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
25 Jul
Sat
26 Jul
Sun
27 Jul
Mon
28 Jul
Tue
29 Jul
Wed
30 Jul
Thu
31 Jul
Real-time AQI (Monitoring Station in Qitaihe)
葫头沟
1510
PM2.5
13
PM10
46
O3
0.9
CO
9
SO2
10
NO2
中波台
116
PM2.5
9
PM10
34
O3
0.4
CO
7
SO2
8
NO2
人民广场
139
PM2.5
12
PM10
39
O3
0.5
CO
12
SO2
7
NO2
Air quality in the last 12 months (Qitaihe)
|
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
|
|
|
2024/10
|
14
|
30
|
26
|
41
|
49
|
41
|
42
|
54
|
52
|
40
|
24
|
34
|
42
|
48
|
22
|
32
|
48
|
41
|
38
|
32
|
44
|
36
|
42
|
55
|
76
|
48
|
33
|
50
|
47
|
52
|
61
|
|
2024/09
|
17
|
21
|
26
|
30
|
15
|
19
|
24
|
32
|
33
|
19
|
27
|
42
|
24
|
34
|
28
|
35
|
34
|
34
|
28
|
21
|
25
|
29
|
34
|
36
|
27
|
18
|
30
|
30
|
39
|
33
|
|
|
2024/08
|
17
|
14
|
16
|
17
|
22
|
17
|
23
|
27
|
25
|
29
|
13
|
21
|
18
|
24
|
30
|
30
|
36
|
32
|
14
|
19
|
20
|
17
|
22
|
24
|
26
|
24
|
23
|
31
|
36
|
28
|
22
|
|
2024/07
|
83
|
63
|
53
|
41
|
32
|
55
|
56
|
71
|
59
|
43
|
60
|
27
|
27
|
38
|
49
|
47
|
35
|
25
|
35
|
39
|
34
|
33
|
31
|
24
|
25
|
15
|
17
|
30
|
26
|
17
|
26
|
|
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