Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Aug
Thu
21 Aug
Fri
22 Aug
Sat
23 Aug
Sun
24 Aug
Mon
25 Aug
Tue
26 Aug
Real-time AQI (Monitoring Station in Weifang)
环保局
4428
PM2.5
44
PM10
72
O3
0.8
CO
6
SO2
20
NO2
潍坊学院
4623
PM2.5
46
PM10
80
O3
0.9
CO
3
SO2
16
NO2
Air quality in the last 12 months (Weifang)
|
2025/06
|
51
|
37
|
46
|
34
|
56
|
61
|
65
|
54
|
59
|
25
|
38
|
42
|
30
|
25
|
34
|
36
|
39
|
51
|
26
|
18
|
34
|
51
|
44
|
40
|
58
|
71
|
53
|
48
|
20
|
25
|
|
|
2025/05
|
68
|
57
|
46
|
47
|
39
|
54
|
58
|
54
|
30
|
40
|
52
|
58
|
64
|
66
|
46
|
67
|
70
|
48
|
80
|
76
|
67
|
66
|
42
|
58
|
45
|
58
|
51
|
53
|
51
|
54
|
61
|
|
2025/04
|
71
|
38
|
38
|
59
|
55
|
61
|
95
|
99
|
55
|
56
|
69
|
120
|
58
|
61
|
52
|
75
|
124
|
66
|
38
|
50
|
50
|
58
|
52
|
75
|
66
|
68
|
63
|
63
|
64
|
85
|
|
|
2025/03
|
49
|
40
|
47
|
50
|
43
|
80
|
52
|
106
|
110
|
99
|
74
|
113
|
53
|
58
|
58
|
45
|
48
|
33
|
48
|
58
|
57
|
67
|
90
|
109
|
108
|
101
|
105
|
54
|
40
|
58
|
68
|
|
2025/02
|
57
|
93
|
49
|
33
|
39
|
60
|
51
|
30
|
44
|
75
|
64
|
110
|
77
|
76
|
88
|
74
|
43
|
44
|
50
|
55
|
52
|
41
|
57
|
48
|
73
|
83
|
132
|
154
|
|||
|
2025/01
|
113
|
72
|
73
|
118
|
162
|
74
|
46
|
41
|
38
|
50
|
73
|
103
|
99
|
104
|
41
|
60
|
58
|
112
|
123
|
60
|
134
|
75
|
72
|
63
|
67
|
73
|
47
|
53
|
132
|
90
|
119
|
|
2024/12
|
89
|
61
|
39
|
80
|
106
|
79
|
43
|
53
|
83
|
137
|
34
|
58
|
82
|
58
|
61
|
81
|
87
|
34
|
51
|
85
|
56
|
53
|
77
|
89
|
131
|
50
|
60
|
65
|
70
|
82
|
57
|
|
2024/11
|
74
|
82
|
76
|
42
|
44
|
57
|
56
|
47
|
53
|
60
|
115
|
140
|
121
|
46
|
78
|
87
|
37
|
32
|
43
|
74
|
87
|
45
|
41
|
62
|
42
|
30
|
36
|
48
|
49
|
58
|
|
|
2024/10
|
25
|
26
|
48
|
57
|
53
|
42
|
39
|
48
|
66
|
118
|
65
|
87
|
76
|
43
|
77
|
53
|
43
|
15
|
40
|
33
|
49
|
49
|
39
|
70
|
89
|
65
|
73
|
58
|
73
|
100
|
114
|
|
2024/09
|
47
|
22
|
30
|
42
|
35
|
19
|
29
|
45
|
31
|
43
|
35
|
28
|
36
|
35
|
20
|
26
|
36
|
29
|
23
|
27
|
23
|
28
|
32
|
43
|
59
|
54
|
38
|
51
|
42
|
28
|
|
|
2024/08
|
28
|
25
|
31
|
33
|
12
|
16
|
36
|
22
|
24
|
33
|
68
|
47
|
42
|
37
|
38
|
31
|
42
|
30
|
21
|
14
|
29
|
45
|
56
|
48
|
54
|
30
|
16
|
28
|
41
|
52
|
64
|
|
2024/07
|
50
|
32
|
45
|
29
|
32
|
17
|
32
|
29
|
59
|
58
|
60
|
86
|
69
|
41
|
27
|
22
|
23
|
46
|
39
|
16
|
36
|
25
|
19
|
39
|
27
|
19
|
16
|
16
|
27
|
33
|
36
|
|
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
*: primary pollution