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
14 Dec
Sun
15 Dec
Mon
16 Dec
Tue
17 Dec
Wed
18 Dec
Thu
19 Dec
Fri
20 Dec
Real-time AQI (Monitoring Station in Heihe)
交通局
2215
PM2.5
18
PM10
50
O3
0.5
CO
7
SO2
12
NO2
党校
2316
PM2.5
18
PM10
48
O3
0.0
CO
5
SO2
14
NO2
Air quality in the last 12 months (Heihe)
|
2024/11
|
25
|
24
|
30
|
20
|
22
|
27
|
54
|
156
|
146
|
72
|
22
|
25
|
32
|
55
|
30
|
26
|
23
|
23
|
38
|
42
|
34
|
26
|
32
|
102
|
73
|
26
|
29
|
27
|
22
|
21
|
|
|
2024/10
|
22
|
38
|
26
|
29
|
29
|
23
|
50
|
35
|
50
|
58
|
24
|
22
|
28
|
61
|
20
|
22
|
23
|
27
|
23
|
28
|
54
|
31
|
32
|
33
|
41
|
31
|
55
|
39
|
113
|
59
|
45
|
|
2024/09
|
23
|
22
|
24
|
26
|
19
|
22
|
26
|
23
|
34
|
38
|
19
|
27
|
19
|
21
|
25
|
27
|
27
|
25
|
22
|
19
|
19
|
33
|
34
|
27
|
26
|
31
|
27
|
30
|
22
|
22
|
|
|
2024/08
|
33
|
25
|
24
|
22
|
18
|
27
|
32
|
20
|
21
|
25
|
22
|
24
|
28
|
28
|
36
|
34
|
21
|
20
|
33
|
39
|
31
|
24
|
28
|
26
|
20
|
20
|
22
|
23
|
25
|
26
|
19
|
|
2024/07
|
55
|
69
|
63
|
75
|
68
|
97
|
116
|
108
|
109
|
88
|
80
|
126
|
122
|
98
|
65
|
55
|
34
|
31
|
31
|
24
|
22
|
27
|
24
|
27
|
27
|
23
|
19
|
15
|
23
|
22
|
22
|
|
2024/06
|
33
|
38
|
33
|
29
|
22
|
30
|
33
|
19
|
24
|
25
|
27
|
22
|
28
|
25
|
28
|
20
|
23
|
31
|
25
|
23
|
21
|
25
|
25
|
30
|
42
|
38
|
36
|
40
|
47
|
45
|
|
|
2024/05
|
34
|
36
|
52
|
47
|
22
|
30
|
26
|
50
|
20
|
37
|
42
|
45
|
29
|
26
|
17
|
22
|
30
|
29
|
23
|
30
|
34
|
25
|
23
|
22
|
24
|
31
|
50
|
66
|
25
|
29
|
40
|
|
2024/04
|
23
|
23
|
28
|
28
|
34
|
20
|
26
|
25
|
23
|
46
|
40
|
104
|
42
|
53
|
70
|
32
|
21
|
23
|
21
|
43
|
81
|
47
|
28
|
26
|
24
|
19
|
19
|
21
|
26
|
34
|
|
|
2024/03
|
41
|
24
|
23
|
37
|
26
|
42
|
31
|
29
|
24
|
41
|
35
|
69
|
68
|
57
|
31
|
23
|
24
|
27
|
29
|
27
|
28
|
29
|
34
|
22
|
26
|
30
|
46
|
109
|
37
|
26
|
22
|
|
2024/02
|
21
|
25
|
28
|
26
|
39
|
56
|
35
|
27
|
86
|
103
|
64
|
51
|
44
|
30
|
42
|
47
|
56
|
52
|
52
|
49
|
46
|
48
|
51
|
91
|
51
|
41
|
40
|
35
|
50
|
||
|
2024/01
|
31
|
37
|
64
|
36
|
31
|
25
|
22
|
34
|
24
|
35
|
26
|
24
|
34
|
31
|
25
|
29
|
27
|
28
|
30
|
27
|
24
|
30
|
45
|
29
|
45
|
51
|
58
|
45
|
30
|
34
|
28
|
|
2023/12
|
25
|
26
|
32
|
39
|
32
|
32
|
31
|
39
|
24
|
23
|
23
|
25
|
23
|
22
|
22
|
22
|
24
|
29
|
24
|
24
|
24
|
46
|
62
|
70
|
69
|
49
|
32
|
43
|
53
|
25
|
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
*: primary pollution