Air Quality
Excellent
No health implications.
3
PM2.5
7
PM10
51
O3
0.5
CO
12
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Jun
43
Excellent
Tue
23 Jun
44
Excellent
Wed
24 Jun
46
Excellent
Thu
25 Jun
46
Excellent
Fri
26 Jun
51
Good
Sat
27 Jun
29
Excellent
Sun
28 Jun
34
Excellent
Air quality in the last 12 months (Tongnan)
|
2026/05
|
58
|
40
|
52
|
50
|
65
|
81
|
46
|
34
|
43
|
53
|
69
|
79
|
53
|
80
|
70
|
38
|
34
|
19
|
31
|
31
|
39
|
29
|
24
|
25
|
27
|
24
|
27
|
27
|
30
|
28
|
34
|
|
2026/04
|
38
|
33
|
34
|
57
|
67
|
46
|
24
|
30
|
35
|
38
|
36
|
31
|
33
|
32
|
31
|
34
|
41
|
49
|
60
|
92
|
25
|
25
|
43
|
50
|
68
|
71
|
41
|
27
|
28
|
37
|
|
|
2026/03
|
27
|
29
|
42
|
34
|
46
|
57
|
41
|
41
|
29
|
32
|
40
|
52
|
62
|
32
|
32
|
24
|
26
|
29
|
38
|
34
|
39
|
43
|
41
|
29
|
37
|
32
|
47
|
40
|
41
|
30
|
28
|
|
2026/02
|
58
|
91
|
106
|
83
|
90
|
87
|
88
|
62
|
55
|
60
|
76
|
74
|
82
|
86
|
79
|
56
|
111
|
83
|
91
|
91
|
75
|
90
|
91
|
45
|
54
|
41
|
54
|
29
|
|||
|
2026/01
|
30
|
30
|
42
|
50
|
62
|
53
|
67
|
95
|
108
|
126
|
192
|
171
|
115
|
124
|
150
|
167
|
172
|
184
|
62
|
24
|
35
|
48
|
57
|
61
|
84
|
82
|
76
|
87
|
88
|
29
|
47
|
|
2025/12
|
133
|
159
|
74
|
60
|
71
|
64
|
96
|
87
|
116
|
109
|
93
|
91
|
50
|
63
|
75
|
86
|
119
|
132
|
121
|
81
|
41
|
34
|
39
|
47
|
51
|
52
|
74
|
79
|
96
|
121
|
82
|
|
2025/11
|
39
|
37
|
54
|
50
|
51
|
37
|
26
|
29
|
22
|
21
|
31
|
40
|
50
|
38
|
32
|
37
|
27
|
28
|
46
|
57
|
70
|
90
|
85
|
71
|
66
|
62
|
93
|
92
|
87
|
126
|
|
|
2025/10
|
18
|
13
|
27
|
21
|
12
|
21
|
36
|
46
|
39
|
54
|
43
|
17
|
18
|
32
|
33
|
26
|
22
|
30
|
16
|
12
|
14
|
20
|
25
|
30
|
30
|
36
|
31
|
40
|
41
|
40
|
42
|
|
2025/09
|
47
|
45
|
34
|
40
|
29
|
25
|
31
|
23
|
25
|
35
|
31
|
10
|
16
|
28
|
46
|
48
|
21
|
21
|
11
|
21
|
16
|
13
|
14
|
18
|
28
|
33
|
31
|
17
|
13
|
25
|
|
|
2025/08
|
34
|
35
|
37
|
44
|
56
|
51
|
26
|
36
|
33
|
25
|
19
|
23
|
33
|
36
|
56
|
24
|
34
|
38
|
29
|
30
|
42
|
29
|
26
|
21
|
21
|
28
|
29
|
31
|
17
|
26
|
27
|
|
2025/07
|
19
|
13
|
14
|
21
|
14
|
25
|
21
|
18
|
11
|
20
|
19
|
15
|
21
|
22
|
24
|
24
|
25
|
21
|
23
|
16
|
15
|
16
|
14
|
16
|
18
|
21
|
23
|
39
|
44
|
40
|
30
|
|
2025/06
|
25
|
19
|
38
|
39
|
34
|
37
|
28
|
18
|
17
|
29
|
37
|
38
|
34
|
37
|
33
|
37
|
30
|
19
|
17
|
33
|
20
|
19
|
18
|
23
|
17
|
21
|
23
|
25
|
20
|
13
|
|
|
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