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
24 Feb
Tue
25 Feb
Wed
26 Feb
Thu
27 Feb
Fri
28 Feb
Sat
1 Mar
Sun
2 Mar
Real-time AQI (Monitoring Station in Tonghua)
光明
2920
PM2.5
27
PM10
27
O3
0.5
CO
9
SO2
40
NO2
铁路
3524
PM2.5
28
PM10
24
O3
0.7
CO
6
SO2
37
NO2
Air quality in the last 12 months (Tonghua)
|
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
|
|
|
2024/05
|
27
|
39
|
36
|
34
|
19
|
12
|
29
|
27
|
45
|
50
|
39
|
41
|
30
|
37
|
16
|
28
|
29
|
41
|
21
|
11
|
15
|
24
|
19
|
31
|
23
|
12
|
9
|
24
|
30
|
21
|
15
|
|
2024/04
|
38
|
43
|
50
|
70
|
43
|
57
|
54
|
92
|
68
|
107
|
34
|
38
|
30
|
37
|
45
|
142
|
105
|
54
|
64
|
88
|
47
|
32
|
33
|
19
|
33
|
46
|
44
|
21
|
21
|
26
|
|
|
2024/03
|
33
|
37
|
30
|
39
|
39
|
26
|
30
|
31
|
35
|
44
|
35
|
44
|
41
|
48
|
53
|
45
|
64
|
35
|
31
|
30
|
45
|
60
|
39
|
44
|
31
|
34
|
47
|
45
|
90
|
58
|
57
|
|
2024/02
|
48
|
68
|
58
|
55
|
41
|
50
|
81
|
79
|
139
|
253
|
79
|
70
|
69
|
53
|
34
|
35
|
30
|
29
|
25
|
29
|
27
|
25
|
30
|
99
|
91
|
51
|
50
|
46
|
48
|
||
|
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