Air Quality
Excellent
No health implications.
13
PM2.5
30
PM10
116
O3
0.6
CO
7
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Apr
51
Good
Wed
30 Apr
49
Excellent
Thu
1 May
58
Good
Fri
2 May
55
Good
Sat
3 May
60
Good
Sun
4 May
54
Good
Mon
5 May
23
Excellent
Air quality in the last 12 months (Mazhang)
|
2025/02
|
31
|
27
|
36
|
26
|
42
|
49
|
50
|
49
|
60
|
49
|
38
|
51
|
67
|
32
|
23
|
33
|
64
|
58
|
45
|
36
|
31
|
46
|
55
|
30
|
53
|
85
|
70
|
39
|
|||
|
2025/01
|
98
|
92
|
108
|
71
|
90
|
98
|
64
|
60
|
100
|
72
|
57
|
52
|
57
|
74
|
62
|
76
|
75
|
63
|
83
|
91
|
85
|
51
|
54
|
43
|
35
|
29
|
46
|
56
|
119
|
54
|
42
|
|
2024/12
|
58
|
58
|
48
|
49
|
41
|
60
|
87
|
42
|
52
|
55
|
49
|
52
|
55
|
57
|
64
|
58
|
65
|
65
|
57
|
61
|
87
|
72
|
78
|
76
|
86
|
88
|
95
|
80
|
91
|
74
|
91
|
|
2024/11
|
54
|
55
|
60
|
51
|
52
|
63
|
62
|
69
|
69
|
69
|
53
|
67
|
78
|
67
|
62
|
59
|
33
|
45
|
39
|
27
|
34
|
47
|
41
|
46
|
36
|
35
|
49
|
52
|
52
|
55
|
|
|
2024/10
|
46
|
32
|
51
|
53
|
55
|
55
|
57
|
61
|
63
|
60
|
58
|
42
|
37
|
37
|
33
|
34
|
25
|
19
|
22
|
36
|
39
|
50
|
25
|
40
|
52
|
49
|
46
|
27
|
28
|
40
|
51
|
|
2024/09
|
19
|
25
|
45
|
39
|
49
|
23
|
23
|
34
|
28
|
21
|
22
|
31
|
41
|
58
|
59
|
41
|
34
|
23
|
33
|
31
|
39
|
19
|
20
|
23
|
39
|
39
|
39
|
41
|
41
|
43
|
|
|
2024/08
|
25
|
26
|
25
|
33
|
26
|
30
|
41
|
32
|
34
|
35
|
34
|
30
|
28
|
32
|
24
|
23
|
19
|
16
|
17
|
22
|
24
|
27
|
28
|
40
|
27
|
32
|
27
|
32
|
27
|
30
|
16
|
|
2024/07
|
30
|
32
|
21
|
20
|
12
|
13
|
15
|
21
|
16
|
19
|
20
|
19
|
16
|
18
|
17
|
15
|
15
|
14
|
15
|
14
|
15
|
14
|
18
|
21
|
21
|
25
|
27
|
26
|
13
|
15
|
18
|
|
2024/06
|
22
|
30
|
29
|
20
|
12
|
17
|
14
|
16
|
22
|
21
|
44
|
39
|
29
|
33
|
35
|
37
|
38
|
37
|
34
|
31
|
28
|
15
|
12
|
19
|
20
|
17
|
16
|
18
|
21
|
31
|
|
|
2024/05
|
27
|
24
|
18
|
21
|
32
|
32
|
33
|
26
|
38
|
39
|
35
|
27
|
31
|
33
|
31
|
35
|
47
|
33
|
24
|
20
|
25
|
26
|
19
|
22
|
19
|
20
|
28
|
26
|
30
|
22
|
23
|
|
2024/04
|
48
|
44
|
39
|
48
|
29
|
40
|
39
|
40
|
31
|
36
|
45
|
36
|
38
|
38
|
37
|
34
|
37
|
30
|
37
|
45
|
26
|
23
|
36
|
34
|
33
|
52
|
57
|
48
|
38
|
47
|
|
|
2024/03
|
28
|
54
|
62
|
45
|
52
|
55
|
58
|
51
|
46
|
29
|
28
|
38
|
34
|
50
|
57
|
52
|
41
|
30
|
33
|
45
|
54
|
49
|
44
|
42
|
44
|
39
|
32
|
44
|
38
|
36
|
49
|
|
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