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
19 Jul
Sun
20 Jul
Mon
21 Jul
Tue
22 Jul
Wed
23 Jul
Thu
24 Jul
Fri
25 Jul
Real-time AQI (Monitoring Station in Hengshui)
电机北厂
4510
PM2.5
29
PM10
141
O3
0.4
CO
4
SO2
10
NO2
市监测站
5320
PM2.5
56 *
PM10
134
O3
0.3
CO
10
SO2
12
NO2
市城管局
4015
PM2.5
38
PM10
127
O3
0.3
CO
4
SO2
14
NO2
地表水厂
5910
PM2.5
68 *
PM10
92
O3
0.3
CO
9
SO2
24
NO2
Air quality in the last 12 months (Hengshui)
|
2025/06
|
86
|
93
|
46
|
40
|
61
|
83
|
78
|
61
|
71
|
45
|
76
|
80
|
69
|
61
|
32
|
31
|
45
|
59
|
27
|
45
|
50
|
45
|
55
|
53
|
61
|
54
|
53
|
40
|
37
|
37
|
|
|
2025/05
|
50
|
66
|
37
|
55
|
102
|
51
|
77
|
72
|
39
|
34
|
51
|
60
|
67
|
59
|
37
|
77
|
117
|
71
|
93
|
79
|
71
|
74
|
67
|
55
|
51
|
59
|
58
|
62
|
62
|
64
|
65
|
|
2025/04
|
65
|
34
|
57
|
87
|
43
|
72
|
99
|
78
|
67
|
75
|
115
|
164
|
51
|
52
|
57
|
93
|
119
|
58
|
37
|
65
|
60
|
64
|
74
|
52
|
66
|
84
|
68
|
51
|
60
|
87
|
|
|
2025/03
|
169
|
72
|
51
|
34
|
64
|
54
|
97
|
119
|
103
|
103
|
120
|
135
|
111
|
69
|
49
|
36
|
52
|
34
|
50
|
49
|
51
|
64
|
104
|
124
|
76
|
82
|
102
|
67
|
38
|
57
|
68
|
|
2025/02
|
79
|
101
|
42
|
24
|
38
|
102
|
36
|
22
|
54
|
82
|
119
|
89
|
83
|
79
|
97
|
52
|
38
|
52
|
61
|
77
|
66
|
56
|
38
|
60
|
69
|
87
|
116
|
166
|
|||
|
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
|
|
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