Air Quality
Excellent
No health implications.
3
PM2.5
15
PM10
66
O3
0.4
CO
5
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Apr
55
Good
Tue
15 Apr
51
Good
Wed
16 Apr
61
Good
Thu
17 Apr
61
Good
Fri
18 Apr
57
Good
Sat
19 Apr
30
Excellent
Sun
20 Apr
43
Excellent
Air quality in the last 12 months (Longshan)
|
2025/02
|
126
|
136
|
50
|
80
|
93
|
75
|
43
|
25
|
51
|
74
|
49
|
62
|
74
|
77
|
71
|
45
|
36
|
66
|
76
|
71
|
69
|
70
|
74
|
65
|
71
|
45
|
56
|
78
|
|||
|
2025/01
|
32
|
30
|
49
|
63
|
83
|
81
|
53
|
38
|
52
|
64
|
83
|
100
|
83
|
52
|
33
|
46
|
57
|
52
|
58
|
75
|
87
|
104
|
99
|
86
|
82
|
89
|
63
|
77
|
81
|
68
|
102
|
|
2024/12
|
37
|
24
|
20
|
18
|
25
|
28
|
43
|
48
|
62
|
56
|
42
|
53
|
63
|
38
|
24
|
29
|
43
|
58
|
63
|
60
|
56
|
46
|
51
|
45
|
45
|
30
|
28
|
37
|
49
|
44
|
30
|
|
2024/11
|
84
|
147
|
117
|
31
|
20
|
31
|
43
|
52
|
41
|
32
|
37
|
38
|
49
|
21
|
26
|
36
|
28
|
35
|
34
|
51
|
50
|
52
|
65
|
52
|
36
|
50
|
34
|
43
|
33
|
55
|
|
|
2024/10
|
18
|
28
|
28
|
33
|
40
|
44
|
33
|
40
|
46
|
27
|
32
|
41
|
56
|
45
|
20
|
40
|
63
|
43
|
29
|
46
|
17
|
35
|
38
|
52
|
68
|
81
|
36
|
47
|
67
|
74
|
78
|
|
2024/09
|
18
|
21
|
24
|
23
|
18
|
21
|
22
|
24
|
26
|
22
|
28
|
25
|
25
|
24
|
36
|
33
|
28
|
30
|
24
|
19
|
21
|
30
|
29
|
24
|
23
|
26
|
32
|
35
|
27
|
18
|
|
|
2024/08
|
15
|
21
|
16
|
23
|
13
|
15
|
28
|
33
|
26
|
27
|
22
|
26
|
21
|
23
|
29
|
30
|
32
|
33
|
21
|
27
|
13
|
16
|
21
|
27
|
16
|
21
|
20
|
21
|
25
|
30
|
22
|
|
2024/07
|
47
|
40
|
10
|
28
|
39
|
26
|
24
|
51
|
37
|
46
|
53
|
59
|
55
|
54
|
55
|
29
|
13
|
26
|
25
|
20
|
23
|
15
|
21
|
13
|
16
|
9
|
9
|
9
|
13
|
24
|
19
|
|
2024/06
|
29
|
16
|
22
|
25
|
31
|
20
|
22
|
17
|
20
|
25
|
27
|
31
|
28
|
13
|
14
|
16
|
24
|
28
|
39
|
26
|
32
|
39
|
35
|
8
|
13
|
24
|
35
|
29
|
17
|
23
|
|
|
2024/05
|
30
|
34
|
38
|
37
|
26
|
32
|
34
|
28
|
37
|
43
|
53
|
26
|
34
|
39
|
18
|
26
|
34
|
37
|
18
|
12
|
21
|
28
|
23
|
20
|
21
|
11
|
11
|
23
|
33
|
27
|
14
|
|
2024/04
|
56
|
79
|
62
|
83
|
108
|
60
|
104
|
85
|
87
|
155
|
44
|
46
|
37
|
30
|
101
|
108
|
52
|
42
|
55
|
168
|
95
|
44
|
40
|
32
|
42
|
46
|
43
|
19
|
28
|
39
|
|
|
2024/03
|
24
|
38
|
30
|
40
|
37
|
40
|
39
|
32
|
36
|
58
|
62
|
31
|
40
|
51
|
45
|
56
|
37
|
52
|
35
|
37
|
47
|
32
|
39
|
30
|
36
|
56
|
65
|
177
|
54
|
42
|
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