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
13 Sep
Mon
14 Sep
Tue
15 Sep
Wed
16 Sep
Thu
17 Sep
Fri
18 Sep
Sat
19 Sep
Real-time AQI (Monitoring Station in Cangzhou)
沧县城建局
4911
PM2.5
49
PM10
103
O3
0.2
CO
3
SO2
8
NO2
市环保局
543
PM2.5
55 *
PM10
94
O3
0.1
CO
4
SO2
6
NO2
河北水利电力学院
4413
PM2.5
44
PM10
97
O3
0.2
CO
5
SO2
6
NO2
Air quality in the last 12 months (Cangzhou)
|
2026/08
|
31
|
33
|
35
|
39
|
40
|
48
|
52
|
39
|
42
|
39
|
31
|
33
|
32
|
34
|
41
|
35
|
34
|
44
|
49
|
51
|
42
|
31
|
30
|
38
|
34
|
24
|
33
|
27
|
37
|
41
|
39
|
|
2026/07
|
43
|
74
|
69
|
57
|
43
|
43
|
40
|
39
|
42
|
37
|
40
|
44
|
28
|
34
|
40
|
45
|
43
|
37
|
47
|
53
|
45
|
47
|
37
|
47
|
41
|
40
|
40
|
35
|
27
|
30
|
31
|
|
2026/06
|
74
|
78
|
71
|
37
|
32
|
32
|
31
|
35
|
41
|
44
|
50
|
73
|
55
|
46
|
60
|
49
|
49
|
60
|
47
|
35
|
38
|
60
|
64
|
67
|
41
|
43
|
57
|
68
|
52
|
50
|
|
|
2026/05
|
73
|
49
|
30
|
40
|
54
|
55
|
50
|
55
|
60
|
53
|
51
|
64
|
61
|
72
|
58
|
45
|
47
|
29
|
32
|
34
|
42
|
46
|
39
|
63
|
29
|
36
|
46
|
44
|
45
|
60
|
67
|
|
2026/04
|
99
|
91
|
92
|
70
|
64
|
43
|
41
|
55
|
61
|
60
|
65
|
75
|
78
|
70
|
82
|
81
|
81
|
91
|
73
|
90
|
65
|
38
|
57
|
53
|
51
|
52
|
51
|
40
|
47
|
52
|
|
|
2026/03
|
69
|
104
|
144
|
120
|
59
|
76
|
59
|
133
|
91
|
125
|
149
|
90
|
130
|
93
|
45
|
77
|
169
|
60
|
55
|
90
|
95
|
99
|
129
|
115
|
138
|
107
|
74
|
91
|
104
|
39
|
58
|
|
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
|
|
|
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