Air Quality
Excellent
No health implications.
9
PM2.5
16
PM10
31
O3
0.7
CO
7
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Mar
27
Excellent
Wed
18 Mar
49
Excellent
Thu
19 Mar
57
Good
Fri
20 Mar
86
Good
Sat
21 Mar
85
Good
Sun
22 Mar
81
Good
Mon
23 Mar
40
Excellent
Air quality in the last 12 months (Echeng)
|
2026/02
|
54
|
74
|
73
|
79
|
78
|
74
|
36
|
59
|
53
|
73
|
102
|
103
|
94
|
109
|
86
|
36
|
96
|
81
|
96
|
71
|
40
|
65
|
94
|
30
|
31
|
19
|
31
|
32
|
|||
|
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
|
|
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