Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Dec
Sat
20 Dec
Sun
21 Dec
Mon
22 Dec
Tue
23 Dec
Wed
24 Dec
Thu
25 Dec
Tonghua Air quality rank
Real-time AQI (Monitoring Station in Tonghua)
光明
2819
PM2.5
23
PM10
77
O3
0.4
CO
11
SO2
6
NO2
铁路
289
PM2.5
28
PM10
71
O3
0.3
CO
10
SO2
3
NO2
Air quality in the last 12 months (Tonghua)
|
2025/11
|
44
|
19
|
32
|
42
|
57
|
48
|
67
|
58
|
28
|
24
|
44
|
48
|
37
|
49
|
55
|
40
|
37
|
36
|
46
|
51
|
40
|
44
|
61
|
107
|
256
|
149
|
38
|
46
|
43
|
49
|
|
|
2025/10
|
39
|
41
|
42
|
31
|
30
|
19
|
21
|
25
|
23
|
25
|
15
|
37
|
35
|
54
|
47
|
53
|
34
|
16
|
20
|
29
|
33
|
45
|
54
|
55
|
51
|
41
|
44
|
50
|
63
|
29
|
41
|
|
2025/09
|
14
|
48
|
27
|
27
|
25
|
17
|
21
|
31
|
28
|
31
|
34
|
40
|
48
|
28
|
26
|
31
|
24
|
32
|
22
|
23
|
47
|
36
|
33
|
12
|
21
|
44
|
39
|
26
|
45
|
38
|
|
|
2025/08
|
20
|
17
|
18
|
18
|
20
|
12
|
16
|
29
|
18
|
16
|
31
|
22
|
27
|
15
|
24
|
9
|
13
|
19
|
17
|
10
|
16
|
15
|
17
|
19
|
12
|
15
|
33
|
14
|
14
|
23
|
10
|
|
2025/07
|
12
|
11
|
10
|
10
|
17
|
13
|
31
|
26
|
29
|
28
|
31
|
23
|
19
|
16
|
15
|
9
|
11
|
10
|
18
|
11
|
10
|
15
|
12
|
16
|
15
|
15
|
21
|
17
|
17
|
12
|
22
|
|
2025/06
|
40
|
37
|
20
|
13
|
34
|
24
|
19
|
18
|
27
|
14
|
15
|
23
|
25
|
33
|
31
|
16
|
15
|
25
|
27
|
18
|
18
|
19
|
25
|
31
|
31
|
28
|
34
|
19
|
23
|
14
|
|
|
2025/05
|
14
|
20
|
20
|
21
|
29
|
26
|
30
|
40
|
51
|
23
|
30
|
41
|
46
|
34
|
15
|
23
|
18
|
20
|
23
|
41
|
41
|
58
|
36
|
32
|
29
|
30
|
31
|
26
|
37
|
37
|
37
|
|
2025/04
|
53
|
43
|
42
|
45
|
15
|
26
|
36
|
47
|
53
|
49
|
54
|
28
|
13
|
20
|
26
|
36
|
52
|
31
|
15
|
33
|
34
|
17
|
35
|
55
|
55
|
52
|
52
|
52
|
61
|
47
|
|
|
2025/03
|
68
|
26
|
19
|
22
|
36
|
52
|
46
|
45
|
49
|
52
|
39
|
62
|
44
|
34
|
36
|
33
|
55
|
46
|
40
|
40
|
54
|
73
|
101
|
72
|
83
|
82
|
33
|
24
|
24
|
21
|
37
|
|
2025/02
|
78
|
71
|
38
|
34
|
33
|
48
|
38
|
25
|
43
|
53
|
70
|
84
|
94
|
68
|
80
|
48
|
32
|
30
|
41
|
40
|
41
|
35
|
39
|
38
|
55
|
55
|
59
|
58
|
|||
|
2025/01
|
55
|
40
|
50
|
54
|
74
|
51
|
57
|
25
|
26
|
38
|
59
|
65
|
65
|
44
|
39
|
35
|
54
|
59
|
54
|
68
|
72
|
58
|
64
|
64
|
65
|
83
|
60
|
64
|
67
|
59
|
75
|
|
2024/12
|
55
|
17
|
42
|
32
|
33
|
32
|
39
|
52
|
58
|
69
|
52
|
49
|
59
|
53
|
31
|
34
|
37
|
36
|
51
|
69
|
36
|
47
|
65
|
63
|
68
|
42
|
44
|
55
|
49
|
42
|
43
|
|
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
*: primary pollution