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Counties with the highest air toxics cancer risk in South Dakota

Among 66 South Dakota counties with published values, the counties with the highest air toxics cancer risk are Aurora County, SD (20, 0.67 times the U.S. county median of 30), Beadle County, SD (20, 0.67 times the U.S. county median of 30) and Bon Homme County, SD (20, 0.67 times the U.S. county median of 30). Values are in a million (EPA AirToxScreen).

Source: EPA AirToxScreen. These are county-level figures, compared with the U.S. county median. A high rate does not prove an environmental cause: age, smoking, income, access to care, screening and chance all move county rates, and small counties swing widely.

All South Dakota counties, highest first

Air toxics cancer risk, in a million (EPA AirToxScreen).

Counties with the highest air toxics cancer risk in South Dakota
RankCountyStateValueU.S. county medianTimes reference
1Aurora CountySD20300.67x
2Beadle CountySD20300.67x
3Bon Homme CountySD20300.67x
4Brookings CountySD20300.67x
5Brown CountySD20300.67x
6Brule CountySD20300.67x
7Buffalo CountySD20300.67x
8Butte CountySD20300.67x
9Campbell CountySD20300.67x
10Charles Mix CountySD20300.67x
11Clark CountySD20300.67x
12Clay CountySD20300.67x
13Codington CountySD20300.67x
14Davison CountySD20300.67x
15Day CountySD20300.67x
16Deuel CountySD20300.67x
17Douglas CountySD20300.67x
18Edmunds CountySD20300.67x
19Fall River CountySD20300.67x
20Faulk CountySD20300.67x
21Grant CountySD20300.67x
22Gregory CountySD20300.67x
23Hamlin CountySD20300.67x
24Hand CountySD20300.67x
25Hanson CountySD20300.67x
26Hughes CountySD20300.67x
27Hutchinson CountySD20300.67x
28Hyde CountySD20300.67x
29Jerauld CountySD20300.67x
30Jones CountySD20300.67x
31Kingsbury CountySD20300.67x
32Lake CountySD20300.67x
33Lawrence CountySD20300.67x
34Lincoln CountySD20300.67x
35Lyman CountySD20300.67x
36Marshall CountySD20300.67x
37McCook CountySD20300.67x
38McPherson CountySD20300.67x
39Meade CountySD20300.67x
40Miner CountySD20300.67x
41Minnehaha CountySD20300.67x
42Moody CountySD20300.67x
43Oglala Lakota CountySD20300.67x
44Pennington CountySD20300.67x
45Potter CountySD20300.67x
46Roberts CountySD20300.67x
47Sanborn CountySD20300.67x
48Spink CountySD20300.67x
49Stanley CountySD20300.67x
50Sully CountySD20300.67x
51Todd CountySD20300.67x
52Tripp CountySD20300.67x
53Turner CountySD20300.67x
54Union CountySD20300.67x
55Walworth CountySD20300.67x
56Yankton CountySD20300.67x
57Bennett CountySD10300.33x
58Corson CountySD10300.33x
59Custer CountySD10300.33x
60Dewey CountySD10300.33x
61Haakon CountySD10300.33x
62Harding CountySD10300.33x
63Jackson CountySD10300.33x
64Mellette CountySD10300.33x
65Perkins CountySD10300.33x
66Ziebach CountySD10300.33x

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