Air Quality
Excellent
No health implications.
3
PM2.5
9
PM10
30
O3
0.4
CO
4
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Jan
43
Excellent
Fri
2 Jan
56
Good
Sat
3 Jan
89
Good
Sun
4 Jan
133
Light
Mon
5 Jan
148
Light
Tue
6 Jan
27
Excellent
Wed
7 Jan
22
Excellent
Air quality in the last 12 months (Echeng)
|
2025/11
|
64
|
80
|
76
|
73
|
92
|
83
|
31
|
22
|
44
|
46
|
63
|
39
|
41
|
78
|
106
|
95
|
59
|
27
|
38
|
54
|
67
|
96
|
101
|
110
|
89
|
75
|
101
|
97
|
71
|
70
|
|
|
2025/10
|
43
|
42
|
18
|
37
|
51
|
47
|
36
|
52
|
61
|
56
|
30
|
42
|
15
|
29
|
55
|
30
|
33
|
12
|
12
|
20
|
26
|
26
|
32
|
33
|
52
|
65
|
75
|
80
|
90
|
92
|
43
|
|
2025/09
|
27
|
40
|
42
|
41
|
51
|
32
|
42
|
43
|
25
|
20
|
23
|
26
|
29
|
30
|
35
|
44
|
40
|
16
|
18
|
12
|
20
|
34
|
16
|
16
|
12
|
22
|
37
|
42
|
24
|
28
|
|
|
2025/08
|
24
|
18
|
38
|
37
|
34
|
25
|
15
|
24
|
25
|
33
|
11
|
17
|
26
|
19
|
20
|
26
|
29
|
30
|
31
|
20
|
20
|
19
|
17
|
30
|
38
|
30
|
26
|
27
|
38
|
25
|
25
|
|
2025/07
|
28
|
32
|
35
|
37
|
49
|
38
|
37
|
39
|
20
|
24
|
38
|
22
|
22
|
33
|
36
|
43
|
39
|
31
|
31
|
22
|
18
|
10
|
20
|
23
|
21
|
20
|
15
|
17
|
19
|
18
|
19
|
|
2025/06
|
9
|
16
|
45
|
59
|
42
|
41
|
33
|
16
|
19
|
38
|
43
|
44
|
39
|
41
|
40
|
46
|
39
|
26
|
22
|
30
|
18
|
12
|
25
|
29
|
46
|
53
|
32
|
26
|
18
|
28
|
|
|
2025/05
|
57
|
58
|
59
|
59
|
55
|
104
|
142
|
48
|
39
|
45
|
44
|
53
|
55
|
61
|
47
|
38
|
53
|
121
|
91
|
44
|
27
|
35
|
42
|
57
|
51
|
69
|
70
|
42
|
39
|
35
|
21
|
|
2025/04
|
85
|
80
|
71
|
81
|
88
|
75
|
67
|
74
|
76
|
64
|
53
|
179
|
100
|
92
|
57
|
56
|
66
|
69
|
71
|
74
|
44
|
53
|
64
|
73
|
64
|
44
|
40
|
61
|
55
|
53
|
|
|
2025/03
|
51
|
36
|
15
|
47
|
50
|
71
|
73
|
80
|
93
|
102
|
64
|
67
|
65
|
48
|
31
|
51
|
40
|
46
|
50
|
62
|
66
|
60
|
95
|
82
|
66
|
74
|
84
|
70
|
69
|
70
|
76
|
|
2025/02
|
60
|
53
|
82
|
73
|
65
|
49
|
74
|
38
|
43
|
62
|
56
|
98
|
115
|
77
|
93
|
91
|
81
|
78
|
65
|
80
|
77
|
56
|
108
|
132
|
114
|
104
|
80
|
77
|
|||
|
2025/01
|
127
|
151
|
201
|
187
|
80
|
82
|
72
|
66
|
47
|
45
|
78
|
96
|
96
|
105
|
63
|
65
|
87
|
89
|
128
|
162
|
121
|
112
|
262
|
138
|
24
|
45
|
57
|
96
|
213
|
61
|
105
|
|
2024/12
|
68
|
78
|
140
|
92
|
49
|
47
|
55
|
94
|
58
|
80
|
89
|
102
|
86
|
59
|
67
|
78
|
87
|
87
|
55
|
101
|
105
|
68
|
61
|
92
|
123
|
154
|
172
|
51
|
71
|
104
|
144
|
|
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