Air Quality
Excellent
No health implications.
3
PM2.5
12
PM10
55
O3
0.4
CO
9
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Oct
39
Excellent
Thu
22 Oct
45
Excellent
Fri
23 Oct
55
Good
Sat
24 Oct
60
Good
Sun
25 Oct
52
Good
Mon
26 Oct
53
Good
Tue
27 Oct
44
Excellent
Air quality in the last 12 months (Huanren)
|
2026/08
|
31
|
28
|
29
|
31
|
30
|
32
|
33
|
21
|
26
|
23
|
25
|
30
|
19
|
20
|
21
|
19
|
21
|
22
|
26
|
24
|
29
|
28
|
17
|
20
|
21
|
24
|
27
|
28
|
21
|
25
|
30
|
|
2026/07
|
32
|
26
|
29
|
31
|
30
|
27
|
24
|
19
|
27
|
25
|
13
|
19
|
15
|
15
|
23
|
33
|
33
|
29
|
22
|
28
|
39
|
30
|
29
|
25
|
18
|
21
|
25
|
28
|
26
|
24
|
27
|
|
2026/06
|
46
|
40
|
37
|
24
|
19
|
24
|
20
|
21
|
27
|
22
|
23
|
29
|
39
|
46
|
43
|
40
|
31
|
27
|
29
|
25
|
25
|
29
|
29
|
31
|
27
|
38
|
36
|
34
|
32
|
31
|
|
|
2026/05
|
48
|
38
|
26
|
25
|
40
|
35
|
24
|
26
|
43
|
39
|
37
|
42
|
36
|
40
|
44
|
43
|
34
|
31
|
25
|
29
|
27
|
27
|
31
|
28
|
32
|
35
|
23
|
32
|
31
|
40
|
57
|
|
2026/04
|
66
|
72
|
58
|
28
|
34
|
38
|
33
|
38
|
35
|
44
|
38
|
51
|
74
|
177
|
110
|
55
|
44
|
43
|
62
|
76
|
74
|
48
|
40
|
53
|
53
|
30
|
33
|
28
|
33
|
40
|
|
|
2026/03
|
59
|
73
|
93
|
58
|
45
|
36
|
39
|
51
|
63
|
58
|
56
|
54
|
47
|
87
|
248
|
117
|
88
|
52
|
45
|
47
|
59
|
68
|
84
|
76
|
82
|
74
|
62
|
70
|
58
|
31
|
39
|
|
2026/02
|
67
|
68
|
66
|
96
|
110
|
55
|
47
|
52
|
59
|
74
|
88
|
70
|
107
|
113
|
44
|
84
|
265
|
50
|
48
|
54
|
67
|
86
|
43
|
47
|
64
|
71
|
56
|
66
|
|||
|
2026/01
|
56
|
54
|
68
|
70
|
59
|
58
|
48
|
51
|
51
|
44
|
37
|
42
|
25
|
52
|
57
|
57
|
44
|
42
|
36
|
57
|
55
|
55
|
56
|
49
|
55
|
58
|
57
|
55
|
53
|
59
|
66
|
|
2025/12
|
44
|
29
|
29
|
43
|
42
|
57
|
75
|
32
|
51
|
76
|
41
|
63
|
54
|
53
|
57
|
61
|
55
|
48
|
26
|
30
|
35
|
45
|
35
|
41
|
29
|
51
|
61
|
72
|
38
|
39
|
44
|
|
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
|
|
|
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