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
23 Jun
Tue
24 Jun
Wed
25 Jun
Thu
26 Jun
Fri
27 Jun
Sat
28 Jun
Sun
29 Jun
Real-time AQI (Monitoring Station in Tonghua)
光明
4311
PM2.5
12
PM10
137
O3
0.3
CO
8
SO2
9
NO2
铁路
3614
PM2.5
23
PM10
113
O3
0.4
CO
10
SO2
22
NO2
Air quality in the last 12 months (Tonghua)
|
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
|
|
2024/11
|
66
|
94
|
47
|
17
|
27
|
20
|
33
|
47
|
46
|
32
|
47
|
26
|
38
|
46
|
29
|
29
|
21
|
25
|
26
|
41
|
48
|
31
|
34
|
49
|
56
|
27
|
19
|
29
|
23
|
35
|
|
|
2024/10
|
10
|
15
|
30
|
29
|
28
|
50
|
21
|
36
|
32
|
33
|
33
|
46
|
44
|
31
|
14
|
30
|
56
|
52
|
18
|
26
|
24
|
29
|
20
|
36
|
42
|
55
|
43
|
29
|
49
|
36
|
52
|
|
2024/09
|
18
|
11
|
19
|
18
|
13
|
25
|
31
|
20
|
28
|
19
|
17
|
21
|
19
|
15
|
14
|
24
|
20
|
29
|
31
|
15
|
8
|
22
|
22
|
28
|
31
|
15
|
38
|
31
|
25
|
29
|
|
|
2024/08
|
11
|
11
|
15
|
20
|
15
|
14
|
13
|
24
|
35
|
30
|
25
|
17
|
22
|
25
|
30
|
25
|
26
|
29
|
23
|
23
|
19
|
12
|
14
|
31
|
36
|
30
|
28
|
25
|
22
|
25
|
27
|
|
2024/07
|
22
|
30
|
12
|
25
|
24
|
17
|
13
|
25
|
50
|
51
|
61
|
53
|
56
|
58
|
54
|
27
|
10
|
15
|
29
|
20
|
14
|
16
|
13
|
11
|
11
|
8
|
8
|
8
|
11
|
17
|
16
|
|
2024/06
|
14
|
13
|
32
|
26
|
24
|
21
|
21
|
17
|
16
|
27
|
30
|
18
|
22
|
13
|
13
|
21
|
29
|
33
|
45
|
25
|
28
|
21
|
15
|
14
|
12
|
23
|
27
|
29
|
19
|
22
|
|
|
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