Air Quality
Excellent
No health implications.
19
PM2.5
27
PM10
38
O3
0.3
CO
8
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 Sep
36
Excellent
Wed
10 Sep
32
Excellent
Thu
11 Sep
34
Excellent
Fri
12 Sep
34
Excellent
Sat
13 Sep
33
Excellent
Sun
14 Sep
38
Excellent
Mon
15 Sep
43
Excellent
Air quality in the last 12 months (Gejiu)
|
2025/08
|
23
|
26
|
20
|
17
|
25
|
25
|
18
|
16
|
16
|
18
|
23
|
22
|
23
|
30
|
37
|
22
|
22
|
36
|
28
|
21
|
20
|
22
|
22
|
23
|
27
|
26
|
21
|
19
|
22
|
27
|
21
|
|
2025/07
|
14
|
12
|
16
|
15
|
19
|
22
|
23
|
16
|
18
|
23
|
25
|
26
|
26
|
23
|
21
|
23
|
19
|
21
|
22
|
26
|
28
|
19
|
23
|
15
|
18
|
21
|
29
|
33
|
31
|
36
|
23
|
|
2025/06
|
13
|
14
|
22
|
24
|
21
|
32
|
32
|
26
|
23
|
34
|
49
|
34
|
32
|
24
|
30
|
16
|
15
|
12
|
15
|
19
|
20
|
14
|
20
|
14
|
15
|
15
|
19
|
13
|
13
|
14
|
|
|
2025/05
|
42
|
34
|
20
|
22
|
24
|
29
|
35
|
39
|
44
|
35
|
21
|
22
|
28
|
37
|
21
|
22
|
19
|
23
|
29
|
21
|
30
|
29
|
44
|
34
|
32
|
18
|
14
|
13
|
17
|
15
|
12
|
|
2025/04
|
37
|
51
|
69
|
100
|
82
|
37
|
54
|
63
|
60
|
69
|
60
|
53
|
65
|
50
|
56
|
36
|
26
|
34
|
37
|
39
|
33
|
32
|
45
|
54
|
49
|
50
|
63
|
61
|
33
|
35
|
|
|
2025/03
|
45
|
49
|
68
|
71
|
80
|
79
|
45
|
48
|
47
|
43
|
56
|
52
|
52
|
63
|
71
|
52
|
47
|
34
|
42
|
58
|
58
|
73
|
74
|
44
|
55
|
61
|
69
|
96
|
87
|
39
|
42
|
|
2025/02
|
51
|
58
|
43
|
44
|
49
|
53
|
44
|
30
|
27
|
31
|
41
|
52
|
42
|
43
|
51
|
54
|
40
|
31
|
35
|
40
|
35
|
35
|
36
|
21
|
29
|
24
|
37
|
46
|
|||
|
2025/01
|
49
|
47
|
61
|
75
|
69
|
81
|
73
|
78
|
62
|
46
|
42
|
56
|
52
|
58
|
74
|
75
|
73
|
81
|
54
|
52
|
77
|
88
|
51
|
40
|
41
|
39
|
44
|
49
|
53
|
46
|
45
|
|
2024/12
|
34
|
39
|
32
|
31
|
30
|
22
|
23
|
22
|
22
|
27
|
35
|
30
|
25
|
39
|
73
|
40
|
30
|
41
|
60
|
60
|
59
|
54
|
56
|
56
|
63
|
76
|
76
|
53
|
36
|
44
|
38
|
|
2024/11
|
31
|
46
|
52
|
48
|
47
|
55
|
44
|
51
|
55
|
39
|
37
|
33
|
33
|
34
|
28
|
30
|
42
|
44
|
45
|
44
|
43
|
39
|
37
|
40
|
37
|
37
|
23
|
30
|
51
|
58
|
|
|
2024/10
|
20
|
19
|
26
|
23
|
29
|
32
|
38
|
39
|
35
|
32
|
31
|
39
|
39
|
29
|
29
|
17
|
16
|
24
|
31
|
24
|
25
|
28
|
26
|
39
|
36
|
36
|
43
|
52
|
44
|
30
|
27
|
|
2024/09
|
25
|
19
|
17
|
22
|
26
|
26
|
29
|
12
|
15
|
10
|
17
|
23
|
22
|
25
|
24
|
23
|
20
|
21
|
26
|
36
|
29
|
21
|
24
|
28
|
28
|
34
|
33
|
22
|
18
|
17
|
|
|
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