Air Quality
Excellent
No health implications.
9
PM2.5
9
PM10
64
O3
0.6
CO
5
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Jun
58
Good
Tue
1 Jul
55
Good
Wed
2 Jul
58
Good
Thu
3 Jul
66
Good
Fri
4 Jul
79
Good
Sat
5 Jul
80
Good
Sun
6 Jul
48
Excellent
Air quality in the last 12 months (Hetang)
|
2025/05
|
58
|
59
|
64
|
64
|
43
|
53
|
63
|
41
|
35
|
53
|
50
|
48
|
46
|
53
|
68
|
29
|
25
|
37
|
30
|
17
|
24
|
25
|
33
|
52
|
61
|
53
|
68
|
21
|
27
|
28
|
21
|
|
2025/04
|
64
|
64
|
62
|
80
|
77
|
83
|
74
|
77
|
72
|
66
|
53
|
259
|
167
|
142
|
80
|
65
|
71
|
73
|
31
|
49
|
31
|
46
|
61
|
30
|
33
|
41
|
48
|
56
|
71
|
52
|
|
|
2025/03
|
34
|
37
|
12
|
34
|
50
|
56
|
49
|
52
|
63
|
52
|
47
|
73
|
79
|
24
|
32
|
48
|
49
|
44
|
50
|
53
|
61
|
60
|
88
|
84
|
72
|
79
|
79
|
61
|
59
|
30
|
57
|
|
2025/02
|
55
|
44
|
75
|
70
|
87
|
91
|
69
|
45
|
56
|
55
|
72
|
83
|
106
|
118
|
65
|
69
|
66
|
45
|
53
|
51
|
117
|
31
|
47
|
74
|
112
|
89
|
76
|
61
|
|||
|
2025/01
|
128
|
124
|
197
|
206
|
87
|
83
|
91
|
76
|
60
|
57
|
65
|
84
|
83
|
83
|
81
|
67
|
81
|
83
|
139
|
119
|
109
|
99
|
235
|
219
|
18
|
32
|
61
|
125
|
271
|
111
|
57
|
|
2024/12
|
75
|
77
|
124
|
159
|
50
|
62
|
72
|
92
|
108
|
66
|
73
|
91
|
107
|
51
|
66
|
85
|
74
|
88
|
94
|
123
|
113
|
96
|
77
|
101
|
133
|
130
|
169
|
86
|
95
|
118
|
152
|
|
2024/11
|
83
|
144
|
121
|
112
|
115
|
78
|
59
|
61
|
70
|
120
|
81
|
91
|
72
|
112
|
132
|
153
|
25
|
14
|
33
|
47
|
55
|
72
|
73
|
94
|
38
|
24
|
46
|
63
|
66
|
59
|
|
|
2024/10
|
37
|
47
|
55
|
48
|
54
|
82
|
70
|
58
|
67
|
69
|
71
|
79
|
213
|
70
|
87
|
86
|
45
|
49
|
25
|
38
|
54
|
21
|
38
|
46
|
57
|
77
|
96
|
138
|
87
|
72
|
54
|
|
2024/09
|
46
|
44
|
52
|
43
|
38
|
42
|
38
|
36
|
41
|
38
|
42
|
34
|
29
|
44
|
42
|
50
|
47
|
42
|
49
|
51
|
30
|
34
|
39
|
58
|
66
|
96
|
77
|
53
|
39
|
48
|
|
|
2024/08
|
20
|
21
|
25
|
36
|
35
|
33
|
32
|
36
|
35
|
36
|
33
|
27
|
29
|
36
|
33
|
29
|
35
|
19
|
33
|
38
|
49
|
28
|
24
|
26
|
38
|
36
|
43
|
29
|
32
|
46
|
45
|
|
2024/07
|
20
|
23
|
22
|
21
|
21
|
21
|
22
|
22
|
26
|
31
|
30
|
31
|
27
|
23
|
35
|
22
|
18
|
18
|
18
|
21
|
24
|
22
|
32
|
39
|
46
|
33
|
27
|
8
|
13
|
19
|
19
|
|
2024/06
|
21
|
33
|
35
|
21
|
28
|
40
|
38
|
42
|
33
|
19
|
19
|
16
|
21
|
22
|
29
|
31
|
17
|
20
|
15
|
24
|
25
|
26
|
26
|
18
|
10
|
13
|
29
|
23
|
24
|
21
|
|
|
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