Air Quality
Excellent
No health implications.
19
PM2.5
30
PM10
90
O3
0.6
CO
6
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Jun
47
Excellent
Sat
21 Jun
62
Good
Sun
22 Jun
109
Light
Mon
23 Jun
105
Light
Tue
24 Jun
107
Light
Wed
25 Jun
107
Light
Thu
26 Jun
19
Excellent
Air quality in the last 12 months (Tongshan)
|
2025/05
|
60
|
72
|
42
|
48
|
46
|
85
|
74
|
54
|
19
|
28
|
47
|
51
|
53
|
56
|
85
|
83
|
99
|
64
|
75
|
62
|
59
|
67
|
65
|
57
|
51
|
53
|
60
|
56
|
60
|
62
|
65
|
|
2025/04
|
66
|
52
|
52
|
65
|
77
|
75
|
71
|
87
|
83
|
82
|
60
|
163
|
92
|
66
|
51
|
68
|
84
|
92
|
66
|
62
|
40
|
70
|
91
|
89
|
66
|
55
|
60
|
58
|
58
|
64
|
|
|
2025/03
|
116
|
35
|
43
|
63
|
73
|
74
|
75
|
87
|
87
|
79
|
103
|
147
|
90
|
56
|
67
|
48
|
56
|
51
|
62
|
66
|
58
|
64
|
84
|
155
|
98
|
87
|
116
|
165
|
60
|
57
|
68
|
|
2025/02
|
117
|
129
|
125
|
74
|
57
|
58
|
71
|
39
|
55
|
66
|
90
|
105
|
78
|
85
|
96
|
88
|
59
|
66
|
69
|
48
|
54
|
70
|
60
|
49
|
68
|
103
|
105
|
114
|
|||
|
2025/01
|
124
|
149
|
81
|
119
|
153
|
76
|
60
|
68
|
49
|
53
|
95
|
103
|
110
|
125
|
66
|
73
|
110
|
123
|
117
|
135
|
196
|
127
|
67
|
57
|
59
|
93
|
52
|
83
|
181
|
100
|
152
|
|
2024/12
|
92
|
95
|
50
|
92
|
128
|
136
|
129
|
48
|
61
|
94
|
103
|
63
|
88
|
78
|
72
|
86
|
124
|
57
|
56
|
92
|
75
|
58
|
81
|
105
|
129
|
129
|
83
|
73
|
70
|
102
|
117
|
|
2024/11
|
75
|
100
|
99
|
79
|
46
|
67
|
54
|
51
|
55
|
53
|
60
|
77
|
110
|
74
|
80
|
78
|
46
|
40
|
40
|
51
|
68
|
65
|
49
|
47
|
39
|
48
|
63
|
58
|
57
|
78
|
|
|
2024/10
|
33
|
31
|
45
|
46
|
41
|
34
|
25
|
45
|
55
|
81
|
88
|
93
|
68
|
101
|
108
|
101
|
36
|
26
|
39
|
40
|
53
|
62
|
54
|
67
|
73
|
56
|
120
|
65
|
77
|
91
|
80
|
|
2024/09
|
44
|
37
|
34
|
39
|
54
|
34
|
38
|
29
|
33
|
41
|
48
|
38
|
50
|
78
|
36
|
46
|
21
|
21
|
25
|
29
|
29
|
34
|
37
|
42
|
44
|
59
|
66
|
36
|
41
|
38
|
|
|
2024/08
|
26
|
25
|
29
|
30
|
29
|
16
|
31
|
16
|
42
|
59
|
113
|
48
|
43
|
54
|
34
|
36
|
32
|
33
|
30
|
34
|
42
|
45
|
49
|
49
|
56
|
41
|
15
|
29
|
35
|
36
|
38
|
|
2024/07
|
47
|
54
|
39
|
17
|
26
|
16
|
31
|
30
|
23
|
73
|
78
|
75
|
51
|
20
|
32
|
41
|
18
|
16
|
36
|
21
|
27
|
35
|
34
|
59
|
34
|
24
|
18
|
20
|
19
|
23
|
28
|
|
2024/06
|
43
|
55
|
70
|
60
|
62
|
51
|
57
|
59
|
70
|
66
|
64
|
73
|
77
|
76
|
46
|
64
|
54
|
55
|
57
|
50
|
50
|
66
|
62
|
120
|
97
|
49
|
59
|
42
|
33
|
36
|
|
|
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