Air Quality
Excellent
No health implications.
25
PM2.5
43
PM10
57
O3
0.6
CO
5
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Apr
66
Good
Fri
24 Apr
73
Good
Sat
25 Apr
83
Good
Sun
26 Apr
85
Good
Mon
27 Apr
84
Good
Tue
28 Apr
84
Good
Wed
29 Apr
23
Excellent
Air quality in the last 12 months (Zhouzhi)
|
2026/03
|
20
|
38
|
66
|
96
|
104
|
66
|
49
|
58
|
48
|
100
|
136
|
131
|
144
|
73
|
49
|
60
|
50
|
88
|
107
|
93
|
93
|
97
|
100
|
80
|
81
|
91
|
64
|
51
|
60
|
36
|
47
|
|
2026/02
|
116
|
116
|
104
|
114
|
142
|
153
|
82
|
79
|
89
|
130
|
129
|
104
|
85
|
105
|
76
|
61
|
192
|
105
|
83
|
68
|
197
|
284
|
147
|
62
|
70
|
72
|
66
|
56
|
|||
|
2026/01
|
79
|
124
|
155
|
75
|
59
|
61
|
61
|
72
|
63
|
61
|
79
|
79
|
96
|
104
|
107
|
94
|
122
|
150
|
79
|
42
|
81
|
101
|
139
|
179
|
186
|
151
|
157
|
178
|
159
|
96
|
119
|
|
2025/12
|
91
|
95
|
91
|
104
|
120
|
134
|
69
|
87
|
125
|
135
|
120
|
110
|
89
|
89
|
117
|
108
|
127
|
142
|
108
|
56
|
77
|
114
|
98
|
91
|
71
|
90
|
128
|
145
|
182
|
182
|
117
|
|
2025/11
|
64
|
79
|
109
|
134
|
128
|
89
|
54
|
53
|
68
|
84
|
85
|
86
|
82
|
90
|
95
|
67
|
31
|
32
|
44
|
56
|
71
|
75
|
58
|
85
|
77
|
126
|
144
|
85
|
69
|
63
|
|
|
2025/10
|
27
|
28
|
43
|
28
|
23
|
20
|
13
|
37
|
16
|
11
|
11
|
14
|
31
|
58
|
35
|
40
|
12
|
32
|
39
|
26
|
47
|
62
|
69
|
74
|
72
|
43
|
68
|
65
|
76
|
58
|
63
|
|
2025/09
|
45
|
37
|
48
|
23
|
33
|
45
|
54
|
40
|
49
|
53
|
34
|
20
|
42
|
52
|
52
|
35
|
24
|
11
|
14
|
35
|
22
|
16
|
19
|
32
|
48
|
50
|
41
|
20
|
34
|
42
|
|
|
2025/08
|
43
|
44
|
47
|
48
|
26
|
38
|
44
|
32
|
19
|
22
|
28
|
39
|
39
|
52
|
37
|
28
|
26
|
26
|
24
|
34
|
54
|
38
|
22
|
23
|
43
|
49
|
35
|
17
|
14
|
23
|
26
|
|
2025/07
|
32
|
36
|
27
|
28
|
14
|
20
|
27
|
37
|
44
|
42
|
38
|
47
|
48
|
43
|
36
|
46
|
44
|
31
|
38
|
28
|
31
|
51
|
32
|
24
|
23
|
30
|
29
|
35
|
37
|
41
|
40
|
|
2025/06
|
49
|
49
|
50
|
53
|
44
|
52
|
40
|
40
|
48
|
48
|
61
|
48
|
53
|
49
|
73
|
56
|
60
|
52
|
41
|
43
|
38
|
42
|
33
|
41
|
36
|
33
|
40
|
37
|
42
|
22
|
|
|
2025/05
|
97
|
68
|
86
|
71
|
117
|
441
|
165
|
98
|
83
|
53
|
51
|
58
|
40
|
74
|
72
|
68
|
214
|
117
|
72
|
70
|
72
|
83
|
53
|
49
|
39
|
40
|
53
|
50
|
44
|
53
|
47
|
|
2025/04
|
83
|
92
|
89
|
113
|
100
|
90
|
72
|
90
|
109
|
97
|
130
|
377
|
150
|
80
|
57
|
121
|
105
|
141
|
110
|
73
|
76
|
133
|
93
|
64
|
80
|
71
|
46
|
46
|
60
|
110
|
|
|
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