Air Quality
Excellent
No health implications.
3
PM2.5
10
PM10
59
O3
0.4
CO
4
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Apr
53
Good
Mon
28 Apr
56
Good
Tue
29 Apr
47
Excellent
Wed
30 Apr
74
Good
Thu
1 May
89
Good
Fri
2 May
94
Good
Sat
3 May
43
Excellent
Air quality in the last 12 months (Zhijin)
|
2025/02
|
23
|
14
|
21
|
43
|
41
|
14
|
20
|
38
|
47
|
26
|
37
|
38
|
27
|
16
|
35
|
51
|
37
|
35
|
17
|
17
|
15
|
14
|
23
|
20
|
19
|
36
|
36
|
51
|
|||
|
2025/01
|
73
|
73
|
87
|
76
|
58
|
73
|
30
|
25
|
30
|
36
|
37
|
51
|
44
|
55
|
61
|
70
|
74
|
53
|
54
|
74
|
86
|
72
|
67
|
43
|
14
|
29
|
48
|
42
|
64
|
51
|
30
|
|
2024/12
|
75
|
87
|
53
|
52
|
27
|
26
|
46
|
34
|
12
|
9
|
26
|
23
|
27
|
50
|
40
|
61
|
43
|
50
|
51
|
68
|
65
|
49
|
39
|
36
|
28
|
23
|
35
|
66
|
53
|
24
|
43
|
|
2024/11
|
24
|
20
|
56
|
38
|
28
|
58
|
64
|
63
|
47
|
48
|
39
|
37
|
32
|
39
|
51
|
42
|
39
|
32
|
16
|
20
|
22
|
30
|
31
|
29
|
11
|
18
|
14
|
23
|
34
|
48
|
|
|
2024/10
|
9
|
16
|
28
|
41
|
53
|
47
|
29
|
37
|
28
|
52
|
61
|
37
|
17
|
26
|
36
|
33
|
13
|
27
|
23
|
21
|
19
|
14
|
28
|
39
|
33
|
38
|
41
|
34
|
44
|
38
|
49
|
|
2024/09
|
23
|
22
|
23
|
19
|
33
|
37
|
30
|
15
|
16
|
21
|
26
|
29
|
26
|
28
|
33
|
35
|
26
|
31
|
36
|
46
|
33
|
22
|
35
|
51
|
54
|
52
|
49
|
43
|
27
|
10
|
|
|
2024/08
|
22
|
12
|
12
|
11
|
16
|
18
|
16
|
17
|
17
|
13
|
51
|
63
|
50
|
41
|
39
|
37
|
46
|
31
|
34
|
31
|
30
|
21
|
17
|
21
|
14
|
13
|
23
|
20
|
27
|
29
|
27
|
|
2024/07
|
20
|
30
|
14
|
11
|
13
|
17
|
17
|
16
|
19
|
16
|
14
|
14
|
16
|
13
|
11
|
16
|
15
|
12
|
9
|
12
|
10
|
14
|
14
|
12
|
20
|
29
|
31
|
25
|
12
|
13
|
23
|
|
2024/06
|
40
|
28
|
12
|
14
|
24
|
32
|
13
|
16
|
7
|
18
|
20
|
19
|
26
|
27
|
34
|
32
|
16
|
28
|
25
|
28
|
27
|
13
|
21
|
16
|
22
|
24
|
15
|
16
|
17
|
29
|
|
|
2024/05
|
27
|
17
|
20
|
12
|
36
|
40
|
35
|
30
|
22
|
21
|
22
|
16
|
22
|
33
|
32
|
33
|
26
|
17
|
26
|
28
|
25
|
31
|
33
|
34
|
33
|
13
|
25
|
26
|
14
|
13
|
26
|
|
2024/04
|
40
|
43
|
47
|
25
|
38
|
30
|
22
|
18
|
39
|
42
|
51
|
64
|
58
|
64
|
65
|
72
|
39
|
27
|
21
|
24
|
23
|
43
|
25
|
41
|
35
|
45
|
40
|
59
|
60
|
17
|
|
|
2024/03
|
34
|
50
|
37
|
40
|
40
|
35
|
46
|
58
|
37
|
39
|
27
|
41
|
54
|
66
|
39
|
43
|
54
|
25
|
27
|
55
|
59
|
51
|
28
|
42
|
28
|
53
|
56
|
21
|
40
|
48
|
56
|
|
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