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
22 Feb
Sun
23 Feb
Mon
24 Feb
Tue
25 Feb
Wed
26 Feb
Thu
27 Feb
Fri
28 Feb
Real-time AQI (Monitoring Station in Hengshui)
电机北厂
4028
PM2.5
37
PM10
79
O3
0.4
CO
7
SO2
14
NO2
市监测站
3625
PM2.5
36
PM10
78
O3
0.4
CO
12
SO2
17
NO2
市城管局
4632
PM2.5
35
PM10
73
O3
0.4
CO
10
SO2
20
NO2
地表水厂
2920
PM2.5
29
PM10
84
O3
0.3
CO
6
SO2
19
NO2
Air quality in the last 12 months (Hengshui)
|
2025/01
|
137
|
44
|
65
|
135
|
141
|
35
|
43
|
41
|
34
|
55
|
74
|
73
|
77
|
83
|
43
|
62
|
72
|
112
|
88
|
81
|
139
|
51
|
67
|
94
|
106
|
101
|
32
|
54
|
187
|
88
|
69
|
|
2024/12
|
94
|
42
|
52
|
96
|
78
|
72
|
34
|
50
|
101
|
121
|
69
|
73
|
81
|
59
|
56
|
68
|
64
|
37
|
50
|
79
|
34
|
51
|
71
|
99
|
161
|
53
|
61
|
53
|
79
|
100
|
91
|
|
2024/11
|
74
|
71
|
118
|
47
|
46
|
59
|
69
|
59
|
57
|
98
|
135
|
152
|
147
|
47
|
64
|
68
|
53
|
35
|
49
|
70
|
69
|
57
|
59
|
66
|
61
|
27
|
40
|
39
|
48
|
74
|
|
|
2024/10
|
31
|
28
|
38
|
58
|
61
|
71
|
73
|
56
|
96
|
91
|
67
|
88
|
135
|
169
|
118
|
57
|
110
|
35
|
24
|
29
|
47
|
63
|
66
|
112
|
105
|
128
|
127
|
58
|
123
|
200
|
206
|
|
2024/09
|
48
|
37
|
33
|
52
|
38
|
30
|
48
|
57
|
72
|
25
|
29
|
32
|
39
|
44
|
36
|
38
|
54
|
47
|
49
|
42
|
18
|
19
|
34
|
57
|
70
|
95
|
69
|
73
|
70
|
25
|
|
|
2024/08
|
36
|
37
|
31
|
28
|
28
|
37
|
39
|
40
|
39
|
62
|
30
|
30
|
31
|
40
|
47
|
44
|
41
|
24
|
19
|
31
|
34
|
52
|
55
|
39
|
54
|
24
|
24
|
38
|
44
|
57
|
50
|
|
2024/07
|
46
|
49
|
47
|
66
|
40
|
29
|
44
|
48
|
62
|
55
|
65
|
60
|
64
|
86
|
74
|
55
|
47
|
50
|
35
|
26
|
36
|
35
|
32
|
41
|
17
|
24
|
30
|
20
|
19
|
18
|
22
|
|
2024/06
|
39
|
71
|
43
|
65
|
73
|
76
|
77
|
64
|
85
|
84
|
85
|
74
|
103
|
53
|
52
|
45
|
49
|
57
|
54
|
60
|
64
|
63
|
116
|
74
|
59
|
76
|
50
|
66
|
59
|
58
|
|
|
2024/05
|
48
|
54
|
51
|
51
|
47
|
61
|
57
|
70
|
71
|
58
|
124
|
59
|
86
|
95
|
26
|
49
|
63
|
73
|
82
|
26
|
42
|
66
|
63
|
48
|
44
|
46
|
38
|
47
|
62
|
57
|
41
|
|
2024/04
|
86
|
67
|
48
|
43
|
62
|
78
|
67
|
84
|
48
|
102
|
110
|
56
|
65
|
41
|
96
|
87
|
83
|
82
|
81
|
62
|
81
|
84
|
61
|
67
|
93
|
76
|
68
|
59
|
43
|
49
|
|
|
2024/03
|
37
|
91
|
89
|
82
|
83
|
74
|
84
|
35
|
65
|
81
|
107
|
80
|
86
|
111
|
74
|
80
|
67
|
90
|
81
|
65
|
91
|
95
|
83
|
75
|
45
|
61
|
59
|
171
|
155
|
77
|
80
|
|
2024/02
|
41
|
47
|
89
|
71
|
106
|
130
|
120
|
177
|
239
|
161
|
128
|
108
|
106
|
138
|
44
|
68
|
54
|
92
|
56
|
35
|
28
|
41
|
46
|
41
|
90
|
69
|
75
|
109
|
74
|
||
|
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