Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
28 Mar
Sun
29 Mar
Mon
30 Mar
Tue
31 Mar
Wed
1 Apr
Thu
2 Apr
Fri
3 Apr
Real-time AQI (Monitoring Station in Cangzhou)
沧县城建局
5829
PM2.5
61 *
PM10
5
O3
0.2
CO
8
SO2
77
NO2
电视转播站
6038
PM2.5
64 *
PM10
1
O3
0.4
CO
4
SO2
66
NO2
Air quality in the last 12 months (Cangzhou)
|
2026/02
|
213
|
80
|
119
|
170
|
136
|
51
|
54
|
62
|
85
|
108
|
72
|
124
|
132
|
147
|
43
|
57
|
88
|
61
|
66
|
69
|
205
|
62
|
55
|
83
|
72
|
69
|
52
|
62
|
|||
|
2026/01
|
50
|
53
|
136
|
221
|
120
|
195
|
45
|
62
|
112
|
47
|
38
|
74
|
60
|
76
|
137
|
76
|
42
|
43
|
39
|
38
|
60
|
111
|
120
|
184
|
89
|
70
|
109
|
109
|
61
|
65
|
99
|
|
2025/12
|
64
|
33
|
50
|
57
|
68
|
135
|
118
|
36
|
108
|
171
|
75
|
31
|
60
|
89
|
110
|
135
|
88
|
151
|
257
|
63
|
41
|
62
|
66
|
47
|
31
|
59
|
104
|
162
|
117
|
85
|
35
|
|
2025/11
|
91
|
28
|
52
|
102
|
109
|
109
|
59
|
83
|
73
|
76
|
102
|
137
|
45
|
72
|
163
|
100
|
37
|
46
|
57
|
49
|
67
|
106
|
112
|
137
|
34
|
97
|
52
|
108
|
147
|
146
|
|
|
2025/10
|
80
|
35
|
28
|
43
|
30
|
28
|
42
|
33
|
18
|
25
|
28
|
37
|
35
|
45
|
79
|
61
|
43
|
27
|
36
|
35
|
51
|
61
|
73
|
78
|
92
|
62
|
60
|
157
|
125
|
129
|
66
|
|
2025/09
|
35
|
35
|
49
|
50
|
50
|
44
|
55
|
62
|
44
|
46
|
58
|
51
|
63
|
63
|
64
|
56
|
35
|
37
|
32
|
39
|
48
|
33
|
43
|
52
|
53
|
45
|
40
|
53
|
62
|
70
|
|
|
2025/08
|
35
|
34
|
44
|
37
|
37
|
36
|
39
|
33
|
34
|
40
|
44
|
42
|
40
|
59
|
47
|
21
|
28
|
30
|
39
|
37
|
32
|
30
|
41
|
27
|
37
|
39
|
45
|
24
|
33
|
27
|
31
|
|
2025/07
|
29
|
29
|
25
|
35
|
34
|
24
|
30
|
34
|
41
|
60
|
53
|
48
|
39
|
29
|
35
|
38
|
40
|
35
|
28
|
45
|
45
|
39
|
23
|
31
|
39
|
38
|
32
|
38
|
31
|
34
|
29
|
|
2025/06
|
68
|
59
|
37
|
37
|
57
|
73
|
67
|
56
|
67
|
35
|
59
|
72
|
73
|
68
|
38
|
31
|
47
|
50
|
43
|
42
|
44
|
45
|
47
|
45
|
60
|
53
|
54
|
69
|
58
|
35
|
|
|
2025/05
|
56
|
62
|
42
|
46
|
62
|
49
|
64
|
71
|
44
|
36
|
55
|
60
|
61
|
53
|
35
|
78
|
67
|
63
|
80
|
72
|
65
|
72
|
70
|
53
|
48
|
59
|
55
|
60
|
66
|
63
|
59
|
|
2025/04
|
66
|
32
|
55
|
80
|
37
|
70
|
85
|
74
|
55
|
71
|
94
|
159
|
60
|
57
|
55
|
80
|
86
|
57
|
43
|
69
|
67
|
75
|
75
|
49
|
64
|
74
|
59
|
59
|
66
|
70
|
|
|
2025/03
|
175
|
91
|
53
|
50
|
77
|
61
|
91
|
114
|
111
|
107
|
116
|
146
|
105
|
69
|
44
|
38
|
47
|
34
|
52
|
52
|
55
|
61
|
102
|
102
|
63
|
95
|
79
|
56
|
38
|
58
|
76
|
|
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