Air Quality
Excellent
No health implications.
25
PM2.5
47
PM10
70
O3
0.3
CO
11
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Apr
64
Good
Sat
25 Apr
87
Good
Sun
26 Apr
96
Good
Mon
27 Apr
93
Good
Tue
28 Apr
90
Good
Wed
29 Apr
44
Excellent
Thu
30 Apr
18
Excellent
Air quality in the last 12 months (Guzhen)
|
2026/03
|
53
|
41
|
107
|
69
|
61
|
98
|
63
|
63
|
119
|
105
|
99
|
122
|
104
|
112
|
122
|
109
|
80
|
90
|
99
|
126
|
112
|
89
|
120
|
97
|
97
|
102
|
111
|
90
|
74
|
102
|
113
|
|
2026/02
|
80
|
120
|
132
|
110
|
138
|
73
|
60
|
60
|
55
|
82
|
130
|
104
|
86
|
88
|
114
|
49
|
162
|
100
|
87
|
73
|
51
|
270
|
110
|
36
|
59
|
39
|
44
|
53
|
|||
|
2026/01
|
54
|
62
|
87
|
90
|
176
|
133
|
61
|
81
|
71
|
105
|
65
|
74
|
108
|
130
|
114
|
133
|
87
|
58
|
44
|
48
|
69
|
89
|
95
|
126
|
102
|
41
|
91
|
90
|
71
|
48
|
64
|
|
2025/12
|
121
|
70
|
61
|
69
|
87
|
95
|
117
|
100
|
76
|
90
|
137
|
43
|
59
|
83
|
69
|
81
|
133
|
117
|
131
|
171
|
59
|
42
|
56
|
82
|
68
|
52
|
69
|
81
|
121
|
131
|
48
|
|
2025/11
|
122
|
110
|
75
|
132
|
93
|
59
|
47
|
30
|
94
|
75
|
49
|
55
|
111
|
182
|
131
|
123
|
40
|
54
|
64
|
64
|
133
|
106
|
88
|
115
|
75
|
89
|
311
|
130
|
93
|
108
|
|
|
2025/10
|
35
|
29
|
22
|
46
|
53
|
55
|
49
|
49
|
39
|
59
|
52
|
49
|
24
|
47
|
39
|
30
|
22
|
30
|
35
|
32
|
31
|
45
|
52
|
58
|
78
|
84
|
83
|
64
|
64
|
59
|
121
|
|
2025/09
|
26
|
23
|
28
|
34
|
38
|
36
|
49
|
30
|
22
|
26
|
21
|
17
|
29
|
28
|
26
|
32
|
17
|
21
|
15
|
26
|
45
|
28
|
40
|
15
|
35
|
28
|
35
|
34
|
36
|
43
|
|
|
2025/08
|
12
|
12
|
24
|
32
|
33
|
39
|
26
|
24
|
25
|
16
|
14
|
18
|
24
|
29
|
32
|
32
|
33
|
34
|
32
|
31
|
29
|
30
|
25
|
21
|
16
|
16
|
30
|
38
|
32
|
22
|
20
|
|
2025/07
|
24
|
20
|
26
|
28
|
36
|
38
|
39
|
28
|
20
|
43
|
51
|
38
|
38
|
35
|
39
|
41
|
31
|
38
|
31
|
24
|
25
|
21
|
28
|
25
|
29
|
27
|
23
|
19
|
24
|
26
|
17
|
|
2025/06
|
33
|
18
|
53
|
68
|
57
|
48
|
30
|
37
|
29
|
48
|
44
|
46
|
49
|
35
|
42
|
57
|
53
|
23
|
12
|
11
|
20
|
34
|
45
|
43
|
34
|
35
|
29
|
16
|
13
|
21
|
|
|
2025/05
|
67
|
72
|
53
|
55
|
48
|
87
|
84
|
53
|
33
|
39
|
53
|
51
|
51
|
64
|
96
|
63
|
84
|
77
|
80
|
63
|
50
|
61
|
72
|
67
|
60
|
72
|
79
|
65
|
68
|
66
|
75
|
|
2025/04
|
65
|
63
|
54
|
74
|
88
|
76
|
66
|
84
|
85
|
98
|
76
|
201
|
98
|
70
|
52
|
66
|
76
|
84
|
76
|
62
|
54
|
76
|
92
|
91
|
66
|
57
|
61
|
65
|
58
|
61
|
|
|
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