Air Quality
Excellent
No health implications.
13
PM2.5
25
PM10
32
O3
0.3
CO
3
SO2
39
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Apr
34
Excellent
Sun
12 Apr
32
Excellent
Mon
13 Apr
25
Excellent
Tue
14 Apr
25
Excellent
Wed
15 Apr
28
Excellent
Thu
16 Apr
39
Excellent
Fri
17 Apr
24
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