Air Quality
Excellent
No health implications.
16
PM2.5
18
PM10
53
O3
0.5
CO
7
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Mar
53
Good
Thu
27 Mar
45
Excellent
Fri
28 Mar
44
Excellent
Sat
29 Mar
44
Excellent
Sun
30 Mar
44
Excellent
Mon
31 Mar
55
Good
Tue
1 Apr
19
Excellent
Real-time AQI (Monitoring Station in Heihe)
交通局
2316
PM2.5
18
PM10
53
O3
0.5
CO
7
SO2
8
NO2
Air quality in the last 12 months (Heihe)
|
2025/02
|
44
|
70
|
24
|
22
|
22
|
22
|
22
|
19
|
24
|
30
|
52
|
64
|
29
|
31
|
47
|
22
|
24
|
23
|
24
|
20
|
21
|
21
|
19
|
24
|
40
|
27
|
30
|
36
|
|||
|
2025/01
|
65
|
73
|
54
|
34
|
47
|
24
|
26
|
23
|
24
|
27
|
35
|
83
|
80
|
28
|
40
|
31
|
45
|
52
|
42
|
41
|
47
|
46
|
55
|
79
|
96
|
53
|
29
|
32
|
43
|
28
|
27
|
|
2024/12
|
36
|
29
|
40
|
27
|
33
|
22
|
22
|
27
|
31
|
36
|
27
|
19
|
21
|
27
|
24
|
27
|
24
|
21
|
21
|
26
|
24
|
49
|
36
|
29
|
30
|
25
|
31
|
30
|
38
|
64
|
50
|
|
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
|
|
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