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
26 May
Wed
27 May
Thu
28 May
Fri
29 May
Sat
30 May
Sun
31 May
Mon
1 Jun
Real-time AQI (Monitoring Station in Dingzhou)
交通局
243
PM2.5
6
PM10
74
O3
0.4
CO
5
SO2
11
NO2
第五中学
2410
PM2.5
20
PM10
74
O3
0.3
CO
2
SO2
5
NO2
Air quality in the last 12 months (Dingzhou)
|
2026/04
|
82
|
97
|
137
|
66
|
76
|
51
|
53
|
89
|
78
|
61
|
71
|
99
|
103
|
91
|
95
|
79
|
97
|
111
|
97
|
71
|
76
|
60
|
62
|
68
|
69
|
75
|
67
|
56
|
56
|
66
|
|
|
2026/03
|
79
|
105
|
117
|
108
|
68
|
66
|
82
|
115
|
74
|
128
|
109
|
101
|
158
|
106
|
62
|
58
|
123
|
55
|
60
|
95
|
94
|
62
|
99
|
131
|
115
|
170
|
96
|
89
|
71
|
55
|
59
|
|
2026/02
|
169
|
131
|
146
|
141
|
97
|
54
|
62
|
70
|
122
|
151
|
110
|
102
|
126
|
136
|
49
|
67
|
105
|
53
|
63
|
84
|
256
|
132
|
50
|
82
|
80
|
89
|
60
|
65
|
|||
|
2026/01
|
71
|
101
|
168
|
187
|
142
|
87
|
59
|
79
|
153
|
53
|
49
|
83
|
85
|
87
|
158
|
112
|
61
|
54
|
45
|
57
|
68
|
96
|
157
|
204
|
130
|
152
|
200
|
140
|
90
|
119
|
182
|
|
2025/12
|
78
|
43
|
52
|
66
|
87
|
102
|
83
|
55
|
82
|
108
|
104
|
34
|
54
|
68
|
113
|
99
|
135
|
158
|
225
|
132
|
63
|
83
|
87
|
77
|
38
|
69
|
89
|
144
|
127
|
73
|
41
|
|
2025/11
|
58
|
45
|
65
|
105
|
166
|
194
|
55
|
65
|
65
|
78
|
110
|
136
|
68
|
70
|
82
|
65
|
32
|
45
|
51
|
58
|
58
|
68
|
89
|
134
|
48
|
134
|
48
|
99
|
125
|
188
|
|
|
2025/10
|
76
|
42
|
63
|
64
|
44
|
29
|
45
|
27
|
10
|
12
|
26
|
51
|
45
|
50
|
74
|
86
|
42
|
26
|
43
|
37
|
50
|
60
|
78
|
105
|
147
|
79
|
65
|
106
|
168
|
198
|
157
|
|
2025/09
|
52
|
54
|
46
|
46
|
46
|
46
|
62
|
61
|
48
|
55
|
57
|
52
|
57
|
65
|
64
|
41
|
34
|
42
|
31
|
53
|
66
|
30
|
43
|
50
|
64
|
65
|
45
|
54
|
64
|
70
|
|
|
2025/08
|
50
|
55
|
58
|
31
|
38
|
49
|
44
|
35
|
27
|
40
|
49
|
47
|
32
|
52
|
50
|
23
|
38
|
48
|
42
|
19
|
35
|
35
|
27
|
17
|
40
|
47
|
40
|
27
|
46
|
38
|
46
|
|
2025/07
|
34
|
40
|
24
|
40
|
26
|
32
|
39
|
44
|
46
|
40
|
54
|
57
|
37
|
52
|
57
|
53
|
42
|
46
|
57
|
33
|
35
|
47
|
37
|
29
|
37
|
45
|
45
|
42
|
19
|
32
|
44
|
|
2025/06
|
87
|
75
|
41
|
41
|
61
|
73
|
68
|
63
|
72
|
52
|
77
|
87
|
78
|
47
|
26
|
31
|
52
|
68
|
49
|
60
|
53
|
46
|
59
|
56
|
62
|
56
|
55
|
50
|
47
|
53
|
|
|
2025/05
|
50
|
80
|
43
|
60
|
73
|
54
|
75
|
88
|
36
|
38
|
54
|
69
|
80
|
53
|
52
|
70
|
113
|
65
|
87
|
96
|
78
|
70
|
68
|
47
|
57
|
65
|
70
|
65
|
71
|
72
|
65
|
|
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