Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
47
*
PM2.5
59
PM10
50
O3
0.7
CO
4
SO2
26
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
24 Feb
60
Good
Tue
25 Feb
58
Good
Wed
26 Feb
67
Good
Thu
27 Feb
68
Good
Fri
28 Feb
70
Good
Sat
1 Mar
58
Good
Sun
2 Mar
21
Excellent
Air quality in the last 12 months (Heshui)
|
2025/01
|
54
|
56
|
61
|
79
|
63
|
38
|
38
|
36
|
46
|
52
|
86
|
78
|
129
|
45
|
35
|
55
|
59
|
57
|
62
|
57
|
67
|
89
|
176
|
188
|
57
|
83
|
59
|
71
|
101
|
93
|
69
|
|
2024/12
|
45
|
46
|
57
|
52
|
43
|
41
|
33
|
38
|
66
|
53
|
83
|
60
|
53
|
42
|
49
|
60
|
52
|
37
|
66
|
54
|
39
|
51
|
64
|
79
|
67
|
59
|
44
|
44
|
53
|
51
|
52
|
|
2024/11
|
42
|
34
|
47
|
42
|
54
|
69
|
81
|
81
|
83
|
68
|
77
|
60
|
39
|
33
|
59
|
52
|
38
|
29
|
36
|
46
|
59
|
51
|
83
|
52
|
42
|
53
|
60
|
54
|
36
|
37
|
|
|
2024/10
|
47
|
38
|
46
|
42
|
55
|
53
|
42
|
67
|
56
|
46
|
53
|
55
|
54
|
54
|
55
|
60
|
47
|
33
|
19
|
23
|
19
|
26
|
43
|
49
|
54
|
48
|
41
|
42
|
52
|
43
|
37
|
|
2024/09
|
47
|
32
|
31
|
35
|
24
|
36
|
27
|
31
|
39
|
40
|
39
|
32
|
26
|
28
|
40
|
34
|
35
|
33
|
29
|
32
|
24
|
34
|
49
|
59
|
44
|
56
|
65
|
60
|
30
|
43
|
|
|
2024/08
|
21
|
32
|
16
|
19
|
26
|
30
|
15
|
25
|
68
|
213
|
41
|
27
|
31
|
32
|
21
|
26
|
33
|
25
|
28
|
31
|
29
|
32
|
35
|
38
|
33
|
26
|
19
|
25
|
31
|
29
|
35
|
|
2024/07
|
26
|
32
|
23
|
21
|
57
|
37
|
27
|
30
|
30
|
32
|
25
|
31
|
41
|
40
|
34
|
13
|
18
|
21
|
20
|
16
|
116
|
24
|
14
|
86
|
71
|
42
|
43
|
35
|
21
|
23
|
35
|
|
2024/06
|
56
|
26
|
31
|
35
|
36
|
34
|
29
|
34
|
29
|
30
|
35
|
47
|
42
|
46
|
47
|
34
|
27
|
29
|
31
|
38
|
30
|
44
|
57
|
92
|
78
|
65
|
34
|
45
|
46
|
25
|
|
|
2024/05
|
34
|
34
|
32
|
26
|
33
|
45
|
50
|
48
|
31
|
67
|
96
|
50
|
48
|
52
|
71
|
55
|
62
|
53
|
52
|
44
|
47
|
47
|
37
|
36
|
41
|
38
|
34
|
50
|
39
|
58
|
56
|
|
2024/04
|
56
|
85
|
80
|
63
|
61
|
58
|
57
|
56
|
52
|
35
|
38
|
46
|
41
|
76
|
99
|
67
|
60
|
55
|
162
|
140
|
104
|
91
|
296
|
104
|
59
|
45
|
66
|
55
|
59
|
38
|
|
|
2024/03
|
44
|
52
|
56
|
78
|
75
|
56
|
91
|
58
|
61
|
64
|
72
|
55
|
59
|
64
|
68
|
281
|
106
|
128
|
114
|
79
|
65
|
112
|
95
|
22
|
41
|
51
|
92
|
70
|
59
|
57
|
61
|
|
2024/02
|
134
|
72
|
84
|
102
|
95
|
84
|
74
|
94
|
62
|
99
|
62
|
69
|
63
|
92
|
53
|
52
|
48
|
453
|
248
|
77
|
63
|
65
|
64
|
81
|
85
|
97
|
97
|
86
|
58
|
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9
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10
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11
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20
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21
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22
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23
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24
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25
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26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution