Air Quality
Excellent
No health implications.
18
PM2.5
28
PM10
65
O3
0.4
CO
3
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Apr
50
Excellent
Sun
27 Apr
43
Excellent
Mon
28 Apr
49
Excellent
Tue
29 Apr
51
Good
Wed
30 Apr
67
Good
Thu
1 May
79
Good
Fri
2 May
19
Excellent
Air quality in the last 12 months (Jianhe)
|
2025/02
|
19
|
13
|
38
|
54
|
59
|
45
|
34
|
57
|
53
|
48
|
51
|
55
|
61
|
35
|
31
|
38
|
28
|
28
|
25
|
23
|
51
|
23
|
30
|
69
|
31
|
36
|
32
|
32
|
|||
|
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
|
|
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