Air Quality
Excellent
No health implications.
20
PM2.5
33
PM10
37
O3
0.8
CO
6
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Jan
57
Good
Tue
13 Jan
56
Good
Wed
14 Jan
82
Good
Thu
15 Jan
76
Good
Fri
16 Jan
58
Good
Sat
17 Jan
83
Good
Sun
18 Jan
23
Excellent
Air quality in the last 12 months (Huadian)
|
2025/11
|
44
|
31
|
40
|
54
|
72
|
77
|
48
|
66
|
29
|
35
|
104
|
78
|
37
|
91
|
96
|
43
|
66
|
40
|
36
|
42
|
49
|
53
|
107
|
230
|
471
|
249
|
61
|
40
|
38
|
43
|
|
|
2025/10
|
38
|
44
|
27
|
27
|
21
|
17
|
21
|
24
|
24
|
25
|
14
|
30
|
62
|
162
|
60
|
57
|
46
|
24
|
19
|
21
|
32
|
37
|
51
|
54
|
63
|
45
|
37
|
75
|
132
|
36
|
30
|
|
2025/09
|
12
|
20
|
22
|
22
|
25
|
15
|
19
|
19
|
18
|
19
|
22
|
33
|
33
|
29
|
21
|
25
|
22
|
21
|
22
|
22
|
23
|
23
|
29
|
22
|
30
|
26
|
25
|
25
|
27
|
27
|
|
|
2025/08
|
17
|
21
|
18
|
15
|
16
|
15
|
15
|
18
|
16
|
14
|
16
|
20
|
21
|
22
|
25
|
20
|
14
|
16
|
26
|
17
|
15
|
17
|
21
|
16
|
13
|
17
|
19
|
15
|
14
|
24
|
16
|
|
2025/07
|
22
|
17
|
19
|
15
|
21
|
21
|
22
|
24
|
28
|
28
|
29
|
30
|
26
|
19
|
14
|
11
|
16
|
13
|
17
|
17
|
14
|
18
|
14
|
17
|
23
|
23
|
18
|
19
|
19
|
15
|
17
|
|
2025/06
|
38
|
37
|
22
|
23
|
29
|
32
|
28
|
27
|
33
|
20
|
24
|
22
|
30
|
32
|
31
|
21
|
26
|
29
|
32
|
26
|
18
|
21
|
25
|
33
|
34
|
28
|
48
|
34
|
36
|
30
|
|
|
2025/05
|
23
|
22
|
21
|
22
|
26
|
25
|
36
|
45
|
48
|
26
|
35
|
42
|
49
|
43
|
27
|
29
|
22
|
30
|
22
|
31
|
40
|
44
|
28
|
34
|
28
|
30
|
33
|
29
|
37
|
37
|
42
|
|
2025/04
|
56
|
41
|
50
|
44
|
28
|
38
|
35
|
52
|
55
|
54
|
61
|
39
|
15
|
26
|
39
|
36
|
48
|
42
|
30
|
49
|
80
|
29
|
30
|
65
|
53
|
65
|
58
|
52
|
58
|
50
|
|
|
2025/03
|
81
|
25
|
28
|
28
|
40
|
59
|
52
|
52
|
69
|
69
|
62
|
86
|
49
|
35
|
40
|
42
|
59
|
62
|
58
|
62
|
59
|
62
|
61
|
73
|
85
|
68
|
37
|
28
|
39
|
39
|
50
|
|
2025/02
|
83
|
91
|
59
|
49
|
57
|
48
|
47
|
37
|
42
|
47
|
52
|
60
|
59
|
54
|
64
|
51
|
31
|
36
|
39
|
42
|
39
|
44
|
46
|
41
|
78
|
57
|
65
|
96
|
|||
|
2025/01
|
55
|
38
|
40
|
47
|
82
|
79
|
56
|
52
|
48
|
56
|
70
|
76
|
68
|
51
|
38
|
50
|
48
|
55
|
65
|
98
|
86
|
94
|
71
|
69
|
79
|
66
|
42
|
70
|
73
|
56
|
69
|
|
2024/12
|
48
|
27
|
30
|
29
|
31
|
42
|
38
|
42
|
49
|
54
|
41
|
42
|
53
|
46
|
31
|
36
|
47
|
47
|
50
|
54
|
54
|
40
|
47
|
35
|
51
|
49
|
41
|
38
|
38
|
62
|
38
|
|
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