Air Quality
Excellent
No health implications.
13
PM2.5
27
PM10
64
O3
0.4
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Mar
74
Good
Thu
19 Mar
98
Good
Fri
20 Mar
99
Good
Sat
21 Mar
123
Light
Sun
22 Mar
73
Good
Mon
23 Mar
70
Good
Tue
24 Mar
44
Excellent
Air quality in the last 12 months (Heping)
|
2026/02
|
132
|
29
|
116
|
152
|
79
|
43
|
34
|
37
|
88
|
81
|
94
|
100
|
153
|
115
|
18
|
34
|
115
|
42
|
65
|
70
|
167
|
45
|
45
|
79
|
71
|
56
|
49
|
55
|
|||
|
2026/01
|
42
|
69
|
120
|
167
|
115
|
136
|
14
|
69
|
90
|
34
|
30
|
74
|
44
|
66
|
113
|
79
|
32
|
40
|
23
|
20
|
31
|
92
|
82
|
136
|
53
|
64
|
68
|
52
|
67
|
58
|
65
|
|
2025/12
|
44
|
23
|
33
|
38
|
61
|
142
|
77
|
22
|
84
|
135
|
63
|
35
|
46
|
82
|
125
|
103
|
107
|
156
|
203
|
17
|
26
|
56
|
50
|
33
|
24
|
54
|
91
|
192
|
38
|
40
|
21
|
|
2025/11
|
69
|
13
|
41
|
120
|
156
|
120
|
47
|
85
|
46
|
83
|
128
|
158
|
23
|
82
|
122
|
41
|
20
|
44
|
63
|
33
|
70
|
96
|
111
|
65
|
29
|
77
|
30
|
93
|
123
|
113
|
|
|
2025/10
|
75
|
42
|
33
|
52
|
35
|
15
|
50
|
33
|
10
|
15
|
25
|
45
|
57
|
47
|
78
|
53
|
37
|
16
|
23
|
23
|
43
|
66
|
74
|
98
|
121
|
56
|
46
|
165
|
193
|
144
|
72
|
|
2025/09
|
38
|
42
|
49
|
54
|
51
|
28
|
45
|
43
|
48
|
38
|
61
|
70
|
61
|
55
|
61
|
33
|
22
|
32
|
40
|
49
|
60
|
32
|
48
|
52
|
57
|
50
|
57
|
55
|
55
|
79
|
|
|
2025/08
|
46
|
40
|
31
|
31
|
39
|
57
|
30
|
24
|
34
|
32
|
32
|
38
|
28
|
43
|
51
|
20
|
41
|
27
|
33
|
33
|
17
|
25
|
30
|
22
|
26
|
41
|
40
|
12
|
43
|
18
|
30
|
|
2025/07
|
33
|
37
|
24
|
47
|
32
|
18
|
32
|
33
|
49
|
52
|
55
|
51
|
29
|
32
|
37
|
25
|
24
|
45
|
30
|
44
|
45
|
38
|
21
|
33
|
40
|
36
|
37
|
38
|
17
|
25
|
34
|
|
2025/06
|
77
|
48
|
21
|
26
|
54
|
68
|
53
|
48
|
52
|
41
|
50
|
67
|
70
|
57
|
25
|
16
|
46
|
51
|
32
|
33
|
41
|
45
|
55
|
65
|
33
|
56
|
51
|
62
|
80
|
32
|
|
|
2025/05
|
40
|
70
|
35
|
49
|
65
|
40
|
60
|
84
|
38
|
29
|
62
|
65
|
66
|
46
|
34
|
84
|
46
|
62
|
91
|
103
|
72
|
74
|
59
|
44
|
60
|
78
|
62
|
65
|
68
|
67
|
66
|
|
2025/04
|
52
|
20
|
51
|
66
|
23
|
70
|
64
|
45
|
53
|
64
|
92
|
103
|
69
|
48
|
58
|
92
|
70
|
49
|
47
|
65
|
97
|
44
|
57
|
36
|
59
|
84
|
58
|
53
|
60
|
75
|
|
|
2025/03
|
196
|
64
|
33
|
52
|
76
|
34
|
49
|
123
|
126
|
110
|
125
|
83
|
94
|
58
|
49
|
23
|
32
|
29
|
52
|
44
|
40
|
60
|
107
|
88
|
54
|
86
|
60
|
45
|
25
|
51
|
64
|
|
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