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 Aug
Sun
23 Aug
Mon
24 Aug
Tue
25 Aug
Wed
26 Aug
Thu
27 Aug
Fri
28 Aug
Real-time AQI (Monitoring Station in Hengshui)
电机北厂
3924
PM2.5
39
PM10
37
O3
0.6
CO
9
SO2
18
NO2
市监测站
4220
PM2.5
42
PM10
40
O3
0.8
CO
7
SO2
14
NO2
市城管局
3713
PM2.5
37
PM10
34
O3
0.3
CO
12
SO2
15
NO2
地表水厂
4816
PM2.5
48
PM10
28
O3
0.7
CO
5
SO2
26
NO2
Air quality in the last 12 months (Hengshui)
|
2026/07
|
57
|
82
|
70
|
62
|
55
|
59
|
46
|
46
|
47
|
39
|
43
|
51
|
34
|
39
|
41
|
44
|
34
|
37
|
46
|
51
|
46
|
49
|
38
|
38
|
37
|
41
|
37
|
33
|
26
|
28
|
28
|
|
2026/06
|
87
|
93
|
85
|
41
|
34
|
29
|
35
|
49
|
37
|
52
|
48
|
80
|
56
|
63
|
69
|
61
|
65
|
71
|
46
|
46
|
48
|
48
|
63
|
65
|
52
|
45
|
72
|
82
|
65
|
68
|
|
|
2026/05
|
67
|
47
|
32
|
47
|
66
|
60
|
59
|
59
|
71
|
60
|
64
|
69
|
63
|
73
|
66
|
55
|
53
|
33
|
36
|
30
|
45
|
45
|
44
|
68
|
31
|
37
|
48
|
46
|
48
|
64
|
71
|
|
2026/04
|
99
|
81
|
79
|
65
|
82
|
47
|
45
|
58
|
47
|
59
|
62
|
66
|
66
|
74
|
80
|
63
|
80
|
73
|
68
|
82
|
63
|
36
|
52
|
55
|
57
|
63
|
62
|
46
|
47
|
53
|
|
|
2026/03
|
77
|
101
|
111
|
105
|
67
|
60
|
70
|
115
|
71
|
126
|
164
|
96
|
161
|
116
|
40
|
72
|
141
|
60
|
54
|
86
|
99
|
82
|
97
|
117
|
112
|
91
|
87
|
88
|
51
|
46
|
54
|
|
2026/02
|
200
|
150
|
126
|
149
|
126
|
57
|
56
|
58
|
87
|
93
|
103
|
100
|
132
|
146
|
44
|
38
|
93
|
70
|
70
|
67
|
177
|
143
|
59
|
81
|
55
|
71
|
67
|
63
|
|||
|
2026/01
|
54
|
64
|
140
|
215
|
231
|
124
|
46
|
63
|
130
|
69
|
45
|
73
|
69
|
84
|
141
|
98
|
47
|
50
|
41
|
44
|
55
|
121
|
141
|
203
|
136
|
87
|
150
|
225
|
72
|
83
|
169
|
|
2025/12
|
76
|
37
|
42
|
66
|
80
|
136
|
93
|
42
|
132
|
177
|
104
|
33
|
76
|
83
|
100
|
163
|
117
|
195
|
244
|
128
|
53
|
59
|
92
|
106
|
36
|
59
|
119
|
177
|
136
|
88
|
36
|
|
2025/11
|
69
|
33
|
65
|
104
|
124
|
174
|
70
|
73
|
67
|
78
|
111
|
119
|
98
|
80
|
138
|
113
|
35
|
47
|
52
|
56
|
62
|
102
|
99
|
133
|
37
|
127
|
54
|
138
|
150
|
192
|
|
|
2025/10
|
80
|
34
|
36
|
41
|
25
|
24
|
36
|
35
|
11
|
18
|
20
|
41
|
34
|
48
|
84
|
80
|
43
|
25
|
37
|
35
|
44
|
55
|
69
|
82
|
82
|
58
|
80
|
146
|
113
|
157
|
146
|
|
2025/09
|
41
|
40
|
43
|
49
|
50
|
47
|
62
|
66
|
49
|
49
|
59
|
47
|
57
|
58
|
48
|
45
|
31
|
40
|
27
|
43
|
51
|
34
|
36
|
48
|
58
|
54
|
33
|
57
|
68
|
70
|
|
|
2025/08
|
41
|
36
|
45
|
31
|
51
|
33
|
45
|
43
|
28
|
37
|
38
|
39
|
38
|
48
|
46
|
16
|
26
|
28
|
43
|
25
|
35
|
29
|
40
|
21
|
32
|
40
|
45
|
29
|
44
|
31
|
32
|
|
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