Air Quality
Excellent
No health implications.
10
PM2.5
37
PM10
25
O3
0.6
CO
3
SO2
28
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Jun
58
Good
Tue
1 Jul
53
Good
Wed
2 Jul
63
Good
Thu
3 Jul
56
Good
Fri
4 Jul
58
Good
Sat
5 Jul
83
Good
Sun
6 Jul
37
Excellent
Air quality in the last 12 months (Longshan)
|
2025/05
|
28
|
31
|
26
|
30
|
38
|
32
|
45
|
44
|
43
|
34
|
45
|
46
|
40
|
40
|
36
|
30
|
25
|
33
|
29
|
33
|
46
|
50
|
42
|
42
|
35
|
37
|
44
|
42
|
42
|
48
|
53
|
|
2025/04
|
51
|
46
|
75
|
64
|
37
|
30
|
38
|
54
|
64
|
68
|
58
|
30
|
16
|
30
|
39
|
43
|
45
|
36
|
35
|
52
|
60
|
21
|
41
|
71
|
77
|
101
|
82
|
59
|
53
|
54
|
|
|
2025/03
|
81
|
35
|
39
|
34
|
54
|
57
|
48
|
55
|
73
|
56
|
47
|
89
|
38
|
45
|
61
|
68
|
83
|
66
|
66
|
75
|
69
|
169
|
157
|
88
|
114
|
77
|
47
|
43
|
37
|
50
|
64
|
|
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
|
|
|
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