Air Quality
Excellent
No health implications.
6
PM2.5
20
PM10
11
O3
0.7
CO
5
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Aug
56
Good
Fri
15 Aug
64
Good
Sat
16 Aug
85
Good
Sun
17 Aug
84
Good
Mon
18 Aug
84
Good
Tue
19 Aug
46
Excellent
Wed
20 Aug
33
Excellent
Air quality in the last 12 months (Liangzi Lake)
|
2025/06
|
12
|
16
|
41
|
51
|
37
|
37
|
30
|
14
|
23
|
26
|
29
|
29
|
29
|
29
|
32
|
41
|
35
|
20
|
14
|
20
|
18
|
15
|
20
|
24
|
35
|
30
|
16
|
17
|
17
|
20
|
|
|
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
|
|
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