Air Quality
Excellent
No health implications.
19
PM2.5
28
PM10
138
O3
0.5
CO
8
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
31 May
96
Good
Sun
1 Jun
85
Good
Mon
2 Jun
62
Good
Tue
3 Jun
54
Good
Wed
4 Jun
57
Good
Thu
5 Jun
57
Good
Fri
6 Jun
20
Excellent
Air quality in the last 12 months (Tonghua County)
|
2025/04
|
55
|
46
|
43
|
46
|
16
|
27
|
39
|
49
|
53
|
50
|
50
|
26
|
13
|
20
|
28
|
36
|
52
|
32
|
16
|
31
|
35
|
19
|
37
|
57
|
58
|
52
|
54
|
52
|
62
|
50
|
|
|
2025/03
|
67
|
27
|
20
|
25
|
40
|
52
|
44
|
47
|
50
|
51
|
40
|
64
|
45
|
34
|
38
|
37
|
58
|
49
|
44
|
43
|
55
|
80
|
102
|
69
|
84
|
87
|
37
|
27
|
27
|
26
|
41
|
|
2025/02
|
80
|
73
|
35
|
37
|
37
|
49
|
38
|
26
|
42
|
54
|
66
|
89
|
79
|
67
|
80
|
47
|
31
|
33
|
44
|
43
|
44
|
38
|
41
|
39
|
55
|
56
|
59
|
62
|
|||
|
2025/01
|
57
|
41
|
51
|
51
|
77
|
55
|
59
|
28
|
30
|
44
|
64
|
67
|
65
|
45
|
39
|
36
|
47
|
54
|
53
|
69
|
73
|
61
|
62
|
62
|
63
|
77
|
64
|
70
|
74
|
59
|
76
|
|
2024/12
|
53
|
16
|
37
|
35
|
35
|
32
|
42
|
52
|
60
|
70
|
54
|
47
|
57
|
52
|
33
|
34
|
38
|
37
|
52
|
66
|
40
|
46
|
64
|
61
|
67
|
41
|
43
|
53
|
47
|
42
|
39
|
|
2024/11
|
66
|
95
|
55
|
18
|
23
|
20
|
34
|
46
|
46
|
32
|
41
|
27
|
37
|
44
|
28
|
28
|
20
|
23
|
25
|
43
|
49
|
31
|
33
|
49
|
51
|
29
|
21
|
34
|
28
|
37
|
|
|
2024/10
|
11
|
16
|
29
|
29
|
29
|
48
|
22
|
34
|
32
|
32
|
31
|
45
|
46
|
30
|
14
|
30
|
55
|
50
|
20
|
27
|
22
|
28
|
21
|
37
|
44
|
56
|
43
|
28
|
49
|
43
|
55
|
|
2024/09
|
19
|
11
|
18
|
19
|
13
|
22
|
27
|
21
|
27
|
20
|
17
|
21
|
19
|
16
|
15
|
23
|
21
|
27
|
31
|
15
|
9
|
21
|
21
|
25
|
28
|
16
|
35
|
28
|
24
|
29
|
|
|
2024/08
|
12
|
13
|
16
|
22
|
16
|
17
|
15
|
22
|
35
|
28
|
24
|
19
|
23
|
27
|
30
|
25
|
29
|
30
|
23
|
22
|
18
|
13
|
15
|
29
|
34
|
26
|
27
|
23
|
22
|
24
|
25
|
|
2024/07
|
22
|
30
|
12
|
26
|
28
|
17
|
15
|
26
|
49
|
49
|
57
|
52
|
54
|
53
|
50
|
26
|
10
|
16
|
29
|
19
|
15
|
16
|
14
|
11
|
11
|
8
|
7
|
8
|
12
|
20
|
17
|
|
2024/06
|
15
|
13
|
27
|
25
|
24
|
19
|
19
|
17
|
16
|
24
|
29
|
20
|
22
|
13
|
14
|
19
|
28
|
32
|
41
|
23
|
27
|
21
|
20
|
13
|
13
|
23
|
27
|
27
|
17
|
22
|
|
|
2024/05
|
27
|
41
|
38
|
35
|
20
|
14
|
28
|
26
|
49
|
49
|
43
|
40
|
29
|
39
|
15
|
24
|
30
|
39
|
20
|
10
|
14
|
24
|
18
|
29
|
22
|
11
|
10
|
23
|
30
|
20
|
14
|
|
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