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
15 Jul
Wed
16 Jul
Thu
17 Jul
Fri
18 Jul
Sat
19 Jul
Sun
20 Jul
Mon
21 Jul
Real-time AQI (Monitoring Station in Tongchuan)
王益区政府
4816
PM2.5
48
PM10
46
O3
0.4
CO
4
SO2
31
NO2
新区管委会
4423
PM2.5
44
PM10
84
O3
0.5
CO
7
SO2
23
NO2
大唐三路
4619
PM2.5
46
PM10
77
O3
0.6
CO
5
SO2
24
NO2
Air quality in the last 12 months (Tongchuan)
|
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
|
|
|
2024/08
|
38
|
40
|
37
|
36
|
41
|
40
|
31
|
30
|
52
|
128
|
46
|
29
|
33
|
45
|
39
|
40
|
48
|
43
|
37
|
37
|
34
|
39
|
45
|
48
|
46
|
22
|
28
|
34
|
35
|
36
|
38
|
|
2024/07
|
27
|
32
|
36
|
32
|
35
|
45
|
27
|
16
|
31
|
51
|
39
|
41
|
52
|
58
|
44
|
18
|
21
|
30
|
31
|
32
|
45
|
29
|
33
|
48
|
78
|
64
|
48
|
52
|
40
|
30
|
42
|
|
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