Air Quality
Heavy
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
158
*
PM2.5
229
PM10
1
O3
1.4
CO
11
SO2
66
NO2
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
Advise
Children, seniors and individuals with heart or lung diseases should stay indoors and avoid outdoor activities. General population should reduce outdoor activities.
Air Quality
Today
15 Jan
188
Moderate
Fri
16 Jan
142
Light
Sat
17 Jan
81
Good
Sun
18 Jan
54
Good
Mon
19 Jan
50
Excellent
Tue
20 Jan
43
Excellent
Wed
21 Jan
46
Excellent
Air quality in the last 12 months (Yanzhou)
|
2025/11
|
102
|
66
|
65
|
63
|
80
|
58
|
61
|
87
|
64
|
70
|
68
|
88
|
93
|
127
|
207
|
151
|
39
|
51
|
72
|
84
|
107
|
115
|
103
|
151
|
55
|
96
|
182
|
148
|
116
|
148
|
|
|
2025/10
|
44
|
17
|
16
|
30
|
14
|
13
|
29
|
42
|
22
|
13
|
16
|
17
|
18
|
40
|
34
|
28
|
31
|
26
|
36
|
36
|
41
|
54
|
59
|
61
|
90
|
84
|
73
|
76
|
59
|
57
|
136
|
|
2025/09
|
19
|
35
|
36
|
42
|
42
|
25
|
51
|
47
|
32
|
48
|
33
|
17
|
35
|
50
|
40
|
25
|
22
|
28
|
15
|
28
|
43
|
24
|
19
|
27
|
35
|
58
|
28
|
24
|
54
|
40
|
|
|
2025/08
|
19
|
18
|
29
|
43
|
39
|
31
|
33
|
31
|
15
|
21
|
20
|
23
|
34
|
32
|
33
|
33
|
32
|
28
|
39
|
30
|
36
|
30
|
29
|
35
|
49
|
36
|
39
|
41
|
26
|
39
|
20
|
|
2025/07
|
32
|
23
|
27
|
26
|
30
|
40
|
42
|
31
|
25
|
49
|
47
|
39
|
45
|
29
|
46
|
37
|
28
|
36
|
49
|
33
|
18
|
24
|
28
|
25
|
33
|
30
|
25
|
28
|
27
|
28
|
34
|
|
2025/06
|
54
|
47
|
48
|
56
|
65
|
63
|
60
|
51
|
59
|
44
|
66
|
49
|
49
|
43
|
28
|
35
|
46
|
44
|
26
|
23
|
34
|
37
|
41
|
42
|
54
|
35
|
30
|
33
|
14
|
19
|
|
|
2025/05
|
58
|
72
|
46
|
58
|
42
|
70
|
57
|
52
|
18
|
33
|
64
|
55
|
50
|
58
|
44
|
72
|
83
|
66
|
80
|
61
|
60
|
58
|
59
|
55
|
45
|
52
|
57
|
57
|
56
|
57
|
61
|
|
2025/04
|
75
|
43
|
56
|
75
|
76
|
75
|
86
|
86
|
74
|
79
|
68
|
152
|
59
|
57
|
59
|
85
|
97
|
95
|
42
|
59
|
40
|
59
|
77
|
70
|
75
|
73
|
71
|
66
|
61
|
85
|
|
|
2025/03
|
107
|
27
|
41
|
46
|
77
|
80
|
84
|
90
|
86
|
97
|
108
|
146
|
99
|
65
|
79
|
45
|
57
|
46
|
66
|
69
|
65
|
73
|
102
|
109
|
151
|
105
|
117
|
148
|
49
|
62
|
83
|
|
2025/02
|
81
|
149
|
105
|
51
|
51
|
77
|
58
|
44
|
69
|
72
|
75
|
132
|
105
|
87
|
108
|
85
|
62
|
78
|
62
|
63
|
108
|
85
|
65
|
48
|
78
|
117
|
120
|
126
|
|||
|
2025/01
|
136
|
132
|
88
|
138
|
176
|
58
|
59
|
56
|
51
|
55
|
102
|
118
|
106
|
121
|
58
|
75
|
85
|
122
|
134
|
108
|
168
|
185
|
117
|
100
|
108
|
81
|
47
|
92
|
224
|
118
|
112
|
|
2024/12
|
111
|
101
|
75
|
126
|
145
|
179
|
88
|
59
|
74
|
108
|
88
|
82
|
85
|
78
|
82
|
108
|
108
|
44
|
67
|
94
|
54
|
58
|
83
|
107
|
164
|
112
|
69
|
66
|
76
|
94
|
113
|
|
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