Air Quality
Excellent
No health implications.
14
PM2.5
16
PM10
50
O3
0.7
CO
3
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Apr
55
Good
Mon
13 Apr
54
Good
Tue
14 Apr
52
Good
Wed
15 Apr
44
Excellent
Thu
16 Apr
40
Excellent
Fri
17 Apr
34
Excellent
Sat
18 Apr
21
Excellent
Diecai Air quality rank
Air quality in the last 12 months (Diecai)
|
2026/03
|
11
|
13
|
22
|
31
|
39
|
41
|
60
|
32
|
16
|
38
|
44
|
49
|
57
|
73
|
102
|
116
|
96
|
47
|
33
|
26
|
23
|
44
|
28
|
17
|
27
|
59
|
28
|
25
|
33
|
45
|
28
|
|
2026/02
|
58
|
60
|
65
|
106
|
112
|
71
|
54
|
41
|
62
|
32
|
28
|
41
|
37
|
69
|
79
|
37
|
35
|
58
|
75
|
45
|
81
|
120
|
118
|
44
|
44
|
65
|
12
|
14
|
|||
|
2026/01
|
33
|
33
|
56
|
71
|
29
|
50
|
47
|
49
|
61
|
58
|
70
|
90
|
81
|
89
|
104
|
117
|
99
|
102
|
67
|
14
|
28
|
36
|
49
|
67
|
106
|
38
|
41
|
69
|
76
|
30
|
21
|
|
2025/12
|
67
|
75
|
88
|
79
|
71
|
84
|
85
|
71
|
85
|
98
|
92
|
71
|
25
|
39
|
61
|
62
|
60
|
70
|
80
|
73
|
79
|
95
|
68
|
15
|
48
|
58
|
58
|
62
|
71
|
67
|
96
|
|
2025/11
|
36
|
29
|
17
|
13
|
24
|
38
|
38
|
12
|
9
|
12
|
15
|
48
|
34
|
42
|
42
|
48
|
59
|
26
|
27
|
32
|
31
|
42
|
56
|
59
|
49
|
44
|
66
|
73
|
57
|
65
|
|
|
2025/10
|
38
|
34
|
28
|
34
|
34
|
22
|
20
|
31
|
41
|
40
|
42
|
51
|
53
|
42
|
41
|
41
|
49
|
26
|
13
|
10
|
13
|
20
|
33
|
39
|
44
|
64
|
50
|
52
|
63
|
74
|
51
|
|
2025/09
|
31
|
30
|
26
|
25
|
30
|
32
|
36
|
42
|
12
|
20
|
23
|
17
|
30
|
37
|
31
|
29
|
21
|
34
|
47
|
28
|
14
|
14
|
21
|
10
|
10
|
13
|
24
|
31
|
43
|
47
|
|
|
2025/08
|
26
|
23
|
20
|
25
|
20
|
11
|
14
|
22
|
29
|
29
|
31
|
35
|
38
|
30
|
14
|
30
|
19
|
21
|
16
|
19
|
21
|
23
|
28
|
36
|
25
|
29
|
27
|
22
|
29
|
25
|
32
|
|
2025/07
|
17
|
21
|
24
|
35
|
33
|
42
|
39
|
28
|
33
|
33
|
24
|
34
|
24
|
31
|
19
|
24
|
26
|
33
|
31
|
27
|
15
|
15
|
12
|
22
|
26
|
32
|
33
|
26
|
30
|
29
|
21
|
|
2025/06
|
37
|
18
|
27
|
45
|
46
|
40
|
28
|
24
|
22
|
22
|
27
|
21
|
23
|
17
|
24
|
22
|
13
|
14
|
20
|
22
|
22
|
19
|
23
|
23
|
25
|
26
|
22
|
21
|
16
|
16
|
|
|
2025/05
|
52
|
61
|
65
|
34
|
35
|
33
|
40
|
41
|
22
|
43
|
32
|
41
|
54
|
75
|
55
|
27
|
13
|
9
|
16
|
22
|
26
|
26
|
20
|
41
|
48
|
35
|
31
|
23
|
15
|
31
|
29
|
|
2025/04
|
49
|
59
|
68
|
143
|
113
|
78
|
114
|
144
|
117
|
80
|
59
|
134
|
342
|
151
|
92
|
81
|
88
|
93
|
65
|
31
|
47
|
30
|
49
|
35
|
22
|
36
|
32
|
30
|
54
|
61
|
|
|
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