Air Quality
Excellent
No health implications.
5
PM2.5
17
PM10
41
O3
0.6
CO
5
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Oct
40
Excellent
Mon
26 Oct
46
Excellent
Tue
27 Oct
47
Excellent
Wed
28 Oct
50
Excellent
Thu
29 Oct
51
Good
Fri
30 Oct
49
Excellent
Sat
31 Oct
49
Excellent
Air quality in the last 12 months (Longquan)
|
2026/08
|
18
|
23
|
35
|
39
|
32
|
33
|
35
|
21
|
15
|
15
|
21
|
30
|
27
|
31
|
23
|
23
|
26
|
23
|
23
|
20
|
21
|
20
|
18
|
17
|
17
|
23
|
30
|
18
|
18
|
17
|
20
|
|
2026/07
|
22
|
17
|
25
|
22
|
18
|
19
|
20
|
20
|
26
|
26
|
17
|
15
|
21
|
22
|
17
|
20
|
25
|
25
|
23
|
17
|
22
|
31
|
37
|
38
|
18
|
19
|
18
|
17
|
22
|
26
|
22
|
|
2026/06
|
42
|
48
|
52
|
22
|
31
|
40
|
41
|
31
|
22
|
30
|
34
|
34
|
28
|
20
|
31
|
29
|
29
|
14
|
16
|
21
|
23
|
30
|
27
|
28
|
22
|
28
|
40
|
34
|
26
|
26
|
|
|
2026/05
|
28
|
33
|
29
|
31
|
31
|
32
|
35
|
29
|
23
|
29
|
34
|
41
|
45
|
21
|
25
|
31
|
29
|
29
|
31
|
32
|
21
|
21
|
18
|
25
|
26
|
33
|
31
|
33
|
43
|
48
|
43
|
|
2026/04
|
25
|
33
|
26
|
28
|
48
|
46
|
43
|
27
|
43
|
35
|
32
|
29
|
47
|
44
|
40
|
30
|
28
|
40
|
45
|
49
|
39
|
19
|
18
|
27
|
37
|
43
|
48
|
54
|
27
|
22
|
|
|
2026/03
|
17
|
19
|
26
|
56
|
32
|
43
|
57
|
49
|
50
|
42
|
37
|
44
|
52
|
52
|
51
|
50
|
48
|
48
|
20
|
40
|
37
|
36
|
26
|
20
|
29
|
38
|
32
|
37
|
27
|
32
|
22
|
|
2026/02
|
33
|
41
|
56
|
56
|
67
|
41
|
17
|
36
|
38
|
42
|
43
|
51
|
57
|
44
|
37
|
19
|
47
|
51
|
45
|
34
|
39
|
37
|
99
|
52
|
22
|
20
|
15
|
16
|
|||
|
2026/01
|
25
|
24
|
60
|
69
|
50
|
43
|
49
|
48
|
47
|
47
|
54
|
60
|
52
|
54
|
54
|
60
|
84
|
87
|
63
|
14
|
35
|
58
|
78
|
73
|
69
|
72
|
29
|
62
|
61
|
32
|
14
|
|
2025/12
|
59
|
103
|
52
|
55
|
54
|
61
|
68
|
80
|
73
|
49
|
54
|
76
|
41
|
38
|
47
|
53
|
61
|
108
|
97
|
64
|
76
|
41
|
48
|
50
|
28
|
49
|
49
|
49
|
50
|
71
|
65
|
|
2025/11
|
39
|
50
|
60
|
26
|
32
|
45
|
36
|
40
|
16
|
40
|
34
|
19
|
34
|
41
|
64
|
61
|
50
|
25
|
30
|
36
|
46
|
54
|
53
|
47
|
66
|
79
|
68
|
66
|
59
|
53
|
|
|
2025/10
|
37
|
26
|
25
|
29
|
27
|
30
|
37
|
43
|
38
|
36
|
41
|
36
|
38
|
28
|
26
|
30
|
33
|
31
|
20
|
23
|
26
|
24
|
32
|
35
|
41
|
49
|
40
|
50
|
33
|
32
|
29
|
|
2025/09
|
24
|
23
|
26
|
30
|
27
|
22
|
18
|
20
|
21
|
15
|
17
|
21
|
26
|
19
|
27
|
21
|
21
|
21
|
19
|
25
|
25
|
32
|
24
|
18
|
25
|
25
|
29
|
30
|
37
|
40
|
|
|
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