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
16 Dec
Wed
17 Dec
Thu
18 Dec
Fri
19 Dec
Sat
20 Dec
Sun
21 Dec
Mon
22 Dec
Real-time AQI (Monitoring Station in Tonghua)
光明
3717
PM2.5
37
PM10
67
O3
0.5
CO
10
SO2
13
NO2
铁路
2819
PM2.5
21
PM10
67
O3
0.3
CO
9
SO2
5
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