Air Quality
Excellent
No health implications.
18
PM2.5
36
PM10
102
O3
0.5
CO
13
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Jun
93
Good
Sun
29 Jun
89
Good
Mon
30 Jun
89
Good
Tue
1 Jul
85
Good
Wed
2 Jul
91
Good
Thu
3 Jul
99
Good
Fri
4 Jul
46
Excellent
Air quality in the last 12 months (Huixian)
|
2025/05
|
66
|
87
|
51
|
51
|
130
|
131
|
98
|
85
|
61
|
39
|
53
|
55
|
68
|
72
|
43
|
66
|
127
|
75
|
88
|
71
|
83
|
62
|
78
|
59
|
64
|
62
|
63
|
66
|
65
|
64
|
58
|
|
2025/04
|
76
|
52
|
63
|
91
|
73
|
85
|
99
|
82
|
84
|
93
|
101
|
224
|
91
|
54
|
70
|
108
|
152
|
103
|
64
|
68
|
61
|
67
|
84
|
71
|
76
|
76
|
86
|
60
|
62
|
83
|
|
|
2025/03
|
112
|
66
|
42
|
47
|
91
|
92
|
86
|
83
|
92
|
93
|
98
|
130
|
127
|
66
|
79
|
44
|
52
|
59
|
69
|
54
|
55
|
64
|
94
|
236
|
284
|
142
|
109
|
160
|
67
|
64
|
66
|
|
2025/02
|
103
|
154
|
125
|
69
|
51
|
67
|
101
|
66
|
75
|
92
|
111
|
93
|
57
|
74
|
75
|
74
|
73
|
74
|
57
|
62
|
87
|
91
|
63
|
81
|
85
|
83
|
105
|
141
|
|||
|
2025/01
|
119
|
102
|
98
|
141
|
88
|
66
|
64
|
64
|
54
|
81
|
83
|
56
|
98
|
105
|
57
|
56
|
81
|
99
|
102
|
116
|
185
|
107
|
79
|
104
|
108
|
74
|
34
|
56
|
208
|
167
|
88
|
|
2024/12
|
74
|
56
|
61
|
127
|
121
|
74
|
65
|
74
|
87
|
112
|
107
|
130
|
74
|
63
|
57
|
61
|
78
|
61
|
57
|
95
|
52
|
73
|
88
|
144
|
168
|
91
|
77
|
46
|
64
|
75
|
91
|
|
2024/11
|
69
|
97
|
98
|
57
|
59
|
82
|
82
|
71
|
68
|
125
|
169
|
219
|
133
|
84
|
95
|
96
|
56
|
58
|
56
|
72
|
85
|
84
|
79
|
69
|
45
|
41
|
71
|
39
|
48
|
73
|
|
|
2024/10
|
52
|
36
|
54
|
57
|
62
|
69
|
100
|
152
|
156
|
85
|
83
|
119
|
99
|
113
|
151
|
90
|
76
|
21
|
31
|
28
|
53
|
71
|
66
|
75
|
85
|
119
|
174
|
106
|
153
|
192
|
211
|
|
2024/09
|
51
|
23
|
36
|
53
|
38
|
28
|
44
|
68
|
62
|
33
|
25
|
28
|
42
|
54
|
36
|
46
|
47
|
39
|
42
|
49
|
20
|
28
|
51
|
65
|
92
|
102
|
106
|
77
|
58
|
18
|
|
|
2024/08
|
32
|
28
|
27
|
28
|
36
|
24
|
32
|
38
|
32
|
76
|
39
|
35
|
34
|
40
|
44
|
47
|
45
|
34
|
29
|
29
|
33
|
48
|
52
|
54
|
46
|
33
|
19
|
27
|
36
|
47
|
44
|
|
2024/07
|
32
|
32
|
49
|
31
|
28
|
44
|
38
|
27
|
44
|
71
|
68
|
42
|
55
|
96
|
75
|
44
|
36
|
37
|
34
|
18
|
37
|
38
|
39
|
46
|
35
|
29
|
27
|
25
|
12
|
20
|
22
|
|
2024/06
|
60
|
76
|
76
|
95
|
73
|
72
|
58
|
60
|
63
|
64
|
64
|
64
|
60
|
55
|
49
|
48
|
39
|
50
|
49
|
50
|
36
|
54
|
80
|
85
|
81
|
67
|
52
|
55
|
36
|
43
|
|
|
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
Air quality source: CNEMC
*: primary pollution