Air Quality
Excellent
No health implications.
12
PM2.5
43
PM10
69
O3
0.5
CO
5
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Mar
48
Excellent
Tue
4 Mar
58
Good
Wed
5 Mar
87
Good
Thu
6 Mar
104
Light
Fri
7 Mar
102
Light
Sat
8 Mar
110
Light
Sun
9 Mar
27
Excellent
Air quality in the last 12 months (Yanzhou)
|
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
|
|
2024/11
|
158
|
65
|
100
|
63
|
51
|
66
|
58
|
55
|
58
|
77
|
92
|
94
|
112
|
78
|
74
|
76
|
54
|
49
|
48
|
65
|
98
|
80
|
63
|
66
|
47
|
45
|
50
|
58
|
66
|
76
|
|
|
2024/10
|
34
|
27
|
47
|
61
|
55
|
49
|
49
|
49
|
76
|
84
|
61
|
78
|
73
|
84
|
96
|
98
|
51
|
13
|
33
|
35
|
53
|
65
|
59
|
68
|
84
|
84
|
148
|
55
|
81
|
132
|
141
|
|
2024/09
|
46
|
29
|
29
|
46
|
37
|
27
|
50
|
46
|
38
|
45
|
29
|
40
|
48
|
48
|
39
|
47
|
34
|
23
|
34
|
34
|
20
|
40
|
44
|
58
|
64
|
80
|
81
|
44
|
43
|
32
|
|
|
2024/08
|
22
|
24
|
31
|
29
|
17
|
14
|
31
|
20
|
37
|
53
|
87
|
42
|
34
|
42
|
40
|
49
|
40
|
30
|
19
|
32
|
44
|
45
|
44
|
52
|
52
|
40
|
15
|
33
|
42
|
45
|
49
|
|
2024/07
|
30
|
44
|
41
|
22
|
28
|
21
|
22
|
25
|
41
|
75
|
74
|
66
|
70
|
48
|
36
|
19
|
22
|
49
|
26
|
19
|
32
|
32
|
40
|
44
|
35
|
20
|
17
|
12
|
20
|
27
|
26
|
|
2024/06
|
37
|
66
|
73
|
59
|
47
|
51
|
58
|
66
|
62
|
73
|
60
|
66
|
65
|
59
|
42
|
45
|
49
|
45
|
52
|
44
|
54
|
59
|
83
|
99
|
91
|
58
|
57
|
55
|
42
|
36
|
|
|
2024/05
|
64
|
60
|
66
|
46
|
60
|
68
|
64
|
65
|
62
|
68
|
174
|
96
|
99
|
84
|
87
|
63
|
78
|
66
|
60
|
67
|
59
|
51
|
50
|
63
|
52
|
54
|
39
|
45
|
56
|
58
|
64
|
|
2024/04
|
83
|
92
|
60
|
41
|
71
|
73
|
75
|
78
|
103
|
91
|
73
|
62
|
57
|
25
|
55
|
105
|
98
|
86
|
73
|
79
|
78
|
74
|
73
|
109
|
81
|
69
|
53
|
44
|
63
|
49
|
|
|
2024/03
|
67
|
87
|
88
|
89
|
101
|
69
|
100
|
50
|
70
|
93
|
101
|
77
|
86
|
73
|
65
|
91
|
100
|
77
|
84
|
65
|
89
|
83
|
80
|
69
|
57
|
59
|
66
|
113
|
91
|
108
|
76
|
|
2024/02
|
40
|
54
|
60
|
43
|
62
|
139
|
159
|
175
|
225
|
339
|
190
|
88
|
71
|
85
|
32
|
52
|
54
|
80
|
39
|
34
|
34
|
35
|
37
|
77
|
122
|
84
|
76
|
95
|
78
|
||
|
1
|
2
|
3
|
4
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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