Air Quality
Excellent
No health implications.
7
PM2.5
27
PM10
46
O3
0.5
CO
8
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Dec
64
Good
Tue
9 Dec
55
Good
Wed
10 Dec
62
Good
Thu
11 Dec
49
Excellent
Fri
12 Dec
60
Good
Sat
13 Dec
60
Good
Sun
14 Dec
28
Excellent
Huanren Air quality rank
Air quality in the last 12 months (Huanren)
|
2025/11
|
40
|
25
|
32
|
48
|
56
|
70
|
75
|
65
|
38
|
28
|
45
|
57
|
40
|
51
|
55
|
45
|
41
|
47
|
52
|
53
|
55
|
53
|
73
|
128
|
179
|
110
|
41
|
44
|
46
|
52
|
|
|
2025/10
|
35
|
41
|
39
|
35
|
34
|
17
|
19
|
29
|
25
|
24
|
17
|
37
|
32
|
52
|
49
|
55
|
41
|
19
|
26
|
34
|
40
|
44
|
51
|
56
|
61
|
52
|
48
|
65
|
43
|
33
|
36
|
|
2025/09
|
19
|
40
|
30
|
29
|
28
|
20
|
22
|
31
|
28
|
35
|
41
|
42
|
45
|
33
|
27
|
29
|
21
|
23
|
19
|
19
|
38
|
29
|
33
|
13
|
27
|
31
|
31
|
24
|
37
|
37
|
|
|
2025/08
|
31
|
23
|
22
|
16
|
17
|
13
|
16
|
28
|
26
|
20
|
29
|
33
|
29
|
19
|
28
|
9
|
14
|
17
|
19
|
11
|
19
|
17
|
21
|
18
|
13
|
15
|
25
|
18
|
18
|
25
|
10
|
|
2025/07
|
10
|
9
|
9
|
11
|
16
|
15
|
27
|
31
|
35
|
41
|
38
|
34
|
30
|
19
|
15
|
12
|
12
|
16
|
16
|
12
|
16
|
15
|
11
|
18
|
22
|
25
|
31
|
30
|
26
|
22
|
34
|
|
2025/06
|
56
|
48
|
26
|
18
|
38
|
33
|
24
|
26
|
31
|
19
|
24
|
32
|
28
|
34
|
26
|
15
|
17
|
27
|
31
|
19
|
19
|
32
|
33
|
43
|
37
|
37
|
30
|
20
|
20
|
10
|
|
|
2025/05
|
19
|
22
|
24
|
23
|
32
|
30
|
38
|
44
|
56
|
26
|
32
|
44
|
50
|
33
|
23
|
24
|
18
|
24
|
30
|
56
|
36
|
60
|
35
|
36
|
31
|
32
|
36
|
36
|
46
|
51
|
54
|
|
2025/04
|
61
|
47
|
45
|
49
|
17
|
35
|
47
|
57
|
57
|
54
|
48
|
30
|
15
|
19
|
32
|
40
|
57
|
38
|
21
|
29
|
36
|
21
|
39
|
63
|
60
|
51
|
57
|
54
|
63
|
55
|
|
|
2025/03
|
69
|
31
|
20
|
33
|
46
|
56
|
51
|
53
|
57
|
59
|
47
|
64
|
46
|
34
|
40
|
41
|
62
|
56
|
56
|
51
|
60
|
78
|
97
|
69
|
87
|
101
|
45
|
29
|
29
|
32
|
49
|
|
2025/02
|
71
|
65
|
31
|
34
|
35
|
48
|
39
|
35
|
43
|
54
|
63
|
82
|
81
|
68
|
79
|
49
|
31
|
31
|
39
|
42
|
43
|
39
|
41
|
45
|
61
|
64
|
67
|
69
|
|||
|
2025/01
|
53
|
40
|
53
|
53
|
85
|
67
|
61
|
29
|
32
|
48
|
69
|
69
|
71
|
53
|
39
|
38
|
51
|
54
|
61
|
68
|
74
|
53
|
66
|
58
|
55
|
62
|
72
|
60
|
79
|
63
|
69
|
|
2024/12
|
52
|
16
|
37
|
39
|
43
|
31
|
38
|
50
|
61
|
75
|
51
|
44
|
55
|
52
|
40
|
39
|
38
|
35
|
51
|
67
|
46
|
48
|
63
|
56
|
68
|
41
|
45
|
57
|
50
|
47
|
37
|
|
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