Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
24
PM2.5
51
*
PM10
98
O3
0.5
CO
9
SO2
13
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
31 May
70
Good
Sun
1 Jun
62
Good
Mon
2 Jun
80
Good
Tue
3 Jun
89
Good
Wed
4 Jun
97
Good
Thu
5 Jun
108
Light
Fri
6 Jun
45
Excellent
Air quality in the last 12 months (Tongguan)
|
2025/04
|
78
|
80
|
64
|
96
|
77
|
82
|
81
|
89
|
104
|
85
|
104
|
283
|
122
|
80
|
59
|
97
|
118
|
92
|
65
|
65
|
64
|
209
|
120
|
70
|
66
|
67
|
57
|
48
|
53
|
112
|
|
|
2025/03
|
92
|
51
|
21
|
36
|
60
|
61
|
66
|
71
|
66
|
67
|
84
|
146
|
95
|
59
|
38
|
39
|
45
|
43
|
42
|
46
|
54
|
65
|
90
|
100
|
80
|
227
|
184
|
143
|
96
|
71
|
69
|
|
2025/02
|
124
|
111
|
41
|
42
|
41
|
64
|
83
|
38
|
56
|
72
|
87
|
84
|
74
|
69
|
69
|
76
|
80
|
85
|
85
|
84
|
107
|
105
|
62
|
71
|
76
|
64
|
70
|
81
|
|||
|
2025/01
|
97
|
74
|
104
|
113
|
87
|
62
|
52
|
52
|
49
|
71
|
70
|
72
|
84
|
68
|
41
|
62
|
77
|
92
|
91
|
101
|
107
|
166
|
142
|
83
|
41
|
74
|
55
|
71
|
145
|
133
|
159
|
|
2024/12
|
63
|
66
|
63
|
71
|
61
|
65
|
52
|
59
|
84
|
96
|
109
|
122
|
56
|
59
|
61
|
74
|
93
|
71
|
67
|
82
|
50
|
66
|
89
|
114
|
105
|
86
|
63
|
52
|
65
|
70
|
71
|
|
2024/11
|
88
|
63
|
73
|
56
|
63
|
70
|
86
|
89
|
77
|
109
|
123
|
136
|
65
|
52
|
49
|
42
|
25
|
35
|
40
|
50
|
58
|
69
|
104
|
102
|
38
|
48
|
71
|
64
|
47
|
50
|
|
|
2024/10
|
62
|
51
|
46
|
53
|
62
|
82
|
83
|
85
|
93
|
66
|
68
|
73
|
57
|
69
|
75
|
109
|
62
|
42
|
31
|
24
|
28
|
27
|
42
|
53
|
62
|
62
|
44
|
56
|
84
|
94
|
97
|
|
2024/09
|
48
|
38
|
36
|
42
|
36
|
36
|
38
|
46
|
42
|
47
|
38
|
32
|
41
|
41
|
46
|
38
|
39
|
38
|
26
|
35
|
29
|
44
|
48
|
58
|
72
|
86
|
87
|
62
|
39
|
26
|
|
|
2024/08
|
36
|
32
|
27
|
25
|
25
|
26
|
25
|
29
|
49
|
127
|
57
|
33
|
33
|
37
|
37
|
40
|
41
|
38
|
33
|
33
|
29
|
33
|
41
|
47
|
37
|
29
|
24
|
27
|
31
|
31
|
30
|
|
2024/07
|
26
|
37
|
44
|
37
|
22
|
29
|
31
|
23
|
26
|
44
|
43
|
43
|
51
|
50
|
29
|
27
|
22
|
20
|
17
|
18
|
30
|
24
|
34
|
49
|
74
|
57
|
37
|
47
|
28
|
19
|
33
|
|
2024/06
|
62
|
53
|
55
|
37
|
30
|
44
|
50
|
54
|
49
|
49
|
60
|
62
|
54
|
48
|
57
|
47
|
38
|
34
|
37
|
37
|
26
|
45
|
54
|
86
|
91
|
77
|
64
|
58
|
50
|
52
|
|
|
2024/05
|
35
|
36
|
38
|
42
|
43
|
45
|
52
|
58
|
55
|
43
|
117
|
63
|
68
|
62
|
76
|
57
|
62
|
61
|
45
|
49
|
53
|
49
|
45
|
57
|
76
|
53
|
56
|
49
|
37
|
50
|
73
|
|
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