Air Quality
Excellent
No health implications.
26
PM2.5
29
PM10
5
O3
0.7
CO
7
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Dec
31
Excellent
Tue
16 Dec
33
Excellent
Wed
17 Dec
34
Excellent
Thu
18 Dec
32
Excellent
Fri
19 Dec
33
Excellent
Sat
20 Dec
37
Excellent
Sun
21 Dec
29
Excellent
Longchuan Air quality rank
Air quality in the last 12 months (Longchuan)
|
2025/11
|
32
|
23
|
16
|
16
|
22
|
17
|
22
|
30
|
31
|
25
|
24
|
27
|
29
|
28
|
32
|
32
|
34
|
35
|
30
|
27
|
30
|
29
|
30
|
32
|
37
|
37
|
41
|
42
|
50
|
49
|
|
|
2025/10
|
15
|
14
|
20
|
20
|
19
|
19
|
21
|
20
|
25
|
24
|
23
|
23
|
23
|
28
|
31
|
27
|
21
|
21
|
19
|
22
|
28
|
27
|
25
|
28
|
26
|
25
|
28
|
31
|
34
|
29
|
34
|
|
2025/09
|
25
|
27
|
26
|
23
|
25
|
21
|
25
|
28
|
29
|
29
|
27
|
20
|
17
|
14
|
14
|
14
|
18
|
27
|
28
|
28
|
23
|
27
|
26
|
24
|
26
|
33
|
30
|
30
|
29
|
18
|
|
|
2025/08
|
19
|
23
|
22
|
22
|
21
|
23
|
17
|
18
|
18
|
23
|
28
|
30
|
28
|
25
|
26
|
24
|
28
|
21
|
24
|
20
|
18
|
18
|
21
|
16
|
20
|
28
|
28
|
28
|
16
|
25
|
26
|
|
2025/07
|
15
|
18
|
22
|
16
|
13
|
16
|
15
|
17
|
18
|
21
|
18
|
20
|
25
|
16
|
14
|
14
|
16
|
16
|
15
|
22
|
15
|
22
|
26
|
23
|
13
|
16
|
13
|
21
|
20
|
16
|
19
|
|
2025/06
|
17
|
15
|
36
|
48
|
48
|
39
|
32
|
27
|
31
|
18
|
30
|
38
|
38
|
30
|
19
|
18
|
12
|
14
|
18
|
25
|
21
|
19
|
16
|
18
|
20
|
19
|
18
|
13
|
15
|
22
|
|
|
2025/05
|
38
|
19
|
24
|
27
|
32
|
38
|
45
|
42
|
51
|
56
|
64
|
48
|
36
|
43
|
35
|
37
|
37
|
33
|
38
|
34
|
36
|
35
|
38
|
36
|
15
|
19
|
34
|
20
|
15
|
16
|
16
|
|
2025/04
|
124
|
103
|
84
|
115
|
110
|
100
|
85
|
106
|
99
|
87
|
75
|
51
|
34
|
36
|
44
|
42
|
27
|
33
|
42
|
42
|
43
|
48
|
57
|
73
|
77
|
91
|
90
|
78
|
46
|
44
|
|
|
2025/03
|
58
|
68
|
64
|
56
|
69
|
71
|
81
|
85
|
75
|
61
|
73
|
87
|
99
|
73
|
70
|
63
|
69
|
83
|
71
|
75
|
87
|
83
|
72
|
61
|
51
|
51
|
76
|
122
|
137
|
124
|
118
|
|
2025/02
|
81
|
81
|
69
|
67
|
73
|
78
|
69
|
58
|
60
|
59
|
49
|
56
|
56
|
70
|
68
|
76
|
60
|
59
|
67
|
72
|
70
|
72
|
62
|
62
|
57
|
52
|
49
|
57
|
|||
|
2025/01
|
56
|
50
|
48
|
51
|
55
|
53
|
52
|
50
|
45
|
48
|
52
|
53
|
53
|
51
|
53
|
50
|
53
|
50
|
50
|
47
|
50
|
53
|
58
|
49
|
52
|
71
|
54
|
54
|
121
|
74
|
63
|
|
2024/12
|
40
|
38
|
38
|
35
|
36
|
39
|
48
|
49
|
49
|
42
|
54
|
58
|
44
|
44
|
37
|
35
|
39
|
39
|
40
|
38
|
47
|
69
|
40
|
39
|
46
|
51
|
54
|
56
|
48
|
47
|
48
|
|
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