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
1 Aug
Sat
2 Aug
Sun
3 Aug
Mon
4 Aug
Tue
5 Aug
Wed
6 Aug
Thu
7 Aug
Real-time AQI (Monitoring Station in Cangzhou)
沧县城建局
3715
PM2.5
36
PM10
118
O3
0.3
CO
1
SO2
12
NO2
电视转播站
4017
PM2.5
39
PM10
128
O3
0.3
CO
1
SO2
10
NO2
市环保局
4125
PM2.5
41
PM10
127
O3
0.3
CO
2
SO2
7
NO2
河北水利电力学院
4518
PM2.5
27
PM10
142
O3
0.3
CO
3
SO2
6
NO2
Air quality in the last 12 months (Cangzhou)
|
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
|
|
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
|
|
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