Heilongjiang - China   2025-07-18   Friday   51.73N, 126.66E

Huma

Heilongjiang - China
2025-07-18

Air Quality

Excellent

No health implications.

14

PM2.5

23

PM10

19

O3

0.3

CO

6

SO2

6

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

18 Jul

54 Good

Sat

19 Jul

52 Good

Sun

20 Jul

54 Good

Mon

21 Jul

50 Excellent

Tue

22 Jul

53 Good

Wed

23 Jul

52 Good

Thu

24 Jul

26 Excellent

Monthly Average AQI (Huma)

2020/07 - 2025/06

Air quality in the last 12 months (Huma)

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
2025/02
30
49
17
19
21
16
16
18
20
22
39
47
27
28
38
23
18
23
24
18
18
18
15
20
31
24
30
30
2025/01
54
50
43
23
31
14
18
20
15
18
22
54
51
18
32
31
42
54
36
34
43
44
35
48
62
36
23
45
62
21
22
2024/12
24
21
27
17
20
12
11
17
18
20
15
11
15
21
18
15
13
13
17
21
16
27
28
24
21
21
19
25
32
52
40
2024/11
19
17
24
15
17
20
41
114
158
75
18
17
33
40
18
23
19
17
30
35
26
21
26
96
84
24
24
21
17
16
2024/10
26
36
19
22
23
38
51
30
39
54
23
18
18
56
14
17
19
20
19
31
51
29
28
27
33
20
37
30
88
50
34
2024/09
19
19
21
24
18
20
23
22
31
31
16
24
17
19
24
23
23
20
18
17
19
34
29
23
24
25
26
26
17
18
2024/08
23
23
20
17
18
24
23
21
17
20
18
20
22
25
29
26
20
17
28
32
27
23
25
24
17
18
16
19
22
21
17
2024/07
58
79
68
74
72
108
100
96
103
92
99
120
116
102
62
44
21
13
18
10
11
10
13
11
17
19
17
14
20
20
19
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