Air Quality
Excellent
No health implications.
4
PM2.5
7
PM10
48
O3
0.5
CO
4
SO2
3
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Jun
42
Excellent
Fri
27 Jun
44
Excellent
Sat
28 Jun
39
Excellent
Sun
29 Jun
45
Excellent
Mon
30 Jun
45
Excellent
Tue
1 Jul
44
Excellent
Wed
2 Jul
18
Excellent
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