Air Quality
Excellent
No health implications.
22
PM2.5
41
PM10
112
O3
0.5
CO
9
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Jul
130
Light
Sat
19 Jul
68
Good
Sun
20 Jul
55
Good
Mon
21 Jul
85
Good
Tue
22 Jul
74
Good
Wed
23 Jul
75
Good
Thu
24 Jul
26
Excellent
Air quality in the last 12 months (Ziliujing)
|
2025/06
|
41
|
27
|
43
|
39
|
44
|
61
|
54
|
47
|
34
|
42
|
48
|
47
|
47
|
47
|
39
|
41
|
45
|
28
|
23
|
32
|
22
|
25
|
27
|
23
|
14
|
21
|
28
|
30
|
31
|
17
|
|
|
2025/05
|
48
|
70
|
82
|
108
|
49
|
56
|
38
|
61
|
119
|
77
|
56
|
86
|
79
|
79
|
69
|
63
|
70
|
79
|
59
|
61
|
45
|
45
|
60
|
56
|
51
|
44
|
39
|
24
|
29
|
36
|
33
|
|
2025/04
|
38
|
64
|
61
|
54
|
51
|
48
|
54
|
55
|
59
|
69
|
53
|
238
|
182
|
139
|
128
|
87
|
71
|
70
|
63
|
46
|
50
|
57
|
63
|
45
|
47
|
37
|
47
|
54
|
41
|
32
|
|
|
2025/03
|
88
|
83
|
40
|
40
|
36
|
19
|
40
|
43
|
55
|
75
|
68
|
71
|
56
|
54
|
36
|
36
|
21
|
35
|
39
|
48
|
56
|
69
|
73
|
60
|
61
|
64
|
126
|
89
|
34
|
22
|
30
|
|
2025/02
|
42
|
44
|
42
|
47
|
46
|
34
|
30
|
32
|
50
|
57
|
66
|
58
|
59
|
54
|
58
|
69
|
85
|
90
|
63
|
56
|
65
|
56
|
50
|
39
|
48
|
56
|
68
|
86
|
|||
|
2025/01
|
103
|
132
|
147
|
133
|
130
|
106
|
86
|
50
|
56
|
52
|
46
|
55
|
95
|
92
|
79
|
87
|
87
|
74
|
83
|
105
|
126
|
178
|
201
|
129
|
36
|
64
|
67
|
80
|
160
|
108
|
89
|
|
2024/12
|
99
|
150
|
127
|
119
|
54
|
37
|
41
|
18
|
49
|
55
|
63
|
69
|
50
|
47
|
52
|
71
|
93
|
135
|
113
|
113
|
113
|
108
|
73
|
84
|
77
|
75
|
102
|
86
|
76
|
72
|
84
|
|
2024/11
|
45
|
51
|
69
|
65
|
58
|
73
|
57
|
63
|
81
|
66
|
45
|
57
|
45
|
60
|
64
|
48
|
25
|
25
|
23
|
27
|
46
|
53
|
72
|
52
|
25
|
25
|
40
|
61
|
80
|
79
|
|
|
2024/10
|
21
|
26
|
21
|
36
|
46
|
45
|
50
|
59
|
72
|
70
|
38
|
40
|
33
|
41
|
59
|
146
|
24
|
33
|
34
|
20
|
22
|
28
|
44
|
60
|
62
|
42
|
28
|
63
|
78
|
72
|
79
|
|
2024/09
|
28
|
34
|
39
|
32
|
28
|
27
|
33
|
30
|
26
|
27
|
22
|
28
|
51
|
47
|
41
|
39
|
32
|
46
|
50
|
52
|
26
|
39
|
58
|
74
|
73
|
70
|
80
|
92
|
70
|
13
|
|
|
2024/08
|
36
|
31
|
23
|
22
|
19
|
27
|
29
|
33
|
41
|
25
|
43
|
58
|
52
|
51
|
53
|
28
|
41
|
42
|
42
|
47
|
52
|
58
|
64
|
62
|
42
|
46
|
51
|
50
|
40
|
46
|
63
|
|
2024/07
|
21
|
17
|
25
|
30
|
18
|
23
|
30
|
22
|
14
|
13
|
15
|
20
|
30
|
11
|
18
|
24
|
26
|
16
|
20
|
18
|
25
|
18
|
29
|
27
|
28
|
43
|
42
|
26
|
20
|
20
|
37
|
|
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