Air Quality
Excellent
No health implications.
12
PM2.5
18
PM10
74
O3
0.3
CO
5
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 May
58
Good
Tue
13 May
58
Good
Wed
14 May
36
Excellent
Thu
15 May
42
Excellent
Fri
16 May
61
Good
Sat
17 May
34
Excellent
Sun
18 May
41
Excellent
Air quality in the last 12 months (Gejiu)
|
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
|
|
|
2024/08
|
15
|
17
|
14
|
16
|
12
|
12
|
11
|
11
|
11
|
12
|
31
|
44
|
22
|
31
|
31
|
28
|
30
|
28
|
30
|
32
|
17
|
12
|
12
|
22
|
15
|
13
|
16
|
23
|
24
|
22
|
19
|
|
2024/07
|
12
|
14
|
12
|
10
|
12
|
14
|
12
|
15
|
13
|
10
|
9
|
12
|
12
|
12
|
13
|
12
|
13
|
13
|
12
|
10
|
10
|
13
|
20
|
16
|
16
|
21
|
20
|
20
|
15
|
13
|
15
|
|
2024/06
|
25
|
21
|
17
|
24
|
21
|
14
|
10
|
13
|
14
|
19
|
11
|
10
|
9
|
12
|
11
|
15
|
22
|
21
|
25
|
22
|
21
|
17
|
17
|
21
|
20
|
13
|
10
|
13
|
11
|
11
|
|
|
2024/05
|
70
|
53
|
38
|
50
|
60
|
39
|
39
|
35
|
23
|
22
|
28
|
34
|
28
|
22
|
31
|
21
|
23
|
26
|
29
|
27
|
39
|
29
|
27
|
24
|
20
|
11
|
12
|
13
|
19
|
31
|
28
|
|
2024/04
|
52
|
54
|
65
|
71
|
71
|
90
|
86
|
66
|
54
|
59
|
61
|
64
|
73
|
57
|
81
|
88
|
84
|
62
|
58
|
49
|
49
|
55
|
54
|
56
|
40
|
50
|
59
|
61
|
66
|
62
|
|
|
2024/03
|
29
|
32
|
51
|
54
|
36
|
41
|
77
|
65
|
51
|
47
|
46
|
48
|
58
|
60
|
63
|
77
|
95
|
78
|
65
|
38
|
39
|
37
|
34
|
45
|
49
|
57
|
62
|
66
|
56
|
73
|
74
|
|
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