Air Quality
Excellent
No health implications.
18
PM2.5
23
PM10
11
O3
0.7
CO
4
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Sep
24
Excellent
Wed
1 Oct
28
Excellent
Thu
2 Oct
35
Excellent
Fri
3 Oct
34
Excellent
Sat
4 Oct
32
Excellent
Sun
5 Oct
33
Excellent
Mon
6 Oct
45
Excellent
Air quality in the last 12 months (Shiqian)
|
2025/08
|
19
|
20
|
20
|
22
|
21
|
18
|
16
|
12
|
15
|
16
|
16
|
24
|
30
|
17
|
14
|
12
|
15
|
16
|
15
|
15
|
13
|
14
|
16
|
17
|
17
|
17
|
15
|
15
|
25
|
27
|
24
|
|
2025/07
|
13
|
12
|
14
|
14
|
16
|
19
|
19
|
23
|
23
|
19
|
17
|
26
|
20
|
18
|
14
|
15
|
17
|
24
|
25
|
23
|
16
|
14
|
12
|
12
|
13
|
15
|
17
|
18
|
19
|
19
|
18
|
|
2025/06
|
17
|
15
|
20
|
20
|
25
|
24
|
28
|
29
|
25
|
21
|
22
|
24
|
23
|
17
|
21
|
23
|
15
|
15
|
14
|
11
|
15
|
13
|
11
|
14
|
15
|
15
|
14
|
12
|
15
|
18
|
|
|
2025/05
|
34
|
43
|
38
|
30
|
28
|
28
|
26
|
23
|
26
|
23
|
27
|
28
|
28
|
46
|
43
|
27
|
35
|
32
|
42
|
34
|
23
|
20
|
24
|
38
|
37
|
24
|
15
|
12
|
18
|
21
|
17
|
|
2025/04
|
33
|
39
|
46
|
59
|
60
|
57
|
64
|
67
|
62
|
49
|
51
|
64
|
132
|
81
|
62
|
63
|
52
|
53
|
28
|
23
|
33
|
27
|
34
|
25
|
28
|
29
|
21
|
26
|
35
|
20
|
|
|
2025/03
|
41
|
51
|
40
|
25
|
23
|
28
|
34
|
35
|
31
|
35
|
38
|
49
|
56
|
30
|
19
|
33
|
38
|
29
|
34
|
36
|
48
|
56
|
56
|
52
|
57
|
65
|
65
|
62
|
30
|
26
|
30
|
|
2025/02
|
28
|
20
|
40
|
48
|
56
|
52
|
40
|
58
|
50
|
48
|
44
|
64
|
59
|
33
|
36
|
42
|
33
|
32
|
30
|
30
|
62
|
31
|
39
|
71
|
37
|
37
|
38
|
39
|
|||
|
2025/01
|
87
|
98
|
93
|
104
|
106
|
73
|
64
|
53
|
40
|
51
|
58
|
56
|
58
|
67
|
63
|
70
|
72
|
75
|
69
|
86
|
96
|
116
|
131
|
101
|
26
|
27
|
43
|
64
|
147
|
66
|
44
|
|
2024/12
|
56
|
68
|
73
|
76
|
22
|
33
|
35
|
45
|
44
|
19
|
26
|
56
|
68
|
54
|
48
|
50
|
67
|
72
|
74
|
91
|
105
|
80
|
75
|
74
|
79
|
80
|
80
|
92
|
86
|
91
|
69
|
|
2024/11
|
49
|
43
|
51
|
49
|
54
|
56
|
43
|
42
|
46
|
41
|
38
|
48
|
60
|
58
|
78
|
68
|
25
|
12
|
11
|
15
|
16
|
20
|
43
|
20
|
15
|
17
|
27
|
32
|
33
|
43
|
|
|
2024/10
|
14
|
16
|
30
|
31
|
36
|
47
|
46
|
28
|
30
|
41
|
55
|
65
|
54
|
23
|
26
|
23
|
24
|
25
|
15
|
14
|
17
|
17
|
18
|
18
|
24
|
30
|
37
|
34
|
31
|
32
|
46
|
|
2024/09
|
21
|
21
|
19
|
20
|
31
|
33
|
32
|
24
|
18
|
18
|
23
|
24
|
30
|
19
|
24
|
30
|
29
|
24
|
24
|
27
|
26
|
18
|
24
|
26
|
32
|
38
|
40
|
34
|
39
|
28
|
|
|
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