Air Quality
Excellent
No health implications.
15
PM2.5
36
PM10
28
O3
0.5
CO
9
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Apr
68
Good
Fri
17 Apr
73
Good
Sat
18 Apr
71
Good
Sun
19 Apr
74
Good
Mon
20 Apr
72
Good
Tue
21 Apr
61
Good
Wed
22 Apr
40
Excellent
Air quality in the last 12 months (Liangdang)
|
2026/03
|
23
|
27
|
39
|
56
|
62
|
56
|
44
|
23
|
34
|
43
|
48
|
93
|
135
|
56
|
55
|
52
|
33
|
63
|
70
|
60
|
58
|
76
|
75
|
63
|
55
|
45
|
47
|
46
|
45
|
28
|
38
|
|
2026/02
|
90
|
84
|
80
|
70
|
72
|
79
|
64
|
58
|
53
|
85
|
79
|
70
|
71
|
73
|
61
|
39
|
80
|
59
|
52
|
53
|
84
|
137
|
120
|
74
|
52
|
67
|
59
|
26
|
|||
|
2026/01
|
53
|
66
|
71
|
63
|
53
|
51
|
62
|
61
|
64
|
68
|
65
|
81
|
78
|
85
|
77
|
71
|
74
|
87
|
52
|
43
|
51
|
58
|
74
|
87
|
227
|
192
|
132
|
120
|
86
|
64
|
84
|
|
2025/12
|
63
|
63
|
59
|
62
|
64
|
72
|
68
|
63
|
87
|
74
|
73
|
66
|
80
|
68
|
72
|
69
|
66
|
77
|
71
|
50
|
45
|
53
|
58
|
60
|
55
|
61
|
69
|
86
|
83
|
101
|
72
|
|
2025/11
|
50
|
47
|
50
|
51
|
55
|
47
|
53
|
57
|
55
|
59
|
56
|
52
|
55
|
59
|
50
|
51
|
43
|
38
|
47
|
57
|
55
|
60
|
57
|
63
|
59
|
90
|
114
|
76
|
72
|
63
|
|
|
2025/10
|
21
|
19
|
19
|
15
|
24
|
14
|
12
|
17
|
16
|
14
|
14
|
16
|
24
|
28
|
21
|
18
|
14
|
22
|
19
|
15
|
16
|
19
|
24
|
23
|
31
|
35
|
40
|
37
|
48
|
45
|
51
|
|
2025/09
|
26
|
34
|
49
|
33
|
32
|
50
|
47
|
28
|
32
|
30
|
19
|
19
|
23
|
27
|
26
|
28
|
22
|
13
|
14
|
17
|
15
|
15
|
17
|
26
|
30
|
36
|
23
|
21
|
30
|
32
|
|
|
2025/08
|
33
|
31
|
36
|
32
|
26
|
26
|
28
|
26
|
17
|
18
|
25
|
31
|
30
|
31
|
29
|
21
|
18
|
21
|
23
|
25
|
32
|
26
|
17
|
19
|
20
|
31
|
21
|
15
|
15
|
18
|
23
|
|
2025/07
|
19
|
22
|
18
|
21
|
21
|
23
|
19
|
21
|
24
|
26
|
25
|
30
|
31
|
28
|
32
|
35
|
34
|
25
|
36
|
26
|
23
|
30
|
24
|
18
|
15
|
21
|
26
|
24
|
29
|
24
|
31
|
|
2025/06
|
28
|
33
|
37
|
30
|
33
|
35
|
32
|
30
|
30
|
34
|
38
|
39
|
39
|
42
|
65
|
46
|
40
|
31
|
39
|
39
|
28
|
22
|
24
|
25
|
20
|
22
|
22
|
28
|
28
|
16
|
|
|
2025/05
|
70
|
47
|
83
|
68
|
51
|
97
|
54
|
50
|
93
|
44
|
48
|
54
|
39
|
61
|
55
|
54
|
88
|
75
|
66
|
62
|
61
|
86
|
57
|
38
|
37
|
41
|
28
|
29
|
31
|
41
|
44
|
|
2025/04
|
86
|
89
|
76
|
84
|
91
|
62
|
46
|
73
|
83
|
72
|
111
|
463
|
154
|
77
|
56
|
80
|
74
|
131
|
125
|
61
|
74
|
99
|
70
|
51
|
50
|
38
|
37
|
46
|
51
|
61
|
|
|
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