Air Quality
Excellent
No health implications.
12
PM2.5
30
PM10
115
O3
0.4
CO
6
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jun
91
Good
Sat
28 Jun
104
Light
Sun
29 Jun
102
Light
Mon
30 Jun
79
Good
Tue
1 Jul
86
Good
Wed
2 Jul
92
Good
Thu
3 Jul
40
Excellent
Air quality in the last 12 months (Qishan)
|
2025/05
|
95
|
65
|
92
|
70
|
115
|
343
|
154
|
82
|
89
|
54
|
52
|
59
|
45
|
74
|
69
|
68
|
215
|
124
|
69
|
65
|
64
|
87
|
49
|
50
|
39
|
40
|
51
|
48
|
42
|
52
|
40
|
|
2025/04
|
86
|
87
|
88
|
112
|
97
|
84
|
70
|
88
|
106
|
90
|
149
|
385
|
137
|
70
|
56
|
147
|
96
|
162
|
118
|
76
|
76
|
123
|
84
|
61
|
73
|
58
|
43
|
45
|
60
|
114
|
|
|
2025/03
|
167
|
64
|
37
|
52
|
71
|
72
|
84
|
90
|
87
|
82
|
297
|
205
|
101
|
42
|
65
|
54
|
55
|
49
|
52
|
63
|
68
|
72
|
78
|
71
|
58
|
314
|
225
|
103
|
86
|
86
|
73
|
|
2025/02
|
219
|
123
|
44
|
60
|
60
|
62
|
98
|
50
|
70
|
99
|
114
|
125
|
117
|
86
|
62
|
78
|
93
|
105
|
127
|
121
|
132
|
138
|
88
|
66
|
83
|
78
|
84
|
103
|
|||
|
2025/01
|
101
|
83
|
107
|
117
|
85
|
84
|
80
|
78
|
71
|
76
|
75
|
96
|
107
|
76
|
61
|
77
|
104
|
110
|
114
|
110
|
155
|
212
|
242
|
209
|
67
|
80
|
87
|
119
|
256
|
248
|
230
|
|
2024/12
|
66
|
80
|
101
|
80
|
64
|
73
|
65
|
54
|
72
|
96
|
121
|
108
|
52
|
66
|
81
|
101
|
99
|
88
|
117
|
143
|
93
|
80
|
95
|
98
|
108
|
125
|
71
|
67
|
100
|
70
|
85
|
|
2024/11
|
95
|
51
|
75
|
69
|
80
|
120
|
154
|
170
|
163
|
139
|
131
|
179
|
136
|
64
|
75
|
51
|
32
|
24
|
66
|
52
|
64
|
99
|
148
|
94
|
38
|
61
|
74
|
73
|
63
|
65
|
|
|
2024/10
|
38
|
45
|
59
|
67
|
103
|
95
|
66
|
132
|
75
|
53
|
70
|
116
|
104
|
74
|
62
|
84
|
105
|
54
|
38
|
33
|
33
|
29
|
54
|
93
|
112
|
57
|
46
|
49
|
85
|
122
|
103
|
|
2024/09
|
48
|
50
|
47
|
43
|
24
|
45
|
24
|
42
|
33
|
44
|
54
|
49
|
33
|
28
|
56
|
43
|
54
|
53
|
42
|
37
|
24
|
42
|
59
|
74
|
72
|
70
|
98
|
89
|
39
|
31
|
|
|
2024/08
|
38
|
44
|
25
|
30
|
37
|
44
|
28
|
35
|
47
|
90
|
57
|
43
|
40
|
48
|
23
|
28
|
35
|
26
|
33
|
40
|
29
|
43
|
52
|
59
|
65
|
29
|
28
|
43
|
44
|
49
|
43
|
|
2024/07
|
24
|
31
|
28
|
27
|
31
|
36
|
27
|
20
|
26
|
40
|
26
|
30
|
35
|
38
|
45
|
31
|
12
|
23
|
31
|
25
|
47
|
35
|
28
|
60
|
75
|
62
|
58
|
49
|
34
|
26
|
39
|
|
2024/06
|
65
|
43
|
49
|
38
|
44
|
61
|
44
|
34
|
33
|
42
|
42
|
45
|
48
|
49
|
57
|
36
|
29
|
32
|
39
|
43
|
20
|
36
|
44
|
50
|
66
|
56
|
33
|
43
|
43
|
44
|
|
|
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