Air Quality
Excellent
No health implications.
25
PM2.5
39
PM10
113
O3
0.5
CO
9
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Jul
85
Good
Tue
15 Jul
98
Good
Wed
16 Jul
101
Light
Thu
17 Jul
95
Good
Fri
18 Jul
96
Good
Sat
19 Jul
99
Good
Sun
20 Jul
45
Excellent
Air quality in the last 12 months (Huayin)
|
2025/06
|
42
|
44
|
47
|
53
|
39
|
50
|
52
|
51
|
52
|
54
|
58
|
50
|
52
|
47
|
54
|
58
|
53
|
37
|
26
|
38
|
34
|
34
|
34
|
36
|
35
|
21
|
33
|
23
|
27
|
23
|
|
|
2025/05
|
83
|
85
|
71
|
64
|
145
|
398
|
155
|
100
|
85
|
49
|
43
|
56
|
52
|
67
|
64
|
58
|
191
|
107
|
76
|
65
|
65
|
73
|
54
|
50
|
46
|
45
|
49
|
55
|
55
|
53
|
44
|
|
2025/04
|
78
|
81
|
66
|
98
|
78
|
84
|
81
|
90
|
105
|
86
|
105
|
292
|
122
|
82
|
59
|
99
|
122
|
95
|
67
|
66
|
63
|
207
|
119
|
70
|
66
|
67
|
56
|
47
|
53
|
113
|
|
|
2025/03
|
96
|
54
|
21
|
37
|
61
|
60
|
68
|
71
|
66
|
67
|
87
|
150
|
98
|
61
|
39
|
40
|
45
|
43
|
42
|
46
|
55
|
65
|
90
|
98
|
78
|
237
|
184
|
139
|
97
|
71
|
70
|
|
2025/02
|
130
|
114
|
40
|
40
|
41
|
63
|
84
|
38
|
55
|
72
|
88
|
86
|
73
|
69
|
66
|
76
|
80
|
86
|
88
|
86
|
108
|
107
|
62
|
69
|
75
|
65
|
71
|
82
|
|||
|
2025/01
|
98
|
73
|
103
|
110
|
85
|
60
|
52
|
51
|
50
|
71
|
69
|
73
|
84
|
66
|
40
|
64
|
78
|
90
|
89
|
103
|
111
|
166
|
147
|
89
|
40
|
74
|
54
|
70
|
152
|
136
|
164
|
|
2024/12
|
63
|
66
|
62
|
72
|
61
|
65
|
52
|
59
|
84
|
98
|
112
|
122
|
55
|
59
|
60
|
74
|
94
|
69
|
69
|
83
|
50
|
66
|
89
|
112
|
104
|
87
|
62
|
52
|
64
|
68
|
71
|
|
2024/11
|
91
|
62
|
73
|
54
|
65
|
72
|
88
|
94
|
80
|
112
|
124
|
140
|
72
|
56
|
51
|
41
|
24
|
33
|
41
|
50
|
58
|
69
|
104
|
104
|
38
|
49
|
71
|
65
|
45
|
48
|
|
|
2024/10
|
61
|
52
|
47
|
54
|
64
|
86
|
81
|
90
|
94
|
66
|
71
|
76
|
59
|
68
|
76
|
104
|
64
|
44
|
32
|
24
|
28
|
27
|
42
|
55
|
64
|
62
|
43
|
55
|
85
|
97
|
95
|
|
2024/09
|
49
|
39
|
35
|
43
|
34
|
37
|
37
|
42
|
41
|
46
|
40
|
33
|
42
|
40
|
47
|
39
|
40
|
39
|
27
|
34
|
30
|
46
|
50
|
60
|
75
|
92
|
90
|
63
|
39
|
27
|
|
|
2024/08
|
36
|
33
|
27
|
26
|
26
|
27
|
25
|
27
|
50
|
131
|
56
|
32
|
32
|
37
|
37
|
38
|
42
|
38
|
32
|
34
|
29
|
34
|
42
|
48
|
37
|
28
|
23
|
27
|
30
|
30
|
30
|
|
2024/07
|
25
|
36
|
43
|
37
|
23
|
29
|
32
|
22
|
26
|
43
|
43
|
43
|
50
|
48
|
29
|
26
|
20
|
19
|
18
|
17
|
29
|
23
|
35
|
51
|
75
|
58
|
37
|
47
|
29
|
19
|
33
|
|
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