Air Quality
Excellent
No health implications.
20
PM2.5
32
PM10
64
O3
0.7
CO
5
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Feb
80
Good
Tue
17 Feb
105
Light
Wed
18 Feb
76
Good
Thu
19 Feb
66
Good
Fri
20 Feb
60
Good
Sat
21 Feb
66
Good
Sun
22 Feb
41
Excellent
Air quality in the last 12 months (Renhua)
|
2026/01
|
42
|
20
|
37
|
52
|
35
|
43
|
37
|
40
|
45
|
45
|
50
|
60
|
68
|
65
|
76
|
80
|
91
|
84
|
79
|
23
|
22
|
27
|
44
|
51
|
69
|
76
|
48
|
35
|
45
|
56
|
20
|
|
2025/12
|
72
|
79
|
78
|
62
|
64
|
65
|
64
|
62
|
68
|
75
|
72
|
78
|
18
|
27
|
40
|
47
|
50
|
60
|
60
|
51
|
88
|
79
|
68
|
38
|
24
|
42
|
44
|
48
|
51
|
55
|
65
|
|
2025/11
|
33
|
39
|
22
|
10
|
15
|
20
|
36
|
35
|
14
|
13
|
19
|
26
|
22
|
35
|
42
|
45
|
59
|
22
|
26
|
32
|
35
|
46
|
56
|
55
|
45
|
59
|
56
|
64
|
63
|
61
|
|
|
2025/10
|
47
|
33
|
33
|
40
|
22
|
17
|
27
|
35
|
44
|
53
|
52
|
43
|
35
|
28
|
40
|
38
|
45
|
41
|
17
|
10
|
10
|
15
|
30
|
38
|
43
|
64
|
64
|
61
|
63
|
72
|
44
|
|
2025/09
|
30
|
33
|
37
|
38
|
38
|
35
|
38
|
15
|
13
|
21
|
20
|
23
|
32
|
34
|
42
|
24
|
31
|
38
|
31
|
16
|
16
|
22
|
23
|
15
|
15
|
21
|
34
|
38
|
40
|
46
|
|
|
2025/08
|
33
|
20
|
20
|
24
|
17
|
11
|
21
|
25
|
31
|
36
|
35
|
35
|
37
|
22
|
15
|
24
|
29
|
19
|
23
|
20
|
24
|
23
|
25
|
20
|
15
|
19
|
27
|
34
|
24
|
27
|
29
|
|
2025/07
|
17
|
22
|
32
|
39
|
40
|
37
|
36
|
41
|
41
|
23
|
16
|
19
|
28
|
32
|
32
|
35
|
42
|
33
|
26
|
20
|
13
|
14
|
20
|
23
|
24
|
31
|
29
|
25
|
20
|
25
|
23
|
|
2025/06
|
26
|
24
|
19
|
29
|
33
|
33
|
32
|
26
|
25
|
32
|
22
|
20
|
26
|
17
|
13
|
29
|
10
|
12
|
17
|
15
|
17
|
17
|
21
|
26
|
29
|
22
|
19
|
17
|
21
|
19
|
|
|
2025/05
|
54
|
49
|
44
|
34
|
21
|
27
|
37
|
31
|
22
|
39
|
34
|
42
|
43
|
44
|
34
|
27
|
17
|
14
|
18
|
22
|
23
|
23
|
24
|
31
|
56
|
49
|
50
|
42
|
11
|
25
|
28
|
|
2025/04
|
35
|
46
|
51
|
66
|
68
|
65
|
61
|
71
|
84
|
40
|
50
|
87
|
183
|
119
|
82
|
73
|
75
|
63
|
27
|
26
|
36
|
33
|
26
|
22
|
18
|
26
|
32
|
26
|
47
|
55
|
|
|
2025/03
|
40
|
32
|
31
|
15
|
13
|
14
|
35
|
36
|
41
|
55
|
54
|
48
|
36
|
34
|
12
|
22
|
46
|
36
|
39
|
47
|
48
|
55
|
68
|
83
|
87
|
69
|
47
|
61
|
20
|
9
|
16
|
|
2025/02
|
49
|
14
|
14
|
37
|
54
|
51
|
29
|
54
|
31
|
39
|
56
|
62
|
57
|
73
|
84
|
54
|
30
|
38
|
44
|
41
|
14
|
25
|
12
|
41
|
60
|
77
|
80
|
55
|
|||
|
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