Air Quality
Excellent
No health implications.
12
PM2.5
20
PM10
47
O3
0.6
CO
2
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Feb
49
Excellent
Sat
1 Mar
55
Good
Sun
2 Mar
62
Good
Mon
3 Mar
61
Good
Tue
4 Mar
54
Good
Wed
5 Mar
41
Excellent
Thu
6 Mar
37
Excellent
Air quality in the last 12 months (Jianhe)
|
2025/01
|
91
|
92
|
92
|
108
|
114
|
76
|
69
|
55
|
38
|
52
|
55
|
59
|
60
|
72
|
62
|
71
|
72
|
77
|
78
|
83
|
101
|
113
|
137
|
129
|
30
|
22
|
40
|
62
|
136
|
64
|
39
|
|
2024/12
|
54
|
71
|
76
|
96
|
27
|
26
|
30
|
49
|
48
|
15
|
25
|
58
|
69
|
52
|
46
|
48
|
68
|
69
|
78
|
92
|
99
|
87
|
89
|
77
|
81
|
87
|
78
|
88
|
84
|
96
|
67
|
|
2024/11
|
41
|
48
|
57
|
53
|
59
|
63
|
48
|
44
|
51
|
50
|
45
|
51
|
62
|
67
|
80
|
73
|
32
|
12
|
10
|
14
|
18
|
25
|
46
|
29
|
17
|
17
|
27
|
32
|
35
|
42
|
|
|
2024/10
|
11
|
20
|
38
|
35
|
39
|
49
|
49
|
33
|
32
|
37
|
53
|
68
|
69
|
29
|
29
|
28
|
25
|
24
|
13
|
16
|
22
|
16
|
18
|
21
|
25
|
32
|
32
|
35
|
39
|
38
|
46
|
|
2024/09
|
22
|
20
|
17
|
20
|
33
|
36
|
30
|
23
|
18
|
18
|
25
|
28
|
40
|
24
|
25
|
28
|
33
|
29
|
28
|
27
|
24
|
17
|
24
|
29
|
34
|
40
|
46
|
41
|
40
|
28
|
|
|
2024/08
|
10
|
12
|
11
|
11
|
16
|
19
|
20
|
20
|
20
|
22
|
22
|
34
|
37
|
34
|
34
|
31
|
30
|
28
|
25
|
22
|
18
|
15
|
12
|
11
|
13
|
18
|
17
|
22
|
24
|
27
|
24
|
|
2024/07
|
16
|
18
|
13
|
12
|
13
|
11
|
13
|
15
|
16
|
17
|
16
|
20
|
19
|
16
|
14
|
17
|
15
|
13
|
10
|
11
|
14
|
16
|
15
|
14
|
19
|
25
|
23
|
20
|
11
|
11
|
11
|
|
2024/06
|
23
|
22
|
14
|
10
|
12
|
14
|
17
|
14
|
11
|
11
|
14
|
16
|
19
|
17
|
22
|
23
|
12
|
8
|
19
|
28
|
21
|
18
|
11
|
14
|
12
|
10
|
12
|
14
|
11
|
13
|
|
|
2024/05
|
17
|
24
|
16
|
14
|
24
|
31
|
24
|
28
|
29
|
20
|
20
|
27
|
30
|
37
|
42
|
46
|
39
|
19
|
17
|
19
|
13
|
27
|
28
|
28
|
31
|
18
|
15
|
27
|
28
|
14
|
16
|
|
2024/04
|
43
|
53
|
32
|
18
|
15
|
16
|
20
|
23
|
29
|
36
|
38
|
34
|
42
|
49
|
57
|
49
|
24
|
22
|
22
|
22
|
35
|
48
|
31
|
33
|
29
|
26
|
23
|
29
|
42
|
15
|
|
|
2024/03
|
61
|
53
|
49
|
29
|
22
|
45
|
63
|
49
|
47
|
48
|
44
|
40
|
22
|
22
|
29
|
24
|
26
|
14
|
31
|
60
|
67
|
53
|
35
|
40
|
29
|
19
|
36
|
26
|
30
|
38
|
44
|
|
2024/02
|
26
|
15
|
14
|
19
|
25
|
24
|
37
|
53
|
69
|
186
|
82
|
48
|
47
|
52
|
51
|
40
|
45
|
38
|
47
|
48
|
23
|
21
|
22
|
22
|
23
|
30
|
46
|
43
|
44
|
||
|
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