Air Quality
Excellent
No health implications.
20
PM2.5
33
PM10
35
O3
0.4
CO
9
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Sep
33
Excellent
Sun
21 Sep
36
Excellent
Mon
22 Sep
37
Excellent
Tue
23 Sep
35
Excellent
Wed
24 Sep
30
Excellent
Thu
25 Sep
26
Excellent
Fri
26 Sep
27
Excellent
Air quality in the last 12 months (Longli)
|
2025/08
|
25
|
28
|
29
|
31
|
34
|
24
|
18
|
17
|
24
|
27
|
24
|
26
|
29
|
26
|
19
|
14
|
18
|
22
|
14
|
15
|
17
|
14
|
19
|
19
|
19
|
18
|
20
|
17
|
24
|
22
|
24
|
|
2025/07
|
15
|
15
|
15
|
18
|
22
|
27
|
29
|
30
|
26
|
25
|
24
|
28
|
26
|
26
|
23
|
23
|
25
|
28
|
32
|
32
|
19
|
16
|
14
|
17
|
17
|
22
|
25
|
27
|
27
|
26
|
26
|
|
2025/06
|
24
|
16
|
27
|
29
|
32
|
36
|
43
|
49
|
47
|
34
|
30
|
33
|
28
|
22
|
34
|
32
|
22
|
22
|
18
|
26
|
32
|
23
|
26
|
15
|
18
|
16
|
20
|
17
|
19
|
15
|
|
|
2025/05
|
48
|
56
|
43
|
24
|
35
|
33
|
23
|
32
|
33
|
23
|
46
|
37
|
35
|
43
|
46
|
39
|
38
|
46
|
58
|
26
|
28
|
31
|
39
|
58
|
38
|
25
|
13
|
15
|
23
|
25
|
20
|
|
2025/04
|
42
|
50
|
59
|
69
|
59
|
63
|
69
|
60
|
67
|
54
|
59
|
144
|
277
|
102
|
75
|
70
|
70
|
58
|
31
|
34
|
43
|
28
|
43
|
26
|
44
|
31
|
24
|
35
|
42
|
20
|
|
|
2025/03
|
40
|
41
|
68
|
34
|
20
|
28
|
32
|
40
|
20
|
25
|
39
|
54
|
25
|
25
|
23
|
30
|
43
|
34
|
37
|
51
|
58
|
62
|
65
|
58
|
61
|
67
|
70
|
84
|
20
|
23
|
42
|
|
2025/02
|
20
|
15
|
33
|
37
|
42
|
17
|
24
|
52
|
60
|
42
|
30
|
35
|
39
|
15
|
25
|
33
|
26
|
28
|
16
|
15
|
18
|
13
|
19
|
23
|
27
|
38
|
26
|
32
|
|||
|
2025/01
|
71
|
73
|
73
|
85
|
79
|
71
|
71
|
38
|
22
|
41
|
57
|
58
|
52
|
69
|
68
|
73
|
63
|
68
|
65
|
74
|
78
|
82
|
74
|
59
|
19
|
21
|
46
|
44
|
67
|
45
|
40
|
|
2024/12
|
55
|
70
|
57
|
42
|
21
|
14
|
15
|
46
|
18
|
11
|
20
|
39
|
49
|
61
|
66
|
60
|
64
|
56
|
69
|
85
|
109
|
94
|
79
|
82
|
79
|
51
|
54
|
70
|
67
|
54
|
52
|
|
2024/11
|
55
|
36
|
49
|
63
|
56
|
58
|
47
|
47
|
39
|
40
|
37
|
36
|
39
|
48
|
52
|
49
|
45
|
16
|
14
|
16
|
15
|
24
|
29
|
27
|
18
|
23
|
34
|
36
|
36
|
39
|
|
|
2024/10
|
6
|
13
|
35
|
38
|
37
|
56
|
37
|
26
|
34
|
47
|
52
|
50
|
33
|
20
|
26
|
26
|
18
|
25
|
19
|
13
|
23
|
16
|
25
|
21
|
21
|
31
|
53
|
44
|
30
|
33
|
41
|
|
2024/09
|
18
|
14
|
10
|
15
|
28
|
32
|
22
|
11
|
10
|
17
|
17
|
24
|
29
|
29
|
20
|
27
|
17
|
20
|
25
|
29
|
22
|
16
|
29
|
32
|
37
|
41
|
40
|
35
|
18
|
11
|
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution