Air Quality
Excellent
No health implications.
5
PM2.5
15
PM10
20
O3
0.7
CO
6
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Jun
60
Good
Tue
23 Jun
59
Good
Wed
24 Jun
67
Good
Thu
25 Jun
60
Good
Fri
26 Jun
72
Good
Sat
27 Jun
79
Good
Sun
28 Jun
15
Excellent
Air quality in the last 12 months (Longquanyi)
|
2026/05
|
46
|
39
|
31
|
37
|
49
|
74
|
53
|
40
|
45
|
50
|
47
|
52
|
51
|
76
|
43
|
26
|
44
|
27
|
37
|
40
|
39
|
52
|
35
|
31
|
31
|
33
|
39
|
46
|
42
|
46
|
50
|
|
2026/04
|
29
|
28
|
50
|
67
|
73
|
43
|
27
|
26
|
40
|
40
|
30
|
35
|
35
|
29
|
34
|
37
|
32
|
43
|
87
|
127
|
19
|
33
|
42
|
41
|
63
|
52
|
52
|
28
|
27
|
42
|
|
|
2026/03
|
20
|
25
|
32
|
30
|
50
|
54
|
47
|
35
|
28
|
33
|
52
|
48
|
46
|
23
|
49
|
26
|
21
|
42
|
46
|
50
|
49
|
48
|
44
|
49
|
47
|
35
|
40
|
38
|
40
|
26
|
25
|
|
2026/02
|
75
|
65
|
82
|
95
|
91
|
73
|
63
|
49
|
47
|
61
|
53
|
64
|
69
|
78
|
92
|
45
|
71
|
79
|
69
|
65
|
70
|
82
|
85
|
62
|
56
|
45
|
50
|
43
|
|||
|
2026/01
|
37
|
33
|
11
|
31
|
53
|
48
|
47
|
53
|
80
|
114
|
152
|
160
|
123
|
123
|
74
|
121
|
134
|
152
|
41
|
29
|
46
|
50
|
41
|
66
|
80
|
99
|
82
|
104
|
92
|
47
|
70
|
|
2025/12
|
126
|
120
|
59
|
41
|
53
|
67
|
63
|
102
|
111
|
97
|
104
|
106
|
60
|
68
|
73
|
97
|
106
|
107
|
125
|
95
|
34
|
43
|
53
|
55
|
57
|
63
|
76
|
96
|
100
|
106
|
86
|
|
2025/11
|
13
|
20
|
24
|
22
|
44
|
35
|
22
|
30
|
37
|
15
|
30
|
44
|
35
|
44
|
41
|
40
|
31
|
37
|
36
|
48
|
49
|
75
|
100
|
81
|
65
|
77
|
88
|
82
|
109
|
115
|
|
|
2025/10
|
33
|
12
|
14
|
18
|
16
|
8
|
13
|
30
|
42
|
40
|
15
|
9
|
11
|
17
|
28
|
34
|
26
|
14
|
14
|
10
|
10
|
10
|
8
|
10
|
13
|
18
|
24
|
29
|
38
|
32
|
29
|
|
2025/09
|
20
|
29
|
26
|
30
|
30
|
39
|
52
|
35
|
27
|
35
|
15
|
12
|
14
|
17
|
21
|
18
|
18
|
10
|
13
|
16
|
16
|
16
|
9
|
14
|
24
|
25
|
21
|
8
|
15
|
18
|
|
|
2025/08
|
30
|
24
|
22
|
38
|
38
|
26
|
14
|
26
|
23
|
10
|
11
|
18
|
34
|
34
|
37
|
24
|
19
|
16
|
23
|
29
|
20
|
14
|
18
|
14
|
11
|
25
|
26
|
18
|
10
|
9
|
10
|
|
2025/07
|
10
|
35
|
23
|
27
|
11
|
20
|
15
|
14
|
23
|
16
|
11
|
16
|
23
|
27
|
37
|
34
|
35
|
36
|
17
|
20
|
17
|
19
|
9
|
9
|
14
|
13
|
14
|
22
|
30
|
22
|
25
|
|
2025/06
|
27
|
22
|
30
|
39
|
40
|
47
|
41
|
40
|
29
|
28
|
34
|
32
|
40
|
38
|
26
|
28
|
33
|
12
|
23
|
28
|
17
|
21
|
21
|
13
|
13
|
19
|
23
|
29
|
17
|
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