQI
11th Oct 20256711 PMAQI
12th Oct 20256212 AMAQI
12th Oct 2025631 AMAQI
12th Oct 2025762 AMAQI
12th Oct 2025873 AMAQI
12th Oct 2025884 AMAQI
12th Oct 2025865 AMAQI
12th Oct 2025746 AMAQI

8°C5/12°C

12th Oct 2025697 AMAQI
12th Oct 2025718 AMAQI
12th Oct 2025759 AMAQI
12th Oct 20256910 AMAQI
12th Oct 20257211 AMAQI
12th Oct 20256512 PMAQI
12th Oct 2025691 PMAQI
12th Oct 2025672 PMAQI
12th Oct 2025683 PMAQI
12th Oct 2025654 PMAQI
12th Oct 2025665 PMAQI
12th Oct 2025796 PMAQI
12th Oct 2025907 PMAQI
12th Oct 20251088 PMAQI
12th Oct 20251109 PMAQI
12th Oct 202510810 PMAQI
12th Oct 202510611 PMAQI
13th Oct 202510512 AMAQI
13th Oct 20251001 AMAQI
13th Oct 2025862 AMAQI
13th Oct 2025673 AMAQI
13th Oct 2025684 AMAQI
13th Oct 2025645 AMAQI
13th Oct 2025656 AMAQI

8°C5/13°C

13th Oct 2025657 AMAQI
13th Oct 2025768 AMAQI
13th Oct 2025839 AMAQI
13th Oct 20258010 AMAQI
13th Oct 20257311 AMAQI
13th Oct 20256512 PMAQI
13th Oct 2025661 PMAQI
13th Oct 2025662 PMAQI
13th Oct 2025763 PMAQI
13th Oct 2025774 PMAQI
13th Oct 2025755 PMAQI
13th Oct 2025766 PMAQI
13th Oct 2025847 PMAQI
13th Oct 2025868 PMAQI
13th Oct 20251029 PMAQI
13th Oct 20259910 PMAQI
13th Oct 20259011 PMAQI
14th Oct 20259112 AMAQI
14th Oct 2025911 AMAQI
14th Oct 2025932 AMAQI
14th Oct 2025843 AMAQI
14th Oct 2025874 AMAQI
14th Oct 2025805 AMAQI
14th Oct 2025876 AMAQI

8°C2/16°C

14th Oct 2025827 AMAQI
14th Oct 2025718 AMAQI
14th Oct 2025769 AMAQI
14th Oct 20257810 AMAQI
14th Oct 20257511 AMAQI
14th Oct 20258312 PMAQI
14th Oct 2025781 PMAQI
14th Oct 2025802 PMAQI
14th Oct 2025783 PMAQI
14th Oct 2025844 PMAQI
14th Oct 2025955 PMAQI
14th Oct 20251346 PMAQI
14th Oct 20251177 PMAQI
14th Oct 20251158 PMAQI
14th Oct 20251109 PMAQI
14th Oct 202511610 PMAQI
14th Oct 202510411 PMAQI
15th Oct 202512412 AMAQI
15th Oct 20251221 AMAQI
15th Oct 20251142 AMAQI
15th Oct 20251263 AMAQI
15th Oct 20251084 AMAQI
15th Oct 20251065 AMAQI
15th Oct 20251136 AMAQI

5°C1/10°C

15th Oct 20251137 AMAQI
15th Oct 20251188 AMAQI
15th Oct 20251179 AMAQI
15th Oct 202510610 AMAQI
15th Oct 202510011 AMAQI
15th Oct 20259512 PMAQI
15th Oct 2025981 PMAQI
15th Oct 20251072 PMAQI
15th Oct 20251013 PMAQI
15th Oct 20251114 PMAQI
15th Oct 20251035 PMAQI
15th Oct 20251116 PMAQI
15th Oct 20251137 PMAQI
15th Oct 20251168 PMAQI
15th Oct 20251109 PMAQI
15th Oct 202511610 PMAQI
15th Oct 202511511 PMAQI
16th Oct 20258912 AMAQI
16th Oct 2025891 AMAQI
16th Oct 2025872 AMAQI
16th Oct 2025853 AMAQI
16th Oct 2025754 AMAQI
16th Oct 2025795 AMAQI
16th Oct 2025706 AMAQI

5°C0/11°C

16th Oct 2025727 AMAQI
16th Oct 2025708 AMAQI
16th Oct 2025879 AMAQI
16th Oct 20257210 AMAQI
16th Oct 20257611 AMAQI
16th Oct 20257812 PMAQI
16th Oct 2025821 PMAQI
16th Oct 2025772 PMAQI
16th Oct 2025883 PMAQI
16th Oct 2025874 PMAQI
16th Oct 20251005 PMAQI
16th Oct 20251396 PMAQI
16th Oct 20251277 PMAQI
16th Oct 20251048 PMAQI
16th Oct 20251109 PMAQI
16th Oct 202511310 PMAQI
16th Oct 202510111 PMAQI
17th Oct 202510312 AMAQI
17th Oct 2025931 AMAQI
17th Oct 2025782 AMAQI
17th Oct 2025743 AMAQI
17th Oct 2025674 AMAQI
17th Oct 2025735 AMAQI
17th Oct 2025716 AMAQI

4°C0/8°C

17th Oct 2025787 AMAQI
17th Oct 2025878 AMAQI
17th Oct 2025839 AMAQI
17th Oct 20258110 AMAQI
17th Oct 20258411 AMAQI
17th Oct 20258912 PMAQI
17th Oct 2025941 PMAQI
17th Oct 2025902 PMAQI
17th Oct 2025943 PMAQI
17th Oct 2025884 PMAQI
17th Oct 2025915 PMAQI
17th Oct 2025996 PMAQI
17th Oct 20251037 PMAQI
17th Oct 20251058 PMAQI
17th Oct 20251229 PMAQI
17th Oct 202513110 PMAQI
17th Oct 202513311 PMAQI
18th Oct 202515612 AMAQI
18th Oct 20251481 AMAQI
18th Oct 20251362 AMAQI
18th Oct 20251093 AMAQI
18th Oct 2025824 AMAQI
18th Oct 2025675 AMAQI
18th Oct 2025526 AMAQI

2°C-1/6°C

18th Oct 2025527 AMAQI
18th Oct 2025608 AMAQI
18th Oct 2025569 AMAQI
18th Oct 20254010 AMAQI
18th Oct 20254611 AMAQI
18th Oct 20253712 PMAQI
18th Oct 2025421 PMAQI
18th Oct 2025552 PMAQI
18th Oct 2025503 PMAQI
18th Oct 2025464 PMAQI
18th Oct 2025435 PMAQI
18th Oct 2025846 PMAQI
18th Oct 2025827 PMAQI
18th Oct 2025828 PMAQI
18th Oct 2025849 PMAQI
18th Oct 20258510 PMAQI
18th Oct 20258111 PMAQI
19th Oct 20257212 AMAQI
19th Oct 2025561 AMAQI
19th Oct 2025622 AMAQI
19th Oct 2025803 AMAQI
19th Oct 2025694 AMAQI
19th Oct 2025635 AMAQI
19th Oct 2025616 AMAQI

0°C-4/5°C

19th Oct 2025677 AMAQI
19th Oct 2025788 AMAQI
19th Oct 2025839 AMAQI
19th Oct 20257310 AMAQI
19th Oct 20256311 AMAQI
19th Oct 20255512 PMAQI
19th Oct 2025651 PMAQI
19th Oct 2025732 PMAQI
19th Oct 2025703 PMAQI
19th Oct 2025694 PMAQI
19th Oct 2025745 PMAQI
19th Oct 2025756 PMAQI
19th Oct 2025737 PMAQI
19th Oct 2025758 PMAQI
19th Oct 2025859 PMAQI
19th Oct 20257810 PMAQI
19th Oct 20257211 PMAQI
20th Oct 20255912 AMAQI
20th Oct 2025611 AMAQI
20th Oct 2025572 AMAQI
20th Oct 2025603 AMAQI
20th Oct 2025604 AMAQI
20th Oct 2025585 AMAQI
20th Oct 2025686 AMAQI

-2°C-5/3°C

20th Oct 2025697 AMAQI
20th Oct 2025718 AMAQI
20th Oct 2025829 AMAQI
20th Oct 20257010 AMAQI
20th Oct 20255811 AMAQI
20th Oct 20255812 PMAQI
20th Oct 2025571 PMAQI
20th Oct 2025602 PMAQI
20th Oct 2025593 PMAQI
20th Oct 2025664 PMAQI
20th Oct 2025705 PMAQI
20th Oct 2025746 PMAQI
20th Oct 2025767 PMAQI
20th Oct 2025748 PMAQI
20th Oct 2025779 PMAQI
20th Oct 20256910 PMAQI
20th Oct 20257211 PMAQI
21st Oct 20256812 AMAQI
21st Oct 2025681 AMAQI
21st Oct 2025622 AMAQI
21st Oct 2025653 AMAQI
21st Oct 2025674 AMAQI
21st Oct 2025695 AMAQI
21st Oct 2025706 AMAQI

-2°C-7/4°C

21st Oct 2025797 AMAQI
21st Oct 2025838 AMAQI
21st Oct 2025869 AMAQI
21st Oct 20258010 AMAQI
21st Oct 20257311 AMAQI
21st Oct 20256612 PMAQI
21st Oct 2025641 PMAQI
21st Oct 2025612 PMAQI
21st Oct 2025603 PMAQI
21st Oct 2025594 PMAQI
21st Oct 2025645 PMAQI
21st Oct 2025676 PMAQI
21st Oct 2025777 PMAQI
21st Oct 2025908 PMAQI
21st Oct 20251099 PMAQI
21st Oct 202511610 PMAQI
21st Oct 202511011 PMAQI
22nd Oct 202510912 AMAQI
22nd Oct 20251091 AMAQI
22nd Oct 2025972 AMAQI
22nd Oct 2025963 AMAQI
22nd Oct 2025944 AMAQI
22nd Oct 2025925 AMAQI
22nd Oct 2025906 AMAQI

-1°C-7/6°C

22nd Oct 2025957 AMAQI
22nd Oct 2025988 AMAQI
22nd Oct 2025999 AMAQI
22nd Oct 20259510 AMAQI
22nd Oct 20258811 AMAQI
22nd Oct 20256912 PMAQI
22nd Oct 2025631 PMAQI
22nd Oct 2025622 PMAQI
22nd Oct 2025663 PMAQI
22nd Oct 2025614 PMAQI
22nd Oct 2025615 PMAQI
22nd Oct 2025696 PMAQI
22nd Oct 2025797 PMAQI
22nd Oct 2025728 PMAQI
22nd Oct 2025729 PMAQI
22nd Oct 20258110 PMAQI
22nd Oct 20258411 PMAQI
23rd Oct 20258812 AMAQI
23rd Oct 2025961 AMAQI
23rd Oct 2025902 AMAQI
23rd Oct 2025943 AMAQI
23rd Oct 2025914 AMAQI

--°C/°C

7 AM
12 PM
6 PM
12 AM
6 AM

--°C/°C

Day time
Avg. Highest Time
6 PM

78AQI

1 hours / Day
30 hours / Month
Avg. Lowest Time
12 PM - 2 PM

61AQI

3 hours / Day
90 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 6 PM to 6 PM (Avg. 78), while the lowest AQI was between 12 PM to 2 PM (Avg. 61).
Night time
Avg. Highest Time
10 PM - 11 PM

96AQI

2 hours / Day
60 hours / Month
Avg. Lowest Time
5 AM - 6 AM

72AQI

2 hours / Day
60 hours / Month
In the last 30 days, during the daytime, the highest AQI was between 10 PM to 11 PM (Avg. 96), while the lowest AQI was between 5 AM to 6 AM (Avg. 72).

2025 Days Vs Air Quality

Locomotive Factory, Mudanjiang, Heilongjiang, China

2025

26%

78

58%

172

13%

39

2%

6

Total number of days with different AQI categories in last 295 days in 2025 (70 days remaining)

Good
78 Days
Moderate
172 Days
Poor
39 Days
Unhealthy
6 Days
Severe
0 Days
Hazardous
0 Days



Under WHO’s Safe Air Quality Limits: 26%

Health Risk Level:

Very high

In 2025, 26% of 295 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

Locomotive Factory, Mudanjiang, Heilongjiang, 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
123AQI
2nd January 2025
112AQI
3rd January 2025
111AQI
4th January 2025
113AQI
5th January 2025
138AQI
6th January 2025
135AQI
7th January 2025
143AQI
8th January 2025
110AQI
9th January 2025
100AQI
10th January 2025
108AQI
11th January 2025
130AQI
12th January 2025
132AQI
13th January 2025
147AQI
14th January 2025
127AQI
15th January 2025
108AQI
16th January 2025
97AQI
17th January 2025
120AQI
18th January 2025
137AQI
19th January 2025
145AQI
20th January 2025
156AQI
21st January 2025
163AQI
22nd January 2025
166AQI
23rd January 2025
159AQI
24th January 2025
151AQI
25th January 2025
148AQI
26th January 2025
164AQI
27th January 2025
116AQI
28th January 2025
112AQI
29th January 2025
118AQI
30th January 2025
93AQI
31st January 2025
98AQI
1st February 2025
100AQI
2nd February 2025
132AQI
3rd February 2025
117AQI
4th February 2025
106AQI
5th February 2025
97AQI
6th February 2025
83AQI
7th February 2025
85AQI
8th February 2025
86AQI
9th February 2025
87AQI
10th February 2025
102AQI
11th February 2025
119AQI
12th February 2025
104AQI
13th February 2025
96AQI
14th February 2025
99AQI
15th February 2025
97AQI
16th February 2025
111AQI
17th February 2025
80AQI
18th February 2025
78AQI
19th February 2025
81AQI
20th February 2025
84AQI
21st February 2025
87AQI
22nd February 2025
77AQI
23rd February 2025
80AQI
24th February 2025
80AQI
25th February 2025
85AQI
26th February 2025
67AQI
27th February 2025
89AQI
28th February 2025
110AQI
1st March 2025
77AQI
2nd March 2025
73AQI
3rd March 2025
79AQI
4th March 2025
74AQI
5th March 2025
84AQI
6th March 2025
83AQI
7th March 2025
77AQI
8th March 2025
99AQI
9th March 2025
115AQI
10th March 2025
114AQI
11th March 2025
137AQI
12th March 2025
95AQI
13th March 2025
88AQI
14th March 2025
70AQI
15th March 2025
68AQI
16th March 2025
67AQI
17th March 2025
70AQI
18th March 2025
77AQI
19th March 2025
92AQI
20th March 2025
103AQI
21st March 2025
109AQI
22nd March 2025
68AQI
23rd March 2025
87AQI
24th March 2025
88AQI
25th March 2025
88AQI
26th March 2025
103AQI
27th March 2025
86AQI
28th March 2025
67AQI
29th March 2025
65AQI
30th March 2025
66AQI
31st March 2025
77AQI
1st April 2025
91AQI
2nd April 2025
84AQI
3rd April 2025
92AQI
4th April 2025
100AQI
5th April 2025
94AQI
6th April 2025
71AQI
7th April 2025
69AQI
8th April 2025
75AQI
9th April 2025
84AQI
10th April 2025
91AQI
11th April 2025
108AQI
12th April 2025
87AQI
13th April 2025
80AQI
14th April 2025
64AQI
15th April 2025
68AQI
16th April 2025
62AQI
17th April 2025
91AQI
18th April 2025
79AQI
19th April 2025
66AQI
20th April 2025
82AQI
21st April 2025
101AQI
22nd April 2025
71AQI
23rd April 2025
62AQI
24th April 2025
75AQI
25th April 2025
63AQI
26th April 2025
60AQI
27th April 2025
69AQI
28th April 2025
100AQI
29th April 2025
104AQI
30th April 2025
84AQI
1st May 2025
71AQI
2nd May 2025
63AQI
3rd May 2025
61AQI
4th May 2025
57AQI
5th May 2025
51AQI
6th May 2025
52AQI
7th May 2025
64AQI
8th May 2025
73AQI
9th May 2025
63AQI
10th May 2025
53AQI
11th May 2025
63AQI
12th May 2025
62AQI
13th May 2025
71AQI
14th May 2025
62AQI
15th May 2025
52AQI
16th May 2025
56AQI
17th May 2025
57AQI
18th May 2025
50AQI
19th May 2025
53AQI
20th May 2025
53AQI
21st May 2025
66AQI
22nd May 2025
59AQI
23rd May 2025
51AQI
24th May 2025
51AQI
25th May 2025
45AQI
26th May 2025
46AQI
27th May 2025
51AQI
28th May 2025
56AQI
29th May 2025
56AQI
30th May 2025
61AQI
31st May 2025
64AQI
1st June 2025
61AQI
2nd June 2025
54AQI
3rd June 2025
50AQI
4th June 2025
53AQI
5th June 2025
53AQI
6th June 2025
48AQI
7th June 2025
49AQI
8th June 2025
49AQI
9th June 2025
54AQI
10th June 2025
50AQI
11th June 2025
43AQI
12th June 2025
46AQI
13th June 2025
54AQI
14th June 2025
56AQI
15th June 2025
61AQI
16th June 2025
51AQI
17th June 2025
50AQI
18th June 2025
54AQI
19th June 2025
50AQI
20th June 2025
48AQI
21st June 2025
43AQI
22nd June 2025
45AQI
23rd June 2025
48AQI
24th June 2025
48AQI
25th June 2025
53AQI
26th June 2025
53AQI
27th June 2025
55AQI
28th June 2025
56AQI
29th June 2025
50AQI
30th June 2025
53AQI
1st July 2025
46AQI
2nd July 2025
40AQI
3rd July 2025
46AQI
4th July 2025
46AQI
5th July 2025
44AQI
6th July 2025
47AQI
7th July 2025
44AQI
8th July 2025
47AQI
9th July 2025
46AQI
10th July 2025
46AQI
11th July 2025
46AQI
12th July 2025
46AQI
13th July 2025
50AQI
14th July 2025
49AQI
15th July 2025
47AQI
16th July 2025
46AQI
17th July 2025
48AQI
18th July 2025
45AQI
19th July 2025
43AQI
20th July 2025
46AQI
21st July 2025
49AQI
22nd July 2025
47AQI
23rd July 2025
51AQI
24th July 2025
42AQI
25th July 2025
48AQI
26th July 2025
53AQI
27th July 2025
49AQI
28th July 2025
45AQI
29th July 2025
48AQI
30th July 2025
46AQI
31st July 2025
51AQI
1st August 2025
52AQI
2nd August 2025
54AQI
3rd August 2025
48AQI
4th August 2025
47AQI
5th August 2025
48AQI
6th August 2025
42AQI
7th August 2025
44AQI
8th August 2025
39AQI
9th August 2025
40AQI
10th August 2025
48AQI
11th August 2025
47AQI
12th August 2025
48AQI
13th August 2025
44AQI
14th August 2025
44AQI
15th August 2025
52AQI
16th August 2025
51AQI
17th August 2025
43AQI
18th August 2025
45AQI
19th August 2025
49AQI
20th August 2025
46AQI
21st August 2025
43AQI
22nd August 2025
42AQI
23rd August 2025
48AQI
24th August 2025
44AQI
25th August 2025
46AQI
26th August 2025
40AQI
27th August 2025
42AQI
28th August 2025
42AQI
29th August 2025
42AQI
30th August 2025
51AQI
31st August 2025
55AQI
1st September 2025
48AQI
2nd September 2025
53AQI
3rd September 2025
49AQI
4th September 2025
61AQI
5th September 2025
54AQI
6th September 2025
50AQI
7th September 2025
51AQI
8th September 2025
53AQI
9th September 2025
51AQI
10th September 2025
48AQI
11th September 2025
51AQI
12th September 2025
54AQI
13th September 2025
56AQI
14th September 2025
55AQI
15th September 2025
49AQI
16th September 2025
54AQI
17th September 2025
48AQI
18th September 2025
49AQI
19th September 2025
51AQI
20th September 2025
55AQI
21st September 2025
57AQI
22nd September 2025
55AQI
23rd September 2025
55AQI
24th September 2025
58AQI
25th September 2025
58AQI
26th September 2025
60AQI
27th September 2025
67AQI
28th September 2025
66AQI
29th September 2025
79AQI
30th September 2025
84AQI
1st October 2025
60AQI
2nd October 2025
76AQI
3rd October 2025
92AQI
4th October 2025
87AQI
5th October 2025
80AQI
6th October 2025
72AQI
7th October 2025
97AQI
8th October 2025
77AQI
9th October 2025
77AQI
10th October 2025
83AQI
11th October 2025
89AQI
12th October 2025
81AQI
13th October 2025
80AQI
14th October 2025
94AQI
15th October 2025
111AQI
16th October 2025
92AQI
17th October 2025
93AQI
18th October 2025
77AQI
19th October 2025
71AQI
20th October 2025
66AQI
21st October 2025
77AQI
22nd October 2025
93AQI
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

128AQI

94AQI

85AQI

81AQI

58AQI

51AQI

47AQI

46AQI

56AQI

83AQI


No. of days

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

202572AQI

4
21
6
20
8
25
6
27
3
3
28
15
15
28
3
25
6
7
23
21
1
78
172
39
6

Highest AQI recorded in

January

128AQI


Lowest AQI recorded in

August

46AQI


202487AQI

3
21
7
13
11
4
1
22
8
1
13
16
1
9
22
9
21
2
20
9
3
28
2
28
27
4
14
15
1
20
11
25
231
95
14
1

Highest AQI recorded in

January

130AQI


Lowest AQI recorded in

June

58AQI


202381AQI

10
13
8
10
18
20
9
2
1
14
9
5
1
8
22
1
19
11
27
4
30
1
19
11
4
23
3
1
14
13
2
6
20
5
108
146
86
23
1

Highest AQI recorded in

December

120AQI


Lowest AQI recorded in

August

35AQI


202273AQI

6
14
11
9
11
1
4
24
3
4
11
2
11
20
27
3
22
1
4
21
8
9
18
4
1
19
9
1
1
18
12
104
137
55
13

Highest AQI recorded in

January

134AQI


Lowest AQI recorded in

July

31AQI


202185AQI

6
14
10
1
12
10
4
2
19
11
1
19
8
1
2
2
28
1
16
14
15
16
3
27
1
29
25
6
2
17
11
13
15
3
39
225
76
19
5

Highest AQI recorded in

January

134AQI


Lowest AQI recorded in

July

49AQI


202080AQI

9
4
10
6
5
18
14
16
16
15
18
13
5
25
25
6
11
17
2
6
17
8
53
148
50
15

Highest AQI recorded in

December

128AQI


Lowest AQI recorded in

August

50AQI


Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded
2024(Avg.)
87AQI
Least Polluted Year Recorded
2025(Avg.)
72AQI


Locomotive Factory's annual 2025 AQI (72) shows an average percentage change of -10.2% (improved AQI) compared to previous years: 2020 (80), 2021 (85), 2022 (73), 2023 (81), 2024 (87).