Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
40
*
PM2.5
41
PM10
50
O3
1.0
CO
6
SO2
14
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
24 Aug
68
Good
Tue
25 Aug
61
Good
Wed
26 Aug
68
Good
Thu
27 Aug
73
Good
Fri
28 Aug
63
Good
Sat
29 Aug
60
Good
Sun
30 Aug
19
Excellent
Air quality in the last 12 months (Hechuan)
|
2026/07
|
34
|
23
|
32
|
43
|
34
|
36
|
38
|
31
|
32
|
28
|
26
|
31
|
36
|
31
|
36
|
33
|
28
|
31
|
43
|
49
|
54
|
49
|
40
|
41
|
29
|
29
|
27
|
29
|
34
|
26
|
27
|
|
2026/06
|
33
|
31
|
44
|
51
|
58
|
59
|
29
|
21
|
28
|
40
|
48
|
36
|
45
|
46
|
71
|
72
|
33
|
20
|
33
|
32
|
31
|
14
|
16
|
17
|
12
|
16
|
22
|
30
|
20
|
28
|
|
|
2026/05
|
57
|
32
|
44
|
39
|
64
|
63
|
35
|
23
|
42
|
50
|
64
|
82
|
59
|
75
|
59
|
30
|
26
|
21
|
27
|
29
|
33
|
26
|
25
|
24
|
21
|
28
|
26
|
24
|
25
|
29
|
33
|
|
2026/04
|
35
|
39
|
33
|
48
|
60
|
52
|
38
|
32
|
31
|
46
|
33
|
33
|
40
|
32
|
25
|
33
|
44
|
50
|
65
|
76
|
25
|
19
|
31
|
45
|
57
|
66
|
40
|
22
|
22
|
31
|
|
|
2026/03
|
28
|
34
|
38
|
33
|
55
|
51
|
38
|
36
|
37
|
32
|
54
|
51
|
56
|
35
|
21
|
23
|
21
|
21
|
32
|
34
|
43
|
45
|
40
|
26
|
36
|
31
|
47
|
37
|
43
|
25
|
24
|
|
2026/02
|
66
|
115
|
133
|
110
|
138
|
141
|
126
|
60
|
60
|
73
|
90
|
104
|
106
|
107
|
103
|
66
|
115
|
103
|
114
|
96
|
101
|
110
|
122
|
39
|
68
|
53
|
54
|
23
|
|||
|
2026/01
|
31
|
27
|
43
|
54
|
68
|
68
|
85
|
102
|
136
|
165
|
204
|
207
|
154
|
179
|
176
|
217
|
197
|
225
|
99
|
19
|
30
|
57
|
67
|
69
|
83
|
84
|
73
|
142
|
119
|
30
|
44
|
|
2025/12
|
149
|
173
|
95
|
64
|
77
|
77
|
88
|
96
|
139
|
131
|
102
|
95
|
39
|
58
|
76
|
106
|
135
|
148
|
140
|
74
|
33
|
39
|
29
|
41
|
42
|
40
|
70
|
81
|
103
|
112
|
68
|
|
2025/11
|
44
|
50
|
59
|
44
|
55
|
38
|
21
|
22
|
23
|
20
|
31
|
42
|
50
|
57
|
30
|
46
|
24
|
21
|
45
|
60
|
76
|
99
|
72
|
72
|
72
|
77
|
102
|
104
|
107
|
130
|
|
|
2025/10
|
38
|
20
|
22
|
19
|
22
|
27
|
41
|
37
|
32
|
54
|
51
|
27
|
17
|
27
|
31
|
32
|
22
|
23
|
16
|
13
|
16
|
23
|
26
|
34
|
30
|
33
|
35
|
49
|
55
|
36
|
46
|
|
2025/09
|
71
|
80
|
49
|
59
|
57
|
20
|
33
|
20
|
32
|
40
|
37
|
22
|
17
|
32
|
42
|
38
|
31
|
24
|
16
|
29
|
20
|
18
|
17
|
27
|
41
|
37
|
32
|
25
|
12
|
29
|
|
|
2025/08
|
32
|
32
|
32
|
38
|
48
|
44
|
25
|
37
|
32
|
32
|
19
|
24
|
28
|
35
|
35
|
18
|
24
|
40
|
27
|
19
|
25
|
31
|
25
|
27
|
35
|
27
|
21
|
23
|
23
|
46
|
33
|
|
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