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
1 May
Fri
2 May
Sat
3 May
Sun
4 May
Mon
5 May
Tue
6 May
Wed
7 May
Real-time AQI (Monitoring Station in Cangzhou)
沧县城建局
5228
PM2.5
53 *
PM10
81
O3
0.3
CO
6
SO2
16
NO2
电视转播站
5419
PM2.5
57 *
PM10
80
O3
0.2
CO
3
SO2
15
NO2
市环保局
5435
PM2.5
57 *
PM10
95
O3
0.3
CO
6
SO2
11
NO2
河北水利电力学院
6010
PM2.5
70 *
PM10
83
O3
0.2
CO
8
SO2
14
NO2
Air quality in the last 12 months (Cangzhou)
|
2025/02
|
59
|
71
|
33
|
28
|
40
|
77
|
35
|
29
|
51
|
88
|
124
|
75
|
87
|
89
|
107
|
60
|
39
|
51
|
57
|
64
|
54
|
63
|
44
|
56
|
75
|
92
|
128
|
177
|
|||
|
2025/01
|
108
|
44
|
58
|
135
|
149
|
35
|
49
|
44
|
39
|
53
|
77
|
63
|
88
|
86
|
41
|
60
|
64
|
124
|
105
|
81
|
107
|
46
|
52
|
73
|
86
|
89
|
31
|
41
|
327
|
58
|
54
|
|
2024/12
|
107
|
39
|
53
|
83
|
93
|
55
|
38
|
53
|
95
|
107
|
56
|
60
|
66
|
54
|
52
|
63
|
56
|
35
|
60
|
91
|
41
|
51
|
71
|
103
|
142
|
44
|
54
|
57
|
78
|
97
|
69
|
|
2024/11
|
67
|
84
|
113
|
40
|
47
|
56
|
66
|
63
|
63
|
91
|
103
|
135
|
106
|
47
|
63
|
79
|
51
|
50
|
53
|
76
|
73
|
51
|
49
|
71
|
50
|
31
|
35
|
47
|
56
|
71
|
|
|
2024/10
|
28
|
25
|
41
|
59
|
77
|
104
|
44
|
57
|
107
|
70
|
80
|
99
|
127
|
187
|
122
|
49
|
114
|
32
|
32
|
41
|
54
|
66
|
68
|
97
|
117
|
166
|
96
|
48
|
120
|
187
|
177
|
|
2024/09
|
42
|
25
|
30
|
47
|
38
|
31
|
33
|
44
|
64
|
23
|
31
|
33
|
40
|
40
|
36
|
40
|
63
|
34
|
50
|
35
|
20
|
22
|
32
|
57
|
89
|
47
|
38
|
51
|
61
|
23
|
|
|
2024/08
|
35
|
37
|
34
|
26
|
21
|
35
|
47
|
60
|
45
|
65
|
28
|
23
|
32
|
33
|
37
|
38
|
43
|
29
|
19
|
28
|
27
|
46
|
50
|
38
|
38
|
25
|
23
|
46
|
38
|
49
|
52
|
|
2024/07
|
54
|
56
|
45
|
56
|
44
|
29
|
52
|
42
|
56
|
54
|
61
|
65
|
96
|
75
|
43
|
56
|
50
|
44
|
34
|
21
|
33
|
30
|
38
|
51
|
19
|
27
|
25
|
27
|
20
|
18
|
22
|
|
2024/06
|
39
|
58
|
58
|
54
|
61
|
66
|
62
|
67
|
66
|
86
|
89
|
70
|
75
|
40
|
53
|
42
|
42
|
54
|
52
|
51
|
51
|
65
|
83
|
62
|
47
|
66
|
51
|
58
|
60
|
47
|
|
|
2024/05
|
52
|
59
|
59
|
60
|
51
|
65
|
79
|
69
|
67
|
65
|
195
|
51
|
72
|
85
|
33
|
53
|
63
|
75
|
59
|
32
|
40
|
59
|
57
|
37
|
41
|
49
|
48
|
44
|
60
|
57
|
36
|
|
2024/04
|
71
|
64
|
48
|
52
|
67
|
80
|
75
|
97
|
48
|
116
|
116
|
65
|
74
|
46
|
141
|
76
|
83
|
92
|
85
|
72
|
90
|
99
|
48
|
56
|
88
|
73
|
74
|
52
|
44
|
50
|
|
|
2024/03
|
38
|
93
|
74
|
69
|
62
|
103
|
109
|
35
|
61
|
93
|
128
|
111
|
85
|
109
|
76
|
87
|
78
|
103
|
127
|
59
|
85
|
82
|
78
|
62
|
68
|
73
|
68
|
291
|
147
|
84
|
89
|
|
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