Air Quality
Excellent
No health implications.
4
PM2.5
10
PM10
41
O3
0.5
CO
5
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Jul
54
Good
Thu
23 Jul
53
Good
Fri
24 Jul
50
Excellent
Sat
25 Jul
57
Good
Sun
26 Jul
55
Good
Mon
27 Jul
53
Good
Tue
28 Jul
19
Excellent
Air quality in the last 12 months (Longzihu)
|
2026/06
|
74
|
97
|
123
|
75
|
55
|
54
|
60
|
45
|
70
|
75
|
84
|
74
|
43
|
51
|
30
|
26
|
36
|
53
|
37
|
25
|
46
|
30
|
24
|
25
|
39
|
61
|
46
|
61
|
90
|
48
|
|
|
2026/05
|
43
|
42
|
43
|
38
|
39
|
42
|
43
|
40
|
46
|
51
|
50
|
65
|
73
|
68
|
48
|
50
|
42
|
45
|
32
|
25
|
38
|
47
|
45
|
28
|
38
|
20
|
26
|
54
|
54
|
68
|
77
|
|
2026/04
|
92
|
69
|
59
|
58
|
77
|
75
|
56
|
42
|
50
|
56
|
65
|
52
|
25
|
43
|
55
|
64
|
62
|
61
|
53
|
61
|
58
|
23
|
33
|
45
|
50
|
50
|
52
|
46
|
41
|
50
|
|
|
2026/03
|
41
|
37
|
90
|
59
|
55
|
90
|
54
|
54
|
111
|
89
|
83
|
96
|
100
|
112
|
83
|
91
|
81
|
84
|
116
|
123
|
119
|
79
|
100
|
87
|
81
|
95
|
101
|
74
|
65
|
83
|
114
|
|
2026/02
|
75
|
100
|
120
|
91
|
119
|
74
|
52
|
52
|
43
|
73
|
106
|
87
|
77
|
79
|
102
|
49
|
126
|
88
|
75
|
69
|
45
|
219
|
118
|
25
|
52
|
37
|
29
|
41
|
|||
|
2026/01
|
51
|
60
|
71
|
77
|
162
|
118
|
59
|
81
|
70
|
108
|
67
|
71
|
91
|
106
|
106
|
109
|
107
|
63
|
34
|
40
|
52
|
66
|
78
|
113
|
100
|
29
|
87
|
87
|
69
|
40
|
55
|
|
2025/12
|
125
|
65
|
60
|
63
|
83
|
93
|
115
|
108
|
69
|
88
|
141
|
36
|
58
|
84
|
67
|
75
|
130
|
121
|
126
|
159
|
59
|
37
|
55
|
83
|
72
|
53
|
68
|
74
|
113
|
128
|
38
|
|
2025/11
|
126
|
103
|
43
|
59
|
70
|
48
|
40
|
22
|
102
|
78
|
44
|
49
|
121
|
169
|
114
|
115
|
39
|
51
|
62
|
70
|
110
|
107
|
106
|
123
|
85
|
86
|
315
|
130
|
85
|
109
|
|
|
2025/10
|
25
|
32
|
15
|
38
|
50
|
60
|
48
|
41
|
36
|
61
|
58
|
58
|
20
|
40
|
34
|
27
|
20
|
25
|
30
|
27
|
25
|
34
|
46
|
53
|
72
|
89
|
84
|
54
|
55
|
50
|
100
|
|
2025/09
|
28
|
20
|
27
|
38
|
37
|
38
|
47
|
31
|
14
|
22
|
26
|
22
|
19
|
24
|
24
|
35
|
15
|
16
|
17
|
23
|
42
|
26
|
43
|
11
|
31
|
28
|
33
|
31
|
32
|
39
|
|
|
2025/08
|
11
|
8
|
17
|
28
|
29
|
35
|
23
|
21
|
25
|
12
|
10
|
16
|
20
|
28
|
24
|
27
|
31
|
32
|
31
|
22
|
28
|
27
|
21
|
19
|
16
|
10
|
27
|
33
|
24
|
18
|
14
|
|
2025/07
|
19
|
17
|
21
|
27
|
40
|
35
|
40
|
23
|
14
|
35
|
43
|
29
|
28
|
30
|
33
|
30
|
22
|
35
|
27
|
19
|
17
|
13
|
19
|
20
|
25
|
20
|
19
|
15
|
22
|
17
|
13
|
|
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