Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Sep
Wed
24 Sep
Thu
25 Sep
Fri
26 Sep
Sat
27 Sep
Sun
28 Sep
Mon
29 Sep
Real-time AQI (Monitoring Station in Tongchuan)
王益区政府
2012
PM2.5
19
PM10
62
O3
0.7
CO
3
SO2
13
NO2
新区管委会
2819
PM2.5
21
PM10
56
O3
0.9
CO
4
SO2
8
NO2
大唐三路
2210
PM2.5
10
PM10
69
O3
0.7
CO
3
SO2
8
NO2
Air quality in the last 12 months (Tongchuan)
|
2025/08
|
39
|
39
|
40
|
40
|
32
|
37
|
37
|
29
|
23
|
28
|
31
|
37
|
39
|
46
|
32
|
22
|
20
|
26
|
30
|
28
|
35
|
39
|
24
|
20
|
37
|
38
|
29
|
21
|
21
|
28
|
28
|
|
2025/07
|
29
|
21
|
25
|
27
|
20
|
32
|
38
|
35
|
34
|
36
|
45
|
47
|
48
|
42
|
41
|
38
|
40
|
40
|
42
|
25
|
32
|
34
|
24
|
18
|
21
|
28
|
31
|
34
|
35
|
35
|
35
|
|
2025/06
|
33
|
36
|
42
|
49
|
40
|
49
|
42
|
41
|
43
|
49
|
54
|
55
|
55
|
49
|
50
|
66
|
53
|
37
|
29
|
33
|
38
|
35
|
34
|
40
|
28
|
27
|
31
|
29
|
39
|
23
|
|
|
2025/05
|
108
|
86
|
67
|
69
|
162
|
341
|
137
|
84
|
65
|
52
|
41
|
47
|
39
|
72
|
65
|
63
|
224
|
99
|
61
|
60
|
57
|
74
|
52
|
53
|
35
|
33
|
45
|
44
|
52
|
51
|
36
|
|
2025/04
|
59
|
62
|
79
|
102
|
79
|
79
|
77
|
93
|
103
|
64
|
121
|
288
|
105
|
72
|
51
|
142
|
100
|
95
|
75
|
63
|
66
|
193
|
99
|
65
|
64
|
64
|
46
|
39
|
51
|
128
|
|
|
2025/03
|
115
|
67
|
31
|
60
|
85
|
66
|
78
|
73
|
62
|
69
|
124
|
180
|
91
|
68
|
44
|
45
|
40
|
41
|
39
|
43
|
56
|
62
|
93
|
138
|
63
|
164
|
175
|
121
|
62
|
59
|
63
|
|
2025/02
|
182
|
119
|
34
|
35
|
38
|
47
|
99
|
44
|
55
|
74
|
72
|
77
|
64
|
73
|
51
|
79
|
75
|
73
|
93
|
120
|
133
|
140
|
45
|
50
|
72
|
68
|
84
|
93
|
|||
|
2025/01
|
70
|
64
|
69
|
86
|
78
|
50
|
40
|
42
|
51
|
58
|
77
|
87
|
75
|
52
|
35
|
59
|
79
|
91
|
82
|
100
|
97
|
145
|
217
|
168
|
47
|
77
|
66
|
82
|
139
|
139
|
207
|
|
2024/12
|
50
|
54
|
60
|
75
|
53
|
57
|
46
|
41
|
78
|
97
|
131
|
110
|
52
|
45
|
52
|
73
|
73
|
49
|
88
|
103
|
47
|
60
|
94
|
122
|
107
|
75
|
43
|
45
|
62
|
59
|
67
|
|
2024/11
|
73
|
61
|
58
|
40
|
61
|
85
|
112
|
112
|
103
|
156
|
138
|
138
|
71
|
36
|
45
|
57
|
39
|
33
|
60
|
51
|
58
|
78
|
111
|
106
|
36
|
39
|
65
|
57
|
42
|
38
|
|
|
2024/10
|
54
|
53
|
50
|
54
|
71
|
108
|
74
|
106
|
68
|
46
|
65
|
65
|
57
|
78
|
87
|
79
|
61
|
33
|
24
|
32
|
41
|
34
|
44
|
67
|
68
|
49
|
37
|
49
|
79
|
73
|
71
|
|
2024/09
|
50
|
41
|
38
|
42
|
39
|
42
|
41
|
41
|
45
|
58
|
48
|
35
|
38
|
35
|
49
|
38
|
43
|
36
|
32
|
31
|
23
|
44
|
65
|
79
|
85
|
74
|
76
|
67
|
36
|
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
*: primary pollution