Air Quality
Excellent
No health implications.
4
PM2.5
20
PM10
37
O3
0.2
CO
5
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Jun
35
Excellent
Fri
20 Jun
43
Excellent
Sat
21 Jun
39
Excellent
Sun
22 Jun
40
Excellent
Mon
23 Jun
36
Excellent
Tue
24 Jun
38
Excellent
Wed
25 Jun
30
Excellent
Air quality in the last 12 months (Huitong)
|
2025/05
|
43
|
56
|
52
|
38
|
34
|
41
|
45
|
37
|
22
|
31
|
30
|
43
|
47
|
55
|
51
|
24
|
38
|
30
|
35
|
26
|
24
|
30
|
30
|
48
|
47
|
32
|
28
|
12
|
23
|
30
|
25
|
|
2025/04
|
46
|
54
|
63
|
89
|
91
|
75
|
84
|
96
|
83
|
63
|
56
|
61
|
140
|
105
|
79
|
75
|
69
|
66
|
35
|
28
|
40
|
29
|
50
|
30
|
30
|
39
|
29
|
35
|
53
|
35
|
|
|
2025/03
|
44
|
37
|
25
|
19
|
21
|
32
|
36
|
40
|
47
|
37
|
37
|
47
|
51
|
25
|
16
|
39
|
40
|
39
|
44
|
44
|
55
|
65
|
71
|
71
|
80
|
77
|
78
|
71
|
38
|
20
|
33
|
|
2025/02
|
20
|
15
|
44
|
57
|
66
|
67
|
47
|
72
|
51
|
51
|
59
|
67
|
67
|
57
|
39
|
45
|
35
|
36
|
35
|
30
|
87
|
26
|
43
|
89
|
46
|
40
|
33
|
38
|
|||
|
2025/01
|
113
|
112
|
120
|
152
|
151
|
98
|
80
|
66
|
48
|
63
|
66
|
74
|
78
|
77
|
74
|
72
|
77
|
102
|
94
|
95
|
112
|
133
|
164
|
167
|
34
|
26
|
45
|
85
|
217
|
106
|
42
|
|
2024/12
|
56
|
65
|
92
|
106
|
34
|
29
|
38
|
52
|
70
|
20
|
32
|
63
|
68
|
52
|
48
|
53
|
71
|
69
|
79
|
86
|
93
|
82
|
74
|
82
|
85
|
87
|
84
|
116
|
114
|
108
|
81
|
|
2024/11
|
48
|
66
|
66
|
64
|
73
|
66
|
55
|
52
|
64
|
62
|
55
|
62
|
67
|
76
|
83
|
68
|
21
|
13
|
14
|
20
|
31
|
35
|
55
|
42
|
23
|
21
|
33
|
38
|
41
|
49
|
|
|
2024/10
|
18
|
39
|
52
|
45
|
51
|
58
|
50
|
39
|
40
|
48
|
58
|
72
|
75
|
45
|
39
|
32
|
40
|
30
|
16
|
16
|
22
|
16
|
27
|
32
|
39
|
42
|
41
|
49
|
55
|
53
|
54
|
|
2024/09
|
31
|
29
|
34
|
29
|
46
|
41
|
35
|
33
|
27
|
29
|
34
|
36
|
28
|
27
|
37
|
34
|
37
|
37
|
35
|
33
|
30
|
26
|
36
|
39
|
47
|
52
|
53
|
48
|
51
|
48
|
|
|
2024/08
|
12
|
18
|
20
|
22
|
26
|
25
|
27
|
25
|
24
|
24
|
20
|
37
|
34
|
41
|
42
|
38
|
37
|
35
|
30
|
28
|
27
|
20
|
17
|
16
|
22
|
24
|
27
|
25
|
30
|
31
|
36
|
|
2024/07
|
15
|
14
|
17
|
18
|
16
|
15
|
16
|
15
|
19
|
21
|
22
|
22
|
23
|
20
|
21
|
22
|
20
|
18
|
12
|
18
|
25
|
25
|
21
|
25
|
28
|
28
|
28
|
16
|
13
|
18
|
14
|
|
2024/06
|
24
|
20
|
28
|
13
|
12
|
19
|
26
|
20
|
20
|
18
|
17
|
18
|
17
|
18
|
24
|
27
|
11
|
9
|
18
|
23
|
20
|
19
|
18
|
15
|
12
|
14
|
15
|
19
|
13
|
12
|
|
|
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