Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Nov
Thu
20 Nov
Fri
21 Nov
Sat
22 Nov
Sun
23 Nov
Mon
24 Nov
Tue
25 Nov
Real-time AQI (Monitoring Station in Qitaihe)
中波台
2212
PM2.5
22
PM10
56
O3
0.5
CO
8
SO2
10
NO2
新建矿广场
3021
PM2.5
22
PM10
47
O3
0.4
CO
6
SO2
12
NO2
Air quality in the last 12 months (Qitaihe)
|
2025/10
|
23
|
29
|
42
|
33
|
23
|
24
|
32
|
35
|
37
|
38
|
38
|
41
|
46
|
60
|
61
|
70
|
51
|
21
|
21
|
26
|
29
|
49
|
63
|
82
|
85
|
258
|
81
|
51
|
104
|
53
|
43
|
|
2025/09
|
26
|
22
|
25
|
30
|
32
|
19
|
27
|
30
|
22
|
21
|
21
|
35
|
38
|
34
|
28
|
20
|
16
|
24
|
29
|
29
|
31
|
28
|
36
|
23
|
15
|
16
|
23
|
33
|
34
|
44
|
|
|
2025/08
|
24
|
27
|
20
|
14
|
20
|
19
|
13
|
16
|
22
|
22
|
14
|
21
|
30
|
21
|
24
|
17
|
18
|
23
|
22
|
18
|
21
|
13
|
19
|
20
|
19
|
13
|
22
|
24
|
15
|
22
|
38
|
|
2025/07
|
25
|
17
|
21
|
27
|
31
|
19
|
22
|
23
|
23
|
19
|
30
|
29
|
20
|
18
|
17
|
14
|
19
|
22
|
24
|
24
|
19
|
27
|
28
|
31
|
23
|
18
|
32
|
21
|
22
|
17
|
20
|
|
2025/06
|
47
|
29
|
16
|
14
|
18
|
20
|
19
|
25
|
25
|
19
|
16
|
26
|
25
|
26
|
22
|
23
|
18
|
22
|
27
|
22
|
16
|
15
|
31
|
40
|
43
|
45
|
40
|
45
|
27
|
27
|
|
|
2025/05
|
41
|
37
|
31
|
23
|
29
|
39
|
39
|
32
|
33
|
26
|
46
|
54
|
34
|
32
|
24
|
33
|
34
|
19
|
25
|
31
|
25
|
23
|
21
|
21
|
18
|
27
|
37
|
43
|
46
|
56
|
52
|
|
2025/04
|
51
|
45
|
54
|
56
|
50
|
22
|
38
|
62
|
75
|
127
|
129
|
102
|
39
|
32
|
30
|
41
|
60
|
42
|
30
|
62
|
75
|
41
|
34
|
33
|
36
|
19
|
35
|
38
|
35
|
40
|
|
|
2025/03
|
20
|
26
|
28
|
37
|
35
|
42
|
40
|
41
|
59
|
62
|
75
|
58
|
24
|
24
|
26
|
28
|
36
|
37
|
42
|
76
|
59
|
18
|
26
|
48
|
41
|
67
|
27
|
20
|
28
|
23
|
42
|
|
2025/02
|
66
|
87
|
78
|
63
|
38
|
36
|
47
|
42
|
35
|
56
|
65
|
74
|
39
|
39
|
45
|
36
|
26
|
30
|
33
|
44
|
46
|
38
|
35
|
35
|
47
|
27
|
49
|
60
|
|||
|
2025/01
|
92
|
108
|
85
|
75
|
107
|
101
|
81
|
62
|
46
|
56
|
85
|
98
|
92
|
75
|
61
|
49
|
80
|
66
|
109
|
157
|
118
|
170
|
136
|
119
|
128
|
116
|
61
|
73
|
65
|
50
|
55
|
|
2024/12
|
36
|
28
|
28
|
23
|
23
|
33
|
30
|
38
|
50
|
55
|
42
|
41
|
45
|
49
|
34
|
40
|
45
|
44
|
47
|
76
|
84
|
77
|
62
|
44
|
56
|
43
|
32
|
48
|
46
|
46
|
75
|
|
2024/11
|
64
|
60
|
66
|
54
|
56
|
29
|
49
|
63
|
72
|
53
|
73
|
139
|
130
|
74
|
102
|
43
|
27
|
31
|
39
|
68
|
80
|
39
|
40
|
54
|
39
|
25
|
26
|
49
|
37
|
29
|
|
|
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
*: primary pollution