Air Quality
Excellent
No health implications.
9
PM2.5
22
PM10
55
O3
0.8
CO
7
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Apr
62
Good
Tue
29 Apr
70
Good
Wed
30 Apr
53
Good
Thu
1 May
58
Good
Fri
2 May
59
Good
Sat
3 May
68
Good
Sun
4 May
50
Excellent
Air quality in the last 12 months (Zhanggong)
|
2025/02
|
32
|
23
|
31
|
51
|
48
|
50
|
47
|
59
|
35
|
46
|
42
|
55
|
59
|
64
|
71
|
41
|
44
|
43
|
49
|
25
|
24
|
27
|
27
|
37
|
54
|
66
|
50
|
42
|
|||
|
2025/01
|
78
|
64
|
65
|
73
|
77
|
88
|
77
|
67
|
61
|
52
|
44
|
59
|
63
|
57
|
63
|
58
|
54
|
53
|
56
|
59
|
60
|
60
|
58
|
58
|
66
|
19
|
43
|
53
|
67
|
64
|
58
|
|
2024/12
|
56
|
55
|
55
|
58
|
75
|
48
|
48
|
57
|
70
|
62
|
45
|
40
|
60
|
60
|
57
|
52
|
53
|
56
|
64
|
57
|
59
|
71
|
66
|
64
|
66
|
71
|
69
|
71
|
67
|
66
|
68
|
|
2024/11
|
31
|
40
|
42
|
49
|
58
|
55
|
43
|
43
|
49
|
50
|
38
|
45
|
54
|
46
|
33
|
20
|
34
|
22
|
26
|
41
|
44
|
38
|
42
|
51
|
49
|
30
|
41
|
40
|
46
|
52
|
|
|
2024/10
|
41
|
35
|
40
|
33
|
35
|
41
|
48
|
44
|
31
|
39
|
51
|
49
|
52
|
54
|
77
|
42
|
45
|
46
|
22
|
19
|
26
|
47
|
34
|
37
|
49
|
43
|
27
|
20
|
40
|
52
|
41
|
|
2024/09
|
38
|
40
|
39
|
35
|
28
|
20
|
22
|
21
|
18
|
28
|
34
|
41
|
43
|
41
|
26
|
28
|
33
|
31
|
35
|
22
|
27
|
35
|
35
|
32
|
32
|
23
|
29
|
34
|
31
|
28
|
|
|
2024/08
|
15
|
23
|
31
|
43
|
30
|
30
|
31
|
39
|
33
|
42
|
34
|
25
|
20
|
20
|
28
|
28
|
20
|
22
|
16
|
24
|
22
|
20
|
28
|
27
|
27
|
26
|
37
|
28
|
27
|
35
|
39
|
|
2024/07
|
18
|
17
|
18
|
15
|
15
|
11
|
12
|
14
|
19
|
20
|
18
|
16
|
16
|
18
|
17
|
14
|
10
|
12
|
14
|
17
|
15
|
15
|
22
|
33
|
38
|
26
|
13
|
10
|
14
|
19
|
13
|
|
2024/06
|
12
|
15
|
24
|
16
|
18
|
21
|
26
|
31
|
20
|
20
|
20
|
20
|
22
|
17
|
13
|
12
|
18
|
20
|
19
|
19
|
17
|
27
|
23
|
14
|
19
|
23
|
19
|
15
|
15
|
17
|
|
|
2024/05
|
18
|
28
|
33
|
31
|
17
|
28
|
36
|
40
|
45
|
48
|
31
|
21
|
68
|
44
|
43
|
48
|
49
|
45
|
36
|
21
|
13
|
15
|
20
|
21
|
15
|
15
|
18
|
24
|
36
|
31
|
14
|
|
2024/04
|
35
|
51
|
43
|
20
|
17
|
15
|
25
|
23
|
37
|
36
|
44
|
57
|
52
|
46
|
51
|
50
|
39
|
33
|
17
|
18
|
18
|
19
|
23
|
38
|
31
|
27
|
31
|
23
|
21
|
21
|
|
|
2024/03
|
36
|
39
|
38
|
48
|
44
|
24
|
46
|
49
|
40
|
49
|
31
|
45
|
58
|
44
|
35
|
41
|
48
|
41
|
31
|
60
|
65
|
44
|
37
|
47
|
32
|
20
|
44
|
30
|
38
|
39
|
33
|
|
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