Air Quality
Excellent
No health implications.
11
PM2.5
19
PM10
41
O3
0.4
CO
7
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 May
39
Excellent
Fri
23 May
32
Excellent
Sat
24 May
39
Excellent
Sun
25 May
42
Excellent
Mon
26 May
44
Excellent
Tue
27 May
37
Excellent
Wed
28 May
28
Excellent
Air quality in the last 12 months (Liangqing)
|
2025/04
|
41
|
58
|
60
|
44
|
81
|
102
|
73
|
58
|
43
|
44
|
43
|
51
|
112
|
141
|
114
|
102
|
82
|
64
|
47
|
32
|
30
|
37
|
42
|
46
|
28
|
30
|
32
|
24
|
42
|
39
|
|
|
2025/03
|
36
|
33
|
44
|
44
|
33
|
18
|
29
|
41
|
33
|
49
|
31
|
29
|
31
|
33
|
18
|
20
|
52
|
37
|
45
|
62
|
75
|
63
|
53
|
61
|
71
|
45
|
43
|
68
|
31
|
11
|
20
|
|
2025/02
|
41
|
33
|
12
|
43
|
88
|
37
|
11
|
38
|
57
|
73
|
94
|
47
|
40
|
101
|
56
|
33
|
38
|
19
|
54
|
54
|
18
|
30
|
12
|
31
|
63
|
25
|
30
|
43
|
|||
|
2025/01
|
123
|
110
|
86
|
99
|
93
|
92
|
122
|
88
|
76
|
33
|
42
|
62
|
87
|
94
|
75
|
61
|
85
|
96
|
101
|
99
|
99
|
66
|
68
|
50
|
41
|
12
|
44
|
55
|
214
|
83
|
38
|
|
2024/12
|
69
|
77
|
68
|
78
|
87
|
70
|
36
|
24
|
62
|
105
|
55
|
29
|
38
|
43
|
38
|
50
|
77
|
71
|
54
|
84
|
95
|
81
|
94
|
88
|
101
|
94
|
77
|
51
|
95
|
116
|
106
|
|
2024/11
|
50
|
48
|
65
|
70
|
57
|
66
|
61
|
61
|
66
|
68
|
64
|
72
|
68
|
64
|
65
|
62
|
58
|
37
|
26
|
21
|
24
|
28
|
40
|
57
|
75
|
19
|
37
|
36
|
48
|
62
|
|
|
2024/10
|
27
|
19
|
42
|
54
|
57
|
59
|
61
|
54
|
37
|
43
|
52
|
62
|
52
|
41
|
18
|
29
|
32
|
21
|
25
|
24
|
37
|
41
|
15
|
33
|
46
|
45
|
29
|
21
|
39
|
43
|
56
|
|
2024/09
|
27
|
24
|
26
|
37
|
50
|
36
|
12
|
17
|
23
|
22
|
27
|
33
|
44
|
42
|
41
|
31
|
28
|
33
|
38
|
39
|
35
|
19
|
27
|
38
|
53
|
44
|
52
|
37
|
22
|
32
|
|
|
2024/08
|
15
|
15
|
17
|
21
|
23
|
25
|
24
|
24
|
23
|
28
|
20
|
21
|
21
|
20
|
21
|
32
|
36
|
24
|
32
|
27
|
21
|
23
|
26
|
23
|
22
|
29
|
28
|
33
|
36
|
30
|
29
|
|
2024/07
|
22
|
12
|
18
|
22
|
19
|
14
|
17
|
17
|
17
|
23
|
22
|
25
|
22
|
18
|
24
|
24
|
20
|
14
|
18
|
20
|
28
|
27
|
13
|
14
|
18
|
37
|
33
|
28
|
18
|
10
|
11
|
|
2024/06
|
29
|
34
|
25
|
24
|
13
|
23
|
30
|
18
|
13
|
17
|
21
|
17
|
30
|
28
|
25
|
34
|
33
|
19
|
25
|
25
|
28
|
23
|
20
|
14
|
13
|
15
|
18
|
18
|
15
|
21
|
|
|
2024/05
|
20
|
26
|
23
|
25
|
24
|
33
|
29
|
41
|
31
|
28
|
30
|
29
|
43
|
58
|
41
|
54
|
45
|
43
|
17
|
17
|
27
|
35
|
42
|
45
|
25
|
17
|
31
|
15
|
27
|
21
|
14
|
|
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