Air Quality
Excellent
No health implications.
10
PM2.5
14
PM10
63
O3
0.5
CO
3
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Jul
43
Excellent
Thu
23 Jul
55
Good
Fri
24 Jul
55
Good
Sat
25 Jul
55
Good
Sun
26 Jul
56
Good
Mon
27 Jul
55
Good
Tue
28 Jul
31
Excellent
Air quality in the last 12 months (Longhui)
|
2026/06
|
43
|
47
|
44
|
27
|
35
|
50
|
39
|
25
|
27
|
36
|
41
|
46
|
33
|
22
|
31
|
41
|
50
|
35
|
14
|
18
|
23
|
25
|
19
|
19
|
23
|
31
|
38
|
47
|
50
|
36
|
|
|
2026/05
|
41
|
37
|
25
|
35
|
40
|
47
|
45
|
36
|
30
|
44
|
53
|
57
|
39
|
40
|
43
|
42
|
27
|
19
|
17
|
20
|
27
|
25
|
35
|
34
|
31
|
41
|
37
|
34
|
37
|
37
|
40
|
|
2026/04
|
31
|
45
|
22
|
45
|
64
|
36
|
43
|
52
|
68
|
54
|
23
|
27
|
35
|
24
|
27
|
20
|
31
|
38
|
48
|
35
|
17
|
18
|
27
|
41
|
57
|
56
|
59
|
33
|
29
|
33
|
|
|
2026/03
|
14
|
19
|
34
|
32
|
41
|
59
|
73
|
17
|
28
|
52
|
37
|
53
|
66
|
66
|
90
|
29
|
35
|
24
|
43
|
26
|
45
|
36
|
35
|
24
|
58
|
39
|
27
|
35
|
32
|
29
|
31
|
|
2026/02
|
63
|
63
|
75
|
102
|
123
|
79
|
94
|
64
|
67
|
59
|
65
|
77
|
67
|
69
|
63
|
22
|
70
|
84
|
61
|
47
|
63
|
68
|
64
|
38
|
54
|
40
|
19
|
24
|
|||
|
2026/01
|
26
|
54
|
67
|
74
|
46
|
61
|
70
|
73
|
75
|
117
|
123
|
125
|
111
|
98
|
114
|
146
|
125
|
146
|
36
|
25
|
52
|
62
|
73
|
76
|
76
|
36
|
89
|
104
|
73
|
25
|
45
|
|
2025/12
|
73
|
103
|
72
|
63
|
72
|
90
|
103
|
91
|
107
|
121
|
112
|
130
|
32
|
55
|
71
|
96
|
96
|
93
|
102
|
106
|
61
|
101
|
67
|
49
|
58
|
62
|
76
|
83
|
112
|
120
|
123
|
|
2025/11
|
46
|
32
|
22
|
26
|
38
|
35
|
46
|
13
|
8
|
10
|
34
|
50
|
37
|
49
|
54
|
68
|
56
|
26
|
33
|
44
|
49
|
55
|
69
|
62
|
55
|
61
|
82
|
74
|
71
|
83
|
|
|
2025/10
|
63
|
45
|
41
|
55
|
60
|
30
|
30
|
51
|
52
|
45
|
47
|
66
|
67
|
36
|
48
|
48
|
44
|
14
|
9
|
9
|
12
|
28
|
38
|
43
|
60
|
54
|
47
|
60
|
72
|
82
|
52
|
|
2025/09
|
43
|
38
|
35
|
36
|
46
|
50
|
47
|
44
|
24
|
27
|
26
|
24
|
31
|
32
|
44
|
43
|
33
|
40
|
41
|
19
|
34
|
24
|
21
|
14
|
13
|
25
|
38
|
47
|
51
|
53
|
|
|
2025/08
|
42
|
46
|
38
|
32
|
35
|
25
|
15
|
23
|
30
|
33
|
37
|
44
|
43
|
25
|
13
|
25
|
33
|
36
|
19
|
20
|
20
|
23
|
32
|
32
|
33
|
35
|
43
|
33
|
36
|
33
|
33
|
|
2025/07
|
20
|
15
|
24
|
30
|
36
|
48
|
46
|
44
|
44
|
30
|
31
|
37
|
35
|
32
|
28
|
29
|
31
|
34
|
35
|
30
|
15
|
12
|
16
|
26
|
29
|
37
|
36
|
26
|
33
|
29
|
30
|
|
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