Air Quality
Heavy
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
219
*
PM2.5
246
PM10
45
O3
1.5
CO
8
SO2
37
NO2
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
Advise
Children, seniors and individuals with heart or lung diseases should stay indoors and avoid outdoor activities. General population should reduce outdoor activities.
Air Quality
Today
15 Mar
93
Good
Mon
16 Mar
97
Good
Tue
17 Mar
88
Good
Wed
18 Mar
61
Good
Thu
19 Mar
59
Good
Fri
20 Mar
43
Excellent
Sat
21 Mar
49
Excellent
Air quality in the last 12 months (Yitong)
|
2026/02
|
79
|
74
|
60
|
113
|
116
|
39
|
54
|
52
|
57
|
77
|
69
|
105
|
127
|
91
|
45
|
65
|
121
|
45
|
45
|
56
|
72
|
189
|
62
|
49
|
72
|
55
|
58
|
42
|
|||
|
2026/01
|
61
|
69
|
92
|
114
|
56
|
52
|
45
|
56
|
70
|
62
|
46
|
41
|
29
|
47
|
49
|
88
|
57
|
63
|
37
|
55
|
56
|
41
|
45
|
58
|
84
|
70
|
65
|
71
|
89
|
86
|
79
|
|
2025/12
|
68
|
39
|
38
|
49
|
45
|
59
|
65
|
47
|
78
|
93
|
60
|
71
|
74
|
97
|
71
|
65
|
94
|
66
|
56
|
42
|
46
|
47
|
49
|
85
|
49
|
65
|
76
|
83
|
35
|
40
|
52
|
|
2025/11
|
69
|
34
|
31
|
87
|
111
|
87
|
98
|
159
|
50
|
60
|
140
|
104
|
55
|
110
|
144
|
62
|
95
|
45
|
54
|
47
|
89
|
101
|
130
|
233
|
218
|
184
|
55
|
52
|
49
|
52
|
|
|
2025/10
|
43
|
53
|
44
|
36
|
26
|
27
|
36
|
33
|
35
|
52
|
45
|
42
|
78
|
145
|
64
|
60
|
64
|
34
|
36
|
34
|
49
|
58
|
69
|
74
|
115
|
62
|
57
|
88
|
195
|
42
|
65
|
|
2025/09
|
21
|
29
|
30
|
30
|
26
|
19
|
26
|
26
|
22
|
22
|
29
|
37
|
36
|
32
|
19
|
27
|
26
|
25
|
25
|
30
|
31
|
29
|
34
|
22
|
27
|
28
|
29
|
28
|
35
|
38
|
|
|
2025/08
|
22
|
29
|
18
|
16
|
18
|
11
|
16
|
18
|
21
|
20
|
18
|
21
|
23
|
23
|
33
|
21
|
14
|
22
|
33
|
24
|
18
|
14
|
30
|
19
|
16
|
20
|
21
|
17
|
17
|
30
|
28
|
|
2025/07
|
15
|
18
|
15
|
13
|
20
|
17
|
23
|
25
|
30
|
32
|
29
|
33
|
19
|
18
|
14
|
15
|
19
|
19
|
20
|
16
|
17
|
27
|
15
|
14
|
24
|
29
|
20
|
17
|
16
|
14
|
19
|
|
2025/06
|
28
|
36
|
19
|
16
|
28
|
28
|
21
|
30
|
29
|
13
|
15
|
27
|
29
|
26
|
30
|
18
|
26
|
27
|
23
|
16
|
14
|
19
|
29
|
35
|
36
|
28
|
42
|
30
|
30
|
20
|
|
|
2025/05
|
20
|
23
|
20
|
23
|
33
|
27
|
38
|
44
|
36
|
29
|
40
|
48
|
45
|
44
|
38
|
23
|
19
|
30
|
26
|
26
|
38
|
39
|
31
|
30
|
27
|
36
|
41
|
36
|
38
|
44
|
52
|
|
2025/04
|
69
|
52
|
90
|
68
|
34
|
42
|
42
|
59
|
74
|
76
|
69
|
30
|
10
|
23
|
30
|
29
|
49
|
32
|
28
|
54
|
65
|
18
|
36
|
76
|
56
|
78
|
59
|
52
|
60
|
47
|
|
|
2025/03
|
70
|
26
|
39
|
39
|
57
|
63
|
50
|
66
|
96
|
76
|
59
|
116
|
37
|
45
|
53
|
61
|
85
|
68
|
74
|
81
|
74
|
156
|
156
|
88
|
143
|
93
|
43
|
29
|
27
|
42
|
72
|
|
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