Air Quality
Excellent
No health implications.
7
PM2.5
19
PM10
32
O3
0.4
CO
4
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Jun
37
Excellent
Fri
27 Jun
41
Excellent
Sat
28 Jun
41
Excellent
Sun
29 Jun
49
Excellent
Mon
30 Jun
44
Excellent
Tue
1 Jul
42
Excellent
Wed
2 Jul
18
Excellent
Huayuan Air quality rank
Air quality in the last 12 months (Huayuan)
|
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
|
|
2025/02
|
35
|
22
|
42
|
44
|
55
|
57
|
53
|
82
|
51
|
47
|
51
|
68
|
58
|
42
|
42
|
45
|
32
|
30
|
33
|
48
|
90
|
36
|
53
|
83
|
58
|
37
|
40
|
47
|
|||
|
2025/01
|
97
|
110
|
112
|
137
|
95
|
69
|
54
|
53
|
46
|
60
|
72
|
67
|
80
|
76
|
75
|
68
|
80
|
95
|
84
|
81
|
98
|
138
|
154
|
100
|
18
|
26
|
42
|
70
|
150
|
94
|
54
|
|
2024/12
|
40
|
49
|
66
|
57
|
28
|
28
|
35
|
29
|
37
|
29
|
34
|
49
|
60
|
58
|
48
|
46
|
55
|
61
|
68
|
76
|
86
|
65
|
56
|
58
|
65
|
74
|
70
|
80
|
97
|
116
|
87
|
|
2024/11
|
42
|
50
|
51
|
47
|
52
|
46
|
43
|
43
|
41
|
32
|
31
|
50
|
54
|
52
|
64
|
47
|
10
|
9
|
10
|
14
|
18
|
21
|
36
|
32
|
14
|
17
|
20
|
23
|
29
|
34
|
|
|
2024/10
|
13
|
29
|
39
|
38
|
41
|
45
|
40
|
30
|
36
|
40
|
57
|
68
|
44
|
37
|
34
|
33
|
24
|
23
|
19
|
15
|
24
|
24
|
25
|
32
|
25
|
31
|
36
|
35
|
31
|
33
|
36
|
|
2024/09
|
29
|
30
|
41
|
45
|
47
|
40
|
41
|
36
|
25
|
31
|
28
|
31
|
23
|
24
|
35
|
35
|
26
|
24
|
29
|
28
|
27
|
19
|
25
|
32
|
37
|
44
|
42
|
52
|
57
|
43
|
|
|
2024/08
|
11
|
13
|
16
|
18
|
15
|
17
|
21
|
26
|
25
|
26
|
31
|
46
|
32
|
26
|
35
|
31
|
21
|
21
|
20
|
22
|
24
|
26
|
21
|
18
|
15
|
19
|
22
|
21
|
22
|
24
|
25
|
|
2024/07
|
14
|
17
|
16
|
14
|
17
|
15
|
15
|
17
|
20
|
22
|
18
|
25
|
27
|
20
|
18
|
19
|
17
|
16
|
12
|
15
|
20
|
20
|
15
|
14
|
16
|
25
|
22
|
20
|
11
|
15
|
13
|
|
2024/06
|
25
|
26
|
25
|
16
|
12
|
16
|
27
|
21
|
14
|
15
|
15
|
18
|
20
|
17
|
26
|
28
|
17
|
15
|
18
|
14
|
30
|
25
|
18
|
17
|
18
|
14
|
12
|
14
|
12
|
16
|
|
|
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