Heilongjiang - China   2026-10-22   Thursday   51.73N, 126.66E

Huma

Heilongjiang - China
2026-10-22

Air Quality

Excellent

No health implications.

4

PM2.5

9

PM10

38

O3

0.1

CO

4

SO2

7

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

22 Oct

54 Good

Fri

23 Oct

81 Good

Sat

24 Oct

57 Good

Sun

25 Oct

62 Good

Mon

26 Oct

55 Good

Tue

27 Oct

40 Excellent

Wed

28 Oct

26 Excellent

Monthly Average AQI (Huma)

2021/09 - 2026/08

Air quality in the last 12 months (Huma)

2026/08
24
28
21
19
27
27
36
22
24
29
25
21
20
22
23
21
22
22
27
24
20
25
24
18
23
19
21
21
20
17
19
2026/07
31
25
23
22
20
14
16
19
17
20
24
24
22
21
18
14
14
19
22
24
24
23
21
30
20
17
18
18
20
25
18
2026/06
25
20
23
14
17
14
15
20
23
26
27
25
21
23
28
28
27
27
24
23
25
26
27
23
29
22
21
24
31
33
2026/05
27
24
27
28
26
23
25
31
28
41
29
58
72
64
40
33
32
44
31
27
37
46
28
26
25
24
25
24
25
22
33
2026/04
33
27
25
32
43
35
29
29
28
32
37
24
24
27
63
38
26
28
36
25
25
24
23
24
31
24
27
26
42
56
2026/03
39
34
39
27
30
29
29
43
28
35
28
43
46
31
36
30
37
30
36
29
27
32
26
50
50
33
33
25
22
25
49
2026/02
21
32
33
29
20
24
25
29
40
42
29
30
35
28
27
41
42
22
32
57
48
28
19
22
29
30
30
35
2026/01
22
25
15
15
25
24
21
25
31
27
31
49
21
30
24
13
17
33
29
19
15
21
18
24
21
19
19
22
14
16
20
2025/12
19
20
18
23
30
35
25
24
24
19
19
26
27
32
28
26
23
31
37
21
29
37
38
33
19
21
23
51
46
25
20
2025/11
17
20
31
53
19
15
22
28
61
28
23
32
19
23
20
20
23
22
27
22
19
33
25
22
22
28
30
24
43
24
2025/10
22
24
26
20
18
20
22
28
29
27
20
20
24
23
22
23
22
25
22
23
24
27
31
42
88
55
38
24
30
25
16
2025/09
12
20
15
21
23
18
17
16
11
11
13
12
21
14
20
22
21
23
19
23
23
26
34
23
17
17
19
23
26
30
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