Heilongjiang - China   2026-09-12   Saturday   51.73N, 126.66E

Huma

Heilongjiang - China
2026-09-12

Air Quality

Excellent

No health implications.

4

PM2.5

14

PM10

13

O3

0.3

CO

7

SO2

4

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

12 Sep

44 Excellent

Sun

13 Sep

41 Excellent

Mon

14 Sep

42 Excellent

Tue

15 Sep

46 Excellent

Wed

16 Sep

41 Excellent

Thu

17 Sep

18 Excellent

Fri

18 Sep

27 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