Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
37
PM2.5
59
*
PM10
23
O3
0.8
CO
8
SO2
38
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
4 Apr
61
Good
Sat
5 Apr
60
Good
Sun
6 Apr
61
Good
Mon
7 Apr
71
Good
Tue
8 Apr
80
Good
Wed
9 Apr
22
Excellent
Thu
10 Apr
18
Excellent
Air quality in the last 12 months (Huanren)
|
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
|
|
2024/11
|
68
|
86
|
63
|
17
|
23
|
22
|
36
|
50
|
52
|
39
|
37
|
29
|
39
|
47
|
30
|
28
|
17
|
20
|
29
|
51
|
53
|
26
|
30
|
49
|
49
|
25
|
22
|
37
|
42
|
47
|
|
|
2024/10
|
11
|
18
|
26
|
30
|
33
|
47
|
24
|
31
|
33
|
33
|
30
|
48
|
48
|
33
|
14
|
33
|
54
|
48
|
19
|
27
|
20
|
28
|
23
|
36
|
46
|
58
|
45
|
26
|
58
|
54
|
62
|
|
2024/09
|
19
|
11
|
21
|
22
|
15
|
18
|
23
|
24
|
31
|
23
|
15
|
22
|
21
|
19
|
16
|
25
|
20
|
22
|
32
|
17
|
8
|
15
|
23
|
24
|
30
|
16
|
30
|
28
|
27
|
29
|
|
|
2024/08
|
12
|
15
|
17
|
21
|
14
|
17
|
17
|
25
|
35
|
24
|
20
|
18
|
25
|
29
|
29
|
28
|
31
|
32
|
24
|
21
|
16
|
13
|
15
|
25
|
32
|
23
|
21
|
22
|
25
|
28
|
22
|
|
2024/07
|
21
|
27
|
14
|
30
|
33
|
15
|
17
|
23
|
42
|
41
|
51
|
49
|
47
|
47
|
44
|
23
|
9
|
17
|
25
|
14
|
15
|
14
|
14
|
10
|
9
|
8
|
7
|
8
|
14
|
26
|
15
|
|
2024/06
|
16
|
12
|
23
|
25
|
26
|
21
|
19
|
15
|
19
|
24
|
30
|
22
|
21
|
13
|
16
|
20
|
28
|
36
|
36
|
25
|
26
|
20
|
28
|
13
|
14
|
23
|
26
|
26
|
16
|
22
|
|
|
2024/05
|
29
|
46
|
47
|
41
|
21
|
14
|
26
|
27
|
57
|
50
|
50
|
41
|
30
|
44
|
18
|
21
|
31
|
35
|
19
|
11
|
15
|
21
|
15
|
22
|
20
|
11
|
11
|
19
|
29
|
20
|
13
|
|
2024/04
|
48
|
48
|
46
|
62
|
54
|
65
|
66
|
79
|
70
|
94
|
31
|
33
|
24
|
29
|
46
|
128
|
98
|
61
|
65
|
88
|
55
|
34
|
33
|
19
|
33
|
42
|
47
|
23
|
26
|
28
|
|
|
2024/03
|
36
|
46
|
34
|
40
|
40
|
28
|
36
|
35
|
36
|
47
|
33
|
38
|
53
|
62
|
70
|
57
|
66
|
44
|
41
|
36
|
48
|
46
|
44
|
51
|
40
|
43
|
43
|
70
|
88
|
59
|
62
|
|
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