Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
20
PM2.5
53
*
PM10
61
O3
0.4
CO
5
SO2
8
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
17 Nov
55
Good
Tue
18 Nov
58
Good
Wed
19 Nov
60
Good
Thu
20 Nov
73
Good
Fri
21 Nov
68
Good
Sat
22 Nov
31
Excellent
Sun
23 Nov
28
Excellent
Liangdang Air quality rank
Air quality in the last 12 months (Liangdang)
|
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
|
|
|
2025/03
|
80
|
52
|
32
|
30
|
37
|
42
|
47
|
57
|
41
|
38
|
137
|
132
|
75
|
32
|
52
|
51
|
48
|
40
|
42
|
50
|
48
|
49
|
58
|
45
|
41
|
183
|
208
|
97
|
87
|
74
|
66
|
|
2025/02
|
107
|
59
|
36
|
50
|
61
|
49
|
71
|
66
|
62
|
55
|
64
|
80
|
59
|
53
|
49
|
56
|
53
|
50
|
73
|
81
|
93
|
77
|
60
|
58
|
58
|
46
|
41
|
50
|
|||
|
2025/01
|
77
|
65
|
78
|
83
|
77
|
93
|
84
|
58
|
57
|
59
|
53
|
63
|
63
|
64
|
52
|
58
|
80
|
76
|
67
|
66
|
80
|
111
|
167
|
137
|
61
|
69
|
71
|
89
|
142
|
152
|
109
|
|
2024/12
|
64
|
73
|
83
|
63
|
56
|
57
|
53
|
57
|
50
|
62
|
68
|
64
|
38
|
47
|
59
|
72
|
64
|
65
|
66
|
78
|
82
|
72
|
61
|
67
|
62
|
70
|
56
|
51
|
82
|
66
|
57
|
|
2024/11
|
38
|
29
|
44
|
46
|
44
|
50
|
62
|
65
|
65
|
50
|
49
|
57
|
47
|
28
|
42
|
42
|
27
|
17
|
30
|
35
|
32
|
38
|
62
|
39
|
33
|
46
|
52
|
54
|
49
|
59
|
|
|
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