Air Quality
Excellent
No health implications.
9
PM2.5
17
PM10
37
O3
0.5
CO
6
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Sep
61
Good
Mon
8 Sep
51
Good
Tue
9 Sep
52
Good
Wed
10 Sep
55
Good
Thu
11 Sep
52
Good
Fri
12 Sep
39
Excellent
Sat
13 Sep
27
Excellent
Air quality in the last 12 months (Heping)
|
2025/08
|
23
|
27
|
20
|
15
|
14
|
24
|
30
|
35
|
28
|
20
|
16
|
27
|
26
|
11
|
19
|
26
|
29
|
21
|
18
|
19
|
27
|
21
|
27
|
23
|
28
|
18
|
20
|
26
|
27
|
28
|
34
|
|
2025/07
|
28
|
26
|
34
|
38
|
17
|
23
|
33
|
37
|
36
|
14
|
10
|
23
|
34
|
26
|
30
|
36
|
40
|
29
|
17
|
14
|
11
|
12
|
18
|
22
|
21
|
22
|
25
|
21
|
23
|
20
|
17
|
|
2025/06
|
35
|
25
|
14
|
28
|
38
|
40
|
37
|
42
|
30
|
31
|
32
|
28
|
19
|
18
|
17
|
21
|
19
|
26
|
24
|
15
|
18
|
21
|
25
|
25
|
23
|
17
|
21
|
21
|
22
|
24
|
|
|
2025/05
|
61
|
53
|
51
|
52
|
36
|
34
|
34
|
60
|
37
|
30
|
31
|
42
|
47
|
44
|
34
|
23
|
22
|
30
|
25
|
27
|
28
|
34
|
32
|
24
|
47
|
49
|
44
|
41
|
12
|
22
|
42
|
|
2025/04
|
21
|
42
|
53
|
61
|
45
|
52
|
60
|
68
|
87
|
64
|
52
|
53
|
142
|
97
|
94
|
85
|
66
|
61
|
46
|
45
|
45
|
39
|
36
|
36
|
23
|
19
|
39
|
44
|
47
|
62
|
|
|
2025/03
|
61
|
41
|
35
|
25
|
13
|
13
|
21
|
34
|
42
|
49
|
55
|
49
|
34
|
36
|
37
|
10
|
50
|
49
|
49
|
56
|
55
|
57
|
64
|
73
|
81
|
60
|
44
|
56
|
20
|
10
|
9
|
|
2025/02
|
54
|
29
|
15
|
29
|
53
|
56
|
18
|
50
|
44
|
41
|
48
|
54
|
48
|
44
|
52
|
67
|
48
|
56
|
36
|
43
|
26
|
23
|
21
|
32
|
48
|
66
|
76
|
64
|
|||
|
2025/01
|
69
|
70
|
68
|
54
|
63
|
66
|
65
|
69
|
66
|
59
|
51
|
50
|
61
|
59
|
69
|
84
|
64
|
58
|
59
|
59
|
63
|
66
|
66
|
47
|
37
|
25
|
23
|
46
|
128
|
52
|
45
|
|
2024/12
|
64
|
65
|
51
|
46
|
54
|
52
|
45
|
34
|
42
|
45
|
44
|
29
|
25
|
48
|
55
|
54
|
61
|
60
|
56
|
50
|
50
|
64
|
74
|
51
|
57
|
61
|
70
|
76
|
69
|
66
|
68
|
|
2024/11
|
19
|
21
|
39
|
48
|
46
|
43
|
34
|
35
|
50
|
50
|
46
|
35
|
29
|
35
|
42
|
25
|
28
|
18
|
17
|
14
|
17
|
24
|
31
|
35
|
28
|
16
|
28
|
30
|
39
|
55
|
|
|
2024/10
|
18
|
14
|
24
|
25
|
24
|
30
|
29
|
23
|
29
|
38
|
48
|
49
|
45
|
46
|
45
|
37
|
38
|
47
|
44
|
22
|
30
|
36
|
33
|
36
|
33
|
35
|
43
|
17
|
31
|
42
|
25
|
|
2024/09
|
34
|
41
|
45
|
30
|
27
|
17
|
15
|
19
|
19
|
30
|
45
|
51
|
30
|
38
|
27
|
26
|
25
|
20
|
36
|
22
|
21
|
12
|
13
|
18
|
20
|
29
|
25
|
21
|
26
|
18
|
|
|
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