Air Quality
Excellent
No health implications.
16
PM2.5
23
PM10
62
O3
0.5
CO
9
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
6 Nov
39
Excellent
Thu
7 Nov
36
Excellent
Fri
8 Nov
35
Excellent
Sat
9 Nov
33
Excellent
Sun
10 Nov
36
Excellent
Mon
11 Nov
37
Excellent
Tue
12 Nov
34
Excellent
Air quality in the last 12 months (Heqing)
|
2024/10
|
15
|
14
|
19
|
21
|
16
|
17
|
17
|
18
|
17
|
21
|
18
|
19
|
20
|
22
|
21
|
18
|
17
|
24
|
31
|
23
|
35
|
29
|
24
|
17
|
18
|
30
|
26
|
43
|
33
|
24
|
25
|
|
2024/09
|
18
|
19
|
20
|
17
|
15
|
20
|
27
|
27
|
21
|
14
|
18
|
17
|
23
|
26
|
23
|
23
|
20
|
21
|
26
|
26
|
29
|
26
|
25
|
29
|
28
|
21
|
21
|
16
|
16
|
19
|
|
|
2024/08
|
17
|
27
|
20
|
13
|
15
|
21
|
20
|
17
|
18
|
14
|
16
|
25
|
20
|
33
|
36
|
24
|
26
|
18
|
15
|
19
|
23
|
27
|
30
|
29
|
24
|
24
|
24
|
26
|
27
|
30
|
16
|
|
2024/07
|
12
|
18
|
15
|
15
|
14
|
17
|
16
|
15
|
14
|
14
|
18
|
13
|
21
|
20
|
18
|
18
|
21
|
20
|
21
|
23
|
16
|
20
|
15
|
18
|
16
|
19
|
23
|
26
|
21
|
16
|
19
|
|
2024/06
|
36
|
29
|
27
|
26
|
26
|
27
|
22
|
23
|
27
|
23
|
30
|
21
|
16
|
16
|
15
|
21
|
21
|
21
|
23
|
27
|
26
|
28
|
21
|
15
|
14
|
24
|
21
|
14
|
15
|
11
|
|
|
2024/05
|
37
|
31
|
31
|
46
|
48
|
32
|
32
|
32
|
28
|
25
|
30
|
26
|
30
|
27
|
27
|
29
|
28
|
35
|
34
|
18
|
27
|
26
|
19
|
28
|
22
|
17
|
15
|
17
|
18
|
32
|
35
|
|
2024/04
|
20
|
31
|
45
|
37
|
32
|
39
|
34
|
37
|
39
|
35
|
35
|
42
|
44
|
45
|
41
|
53
|
51
|
43
|
40
|
36
|
27
|
42
|
54
|
39
|
30
|
38
|
48
|
46
|
30
|
44
|
|
|
2024/03
|
26
|
25
|
24
|
27
|
25
|
25
|
23
|
26
|
19
|
24
|
33
|
43
|
48
|
44
|
44
|
40
|
43
|
38
|
42
|
41
|
37
|
25
|
19
|
25
|
22
|
33
|
24
|
26
|
30
|
31
|
28
|
|
2024/02
|
30
|
41
|
26
|
27
|
29
|
31
|
27
|
29
|
45
|
67
|
45
|
29
|
27
|
26
|
26
|
31
|
28
|
29
|
28
|
28
|
30
|
34
|
37
|
31
|
29
|
31
|
29
|
28
|
27
|
||
|
2024/01
|
26
|
27
|
27
|
23
|
26
|
27
|
29
|
27
|
29
|
38
|
46
|
42
|
47
|
38
|
38
|
49
|
28
|
29
|
30
|
34
|
39
|
32
|
35
|
37
|
32
|
26
|
27
|
25
|
26
|
27
|
25
|
|
2023/12
|
25
|
24
|
22
|
22
|
24
|
26
|
27
|
21
|
20
|
22
|
21
|
27
|
21
|
21
|
22
|
23
|
23
|
23
|
24
|
27
|
30
|
33
|
29
|
35
|
33
|
23
|
25
|
23
|
25
|
30
|
27
|
|
2023/11
|
23
|
22
|
26
|
23
|
22
|
24
|
23
|
25
|
24
|
24
|
26
|
26
|
25
|
21
|
23
|
25
|
28
|
19
|
19
|
22
|
21
|
24
|
26
|
24
|
23
|
26
|
25
|
28
|
26
|
31
|
|
|
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