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
2 Nov
Tue
3 Nov
Wed
4 Nov
Thu
5 Nov
Fri
6 Nov
Sat
7 Nov
Sun
8 Nov
Real-time AQI (Monitoring Station in Heihe)
交通局
2512
PM2.5
25
PM10
27
O3
0.5
CO
10
SO2
26
NO2
党校
207
PM2.5
20
PM10
29
O3
0.4
CO
12
SO2
17
NO2
Air quality in the last 12 months (Heihe)
|
2026/08
|
24
|
28
|
19
|
19
|
31
|
29
|
36
|
26
|
25
|
26
|
27
|
22
|
18
|
23
|
25
|
22
|
24
|
22
|
29
|
25
|
23
|
26
|
26
|
18
|
26
|
27
|
33
|
38
|
19
|
18
|
16
|
|
2026/07
|
34
|
28
|
25
|
23
|
20
|
15
|
16
|
18
|
15
|
20
|
25
|
25
|
21
|
20
|
19
|
14
|
13
|
18
|
21
|
22
|
22
|
25
|
21
|
34
|
21
|
15
|
15
|
20
|
19
|
26
|
19
|
|
2026/06
|
26
|
20
|
27
|
16
|
16
|
14
|
14
|
20
|
24
|
29
|
30
|
26
|
23
|
27
|
28
|
31
|
30
|
29
|
28
|
29
|
24
|
29
|
29
|
23
|
31
|
24
|
22
|
23
|
29
|
33
|
|
|
2026/05
|
26
|
26
|
28
|
31
|
27
|
24
|
25
|
30
|
27
|
52
|
29
|
63
|
82
|
70
|
52
|
40
|
34
|
54
|
35
|
30
|
37
|
39
|
26
|
26
|
27
|
25
|
23
|
25
|
27
|
26
|
36
|
|
2026/04
|
39
|
29
|
31
|
32
|
38
|
40
|
32
|
32
|
31
|
34
|
43
|
24
|
25
|
31
|
32
|
37
|
28
|
28
|
33
|
29
|
25
|
24
|
23
|
21
|
30
|
24
|
27
|
26
|
29
|
37
|
|
|
2026/03
|
48
|
42
|
43
|
27
|
30
|
34
|
31
|
54
|
29
|
37
|
33
|
38
|
29
|
31
|
33
|
29
|
43
|
33
|
46
|
35
|
31
|
43
|
31
|
35
|
63
|
46
|
39
|
26
|
23
|
27
|
57
|
|
2026/02
|
24
|
42
|
38
|
30
|
23
|
25
|
26
|
32
|
43
|
68
|
34
|
34
|
52
|
30
|
29
|
44
|
37
|
20
|
36
|
59
|
74
|
37
|
19
|
22
|
45
|
23
|
28
|
35
|
|||
|
2026/01
|
27
|
38
|
21
|
20
|
32
|
36
|
25
|
27
|
31
|
33
|
31
|
57
|
23
|
34
|
26
|
21
|
25
|
42
|
34
|
21
|
20
|
23
|
17
|
19
|
18
|
17
|
19
|
19
|
17
|
19
|
25
|
|
2025/12
|
23
|
22
|
21
|
25
|
31
|
40
|
39
|
23
|
29
|
24
|
21
|
29
|
34
|
42
|
32
|
26
|
27
|
43
|
48
|
25
|
37
|
44
|
43
|
44
|
24
|
25
|
35
|
57
|
58
|
30
|
22
|
|
2025/11
|
25
|
24
|
33
|
69
|
27
|
21
|
22
|
21
|
70
|
29
|
29
|
43
|
22
|
34
|
28
|
27
|
26
|
23
|
31
|
22
|
20
|
46
|
44
|
30
|
31
|
37
|
37
|
31
|
44
|
33
|
|
|
2025/10
|
28
|
29
|
30
|
25
|
22
|
22
|
23
|
33
|
30
|
28
|
24
|
24
|
33
|
24
|
25
|
24
|
24
|
24
|
21
|
23
|
25
|
29
|
33
|
45
|
115
|
68
|
43
|
27
|
37
|
32
|
21
|
|
2025/09
|
21
|
26
|
22
|
29
|
27
|
21
|
17
|
19
|
16
|
24
|
26
|
27
|
34
|
18
|
21
|
22
|
23
|
25
|
19
|
29
|
25
|
25
|
33
|
24
|
19
|
21
|
23
|
26
|
28
|
36
|
|
|
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