Heilongjiang - China   2026-04-07   Tuesday   51.73N, 126.66E

Huma

Heilongjiang - China
2026-04-07

Air Quality

Excellent

No health implications.

16

PM2.5

37

PM10

89

O3

0.3

CO

6

SO2

5

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

7 Apr

58 Good

Wed

8 Apr

60 Good

Thu

9 Apr

57 Good

Fri

10 Apr

55 Good

Sat

11 Apr

55 Good

Sun

12 Apr

49 Excellent

Mon

13 Apr

28 Excellent

Huma Air quality rank

Monthly Average AQI (Huma)

2021/03 - 2026/02

Air quality in the last 12 months (Huma)

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
2025/08
12
12
14
15
12
12
13
12
14
11
12
14
14
11
9
9
13
10
10
12
16
14
11
14
13
15
15
15
15
13
13
2025/07
18
12
11
14
17
17
19
18
12
22
23
22
25
24
27
24
25
23
19
14
12
13
13
15
13
13
13
13
16
12
11
2025/06
13
13
11
11
11
10
11
13
17
17
23
20
17
17
23
24
20
18
20
14
15
20
22
22
22
25
22
27
21
20
2025/05
21
19
12
16
12
16
27
34
39
42
58
104
69
36
53
22
22
11
13
13
16
19
23
21
23
25
25
41
50
32
15
2025/04
35
45
39
45
38
20
45
27
32
18
18
17
20
26
23
26
24
32
35
20
19
39
42
23
16
21
19
17
38
25
2025/03
26
20
21
41
48
33
27
35
40
61
26
25
22
24
24
19
17
14
17
27
20
20
16
14
14
22
48
26
27
26
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
Air quality source: CNEMC

*: primary pollution