Air Quality
Excellent
No health implications.
31
PM2.5
39
PM10
41
O3
0.8
CO
5
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Feb
135
Light
Tue
17 Feb
143
Light
Wed
18 Feb
113
Light
Thu
19 Feb
81
Good
Fri
20 Feb
97
Good
Sat
21 Feb
35
Excellent
Sun
22 Feb
35
Excellent
Air quality in the last 12 months (Houma)
|
2026/01
|
105
|
125
|
167
|
183
|
110
|
34
|
60
|
66
|
71
|
81
|
55
|
82
|
98
|
111
|
124
|
101
|
92
|
99
|
50
|
38
|
58
|
78
|
109
|
116
|
148
|
154
|
133
|
137
|
125
|
150
|
153
|
|
2025/12
|
103
|
70
|
48
|
84
|
95
|
130
|
113
|
82
|
98
|
145
|
124
|
54
|
94
|
123
|
113
|
144
|
118
|
97
|
118
|
55
|
62
|
85
|
116
|
98
|
54
|
67
|
91
|
122
|
120
|
82
|
73
|
|
2025/11
|
79
|
79
|
74
|
88
|
84
|
79
|
62
|
47
|
78
|
79
|
89
|
96
|
62
|
83
|
105
|
77
|
23
|
21
|
62
|
73
|
73
|
101
|
115
|
136
|
87
|
173
|
258
|
146
|
131
|
104
|
|
|
2025/10
|
49
|
38
|
48
|
47
|
41
|
21
|
26
|
34
|
22
|
20
|
22
|
26
|
43
|
54
|
37
|
41
|
24
|
29
|
48
|
36
|
38
|
56
|
70
|
80
|
47
|
70
|
60
|
72
|
91
|
123
|
82
|
|
2025/09
|
45
|
39
|
22
|
17
|
28
|
59
|
63
|
58
|
41
|
43
|
23
|
26
|
42
|
51
|
43
|
39
|
26
|
27
|
26
|
52
|
30
|
29
|
36
|
49
|
50
|
37
|
40
|
55
|
57
|
64
|
|
|
2025/08
|
39
|
42
|
40
|
44
|
33
|
35
|
42
|
38
|
30
|
32
|
40
|
45
|
52
|
48
|
29
|
17
|
33
|
36
|
32
|
34
|
28
|
44
|
34
|
29
|
44
|
36
|
34
|
25
|
31
|
48
|
49
|
|
2025/07
|
33
|
29
|
31
|
35
|
17
|
32
|
25
|
31
|
38
|
43
|
54
|
51
|
48
|
45
|
45
|
52
|
47
|
44
|
43
|
40
|
44
|
45
|
25
|
22
|
30
|
35
|
36
|
32
|
38
|
38
|
36
|
|
2025/06
|
53
|
48
|
38
|
48
|
49
|
52
|
66
|
58
|
62
|
58
|
59
|
54
|
53
|
37
|
33
|
40
|
44
|
44
|
33
|
43
|
37
|
43
|
42
|
39
|
53
|
38
|
45
|
27
|
40
|
36
|
|
|
2025/05
|
74
|
82
|
51
|
61
|
180
|
191
|
123
|
84
|
59
|
43
|
50
|
52
|
60
|
53
|
55
|
65
|
154
|
80
|
82
|
69
|
73
|
71
|
54
|
37
|
48
|
47
|
52
|
61
|
63
|
56
|
60
|
|
2025/04
|
73
|
66
|
69
|
89
|
65
|
82
|
96
|
91
|
77
|
65
|
122
|
224
|
137
|
51
|
56
|
107
|
136
|
118
|
83
|
67
|
86
|
156
|
129
|
67
|
67
|
70
|
62
|
55
|
57
|
110
|
|
|
2025/03
|
90
|
78
|
39
|
47
|
78
|
92
|
78
|
83
|
75
|
90
|
99
|
184
|
110
|
84
|
43
|
31
|
40
|
35
|
43
|
46
|
55
|
70
|
103
|
269
|
204
|
223
|
213
|
173
|
69
|
54
|
61
|
|
2025/02
|
185
|
145
|
29
|
41
|
30
|
78
|
48
|
35
|
61
|
87
|
102
|
69
|
66
|
83
|
89
|
72
|
72
|
85
|
76
|
82
|
116
|
123
|
62
|
60
|
75
|
63
|
81
|
95
|
|||
|
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