Air Quality
Excellent
No health implications.
3
PM2.5
11
PM10
64
O3
0.6
CO
4
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Mar
41
Excellent
Tue
17 Mar
41
Excellent
Wed
18 Mar
60
Good
Thu
19 Mar
61
Good
Fri
20 Mar
56
Good
Sat
21 Mar
55
Good
Sun
22 Mar
48
Excellent
Air quality in the last 12 months (Huayuan)
|
2026/02
|
52
|
65
|
70
|
86
|
93
|
81
|
120
|
74
|
54
|
56
|
57
|
63
|
69
|
64
|
60
|
26
|
54
|
60
|
50
|
52
|
55
|
53
|
35
|
42
|
49
|
15
|
19
|
16
|
|||
|
2026/01
|
27
|
54
|
66
|
48
|
53
|
50
|
53
|
53
|
57
|
74
|
67
|
80
|
86
|
109
|
98
|
102
|
98
|
134
|
44
|
29
|
59
|
62
|
70
|
76
|
58
|
34
|
67
|
77
|
50
|
18
|
48
|
|
2025/12
|
57
|
83
|
73
|
56
|
58
|
53
|
57
|
54
|
62
|
77
|
71
|
135
|
27
|
40
|
47
|
53
|
59
|
66
|
73
|
70
|
33
|
51
|
23
|
43
|
51
|
54
|
56
|
57
|
79
|
99
|
61
|
|
2025/11
|
25
|
25
|
17
|
22
|
24
|
16
|
14
|
10
|
12
|
26
|
39
|
34
|
33
|
38
|
41
|
41
|
43
|
18
|
25
|
28
|
30
|
36
|
42
|
33
|
48
|
44
|
45
|
50
|
53
|
50
|
|
|
2025/10
|
24
|
24
|
23
|
24
|
32
|
27
|
28
|
34
|
33
|
29
|
34
|
45
|
22
|
13
|
21
|
14
|
15
|
8
|
8
|
8
|
8
|
23
|
28
|
32
|
46
|
35
|
26
|
29
|
37
|
37
|
27
|
|
2025/09
|
24
|
24
|
25
|
20
|
25
|
29
|
25
|
29
|
15
|
12
|
19
|
24
|
21
|
21
|
22
|
26
|
27
|
16
|
14
|
12
|
22
|
24
|
17
|
19
|
19
|
16
|
21
|
23
|
24
|
23
|
|
|
2025/08
|
26
|
26
|
25
|
27
|
26
|
25
|
17
|
12
|
22
|
23
|
18
|
12
|
17
|
20
|
14
|
17
|
21
|
25
|
20
|
16
|
14
|
23
|
22
|
21
|
20
|
20
|
21
|
21
|
26
|
26
|
23
|
|
2025/07
|
17
|
17
|
16
|
15
|
17
|
19
|
25
|
27
|
29
|
24
|
30
|
30
|
28
|
22
|
20
|
18
|
22
|
24
|
28
|
26
|
14
|
11
|
12
|
14
|
15
|
19
|
23
|
19
|
22
|
19
|
22
|
|
2025/06
|
10
|
22
|
28
|
27
|
31
|
36
|
27
|
24
|
28
|
27
|
28
|
27
|
23
|
20
|
22
|
27
|
18
|
15
|
14
|
17
|
12
|
15
|
17
|
25
|
19
|
15
|
18
|
19
|
20
|
21
|
|
|
2025/05
|
40
|
57
|
50
|
43
|
32
|
43
|
59
|
26
|
19
|
21
|
31
|
34
|
38
|
53
|
35
|
28
|
36
|
40
|
42
|
39
|
31
|
26
|
33
|
49
|
42
|
32
|
26
|
16
|
25
|
26
|
23
|
|
2025/04
|
41
|
47
|
49
|
57
|
56
|
56
|
54
|
60
|
54
|
46
|
51
|
41
|
145
|
92
|
72
|
64
|
59
|
61
|
29
|
36
|
36
|
35
|
41
|
33
|
43
|
38
|
26
|
31
|
39
|
21
|
|
|
2025/03
|
46
|
45
|
12
|
23
|
24
|
26
|
31
|
29
|
36
|
45
|
48
|
51
|
55
|
31
|
18
|
34
|
45
|
28
|
31
|
35
|
40
|
53
|
46
|
48
|
50
|
62
|
81
|
71
|
50
|
35
|
47
|
|
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