Air Quality
Excellent
No health implications.
26
PM2.5
32
PM10
42
O3
0.5
CO
11
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Jul
54
Good
Tue
15 Jul
53
Good
Wed
16 Jul
51
Good
Thu
17 Jul
49
Excellent
Fri
18 Jul
49
Excellent
Sat
19 Jul
45
Excellent
Sun
20 Jul
37
Excellent
Tongyu Air quality rank
Air quality in the last 12 months (Tongyu)
|
2025/06
|
18
|
31
|
16
|
16
|
26
|
22
|
18
|
31
|
23
|
19
|
20
|
38
|
33
|
20
|
30
|
19
|
20
|
33
|
21
|
15
|
15
|
22
|
27
|
43
|
40
|
38
|
44
|
26
|
37
|
30
|
|
|
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
|
|
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