Air Quality
Excellent
No health implications.
7
PM2.5
29
PM10
56
O3
0.7
CO
5
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Jun
72
Good
Thu
19 Jun
45
Excellent
Fri
20 Jun
52
Good
Sat
21 Jun
37
Excellent
Sun
22 Jun
57
Good
Mon
23 Jun
31
Excellent
Tue
24 Jun
39
Excellent
Air quality in the last 12 months (Liangzi Lake)
|
2025/05
|
52
|
54
|
60
|
55
|
47
|
96
|
124
|
42
|
40
|
48
|
45
|
40
|
49
|
61
|
49
|
30
|
39
|
91
|
70
|
34
|
25
|
27
|
41
|
53
|
47
|
46
|
58
|
31
|
31
|
28
|
16
|
|
2025/04
|
74
|
64
|
66
|
73
|
80
|
69
|
63
|
69
|
71
|
57
|
56
|
212
|
108
|
102
|
55
|
61
|
69
|
69
|
75
|
77
|
34
|
53
|
61
|
60
|
53
|
44
|
45
|
61
|
55
|
55
|
|
|
2025/03
|
47
|
40
|
17
|
45
|
65
|
65
|
69
|
84
|
84
|
74
|
66
|
61
|
57
|
46
|
32
|
47
|
35
|
46
|
48
|
50
|
52
|
58
|
71
|
61
|
54
|
69
|
81
|
59
|
62
|
69
|
73
|
|
2025/02
|
68
|
58
|
78
|
66
|
60
|
50
|
77
|
40
|
43
|
54
|
61
|
101
|
112
|
72
|
84
|
79
|
59
|
60
|
56
|
78
|
78
|
50
|
99
|
124
|
111
|
89
|
67
|
60
|
|||
|
2025/01
|
108
|
151
|
204
|
171
|
97
|
88
|
80
|
73
|
47
|
53
|
72
|
87
|
81
|
91
|
62
|
62
|
74
|
81
|
101
|
125
|
99
|
106
|
228
|
164
|
29
|
40
|
50
|
61
|
131
|
61
|
92
|
|
2024/12
|
54
|
65
|
120
|
108
|
56
|
55
|
54
|
110
|
59
|
77
|
91
|
110
|
86
|
58
|
57
|
56
|
80
|
93
|
63
|
91
|
116
|
66
|
72
|
89
|
119
|
152
|
170
|
49
|
57
|
100
|
114
|
|
2024/11
|
55
|
106
|
84
|
92
|
68
|
48
|
43
|
43
|
49
|
69
|
53
|
47
|
52
|
67
|
71
|
73
|
18
|
19
|
29
|
37
|
44
|
56
|
77
|
54
|
34
|
38
|
51
|
56
|
53
|
52
|
|
|
2024/10
|
19
|
42
|
38
|
32
|
39
|
65
|
26
|
30
|
49
|
78
|
78
|
63
|
92
|
78
|
84
|
41
|
26
|
24
|
18
|
25
|
43
|
29
|
47
|
48
|
58
|
47
|
40
|
79
|
95
|
68
|
43
|
|
2024/09
|
43
|
52
|
44
|
39
|
45
|
50
|
46
|
44
|
45
|
40
|
46
|
34
|
35
|
48
|
37
|
31
|
46
|
43
|
40
|
39
|
34
|
28
|
33
|
42
|
51
|
54
|
54
|
26
|
31
|
46
|
|
|
2024/08
|
19
|
21
|
29
|
27
|
32
|
33
|
33
|
35
|
33
|
37
|
82
|
80
|
52
|
31
|
29
|
35
|
43
|
40
|
38
|
37
|
37
|
40
|
35
|
36
|
35
|
39
|
30
|
21
|
39
|
44
|
48
|
|
2024/07
|
19
|
23
|
31
|
21
|
23
|
23
|
28
|
27
|
33
|
38
|
41
|
30
|
29
|
38
|
34
|
36
|
25
|
29
|
23
|
26
|
23
|
24
|
31
|
40
|
36
|
26
|
16
|
14
|
14
|
22
|
21
|
|
2024/06
|
30
|
39
|
31
|
27
|
28
|
36
|
30
|
38
|
30
|
26
|
19
|
36
|
38
|
36
|
38
|
40
|
44
|
30
|
16
|
25
|
25
|
12
|
19
|
30
|
18
|
39
|
16
|
12
|
13
|
17
|
|
|
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