Air Quality
Excellent
No health implications.
8
PM2.5
16
PM10
59
O3
0.3
CO
4
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Jun
64
Good
Fri
20 Jun
52
Good
Sat
21 Jun
53
Good
Sun
22 Jun
68
Good
Mon
23 Jun
88
Good
Tue
24 Jun
103
Light
Wed
25 Jun
43
Excellent
Air quality in the last 12 months (Tongyu)
|
2025/05
|
35
|
25
|
24
|
22
|
30
|
32
|
45
|
50
|
41
|
34
|
40
|
72
|
65
|
81
|
62
|
45
|
30
|
37
|
31
|
41
|
45
|
38
|
27
|
43
|
35
|
43
|
57
|
67
|
60
|
68
|
43
|
|
2025/04
|
65
|
48
|
65
|
81
|
65
|
73
|
67
|
46
|
54
|
69
|
105
|
27
|
19
|
25
|
32
|
35
|
69
|
29
|
27
|
44
|
51
|
19
|
37
|
60
|
57
|
107
|
35
|
33
|
62
|
28
|
|
|
2025/03
|
43
|
37
|
47
|
57
|
73
|
59
|
67
|
80
|
135
|
155
|
122
|
124
|
61
|
41
|
42
|
58
|
87
|
52
|
64
|
61
|
66
|
96
|
161
|
70
|
105
|
110
|
34
|
32
|
30
|
30
|
47
|
|
2025/02
|
84
|
93
|
41
|
39
|
45
|
61
|
31
|
27
|
42
|
64
|
114
|
54
|
41
|
50
|
76
|
42
|
35
|
30
|
33
|
38
|
42
|
42
|
45
|
53
|
96
|
42
|
64
|
66
|
|||
|
2025/01
|
39
|
29
|
38
|
84
|
139
|
106
|
39
|
39
|
47
|
52
|
91
|
118
|
66
|
48
|
37
|
36
|
47
|
88
|
44
|
73
|
97
|
96
|
110
|
159
|
156
|
176
|
105
|
53
|
51
|
43
|
61
|
|
2024/12
|
49
|
24
|
27
|
24
|
33
|
34
|
34
|
40
|
53
|
44
|
35
|
43
|
68
|
33
|
32
|
37
|
42
|
53
|
56
|
71
|
54
|
37
|
39
|
39
|
55
|
35
|
34
|
35
|
58
|
76
|
38
|
|
2024/11
|
34
|
50
|
59
|
21
|
26
|
39
|
63
|
143
|
115
|
57
|
46
|
36
|
82
|
85
|
167
|
48
|
34
|
36
|
53
|
48
|
37
|
54
|
96
|
144
|
149
|
36
|
26
|
36
|
33
|
38
|
|
|
2024/10
|
22
|
24
|
26
|
39
|
44
|
33
|
51
|
35
|
47
|
22
|
28
|
30
|
57
|
53
|
25
|
33
|
40
|
34
|
30
|
33
|
40
|
33
|
50
|
48
|
44
|
38
|
32
|
38
|
61
|
47
|
54
|
|
2024/09
|
18
|
18
|
20
|
26
|
20
|
24
|
23
|
25
|
41
|
25
|
27
|
32
|
34
|
27
|
24
|
29
|
30
|
28
|
35
|
23
|
32
|
39
|
32
|
40
|
28
|
36
|
33
|
39
|
53
|
23
|
|
|
2024/08
|
17
|
17
|
19
|
21
|
19
|
23
|
31
|
24
|
23
|
24
|
15
|
17
|
20
|
24
|
25
|
31
|
33
|
30
|
21
|
19
|
15
|
15
|
27
|
29
|
20
|
24
|
19
|
22
|
26
|
26
|
20
|
|
2024/07
|
51
|
45
|
39
|
34
|
28
|
36
|
48
|
77
|
69
|
70
|
72
|
77
|
70
|
58
|
50
|
33
|
20
|
28
|
28
|
33
|
34
|
27
|
20
|
17
|
22
|
16
|
15
|
16
|
18
|
23
|
18
|
|
2024/06
|
23
|
28
|
30
|
38
|
44
|
52
|
42
|
25
|
18
|
36
|
42
|
30
|
30
|
16
|
16
|
22
|
18
|
24
|
55
|
30
|
31
|
44
|
8
|
13
|
19
|
27
|
44
|
49
|
41
|
33
|
|
|
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