Air Quality
Excellent
No health implications.
20
PM2.5
32
PM10
35
O3
0.6
CO
4
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Oct
62
Good
Wed
15 Oct
49
Excellent
Thu
16 Oct
51
Good
Fri
17 Oct
51
Good
Sat
18 Oct
53
Good
Sun
19 Oct
48
Excellent
Mon
20 Oct
34
Excellent
Longquan Air quality rank
Air quality in the last 12 months (Longquan)
|
2025/08
|
32
|
30
|
25
|
20
|
16
|
18
|
17
|
21
|
26
|
32
|
31
|
25
|
13
|
11
|
11
|
13
|
14
|
16
|
18
|
20
|
16
|
16
|
23
|
22
|
20
|
21
|
17
|
13
|
14
|
17
|
27
|
|
2025/07
|
11
|
16
|
25
|
27
|
20
|
16
|
15
|
22
|
16
|
17
|
21
|
19
|
20
|
21
|
27
|
31
|
30
|
25
|
16
|
14
|
11
|
16
|
20
|
22
|
27
|
14
|
17
|
17
|
21
|
24
|
22
|
|
2025/06
|
36
|
30
|
17
|
33
|
29
|
32
|
33
|
39
|
21
|
21
|
19
|
21
|
14
|
22
|
16
|
20
|
26
|
19
|
26
|
21
|
21
|
22
|
21
|
20
|
29
|
26
|
26
|
21
|
27
|
21
|
|
|
2025/05
|
43
|
45
|
50
|
49
|
35
|
43
|
81
|
47
|
33
|
40
|
39
|
40
|
38
|
37
|
51
|
44
|
34
|
27
|
31
|
24
|
28
|
32
|
25
|
29
|
57
|
60
|
54
|
32
|
17
|
33
|
41
|
|
2025/04
|
29
|
36
|
52
|
56
|
51
|
56
|
57
|
55
|
58
|
39
|
44
|
65
|
122
|
83
|
64
|
52
|
59
|
58
|
52
|
34
|
51
|
26
|
33
|
27
|
18
|
33
|
32
|
35
|
53
|
48
|
|
|
2025/03
|
46
|
43
|
45
|
19
|
27
|
22
|
43
|
46
|
61
|
61
|
68
|
65
|
20
|
23
|
12
|
27
|
36
|
35
|
50
|
42
|
39
|
41
|
48
|
58
|
65
|
82
|
78
|
46
|
32
|
30
|
30
|
|
2025/02
|
21
|
14
|
37
|
47
|
37
|
46
|
49
|
49
|
34
|
45
|
42
|
45
|
91
|
90
|
64
|
45
|
57
|
45
|
38
|
19
|
15
|
27
|
26
|
60
|
92
|
68
|
53
|
35
|
|||
|
2025/01
|
91
|
74
|
73
|
71
|
65
|
75
|
76
|
93
|
75
|
40
|
47
|
49
|
54
|
55
|
83
|
55
|
54
|
55
|
47
|
51
|
77
|
76
|
65
|
50
|
42
|
28
|
31
|
45
|
107
|
49
|
43
|
|
2024/12
|
46
|
50
|
65
|
82
|
61
|
31
|
60
|
65
|
48
|
52
|
27
|
47
|
47
|
73
|
67
|
55
|
55
|
63
|
48
|
45
|
60
|
69
|
66
|
68
|
74
|
97
|
138
|
93
|
68
|
66
|
72
|
|
2024/11
|
14
|
21
|
33
|
57
|
62
|
46
|
31
|
36
|
42
|
40
|
36
|
46
|
47
|
44
|
27
|
18
|
23
|
23
|
26
|
29
|
41
|
44
|
67
|
38
|
30
|
22
|
37
|
39
|
45
|
43
|
|
|
2024/10
|
21
|
23
|
25
|
27
|
35
|
21
|
17
|
17
|
33
|
43
|
57
|
56
|
42
|
39
|
52
|
20
|
31
|
34
|
27
|
20
|
37
|
43
|
29
|
42
|
33
|
27
|
21
|
17
|
53
|
47
|
37
|
|
2024/09
|
26
|
35
|
40
|
31
|
26
|
24
|
26
|
22
|
22
|
35
|
33
|
33
|
23
|
28
|
31
|
25
|
17
|
22
|
25
|
35
|
20
|
20
|
17
|
18
|
23
|
37
|
21
|
32
|
43
|
33
|
|
|
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