Air Quality
Excellent
No health implications.
15
PM2.5
45
PM10
109
O3
0.6
CO
11
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Jul
74
Good
Wed
16 Jul
64
Good
Thu
17 Jul
80
Good
Fri
18 Jul
80
Good
Sat
19 Jul
52
Good
Sun
20 Jul
63
Good
Mon
21 Jul
28
Excellent
Air quality in the last 12 months (Guinan)
|
2025/06
|
22
|
27
|
25
|
29
|
24
|
29
|
32
|
25
|
19
|
29
|
22
|
30
|
37
|
30
|
29
|
32
|
41
|
36
|
24
|
27
|
21
|
23
|
23
|
17
|
21
|
32
|
29
|
28
|
26
|
38
|
|
|
2025/05
|
35
|
40
|
94
|
76
|
36
|
51
|
80
|
83
|
55
|
28
|
30
|
42
|
56
|
94
|
22
|
32
|
31
|
42
|
37
|
30
|
38
|
80
|
62
|
52
|
34
|
38
|
34
|
27
|
39
|
45
|
45
|
|
2025/04
|
89
|
87
|
59
|
69
|
77
|
60
|
78
|
86
|
60
|
53
|
51
|
20
|
29
|
35
|
50
|
60
|
51
|
86
|
58
|
73
|
86
|
62
|
54
|
42
|
38
|
30
|
115
|
42
|
39
|
42
|
|
|
2025/03
|
46
|
50
|
45
|
34
|
52
|
78
|
80
|
50
|
27
|
33
|
50
|
95
|
55
|
40
|
51
|
41
|
42
|
52
|
58
|
53
|
50
|
58
|
50
|
27
|
17
|
80
|
207
|
76
|
72
|
106
|
114
|
|
2025/02
|
39
|
53
|
38
|
39
|
47
|
52
|
47
|
47
|
45
|
42
|
49
|
50
|
48
|
45
|
35
|
37
|
31
|
41
|
46
|
50
|
43
|
55
|
57
|
51
|
43
|
33
|
43
|
41
|
|||
|
2025/01
|
33
|
39
|
36
|
43
|
35
|
38
|
52
|
52
|
45
|
64
|
40
|
23
|
28
|
43
|
36
|
34
|
44
|
50
|
40
|
39
|
45
|
46
|
52
|
54
|
101
|
59
|
33
|
39
|
65
|
39
|
35
|
|
2024/12
|
34
|
36
|
30
|
37
|
42
|
32
|
43
|
50
|
44
|
47
|
46
|
45
|
43
|
44
|
34
|
32
|
37
|
50
|
46
|
40
|
50
|
44
|
39
|
52
|
52
|
48
|
45
|
35
|
37
|
38
|
32
|
|
2024/11
|
31
|
31
|
32
|
37
|
37
|
31
|
35
|
36
|
40
|
56
|
52
|
52
|
41
|
39
|
43
|
48
|
40
|
37
|
37
|
34
|
37
|
29
|
32
|
46
|
56
|
35
|
25
|
26
|
36
|
35
|
|
|
2024/10
|
30
|
30
|
30
|
37
|
32
|
30
|
31
|
32
|
27
|
24
|
31
|
28
|
31
|
28
|
35
|
21
|
27
|
26
|
26
|
38
|
60
|
44
|
35
|
37
|
36
|
33
|
28
|
33
|
40
|
44
|
31
|
|
2024/09
|
29
|
22
|
21
|
17
|
16
|
20
|
24
|
25
|
15
|
17
|
17
|
24
|
19
|
17
|
17
|
15
|
15
|
20
|
24
|
15
|
14
|
23
|
29
|
25
|
38
|
32
|
32
|
29
|
34
|
27
|
|
|
2024/08
|
34
|
29
|
25
|
31
|
30
|
31
|
56
|
20
|
29
|
24
|
22
|
27
|
32
|
17
|
27
|
35
|
26
|
25
|
29
|
32
|
31
|
42
|
35
|
20
|
23
|
19
|
26
|
32
|
23
|
23
|
26
|
|
2024/07
|
19
|
22
|
21
|
18
|
30
|
36
|
32
|
19
|
26
|
28
|
28
|
29
|
20
|
19
|
26
|
25
|
20
|
35
|
26
|
23
|
88
|
80
|
24
|
45
|
58
|
36
|
31
|
19
|
29
|
27
|
27
|
|
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