Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
33
PM2.5
112
*
PM10
117
O3
0.4
CO
8
SO2
10
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
20 Apr
95
Good
Mon
21 Apr
142
Light
Tue
22 Apr
97
Good
Wed
23 Apr
74
Good
Thu
24 Apr
72
Good
Fri
25 Apr
81
Good
Sat
26 Apr
21
Excellent
Air quality in the last 12 months (Zhouzhi)
|
2025/02
|
229
|
121
|
39
|
57
|
56
|
61
|
98
|
48
|
67
|
100
|
123
|
100
|
102
|
93
|
68
|
81
|
95
|
100
|
118
|
118
|
135
|
145
|
82
|
73
|
83
|
84
|
99
|
130
|
|||
|
2025/01
|
98
|
96
|
105
|
136
|
109
|
91
|
93
|
88
|
78
|
76
|
68
|
92
|
105
|
85
|
58
|
75
|
106
|
102
|
125
|
118
|
168
|
226
|
235
|
185
|
68
|
82
|
82
|
136
|
337
|
278
|
254
|
|
2024/12
|
71
|
99
|
95
|
79
|
65
|
74
|
71
|
56
|
82
|
104
|
137
|
124
|
47
|
70
|
85
|
111
|
101
|
103
|
112
|
159
|
84
|
78
|
97
|
98
|
108
|
118
|
71
|
66
|
91
|
61
|
89
|
|
2024/11
|
72
|
55
|
64
|
64
|
78
|
117
|
148
|
170
|
140
|
127
|
132
|
149
|
106
|
54
|
57
|
52
|
23
|
20
|
62
|
50
|
59
|
96
|
141
|
109
|
33
|
60
|
78
|
74
|
56
|
59
|
|
|
2024/10
|
40
|
50
|
59
|
62
|
101
|
98
|
81
|
137
|
69
|
59
|
78
|
97
|
84
|
72
|
67
|
70
|
89
|
50
|
46
|
32
|
32
|
28
|
55
|
91
|
102
|
55
|
41
|
53
|
89
|
100
|
75
|
|
2024/09
|
53
|
55
|
47
|
43
|
25
|
51
|
26
|
40
|
44
|
47
|
58
|
47
|
39
|
34
|
57
|
44
|
53
|
55
|
42
|
32
|
23
|
50
|
63
|
83
|
86
|
83
|
85
|
75
|
37
|
29
|
|
|
2024/08
|
41
|
47
|
33
|
33
|
39
|
39
|
33
|
39
|
48
|
93
|
56
|
42
|
44
|
53
|
35
|
31
|
37
|
26
|
38
|
43
|
32
|
48
|
54
|
59
|
55
|
30
|
29
|
45
|
53
|
58
|
44
|
|
2024/07
|
22
|
28
|
28
|
30
|
31
|
39
|
33
|
15
|
20
|
36
|
27
|
33
|
38
|
41
|
47
|
40
|
14
|
24
|
30
|
29
|
35
|
36
|
42
|
64
|
79
|
62
|
52
|
45
|
34
|
25
|
36
|
|
2024/06
|
68
|
40
|
46
|
36
|
41
|
62
|
39
|
36
|
34
|
44
|
39
|
43
|
50
|
44
|
56
|
33
|
30
|
34
|
40
|
42
|
21
|
41
|
47
|
53
|
66
|
55
|
37
|
53
|
46
|
55
|
|
|
2024/05
|
46
|
54
|
35
|
34
|
37
|
51
|
57
|
61
|
44
|
47
|
75
|
60
|
68
|
60
|
72
|
59
|
56
|
59
|
39
|
45
|
50
|
55
|
49
|
49
|
47
|
35
|
54
|
65
|
43
|
56
|
72
|
|
2024/04
|
83
|
84
|
76
|
91
|
83
|
91
|
73
|
65
|
68
|
43
|
55
|
60
|
55
|
48
|
75
|
84
|
76
|
73
|
228
|
143
|
110
|
79
|
314
|
171
|
75
|
57
|
68
|
67
|
49
|
24
|
|
|
2024/03
|
63
|
59
|
84
|
113
|
107
|
76
|
98
|
78
|
84
|
87
|
70
|
69
|
67
|
99
|
84
|
330
|
163
|
80
|
121
|
112
|
97
|
108
|
121
|
43
|
40
|
78
|
99
|
69
|
57
|
66
|
85
|
|
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