| Ada |
Boise White Pine |
µg/m³ |
56 |
28.2 |
29.1 |
29.7 |
30.5 |
31.3 |
32 |
32.8 |
33.2 |
33.8 |
34.8 |
36.1 |
37 |
38.4 |
40.4 |
42 |
43.5 |
44.9 |
46.4 |
48 |
49.8 |
51.2 |
53 |
54.6 |
56 |
| Ada |
Meridian |
µg/m³ |
59.5 |
30 |
31.2 |
32 |
32.9 |
33.5 |
34.5 |
35.5 |
36.3 |
37 |
37.9 |
39.6 |
41.2 |
43.1 |
45.3 |
46.9 |
48.5 |
49.9 |
51.3 |
52.6 |
53.9 |
54.9 |
56.5 |
57.9 |
59.5 |
| Bannock |
Pocatello |
µg/m³ |
20.1 |
13.5 |
13.3 |
13.3 |
13.5 |
13.7 |
13.7 |
13.7 |
14.1 |
14.4 |
14.7 |
15.2 |
15.5 |
16.5 |
17.2 |
17.9 |
18.5 |
18.7 |
18.8 |
18.9 |
18.8 |
18.8 |
19 |
19.5 |
20.1 |
| Benewah |
St Maries PM2.5 |
µg/m³ |
48 |
42.5 |
42.9 |
43.2 |
43.7 |
44.2 |
44.8 |
45.2 |
45.9 |
46.5 |
46.9 |
47.5 |
48 |
47.9 |
47.4 |
46.9 |
46.1 |
44.9 |
43.5 |
42.5 |
41.8 |
41.2 |
41 |
40.8 |
40.3 |
| Blaine |
Ketchum |
µg/m³ |
21.9 |
16.1 |
16.6 |
17 |
17.4 |
18 |
18.3 |
18.7 |
18.9 |
19.3 |
19.6 |
19.9 |
20.3 |
20.9 |
21.3 |
21.6 |
21.8 |
21.9 |
21.8 |
21.7 |
21.3 |
20.7 |
20.6 |
20.5 |
20.2 |
| Boise |
Garden Valley |
µg/m³ |
51.1 |
30.3 |
30.4 |
30.3 |
30.7 |
31.1 |
31.3 |
32 |
32.3 |
32.7 |
33.8 |
34.4 |
35.3 |
36 |
36.9 |
37.6 |
38.9 |
40 |
41.5 |
43.1 |
44.8 |
46.4 |
48.1 |
49.7 |
51.1 |
| Boise |
Idaho City |
µg/m³ |
44.1 |
22.5 |
23.3 |
23.7 |
24.3 |
24.9 |
25.5 |
26.2 |
26.7 |
27.4 |
28.2 |
28.8 |
29.4 |
29.9 |
30.7 |
30.7 |
30.7 |
31.2 |
31.9 |
33.5 |
35.1 |
38.1 |
40.2 |
42.1 |
44.1 |
| Bonner |
Sandpoint |
µg/m³ |
62.8 |
48.1 |
48.9 |
49.7 |
50.1 |
50.9 |
51.6 |
52.3 |
53.3 |
54.7 |
56.2 |
58.2 |
60.1 |
61.5 |
62.1 |
62.5 |
62.7 |
62.8 |
62.6 |
62 |
61.5 |
60.7 |
60.2 |
59.1 |
58.2 |
| Bonneville |
Idaho Falls |
µg/m³ |
21.5 |
19.3 |
18.8 |
18.4 |
18 |
17.7 |
17.3 |
16.8 |
16.5 |
16 |
15.8 |
15.9 |
16.2 |
17 |
17.8 |
18.4 |
19.1 |
19.7 |
20.3 |
20.8 |
20.8 |
20.9 |
21 |
21.3 |
21.5 |
| Boundary |
Bonners Ferry |
µg/m³ |
64.6 |
48.8 |
49.5 |
50.1 |
50.8 |
51.7 |
52.8 |
53.5 |
54.5 |
55.4 |
56.6 |
57.8 |
60 |
61.4 |
62.4 |
63.6 |
64.2 |
64.4 |
64.4 |
64.6 |
64.2 |
63.8 |
63.3 |
62.8 |
62.4 |
| Boundary |
Mt Hall |
µg/m³ |
72.6 |
53.4 |
54.8 |
56.2 |
57.7 |
58.9 |
60.2 |
61.6 |
62.8 |
64 |
65.1 |
66.6 |
68.3 |
69.9 |
71.1 |
71.9 |
72.5 |
72.6 |
72.6 |
72.3 |
71.6 |
70.8 |
69.3 |
67.8 |
66.7 |
| Boundary |
Porthill |
µg/m³ |
61.3 |
43.1 |
43.8 |
44.8 |
45.3 |
46.1 |
46.7 |
47.3 |
48.2 |
49.2 |
50.8 |
51.9 |
53 |
54.2 |
56 |
56.9 |
57.8 |
58.4 |
59.2 |
60.2 |
60.9 |
60.9 |
61.3 |
61.1 |
60.7 |
| Canyon |
Nampa |
µg/m³ |
78.9 |
46.5 |
47.4 |
48 |
48.7 |
49.5 |
50.3 |
51.1 |
52.1 |
53.7 |
55.7 |
57.9 |
60.1 |
62 |
64 |
64.7 |
65.3 |
67 |
68.7 |
70.5 |
72.3 |
74.2 |
76.1 |
77.5 |
78.9 |
| Clearwater |
Orofino - Nez Perce Tribe |
µg/m³ |
46.1 |
34.6 |
35.2 |
35.9 |
36.2 |
37.1 |
37.6 |
38.4 |
39 |
39.8 |
40 |
41.4 |
42.3 |
42.9 |
43.2 |
42.7 |
42.5 |
43.2 |
45.4 |
46.1 |
45.5 |
45.3 |
45 |
44.5 |
44.2 |
| Franklin |
Preston |
µg/m³ |
18.6 |
18.6 |
18.3 |
18.2 |
18.1 |
18 |
17.7 |
17.3 |
17.6 |
17.6 |
17.3 |
17.2 |
17.1 |
17 |
16.6 |
16.3 |
16 |
15.8 |
15.8 |
15.6 |
15.1 |
15 |
14.7 |
14.5 |
14.3 |
| Idaho |
Cottonwood |
µg/m³ |
43.2 |
31.9 |
32.6 |
33.2 |
33.8 |
34.4 |
34.8 |
34.9 |
35.3 |
35.8 |
36.6 |
37.4 |
38.2 |
39.1 |
40.3 |
41.3 |
42.3 |
43 |
43.2 |
43.2 |
43 |
42.7 |
42 |
41.4 |
41.2 |
| Idaho |
Grangeville |
µg/m³ |
43.5 |
30.3 |
30.7 |
31.2 |
31.6 |
32.1 |
32.8 |
33.4 |
33.9 |
34.3 |
35.5 |
36.5 |
37.5 |
37.8 |
38.6 |
39.1 |
39.8 |
40.4 |
41.2 |
41.5 |
42.2 |
42.8 |
43.5 |
43.4 |
43.1 |
| Kootenai |
Coeur d'Alene |
µg/m³ |
51 |
45.4 |
45.8 |
46.2 |
46.5 |
47.1 |
47.7 |
48.5 |
48.9 |
49.3 |
49.8 |
50.5 |
51 |
51 |
50.8 |
50.4 |
49.5 |
48.7 |
47.9 |
45.9 |
44.5 |
43.2 |
42 |
40.9 |
39.7 |
| Latah |
Juliaetta |
µg/m³ |
57 |
43.8 |
45.2 |
46.8 |
48.7 |
49.8 |
50.6 |
51.9 |
52.3 |
53 |
53.8 |
54.8 |
55.5 |
55.5 |
56.5 |
56.9 |
57 |
56 |
54.8 |
53.6 |
52.5 |
51.3 |
50.5 |
49.4 |
47.8 |
| Latah |
Troy |
µg/m³ |
56.2 |
45.3 |
46.7 |
48.1 |
49.6 |
50.6 |
51.8 |
53.2 |
54.2 |
55 |
55.7 |
56.2 |
56 |
55.4 |
55 |
54.5 |
53.7 |
52.5 |
50.9 |
49.5 |
49 |
48.4 |
47.3 |
46.7 |
46 |
| Lemhi |
Salmon |
µg/m³ |
42 |
27 |
27.6 |
28.3 |
28.8 |
29.3 |
29.8 |
31 |
31.6 |
32.2 |
33 |
33.6 |
34.1 |
34.6 |
34.8 |
34.9 |
34.7 |
34.6 |
34.4 |
34.7 |
35.6 |
37.2 |
38.8 |
40.5 |
42 |
| Lewis |
Nezperce - Nez Perce Tribe |
µg/m³ |
45.8 |
34.7 |
35.6 |
36 |
36.3 |
36.8 |
37.6 |
38.5 |
39.3 |
39.8 |
40.3 |
41 |
42.4 |
43.6 |
44.5 |
45.2 |
45.8 |
45.6 |
45 |
44.9 |
45 |
44 |
42.9 |
42.1 |
41.4 |
| Lewis |
Reubens - Nez Perce Tribe |
µg/m³ |
51.2 |
38.3 |
39.6 |
40.7 |
42.3 |
43.7 |
45.1 |
46.8 |
48.6 |
49.7 |
50.3 |
50.9 |
50.8 |
50.4 |
50.8 |
50.9 |
51.2 |
51.2 |
51.1 |
50.2 |
48.7 |
47.7 |
46.7 |
45.7 |
45.3 |
| Lewis/Idaho |
Kamiah - Nez Perce Tribe |
µg/m³ |
47.9 |
35.7 |
35.9 |
36.4 |
36.8 |
37.3 |
37.9 |
38.2 |
38.9 |
39 |
39.1 |
40 |
41.6 |
43.7 |
44.9 |
45.3 |
46.9 |
47.3 |
47.9 |
47.5 |
45.9 |
46.4 |
46.5 |
46.8 |
47.4 |
| Madison |
Rexburg |
µg/m³ |
24.6 |
16.3 |
16.2 |
16.3 |
16.5 |
16.4 |
16.7 |
16.4 |
16.4 |
16.5 |
16.1 |
15.9 |
15.9 |
16.7 |
18 |
19.1 |
20.1 |
21.1 |
22 |
23 |
23.8 |
24.1 |
24.4 |
24.5 |
24.6 |
| Nez Perce |
Lapwai - Nez Perce Tribe |
µg/m³ |
51.7 |
38.3 |
39.7 |
40.9 |
42.1 |
43.4 |
44.5 |
45.6 |
46.5 |
47.5 |
48.3 |
49.3 |
50.3 |
50.9 |
51.2 |
51.4 |
51.7 |
51.7 |
50.2 |
49.1 |
48.1 |
47 |
46.2 |
45 |
43.7 |
| Nez Perce |
Lewiston |
µg/m³ |
60.3 |
48.2 |
49.3 |
50.2 |
51 |
52 |
52.9 |
54 |
54.7 |
55.8 |
57 |
58 |
58.7 |
59.5 |
60 |
60.2 |
60.3 |
60 |
58.6 |
56 |
54 |
51.7 |
50 |
48.2 |
46.5 |
| Shoshone |
Pinehurst |
µg/m³ |
46.3 |
42.4 |
42.8 |
43.1 |
43.4 |
43.6 |
44 |
44.2 |
44.6 |
45.1 |
45.2 |
45.7 |
46.2 |
46.3 |
46.2 |
45.7 |
45.2 |
44.5 |
43.2 |
42 |
41 |
39.8 |
38.7 |
37.8 |
37 |
| Twin Falls |
Twin Falls |
µg/m³ |
28.8 |
18.4 |
18.7 |
19 |
19.3 |
19.9 |
20.1 |
20.7 |
21 |
21.5 |
22 |
22.6 |
23.3 |
24 |
24.6 |
25.2 |
25.3 |
25.8 |
26.3 |
26.6 |
26.9 |
27.3 |
27.6 |
28.2 |
28.8 |
| Valley |
McCall |
µg/m³ |
47.8 |
42 |
41.5 |
41 |
40.6 |
40.2 |
40 |
39.7 |
39.7 |
39.7 |
39.9 |
39.9 |
39.9 |
40 |
40.7 |
42.6 |
44.3 |
45.4 |
45.3 |
45.6 |
45.1 |
45.7 |
46.2 |
47.1 |
47.8 |
| Washington |
Weiser |
µg/m³ |
98.5 |
98.5 |
95.7 |
91.1 |
88.3 |
84.6 |
81 |
77.8 |
76.1 |
76.7 |
77.6 |
78.5 |
79.6 |
80.5 |
81.3 |
81.5 |
81.3 |
81.9 |
82.7 |
83.5 |
84.2 |
85.2 |
85.9 |
86.7 |
87.8 |