Air Quality
Excellent
No health implications.
20
PM2.5
36
PM10
92
O3
0.5
CO
2
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Jul
131
Light
Sat
19 Jul
131
Light
Sun
20 Jul
92
Good
Mon
21 Jul
57
Good
Tue
22 Jul
60
Good
Wed
23 Jul
29
Excellent
Thu
24 Jul
18
Excellent
Air quality in the last 12 months (Jian'an)
|
2025/06
|
47
|
62
|
63
|
63
|
52
|
55
|
71
|
67
|
51
|
60
|
47
|
44
|
46
|
42
|
41
|
62
|
50
|
28
|
21
|
25
|
41
|
31
|
38
|
37
|
49
|
24
|
28
|
25
|
25
|
20
|
|
|
2025/05
|
75
|
122
|
60
|
52
|
163
|
180
|
178
|
105
|
104
|
45
|
53
|
65
|
66
|
62
|
63
|
85
|
171
|
86
|
106
|
77
|
77
|
88
|
81
|
60
|
64
|
56
|
78
|
70
|
84
|
65
|
45
|
|
2025/04
|
64
|
56
|
54
|
80
|
67
|
78
|
79
|
91
|
97
|
103
|
83
|
264
|
100
|
54
|
58
|
99
|
98
|
101
|
57
|
60
|
65
|
74
|
109
|
94
|
75
|
71
|
91
|
57
|
55
|
92
|
|
|
2025/03
|
90
|
44
|
42
|
37
|
78
|
95
|
79
|
84
|
93
|
85
|
89
|
138
|
155
|
50
|
70
|
47
|
44
|
56
|
57
|
44
|
48
|
64
|
78
|
211
|
69
|
86
|
96
|
175
|
63
|
55
|
72
|
|
2025/02
|
93
|
155
|
122
|
42
|
45
|
51
|
99
|
58
|
56
|
69
|
116
|
118
|
67
|
76
|
68
|
70
|
76
|
83
|
82
|
81
|
97
|
105
|
102
|
73
|
67
|
89
|
110
|
129
|
|||
|
2025/01
|
152
|
122
|
136
|
202
|
111
|
62
|
66
|
52
|
52
|
90
|
65
|
60
|
88
|
120
|
63
|
51
|
83
|
106
|
84
|
165
|
247
|
159
|
71
|
141
|
128
|
66
|
32
|
65
|
298
|
207
|
105
|
|
2024/12
|
72
|
75
|
82
|
156
|
69
|
64
|
83
|
60
|
72
|
98
|
117
|
133
|
81
|
61
|
47
|
59
|
99
|
73
|
63
|
121
|
76
|
71
|
75
|
125
|
141
|
134
|
96
|
51
|
87
|
71
|
93
|
|
2024/11
|
101
|
101
|
111
|
76
|
55
|
98
|
74
|
71
|
91
|
125
|
181
|
216
|
209
|
69
|
111
|
70
|
46
|
53
|
52
|
69
|
74
|
148
|
112
|
58
|
55
|
49
|
67
|
59
|
47
|
61
|
|
|
2024/10
|
61
|
53
|
60
|
62
|
71
|
131
|
165
|
205
|
125
|
102
|
126
|
122
|
131
|
159
|
162
|
164
|
80
|
22
|
37
|
38
|
64
|
51
|
46
|
69
|
85
|
137
|
141
|
168
|
132
|
134
|
221
|
|
2024/09
|
49
|
37
|
36
|
47
|
53
|
30
|
44
|
59
|
51
|
52
|
31
|
38
|
33
|
50
|
38
|
53
|
58
|
34
|
35
|
42
|
18
|
32
|
52
|
77
|
80
|
123
|
118
|
58
|
58
|
18
|
|
|
2024/08
|
17
|
20
|
26
|
27
|
19
|
13
|
20
|
21
|
27
|
124
|
101
|
37
|
39
|
40
|
51
|
40
|
41
|
31
|
36
|
24
|
28
|
37
|
47
|
43
|
46
|
40
|
26
|
33
|
37
|
39
|
41
|
|
2024/07
|
49
|
23
|
33
|
16
|
21
|
16
|
24
|
15
|
34
|
69
|
48
|
31
|
39
|
55
|
21
|
14
|
15
|
23
|
23
|
25
|
26
|
29
|
26
|
35
|
36
|
20
|
27
|
17
|
15
|
19
|
14
|
|
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