| Ada |
Boise White Pine |
µg/m³ |
35.5 |
33.3 |
32.8 |
32.7 |
32.4 |
32.1 |
31.9 |
31.6 |
31.7 |
31.6 |
31.7 |
31.6 |
31.7 |
31.9 |
32 |
32.2 |
32.3 |
32.5 |
32.8 |
32.9 |
33.3 |
33.6 |
34 |
34.7 |
35.5 |
| Ada |
Meridian |
µg/m³ |
32.9 |
31.6 |
31.9 |
32 |
32.4 |
32.5 |
32.4 |
32.6 |
32.9 |
32.7 |
32.9 |
32.4 |
32.2 |
32 |
31.7 |
31 |
30.5 |
30.9 |
31.2 |
31.6 |
31.4 |
31.4 |
31.6 |
31.7 |
31.8 |
| Bannock |
Pocatello |
µg/m³ |
28.1 |
28.1 |
28 |
27.2 |
26.4 |
25.7 |
24.7 |
24 |
23.2 |
22.3 |
21.5 |
20.3 |
19.2 |
18.5 |
18 |
17.5 |
17 |
16.9 |
16.6 |
16.4 |
16 |
15.7 |
15.7 |
15.9 |
16 |
| Benewah |
St Maries PM2.5 |
µg/m³ |
46.5 |
46.5 |
44.2 |
42.1 |
39.8 |
37.7 |
35.6 |
34.1 |
32.5 |
30.9 |
29.4 |
27.6 |
25.7 |
24.4 |
23.1 |
22.2 |
22 |
22.1 |
21.8 |
21.4 |
21.5 |
21.5 |
21.6 |
21.5 |
21.6 |
| Blaine |
Ketchum |
µg/m³ |
22 |
22 |
21 |
20.3 |
19.4 |
18.7 |
17.8 |
17.1 |
16.4 |
16.1 |
15.8 |
15.7 |
15.6 |
15.4 |
15 |
14.6 |
14.6 |
14.7 |
14.9 |
15.1 |
15.1 |
15.1 |
15.1 |
15.3 |
15.1 |
| Boise |
Garden Valley |
µg/m³ |
38 |
34.9 |
34.8 |
34.9 |
35 |
34.9 |
35.1 |
35.1 |
35.1 |
35.3 |
34.9 |
34.9 |
34.7 |
34.3 |
34.3 |
34.5 |
34.9 |
35.4 |
36.1 |
36.7 |
37.1 |
37.5 |
38 |
37.8 |
37.8 |
| Boise |
Idaho City |
µg/m³ |
36.2 |
32.4 |
32.2 |
32.1 |
32.3 |
32.2 |
32.3 |
32.7 |
32.5 |
32 |
32 |
32 |
31.8 |
31.8 |
32.1 |
32.3 |
32.8 |
33.4 |
34.3 |
35.5 |
36.2 |
35.2 |
34.9 |
35.1 |
35.6 |
| Bonner |
Sandpoint |
µg/m³ |
120.5 |
120.5 |
117.7 |
115.3 |
112.6 |
109.9 |
107.1 |
104.7 |
102.5 |
99.3 |
96 |
92.3 |
89 |
86.3 |
82.6 |
78.9 |
74.5 |
69.2 |
64.1 |
59.5 |
54.8 |
51.1 |
48.8 |
46.9 |
45.7 |
| Bonneville |
Idaho Falls |
µg/m³ |
28.9 |
27.9 |
28.6 |
28.9 |
28.9 |
28.6 |
27.8 |
26.9 |
25.8 |
24.8 |
23.8 |
22.7 |
21.7 |
21 |
20.2 |
20 |
19.9 |
19.9 |
20 |
19.8 |
19.8 |
20 |
19.9 |
19.3 |
18.9 |
| Boundary |
Bonners Ferry |
µg/m³ |
101.5 |
99.7 |
100.4 |
101 |
101.5 |
101.1 |
100.7 |
100.3 |
99.4 |
98.4 |
96.6 |
94.7 |
92.7 |
89.9 |
87.4 |
84.8 |
82.2 |
78.6 |
74.7 |
71.7 |
69.1 |
66.6 |
63.9 |
61.7 |
59.1 |
| Boundary |
Mt Hall |
µg/m³ |
86.7 |
86.7 |
86 |
85.5 |
84.7 |
84 |
83.5 |
82.7 |
82.1 |
81.4 |
80 |
78.8 |
77.2 |
76.7 |
76.1 |
74.4 |
72.3 |
71.1 |
68.5 |
66.5 |
65.2 |
64.7 |
64.5 |
63.8 |
63.2 |
| Boundary |
Porthill |
µg/m³ |
77 |
76.9 |
76.9 |
76.9 |
76.8 |
77 |
76.9 |
76.4 |
75.9 |
75.2 |
74.5 |
73.3 |
71.8 |
70.2 |
69.5 |
68 |
67.3 |
66.3 |
65.6 |
64.8 |
64 |
63 |
62 |
60.8 |
59.8 |
| Canyon |
Nampa |
µg/m³ |
35.5 |
35.2 |
35.5 |
35.3 |
35.2 |
35.2 |
34.8 |
34.4 |
34.2 |
34.1 |
34.1 |
33.7 |
33.4 |
33 |
32.9 |
32.8 |
32.6 |
32.6 |
33 |
33.2 |
33.3 |
33.4 |
33.7 |
34.2 |
34.6 |
| Clearwater |
Orofino - Nez Perce Tribe |
µg/m³ |
25.5 |
16.8 |
17.2 |
17.2 |
17.7 |
18 |
18.2 |
18.5 |
18.7 |
18.7 |
18.6 |
18.2 |
17.9 |
18.2 |
19.2 |
20 |
21 |
22.4 |
23.7 |
23.8 |
24.2 |
24.7 |
25 |
25.1 |
25.5 |
| Franklin |
Preston |
µg/m³ |
12.8 |
11.3 |
11.4 |
11.7 |
12.4 |
12.6 |
12.6 |
12.7 |
12.7 |
12.7 |
12.8 |
12.7 |
12.6 |
12.5 |
12.1 |
11.9 |
11.7 |
11.7 |
11.5 |
11.5 |
11.2 |
10.8 |
10.7 |
10.7 |
10.4 |
| Idaho |
Cottonwood |
µg/m³ |
21.2 |
19.7 |
19 |
18.3 |
17.3 |
16.7 |
16.6 |
16.1 |
15.9 |
15.8 |
15.8 |
15.4 |
15.3 |
14.8 |
15.3 |
15.5 |
15.7 |
17.2 |
19 |
19.5 |
19.7 |
19.8 |
20.3 |
20.8 |
21.2 |
| Idaho |
Grangeville |
µg/m³ |
28.1 |
25.5 |
25.7 |
25.6 |
24.9 |
24.4 |
23.7 |
24.1 |
24.1 |
24.2 |
23.3 |
22.4 |
23.1 |
22.4 |
22.5 |
22.8 |
23.2 |
23.3 |
24 |
25.3 |
26.5 |
27.5 |
27.5 |
27.8 |
28.1 |
| Kootenai |
Coeur d'Alene |
µg/m³ |
71 |
71 |
68.8 |
65.7 |
62.4 |
59.5 |
56.5 |
53.2 |
50.6 |
48.7 |
47.5 |
46.6 |
45.5 |
44.1 |
41.9 |
39.4 |
37.2 |
34.9 |
33 |
31.1 |
29 |
26.6 |
25.4 |
24.2 |
22.9 |
| Latah |
Juliaetta |
µg/m³ |
26.5 |
26.5 |
26.3 |
25.2 |
24.2 |
22.8 |
21.6 |
20.7 |
19.9 |
19 |
18.2 |
18.1 |
17.9 |
18.4 |
19.1 |
19.5 |
19.8 |
19.5 |
19.7 |
20.2 |
20.4 |
20.6 |
20.7 |
20.9 |
21.2 |
| Latah |
Troy |
µg/m³ |
27.1 |
27.1 |
24.6 |
22 |
19.7 |
18.1 |
16.6 |
15.3 |
14.8 |
14.7 |
14.4 |
14.2 |
14.2 |
14.6 |
15.3 |
15.6 |
15.7 |
16 |
16.3 |
16.8 |
17.3 |
17.5 |
17.7 |
18 |
18.2 |
| Lemhi |
Salmon |
µg/m³ |
38.7 |
38.7 |
37.8 |
37 |
36.5 |
35.9 |
35.3 |
35 |
34.3 |
33.7 |
33.2 |
32.8 |
32.1 |
31.4 |
30.9 |
30.6 |
30.4 |
30.3 |
30.1 |
29.9 |
29.7 |
29.5 |
29.4 |
29.5 |
29.5 |
| Lewis |
Nezperce - Nez Perce Tribe |
µg/m³ |
23 |
19 |
18.5 |
18 |
17.7 |
17.2 |
17 |
16.1 |
17.2 |
17 |
16.3 |
15.9 |
15.7 |
15.5 |
15.6 |
15.8 |
16.7 |
18.2 |
19.5 |
20.2 |
21 |
21.3 |
21.8 |
22.5 |
23 |
| Lewis |
Reubens - Nez Perce Tribe |
µg/m³ |
21.3 |
16.1 |
15.7 |
15.5 |
15.2 |
14.5 |
14.5 |
14.2 |
13.6 |
13.3 |
12.9 |
12.9 |
12.6 |
13.2 |
14.6 |
16.5 |
18.3 |
19.2 |
19.4 |
19.9 |
20.1 |
20.3 |
20.2 |
20.8 |
21.3 |
| Lewis/Idaho |
Kamiah - Nez Perce Tribe |
µg/m³ |
28 |
22.5 |
22.5 |
22.5 |
22.8 |
23.2 |
23.5 |
23.5 |
23.6 |
23.4 |
23.1 |
22.4 |
21.5 |
21 |
21.5 |
21.7 |
22 |
22.5 |
24 |
25.2 |
26.1 |
26.8 |
27.4 |
27.4 |
28 |
| Madison |
Rexburg |
µg/m³ |
26.2 |
25 |
25.3 |
25.5 |
25.6 |
25.4 |
26 |
26.2 |
25.9 |
25.9 |
25.3 |
24.5 |
23.4 |
22.5 |
21.8 |
21.1 |
20.9 |
20.5 |
20.3 |
20.3 |
20.5 |
20.7 |
20.4 |
20.1 |
19.6 |
| Nez Perce |
Lapwai - Nez Perce Tribe |
µg/m³ |
22.1 |
17.4 |
17.1 |
17 |
16.6 |
16.3 |
15.8 |
15.6 |
15.3 |
15.3 |
15.2 |
15.3 |
16.8 |
18.6 |
20.3 |
21.3 |
21.7 |
21.5 |
21.9 |
21.8 |
21.7 |
21.9 |
22 |
22 |
22.1 |
| Nez Perce |
Lewiston |
µg/m³ |
22.7 |
22.7 |
22.6 |
22.1 |
21.9 |
21.9 |
21.5 |
21 |
20.5 |
21 |
20.7 |
20.2 |
19.7 |
18.2 |
17.7 |
17.7 |
17.6 |
17.7 |
17.7 |
17.4 |
17.2 |
17.8 |
18.3 |
19 |
19.5 |
| Shoshone |
Pinehurst |
µg/m³ |
58.7 |
58.7 |
56.2 |
53.5 |
51 |
48.5 |
46.1 |
43.8 |
41.5 |
39.2 |
36.3 |
34.2 |
32.8 |
29.7 |
27.5 |
26.3 |
25 |
23.9 |
23.6 |
23.3 |
23.1 |
22.8 |
22.7 |
22.5 |
22.2 |
| Twin Falls |
Twin Falls |
µg/m³ |
40.2 |
40.2 |
38.2 |
36.7 |
35.2 |
33.6 |
32 |
31.1 |
30.2 |
29.2 |
28.4 |
27.9 |
27.3 |
26.8 |
26.2 |
25.9 |
25.8 |
26.1 |
26.1 |
26.4 |
26.6 |
26.5 |
26.3 |
27 |
27.7 |
| Valley |
McCall |
µg/m³ |
33.1 |
31.7 |
30.7 |
29.5 |
28.5 |
27.7 |
26.7 |
26 |
25.4 |
25 |
24.5 |
23.9 |
23.3 |
23.2 |
23.1 |
23.3 |
23.7 |
24.8 |
25.9 |
27 |
28.4 |
29.6 |
30.8 |
31.8 |
33.1 |
| Washington |
Weiser |
µg/m³ |
44 |
40.3 |
41.1 |
41.6 |
42.5 |
43.3 |
43.5 |
43.5 |
43.7 |
43.8 |
43.4 |
42.6 |
41.9 |
41.8 |
41.9 |
42.2 |
42.4 |
42.6 |
42.7 |
42.8 |
43.1 |
43.9 |
44 |
43.6 |
43.2 |