Air Quality
Excellent
No health implications.
3
PM2.5
14
PM10
39
O3
0.8
CO
6
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Feb
56
Good
Wed
25 Feb
56
Good
Thu
26 Feb
55
Good
Fri
27 Feb
61
Good
Sat
28 Feb
69
Good
Sun
1 Mar
19
Excellent
Mon
2 Mar
18
Excellent
Echeng Air quality rank
Air quality in the last 12 months (Echeng)
|
2026/01
|
22
|
40
|
65
|
55
|
64
|
57
|
58
|
58
|
66
|
74
|
68
|
62
|
88
|
77
|
108
|
122
|
169
|
147
|
17
|
43
|
61
|
91
|
93
|
97
|
73
|
122
|
73
|
69
|
48
|
25
|
39
|
|
2025/12
|
86
|
94
|
54
|
80
|
95
|
96
|
99
|
131
|
110
|
129
|
145
|
119
|
34
|
49
|
55
|
61
|
168
|
194
|
131
|
174
|
59
|
38
|
54
|
92
|
80
|
58
|
66
|
79
|
87
|
128
|
102
|
|
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
|
|||
|
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