Air Quality
Excellent
No health implications.
17
PM2.5
27
PM10
91
O3
0.6
CO
20
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Jul
51
Good
Wed
30 Jul
54
Good
Thu
31 Jul
50
Excellent
Fri
1 Aug
46
Excellent
Sat
2 Aug
45
Excellent
Sun
3 Aug
44
Excellent
Mon
4 Aug
33
Excellent
Air quality in the last 12 months (Longli)
|
2025/06
|
24
|
16
|
27
|
29
|
32
|
36
|
43
|
49
|
47
|
34
|
30
|
33
|
28
|
22
|
34
|
32
|
22
|
22
|
18
|
26
|
32
|
23
|
26
|
15
|
18
|
16
|
20
|
17
|
19
|
15
|
|
|
2025/05
|
48
|
56
|
43
|
24
|
35
|
33
|
23
|
32
|
33
|
23
|
46
|
37
|
35
|
43
|
46
|
39
|
38
|
46
|
58
|
26
|
28
|
31
|
39
|
58
|
38
|
25
|
13
|
15
|
23
|
25
|
20
|
|
2025/04
|
42
|
50
|
59
|
69
|
59
|
63
|
69
|
60
|
67
|
54
|
59
|
144
|
277
|
102
|
75
|
70
|
70
|
58
|
31
|
34
|
43
|
28
|
43
|
26
|
44
|
31
|
24
|
35
|
42
|
20
|
|
|
2025/03
|
40
|
41
|
68
|
34
|
20
|
28
|
32
|
40
|
20
|
25
|
39
|
54
|
25
|
25
|
23
|
30
|
43
|
34
|
37
|
51
|
58
|
62
|
65
|
58
|
61
|
67
|
70
|
84
|
20
|
23
|
42
|
|
2025/02
|
20
|
15
|
33
|
37
|
42
|
17
|
24
|
52
|
60
|
42
|
30
|
35
|
39
|
15
|
25
|
33
|
26
|
28
|
16
|
15
|
18
|
13
|
19
|
23
|
27
|
38
|
26
|
32
|
|||
|
2025/01
|
71
|
73
|
73
|
85
|
79
|
71
|
71
|
38
|
22
|
41
|
57
|
58
|
52
|
69
|
68
|
73
|
63
|
68
|
65
|
74
|
78
|
82
|
74
|
59
|
19
|
21
|
46
|
44
|
67
|
45
|
40
|
|
2024/12
|
55
|
70
|
57
|
42
|
21
|
14
|
15
|
46
|
18
|
11
|
20
|
39
|
49
|
61
|
66
|
60
|
64
|
56
|
69
|
85
|
109
|
94
|
79
|
82
|
79
|
51
|
54
|
70
|
67
|
54
|
52
|
|
2024/11
|
55
|
36
|
49
|
63
|
56
|
58
|
47
|
47
|
39
|
40
|
37
|
36
|
39
|
48
|
52
|
49
|
45
|
16
|
14
|
16
|
15
|
24
|
29
|
27
|
18
|
23
|
34
|
36
|
36
|
39
|
|
|
2024/10
|
6
|
13
|
35
|
38
|
37
|
56
|
37
|
26
|
34
|
47
|
52
|
50
|
33
|
20
|
26
|
26
|
18
|
25
|
19
|
13
|
23
|
16
|
25
|
21
|
21
|
31
|
53
|
44
|
30
|
33
|
41
|
|
2024/09
|
18
|
14
|
10
|
15
|
28
|
32
|
22
|
11
|
10
|
17
|
17
|
24
|
29
|
29
|
20
|
27
|
17
|
20
|
25
|
29
|
22
|
16
|
29
|
32
|
37
|
41
|
40
|
35
|
18
|
11
|
|
|
2024/08
|
7
|
8
|
11
|
10
|
15
|
15
|
16
|
17
|
19
|
16
|
23
|
42
|
45
|
34
|
30
|
29
|
21
|
20
|
32
|
28
|
20
|
13
|
10
|
10
|
9
|
15
|
17
|
21
|
28
|
25
|
17
|
|
2024/07
|
14
|
21
|
9
|
9
|
10
|
10
|
12
|
12
|
15
|
14
|
13
|
12
|
13
|
11
|
10
|
11
|
11
|
11
|
7
|
10
|
8
|
12
|
12
|
10
|
21
|
30
|
23
|
22
|
10
|
9
|
9
|
|
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