Air Quality
Excellent
No health implications.
7
PM2.5
20
PM10
53
O3
0.5
CO
3
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Sep
61
Good
Fri
19 Sep
62
Good
Sat
20 Sep
60
Good
Sun
21 Sep
61
Good
Mon
22 Sep
59
Good
Tue
23 Sep
61
Good
Wed
24 Sep
32
Excellent
Jiexi Air quality rank
Air quality in the last 12 months (Jiexi)
|
2025/08
|
26
|
21
|
19
|
14
|
11
|
26
|
29
|
32
|
35
|
17
|
16
|
21
|
33
|
12
|
22
|
28
|
22
|
16
|
16
|
27
|
29
|
36
|
31
|
20
|
29
|
23
|
21
|
28
|
27
|
22
|
27
|
|
2025/07
|
18
|
28
|
30
|
36
|
19
|
23
|
34
|
31
|
27
|
16
|
12
|
29
|
37
|
34
|
34
|
35
|
39
|
24
|
22
|
17
|
16
|
12
|
22
|
28
|
26
|
30
|
31
|
23
|
24
|
29
|
22
|
|
2025/06
|
36
|
26
|
19
|
24
|
37
|
32
|
36
|
25
|
28
|
26
|
18
|
20
|
18
|
26
|
24
|
21
|
13
|
22
|
18
|
16
|
16
|
17
|
18
|
17
|
19
|
17
|
24
|
27
|
17
|
16
|
|
|
2025/05
|
46
|
55
|
57
|
46
|
36
|
26
|
31
|
52
|
42
|
32
|
29
|
39
|
42
|
38
|
29
|
24
|
23
|
23
|
22
|
22
|
21
|
25
|
22
|
22
|
37
|
39
|
46
|
36
|
23
|
20
|
33
|
|
2025/04
|
16
|
36
|
55
|
60
|
39
|
53
|
64
|
70
|
60
|
39
|
47
|
50
|
135
|
111
|
106
|
88
|
68
|
60
|
35
|
40
|
32
|
34
|
37
|
30
|
17
|
22
|
49
|
44
|
39
|
61
|
|
|
2025/03
|
62
|
43
|
38
|
30
|
20
|
14
|
19
|
28
|
41
|
51
|
53
|
56
|
44
|
34
|
33
|
12
|
49
|
48
|
49
|
56
|
58
|
57
|
63
|
67
|
64
|
53
|
40
|
43
|
20
|
9
|
9
|
|
2025/02
|
56
|
36
|
19
|
27
|
53
|
46
|
25
|
49
|
46
|
45
|
54
|
77
|
65
|
60
|
56
|
75
|
60
|
61
|
37
|
45
|
40
|
30
|
23
|
27
|
55
|
59
|
66
|
70
|
|||
|
2025/01
|
65
|
72
|
63
|
58
|
64
|
67
|
64
|
66
|
65
|
54
|
46
|
42
|
57
|
59
|
65
|
81
|
58
|
55
|
72
|
62
|
59
|
62
|
70
|
43
|
34
|
27
|
27
|
55
|
108
|
62
|
61
|
|
2024/12
|
62
|
65
|
63
|
53
|
55
|
62
|
50
|
35
|
48
|
46
|
52
|
32
|
31
|
61
|
48
|
50
|
63
|
57
|
53
|
57
|
52
|
59
|
74
|
55
|
55
|
58
|
67
|
74
|
68
|
73
|
75
|
|
2024/11
|
26
|
20
|
38
|
51
|
46
|
47
|
43
|
39
|
44
|
49
|
57
|
44
|
32
|
28
|
42
|
30
|
28
|
28
|
18
|
12
|
15
|
27
|
35
|
45
|
34
|
18
|
30
|
34
|
40
|
54
|
|
|
2024/10
|
24
|
24
|
32
|
28
|
32
|
41
|
37
|
38
|
33
|
40
|
48
|
50
|
43
|
41
|
40
|
36
|
34
|
43
|
49
|
25
|
33
|
36
|
26
|
35
|
42
|
44
|
48
|
23
|
25
|
40
|
36
|
|
2024/09
|
29
|
39
|
41
|
30
|
27
|
15
|
18
|
16
|
23
|
31
|
38
|
46
|
40
|
33
|
28
|
29
|
31
|
33
|
34
|
25
|
15
|
19
|
11
|
16
|
25
|
29
|
38
|
26
|
34
|
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