Air Quality
Excellent
No health implications.
17
PM2.5
47
PM10
4
O3
0.4
CO
5
SO2
49
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Mar
41
Excellent
Wed
11 Mar
53
Good
Thu
12 Mar
59
Good
Fri
13 Mar
39
Excellent
Sat
14 Mar
37
Excellent
Sun
15 Mar
21
Excellent
Mon
16 Mar
50
Excellent
Air quality in the last 12 months (Dachuan)
|
2026/02
|
58
|
77
|
99
|
105
|
122
|
90
|
70
|
69
|
55
|
67
|
70
|
74
|
96
|
92
|
64
|
32
|
59
|
63
|
70
|
75
|
71
|
77
|
60
|
39
|
41
|
35
|
26
|
20
|
|||
|
2026/01
|
29
|
36
|
52
|
75
|
78
|
80
|
96
|
109
|
110
|
110
|
155
|
176
|
150
|
157
|
165
|
140
|
179
|
162
|
51
|
33
|
50
|
65
|
81
|
81
|
77
|
83
|
70
|
72
|
52
|
22
|
40
|
|
2025/12
|
110
|
136
|
64
|
70
|
73
|
80
|
86
|
108
|
139
|
144
|
131
|
98
|
54
|
67
|
87
|
97
|
97
|
110
|
122
|
90
|
33
|
46
|
34
|
51
|
57
|
62
|
74
|
81
|
97
|
146
|
78
|
|
2025/11
|
49
|
45
|
58
|
48
|
51
|
29
|
14
|
19
|
16
|
33
|
42
|
49
|
55
|
46
|
43
|
47
|
17
|
28
|
40
|
66
|
73
|
89
|
76
|
64
|
57
|
68
|
72
|
75
|
76
|
91
|
|
|
2025/10
|
13
|
12
|
10
|
10
|
24
|
37
|
36
|
31
|
42
|
42
|
41
|
26
|
20
|
22
|
14
|
21
|
11
|
16
|
12
|
10
|
11
|
15
|
20
|
25
|
18
|
29
|
34
|
39
|
37
|
30
|
38
|
|
2025/09
|
36
|
37
|
47
|
41
|
40
|
11
|
31
|
18
|
25
|
19
|
18
|
14
|
21
|
30
|
37
|
33
|
18
|
20
|
15
|
14
|
12
|
10
|
11
|
24
|
26
|
18
|
21
|
26
|
13
|
14
|
|
|
2025/08
|
32
|
36
|
39
|
39
|
32
|
25
|
25
|
18
|
20
|
15
|
19
|
25
|
29
|
32
|
29
|
12
|
19
|
26
|
35
|
33
|
29
|
21
|
25
|
24
|
22
|
29
|
29
|
39
|
36
|
33
|
33
|
|
2025/07
|
13
|
17
|
19
|
19
|
24
|
28
|
18
|
13
|
20
|
22
|
24
|
29
|
38
|
40
|
41
|
41
|
40
|
23
|
22
|
23
|
24
|
19
|
12
|
13
|
15
|
20
|
27
|
24
|
30
|
25
|
29
|
|
2025/06
|
12
|
26
|
37
|
40
|
42
|
42
|
24
|
15
|
31
|
38
|
38
|
38
|
46
|
34
|
42
|
50
|
41
|
20
|
17
|
31
|
13
|
18
|
19
|
19
|
12
|
19
|
26
|
22
|
20
|
13
|
|
|
2025/05
|
52
|
66
|
65
|
43
|
55
|
57
|
50
|
28
|
75
|
77
|
63
|
58
|
48
|
45
|
74
|
78
|
80
|
62
|
71
|
78
|
66
|
29
|
62
|
65
|
56
|
47
|
40
|
24
|
28
|
32
|
19
|
|
2025/04
|
42
|
58
|
63
|
57
|
62
|
63
|
63
|
66
|
69
|
53
|
37
|
340
|
286
|
152
|
99
|
84
|
86
|
70
|
57
|
35
|
34
|
55
|
67
|
55
|
56
|
59
|
50
|
50
|
51
|
39
|
|
|
2025/03
|
85
|
74
|
17
|
17
|
21
|
35
|
43
|
53
|
56
|
48
|
54
|
52
|
32
|
34
|
23
|
29
|
47
|
48
|
58
|
58
|
62
|
76
|
84
|
70
|
66
|
66
|
135
|
50
|
30
|
37
|
36
|
|
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