Air Quality
Excellent
No health implications.
15
PM2.5
32
PM10
40
O3
0.7
CO
6
SO2
25
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Jul
79
Good
Fri
18 Jul
58
Good
Sat
19 Jul
52
Good
Sun
20 Jul
75
Good
Mon
21 Jul
48
Excellent
Tue
22 Jul
31
Excellent
Wed
23 Jul
34
Excellent
Air quality in the last 12 months (De'an)
|
2025/06
|
15
|
12
|
25
|
31
|
28
|
29
|
24
|
20
|
19
|
26
|
19
|
25
|
29
|
24
|
12
|
35
|
20
|
11
|
14
|
13
|
14
|
9
|
10
|
17
|
30
|
30
|
20
|
13
|
12
|
18
|
|
|
2025/05
|
40
|
48
|
60
|
57
|
27
|
69
|
127
|
30
|
29
|
47
|
39
|
49
|
42
|
43
|
61
|
28
|
32
|
79
|
35
|
23
|
16
|
20
|
24
|
53
|
55
|
52
|
55
|
29
|
25
|
20
|
15
|
|
2025/04
|
57
|
51
|
59
|
57
|
66
|
62
|
61
|
59
|
61
|
51
|
41
|
225
|
132
|
116
|
49
|
54
|
66
|
66
|
61
|
57
|
28
|
25
|
51
|
34
|
38
|
30
|
29
|
46
|
53
|
51
|
|
|
2025/03
|
36
|
33
|
20
|
27
|
44
|
61
|
69
|
66
|
66
|
58
|
50
|
47
|
46
|
46
|
18
|
47
|
32
|
40
|
43
|
41
|
40
|
50
|
56
|
64
|
57
|
73
|
66
|
62
|
61
|
68
|
57
|
|
2025/02
|
44
|
28
|
58
|
49
|
45
|
42
|
73
|
44
|
33
|
49
|
61
|
86
|
83
|
57
|
50
|
47
|
53
|
48
|
43
|
46
|
41
|
35
|
79
|
98
|
88
|
76
|
66
|
40
|
|||
|
2025/01
|
77
|
84
|
160
|
120
|
100
|
72
|
67
|
65
|
54
|
38
|
54
|
63
|
60
|
59
|
81
|
49
|
57
|
57
|
64
|
87
|
71
|
64
|
136
|
114
|
40
|
32
|
52
|
60
|
83
|
55
|
48
|
|
2024/12
|
47
|
51
|
100
|
111
|
54
|
61
|
73
|
86
|
59
|
71
|
47
|
111
|
93
|
60
|
51
|
52
|
60
|
98
|
44
|
62
|
96
|
59
|
74
|
88
|
95
|
109
|
123
|
87
|
58
|
79
|
88
|
|
2024/11
|
40
|
52
|
48
|
77
|
55
|
48
|
42
|
46
|
48
|
50
|
44
|
50
|
55
|
45
|
36
|
53
|
30
|
21
|
33
|
43
|
42
|
49
|
79
|
56
|
42
|
34
|
39
|
49
|
48
|
45
|
|
|
2024/10
|
26
|
52
|
35
|
30
|
35
|
32
|
17
|
33
|
50
|
59
|
55
|
61
|
85
|
80
|
58
|
34
|
29
|
38
|
30
|
28
|
45
|
32
|
46
|
39
|
49
|
36
|
16
|
62
|
91
|
57
|
44
|
|
2024/09
|
36
|
44
|
45
|
47
|
42
|
34
|
34
|
42
|
41
|
32
|
27
|
11
|
26
|
37
|
31
|
24
|
30
|
33
|
31
|
25
|
31
|
37
|
29
|
33
|
45
|
49
|
53
|
23
|
34
|
42
|
|
|
2024/08
|
17
|
19
|
28
|
27
|
35
|
25
|
35
|
33
|
33
|
30
|
29
|
56
|
35
|
18
|
25
|
32
|
43
|
24
|
16
|
22
|
26
|
32
|
34
|
31
|
35
|
40
|
34
|
14
|
25
|
34
|
37
|
|
2024/07
|
15
|
14
|
19
|
15
|
20
|
20
|
19
|
19
|
24
|
29
|
27
|
26
|
27
|
29
|
25
|
26
|
17
|
19
|
15
|
14
|
20
|
23
|
28
|
32
|
29
|
23
|
9
|
9
|
13
|
17
|
17
|
|
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