Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
24
PM2.5
51
*
PM10
98
O3
0.5
CO
10
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