Air Quality
Excellent
No health implications.
7
PM2.5
21
PM10
78
O3
0.6
CO
11
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Jun
81
Good
Sun
29 Jun
85
Good
Mon
30 Jun
88
Good
Tue
1 Jul
86
Good
Wed
2 Jul
93
Good
Thu
3 Jul
85
Good
Fri
4 Jul
48
Excellent
Air quality in the last 12 months (Tongguan)
|
2025/05
|
55
|
57
|
57
|
47
|
47
|
144
|
125
|
57
|
27
|
40
|
48
|
54
|
46
|
62
|
59
|
34
|
49
|
95
|
64
|
39
|
32
|
37
|
42
|
72
|
62
|
63
|
67
|
64
|
47
|
33
|
29
|
|
2025/04
|
47
|
71
|
64
|
73
|
82
|
68
|
68
|
65
|
71
|
65
|
64
|
208
|
124
|
100
|
54
|
58
|
67
|
70
|
80
|
68
|
58
|
54
|
69
|
72
|
62
|
51
|
44
|
65
|
71
|
60
|
|
|
2025/03
|
47
|
41
|
27
|
52
|
66
|
69
|
67
|
74
|
90
|
79
|
54
|
69
|
52
|
47
|
37
|
56
|
39
|
56
|
55
|
57
|
57
|
63
|
73
|
66
|
65
|
70
|
85
|
78
|
84
|
84
|
54
|
|
2025/02
|
58
|
69
|
108
|
95
|
58
|
60
|
98
|
44
|
44
|
53
|
74
|
105
|
74
|
92
|
118
|
95
|
83
|
52
|
68
|
64
|
42
|
62
|
91
|
97
|
87
|
130
|
88
|
59
|
|||
|
2025/01
|
105
|
133
|
179
|
124
|
121
|
86
|
58
|
69
|
60
|
51
|
70
|
82
|
80
|
105
|
80
|
62
|
72
|
86
|
88
|
136
|
134
|
161
|
189
|
72
|
48
|
56
|
53
|
83
|
113
|
85
|
100
|
|
2024/12
|
62
|
68
|
119
|
71
|
76
|
97
|
135
|
63
|
64
|
73
|
86
|
104
|
91
|
75
|
69
|
70
|
87
|
107
|
49
|
74
|
111
|
65
|
78
|
90
|
120
|
148
|
88
|
108
|
73
|
106
|
97
|
|
2024/11
|
34
|
63
|
53
|
69
|
50
|
51
|
46
|
49
|
58
|
51
|
57
|
62
|
55
|
80
|
89
|
89
|
31
|
32
|
39
|
51
|
54
|
68
|
60
|
54
|
48
|
49
|
69
|
69
|
55
|
60
|
|
|
2024/10
|
35
|
40
|
37
|
42
|
38
|
27
|
15
|
45
|
50
|
60
|
61
|
68
|
66
|
54
|
50
|
45
|
33
|
47
|
32
|
45
|
56
|
44
|
60
|
57
|
54
|
29
|
23
|
66
|
72
|
52
|
45
|
|
2024/09
|
49
|
57
|
51
|
52
|
49
|
41
|
53
|
52
|
37
|
38
|
25
|
22
|
42
|
54
|
42
|
40
|
35
|
39
|
39
|
32
|
38
|
35
|
41
|
45
|
51
|
70
|
32
|
44
|
45
|
49
|
|
|
2024/08
|
24
|
29
|
36
|
42
|
40
|
39
|
37
|
41
|
47
|
49
|
48
|
46
|
43
|
26
|
39
|
46
|
48
|
51
|
49
|
26
|
48
|
44
|
49
|
55
|
49
|
56
|
35
|
22
|
42
|
46
|
48
|
|
2024/07
|
22
|
22
|
36
|
30
|
25
|
28
|
27
|
27
|
36
|
38
|
43
|
46
|
25
|
18
|
41
|
49
|
36
|
31
|
28
|
23
|
34
|
37
|
49
|
47
|
36
|
31
|
20
|
17
|
31
|
32
|
38
|
|
2024/06
|
32
|
41
|
37
|
50
|
38
|
34
|
40
|
45
|
55
|
26
|
36
|
38
|
50
|
55
|
53
|
54
|
37
|
39
|
25
|
29
|
44
|
18
|
25
|
44
|
32
|
32
|
21
|
17
|
33
|
24
|
|
|
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