Air Quality
Excellent
No health implications.
22
PM2.5
27
PM10
48
O3
0.7
CO
4
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Mar
53
Good
Sat
15 Mar
36
Excellent
Sun
16 Mar
42
Excellent
Mon
17 Mar
48
Excellent
Tue
18 Mar
58
Good
Wed
19 Mar
66
Good
Thu
20 Mar
42
Excellent
Air quality in the last 12 months (Dazu)
|
2025/01
|
133
|
147
|
157
|
147
|
119
|
94
|
71
|
39
|
49
|
42
|
46
|
45
|
79
|
85
|
92
|
89
|
96
|
97
|
94
|
112
|
132
|
168
|
196
|
101
|
28
|
52
|
54
|
98
|
272
|
155
|
109
|
|
2024/12
|
75
|
101
|
94
|
69
|
29
|
22
|
32
|
26
|
45
|
51
|
57
|
51
|
36
|
49
|
53
|
64
|
97
|
133
|
98
|
90
|
110
|
100
|
84
|
80
|
96
|
91
|
78
|
88
|
110
|
98
|
101
|
|
2024/11
|
43
|
54
|
59
|
49
|
51
|
54
|
55
|
64
|
49
|
46
|
38
|
44
|
45
|
41
|
41
|
21
|
11
|
11
|
9
|
19
|
36
|
35
|
35
|
25
|
12
|
28
|
34
|
40
|
54
|
60
|
|
|
2024/10
|
19
|
29
|
19
|
39
|
60
|
56
|
43
|
59
|
58
|
64
|
71
|
36
|
39
|
46
|
62
|
80
|
21
|
35
|
47
|
18
|
26
|
22
|
46
|
61
|
67
|
55
|
26
|
47
|
63
|
65
|
63
|
|
2024/09
|
38
|
47
|
28
|
33
|
41
|
30
|
38
|
24
|
20
|
25
|
30
|
29
|
37
|
51
|
32
|
32
|
38
|
46
|
44
|
42
|
16
|
33
|
46
|
72
|
72
|
92
|
64
|
53
|
39
|
7
|
|
|
2024/08
|
47
|
28
|
23
|
13
|
37
|
31
|
33
|
34
|
43
|
33
|
48
|
63
|
58
|
54
|
50
|
46
|
52
|
44
|
52
|
54
|
60
|
47
|
35
|
23
|
19
|
28
|
47
|
42
|
35
|
33
|
35
|
|
2024/07
|
21
|
29
|
26
|
32
|
11
|
35
|
34
|
37
|
13
|
15
|
17
|
28
|
37
|
12
|
29
|
31
|
33
|
27
|
28
|
26
|
29
|
25
|
33
|
23
|
61
|
53
|
39
|
34
|
28
|
29
|
35
|
|
2024/06
|
61
|
25
|
36
|
20
|
27
|
25
|
33
|
26
|
32
|
34
|
34
|
29
|
40
|
47
|
49
|
34
|
27
|
34
|
28
|
30
|
21
|
31
|
33
|
27
|
31
|
28
|
9
|
18
|
27
|
32
|
|
|
2024/05
|
36
|
42
|
28
|
34
|
34
|
54
|
72
|
73
|
44
|
39
|
48
|
53
|
47
|
48
|
52
|
42
|
56
|
58
|
35
|
15
|
19
|
28
|
35
|
44
|
38
|
21
|
34
|
28
|
23
|
27
|
42
|
|
2024/04
|
35
|
39
|
33
|
48
|
38
|
26
|
9
|
21
|
34
|
31
|
40
|
41
|
51
|
48
|
56
|
21
|
31
|
36
|
14
|
41
|
55
|
41
|
39
|
37
|
37
|
32
|
53
|
44
|
20
|
19
|
|
|
2024/03
|
62
|
55
|
64
|
71
|
97
|
74
|
56
|
80
|
67
|
79
|
86
|
73
|
60
|
65
|
68
|
57
|
74
|
17
|
35
|
53
|
64
|
68
|
77
|
51
|
19
|
38
|
30
|
41
|
51
|
56
|
48
|
|
2024/02
|
104
|
91
|
52
|
41
|
40
|
50
|
62
|
54
|
81
|
211
|
126
|
123
|
120
|
107
|
30
|
34
|
56
|
66
|
126
|
275
|
40
|
15
|
14
|
18
|
40
|
49
|
56
|
68
|
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