Air Quality
Excellent
No health implications.
4
PM2.5
26
PM10
131
O3
0.5
CO
7
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 May
89
Good
Sun
31 May
116
Light
Mon
1 Jun
98
Good
Tue
2 Jun
84
Good
Wed
3 Jun
63
Good
Thu
4 Jun
57
Good
Fri
5 Jun
50
Excellent
Air quality in the last 12 months (Longshan)
|
2026/04
|
80
|
106
|
90
|
39
|
37
|
31
|
29
|
51
|
51
|
52
|
41
|
56
|
43
|
53
|
54
|
54
|
49
|
45
|
70
|
88
|
62
|
40
|
42
|
63
|
55
|
36
|
30
|
32
|
33
|
41
|
|
|
2026/03
|
94
|
142
|
125
|
57
|
50
|
39
|
51
|
81
|
64
|
68
|
79
|
86
|
72
|
150
|
205
|
136
|
150
|
50
|
48
|
72
|
99
|
162
|
102
|
85
|
113
|
148
|
92
|
110
|
105
|
39
|
55
|
|
2026/02
|
88
|
75
|
73
|
135
|
131
|
42
|
61
|
56
|
63
|
75
|
72
|
102
|
121
|
96
|
53
|
80
|
139
|
49
|
41
|
51
|
67
|
114
|
53
|
50
|
62
|
65
|
80
|
51
|
|||
|
2026/01
|
83
|
83
|
97
|
101
|
72
|
65
|
65
|
78
|
73
|
63
|
48
|
48
|
32
|
52
|
51
|
87
|
59
|
60
|
42
|
59
|
59
|
47
|
54
|
65
|
80
|
71
|
65
|
65
|
79
|
87
|
89
|
|
2025/12
|
73
|
57
|
62
|
71
|
66
|
72
|
75
|
67
|
81
|
95
|
99
|
95
|
78
|
96
|
85
|
82
|
87
|
68
|
58
|
58
|
59
|
62
|
54
|
84
|
72
|
79
|
97
|
80
|
54
|
63
|
66
|
|
2025/11
|
69
|
49
|
52
|
56
|
71
|
70
|
89
|
109
|
59
|
59
|
104
|
99
|
67
|
113
|
132
|
73
|
55
|
57
|
69
|
63
|
77
|
90
|
121
|
186
|
178
|
115
|
72
|
64
|
58
|
61
|
|
|
2025/10
|
52
|
60
|
53
|
46
|
50
|
43
|
48
|
55
|
55
|
50
|
57
|
59
|
64
|
90
|
79
|
68
|
67
|
54
|
64
|
58
|
69
|
82
|
92
|
92
|
132
|
91
|
81
|
139
|
171
|
57
|
78
|
|
2025/09
|
30
|
42
|
42
|
41
|
37
|
27
|
38
|
45
|
38
|
36
|
40
|
45
|
46
|
40
|
31
|
33
|
40
|
44
|
45
|
45
|
46
|
46
|
45
|
37
|
42
|
45
|
46
|
42
|
46
|
45
|
|
|
2025/08
|
30
|
31
|
26
|
24
|
26
|
21
|
25
|
26
|
28
|
25
|
30
|
30
|
29
|
30
|
36
|
28
|
23
|
30
|
40
|
33
|
29
|
18
|
32
|
25
|
22
|
28
|
30
|
26
|
28
|
41
|
40
|
|
2025/07
|
21
|
21
|
14
|
15
|
20
|
23
|
29
|
28
|
32
|
36
|
29
|
29
|
24
|
20
|
19
|
23
|
30
|
23
|
22
|
22
|
22
|
31
|
17
|
18
|
26
|
31
|
38
|
24
|
22
|
18
|
29
|
|
2025/06
|
38
|
39
|
24
|
19
|
30
|
32
|
26
|
30
|
30
|
18
|
20
|
32
|
27
|
26
|
34
|
20
|
27
|
28
|
27
|
21
|
16
|
21
|
31
|
36
|
38
|
34
|
47
|
34
|
34
|
31
|
|
|
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
|
|
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