Air Quality
Excellent
No health implications.
10
PM2.5
24
PM10
34
O3
0.6
CO
1
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Jul
107
Light
Fri
18 Jul
101
Light
Sat
19 Jul
82
Good
Sun
20 Jul
48
Excellent
Mon
21 Jul
63
Good
Tue
22 Jul
68
Good
Wed
23 Jul
19
Excellent
Air quality in the last 12 months (Dazu)
|
2025/06
|
21
|
19
|
28
|
35
|
40
|
41
|
38
|
20
|
17
|
31
|
44
|
53
|
24
|
30
|
40
|
36
|
38
|
19
|
13
|
31
|
22
|
28
|
18
|
19
|
13
|
22
|
29
|
33
|
20
|
9
|
|
|
2025/05
|
44
|
63
|
72
|
57
|
36
|
71
|
44
|
29
|
60
|
65
|
55
|
57
|
54
|
77
|
110
|
71
|
59
|
65
|
59
|
62
|
47
|
47
|
62
|
61
|
48
|
40
|
18
|
15
|
25
|
24
|
23
|
|
2025/04
|
29
|
41
|
52
|
54
|
68
|
57
|
48
|
56
|
63
|
75
|
47
|
264
|
239
|
131
|
104
|
86
|
85
|
71
|
64
|
38
|
40
|
49
|
58
|
43
|
45
|
49
|
27
|
43
|
32
|
27
|
|
|
2025/03
|
77
|
67
|
23
|
29
|
18
|
17
|
30
|
39
|
54
|
57
|
50
|
73
|
59
|
44
|
23
|
32
|
24
|
32
|
33
|
44
|
58
|
88
|
82
|
60
|
62
|
86
|
119
|
78
|
16
|
26
|
22
|
|
2025/02
|
72
|
47
|
39
|
40
|
55
|
19
|
25
|
36
|
51
|
61
|
80
|
58
|
50
|
35
|
44
|
58
|
77
|
53
|
63
|
58
|
51
|
42
|
43
|
39
|
54
|
62
|
68
|
65
|
|||
|
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
|
|
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