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   Counties page > Pb in Conterminous US > Pb in upper-midwestern US

Lead in Counties of the Upper Midwestern US

St. Louis Co.: Pb= 13.1 +/- 3.1 ppm Keweenaw Co. Cook Co.: Pb= 13.7 +/- 2.4 ppm Lake Co.: Pb= 10.8 +/- 2.2 ppm Alger Co.: Pb= 16.3 +/- 1.8 ppm Ontonagon Co.: Pb= 16.4 +/- 2.2 ppm Houghton Co.: Pb= 14.0 +/- 1.8 ppm Ashland Co.: Pb= 13.3 +/- 4.4 ppm Luce Co.: Pb= 15.1 +/- 2.3 ppm Marquette Co.: Pb= 16.6 +/- 2.7 ppm Bayfield Co.: Pb= 12.2 +/- 21.2 ppm Chippewa Co.: Pb= 14.1 +/- 2.4 ppm Baraga Co.: Pb= 13.9 +/- 1.0 ppm Gogebic Co.: Pb= 14.7 +/- 1.8 ppm Douglas Co.: Pb= 11.6 +/- 2.9 ppm Iron Co.: Pb= 12.8 +/- 4.3 ppm Carlton Co.: Pb= 12.2 +/- 1.0 ppm Schoolcraft Co.: Pb= 17.6 +/- 4.7 ppm Iron Co.: Pb= 16.3 +/- 2.4 ppm Pine Co.: Pb= 13.0 +/- 1.2 ppm Vilas Co.: Pb= 18.9 +/- 3.9 ppm Dickinson Co.: Pb= 15.4 +/- 2.8 ppm Mackinac Co.: Pb= 15.0 +/- 3.4 ppm Delta Co.: Pb= 14.8 +/- 1.4 ppm Washburn Co.: Pb= 10.7 +/- 2.8 ppm Sawyer Co.: Pb= 14.2 +/- 3.1 ppm Burnett Co.: Pb= 8.6 +/- 2.1 ppm Forest Co.: Pb= 15.9 +/- 3.5 ppm Florence Co.: Pb= 13.5 +/- 1.9 ppm Menominee Co.: Pb= 14.6 +/- 1.0 ppm Price Co.: Pb= 15.1 +/- 3.2 ppm Oneida Co.: Pb= 16.3 +/- 5.0 ppm Charlevoix Co.: Pb= 14.5 +/- 2.2 ppm Emmet Co.: Pb= 11.4 +/- 1.1 ppm Cheboygan Co.: Pb= 8.5 +/- 1.8 ppm Marinette Co.: Pb= 12.2 +/- 1.4 ppm Presque Isle Co.: Pb= 10.6 +/- 1.9 ppm Chisago Co.: Pb= 11.3 +/- 1.0 ppm Polk Co.: Pb= 8.6 +/- 3.0 ppm Barron Co.: Pb= 15.8 +/- 5.6 ppm Rusk Co.: Pb= 15.6 +/- 1.6 ppm Leelanau Co.: Pb= 13.1 +/- 0.9 ppm Lincoln Co.: Pb= 19.3 +/- 3.2 ppm Langlade Co.: Pb= 23.2 +/- 15.0 ppm Door Co.: Pb= 11.6 +/- 3.0 ppm Taylor Co.: Pb= 17.9 +/- 2.6 ppm Oconto Co.: Pb= 13.8 +/- 3.3 ppm Washington Co.: Pb= 11.8 +/- 1.0 ppm Chippewa Co.: Pb= 19.3 +/- 4.8 ppm Alpena Co.: Pb= 11.2 +/- 1.0 ppm St. Croix Co.: Pb= 7.9 +/- 2.0 ppm Dunn Co.: Pb= 11.4 +/- 3.2 ppm Antrim Co.: Pb= 13.6 +/- 2.1 ppm Montmorency Co.: Pb= 9.3 +/- 1.2 ppm Otsego Co.: Pb= 10.4 +/- 2.2 ppm Marathon Co.: Pb= 19.1 +/- 6.4 ppm Grand Traverse Co.: Pb= 8.1 +/- 2.2 ppm Menominee Co.: Pb= 13.7 +/- 0.9 ppm Clark Co.: Pb= 18.0 +/- 2.1 ppm Shawano Co.: Pb= 15.7 +/- 2.6 ppm Dakota Co.: Pb= 12.7 +/- 1.5 ppm Alcona Co.: Pb= 8.2 +/- 1.3 ppm Pierce Co.: Pb= 8.5 +/- 1.7 ppm Kalkaska Co.: Pb= 10.3 +/- 2.3 ppm Crawford Co.: Pb= 10.6 +/- 0.8 ppm Eau Claire Co.: Pb= 16.3 +/- 2.4 ppm Oscoda Co.: Pb= 9.8 +/- 2.1 ppm Benzie Co.: Pb= 12.2 +/- 2.6 ppm Goodhue Co.: Pb= 11.6 +/- 1.5 ppm Portage Co.: Pb= 15.6 +/- 2.5 ppm Wood Co.: Pb= 17.3 +/- 2.6 ppm Pepin Co.: Pb= 10.4 +/- 1.8 ppm Waupaca Co.: Pb= 15.1 +/- 3.2 ppm Brown Co.: Pb= 10.6 +/- 5.0 ppm Kewaunee Co.: Pb= 5.3 +/- 0.9 ppm Trempealeau Co.: Pb= 15.0 +/- 2.3 ppm Jackson Co.: Pb= 15.4 +/- 3.0 ppm Buffalo Co.: Pb= 13.5 +/- 2.1 ppm Outagamie Co.: Pb= 25.2 +/- 9.8 ppm Manistee Co.: Pb= 11.5 +/- 2.0 ppm Iosco Co.: Pb= 9.5 +/- 2.0 ppm Wexford Co.: Pb= 6.5 +/- 1.1 ppm Missaukee Co.: Pb= 7.7 +/- 0.6 ppm Roscommon Co.: Pb= 10.0 +/- 0.9 ppm Ogemaw Co.: Pb= 9.2 +/- 1.5 ppm Wabasha Co.: Pb= 11.4 +/- 2.1 ppm Manitowoc Co.: Pb= 10.5 +/- 6.6 ppm Juneau Co.: Pb= 9.7 +/- 5.3 ppm Adams Co.: Pb= 9.1 +/- 2.2 ppm Waushara Co.: Pb= 12.6 +/- 2.7 ppm Winnebago Co.: Pb= 21.2 +/- 10.7 ppm Calumet Co.: Pb= 15.8 +/- 3.3 ppm Dodge Co.: Pb= 13.8 +/- 1.4 ppm Olmsted Co.: Pb= 14.9 +/- 3.0 ppm Winona Co.: Pb= 15.1 +/- 2.8 ppm Mason Co.: Pb= 12.5 +/- 0.9 ppm Huron Co.: Pb= 11.6 +/- 1.5 ppm Arenac Co.: Pb= 11.3 +/- 1.3 ppm Lake Co.: Pb= 12.0 +/- 1.8 ppm Osceola Co.: Pb= 9.7 +/- 2.3 ppm Clare Co.: Pb= 8.8 +/- 1.4 ppm Gladwin Co.: Pb= 9.9 +/- 1.3 ppm Monroe Co.: Pb= 10.2 +/- 4.9 ppm La Crosse Co.: Pb= 8.3 +/- 2.5 ppm Bay Co.: Pb= 11.4 +/- 1.0 ppm Green Lake Co.: Pb= 10.3 +/- 2.4 ppm Marquette Co.: Pb= 8.8 +/- 4.0 ppm Fond Du Lac Co.: Pb= 14.6 +/- 5.1 ppm Sheboygan Co.: Pb= 14.3 +/- 5.7 ppm Mower Co.: Pb= 15.6 +/- 1.4 ppm Fillmore Co.: Pb= 15.5 +/- 2.3 ppm Houston Co.: Pb= 13.6 +/- 1.7 ppm Tuscola Co.: Pb= 11.7 +/- 1.1 ppm Midland Co.: Pb= 10.7 +/- 1.6 ppm Oceana Co.: Pb= 15.2 +/- 1.1 ppm Newaygo Co.: Pb= 13.1 +/- 1.0 ppm Mecosta Co.: Pb= 12.5 +/- 2.2 ppm Isabella Co.: Pb= 11.3 +/- 1.8 ppm Vernon Co.: Pb= 9.5 +/- 5.4 ppm Sanilac Co.: Pb= 12.8 +/- 1.6 ppm Columbia Co.: Pb= 8.7 +/- 2.4 ppm Sauk Co.: Pb= 7.3 +/- 3.4 ppm Dodge Co.: Pb= 13.4 +/- 1.8 ppm Saginaw Co.: Pb= 10.7 +/- 1.0 ppm Richland Co.: Pb= 7.9 +/- 2.7 ppm Washington Co.: Pb= 10.8 +/- 2.6 ppm Ozaukee Co.: Pb= 11.5 +/- 5.2 ppm Allamakee Co.: Pb= 15.6 +/- 1.3 ppm Howard Co.: Pb= 15.1 +/- 1.2 ppm Winneshiek Co.: Pb= 15.0 +/- 1.1 ppm Mitchell Co.: Pb= 19.6 +/- 6.3 ppm Muskegon Co.: Pb= 13.3 +/- 1.2 ppm Montcalm Co.: Pb= 9.8 +/- 1.8 ppm Gratiot Co.: Pb= 12.5 +/- 1.5 ppm Crawford Co.: Pb= 9.6 +/- 3.6 ppm Lapeer Co.: Pb= 9.9 +/- 1.3 ppm Kent Co.: Pb= 12.9 +/- 2.2 ppm Dane Co.: Pb= 15.8 +/- 7.5 ppm Cerro Gordo Co.: Pb= 21.2 +/- 3.4 ppm Genesee Co.: Pb= 13.8 +/- 3.1 ppm Chickasaw Co.: Pb= 16.4 +/- 2.2 ppm Floyd Co.: Pb= 24.0 +/- 4.4 ppm Grant Co.: Pb= 70.0 +/- 151.1 ppm Iowa Co.: Pb= 131.9 +/- 172.9 ppm Ottawa Co.: Pb= 13.3 +/- 3.1 ppm Jefferson Co.: Pb= 14.4 +/- 3.2 ppm Waukesha Co.: Pb= 27.9 +/- 9.9 ppm Milwaukee Co.: Pb= 23.9 +/- 8.2 ppm St. Clair Co.: Pb= 13.9 +/- 2.7 ppm Shiawassee Co.: Pb= 11.0 +/- 1.2 ppm Ionia Co.: Pb= 9.9 +/- 1.2 ppm Clinton Co.: Pb= 11.9 +/- 1.2 ppm Fayette Co.: Pb= 18.0 +/- 2.7 ppm Clayton Co.: Pb= 18.1 +/- 1.9 ppm Franklin Co.: Pb= 19.7 +/- 2.3 ppm Butler Co.: Pb= 20.4 +/- 2.6 ppm Bremer Co.: Pb= 15.3 +/- 1.1 ppm Macomb Co.: Pb= 16.8 +/- 4.7 ppm Oakland Co.: Pb= 18.4 +/- 9.5 ppm Green Co.: Pb= 42.4 +/- 28.3 ppm Rock Co.: Pb= 15.2 +/- 3.8 ppm Racine Co.: Pb= 28.2 +/- 9.8 ppm Walworth Co.: Pb= 21.9 +/- 8.5 ppm Lafayette Co.: Pb= 259.6 +/- 352.8 ppm Livingston Co.: Pb= 17.8 +/- 18.7 ppm Ingham Co.: Pb= 9.8 +/- 1.7 ppm Barry Co.: Pb= 9.8 +/- 0.8 ppm Eaton Co.: Pb= 10.8 +/- 0.9 ppm Allegan Co.: Pb= 10.7 +/- 2.5 ppm Dubuque Co.: Pb= 19.8 +/- 4.2 ppm Kenosha Co.: Pb= 22.8 +/- 4.5 ppm Delaware Co.: Pb= 21.5 +/- 5.9 ppm Buchanan Co.: Pb= 18.4 +/- 1.2 ppm Black Hawk Co.: Pb= 17.2 +/- 2.0 ppm Hardin Co.: Pb= 18.1 +/- 4.0 ppm Grundy Co.: Pb= 17.9 +/- 1.3 ppm Jo Daviess Co.: Pb= 57.9 +/- 74.4 ppm Stephenson Co.: Pb= 17.6 +/- 2.7 ppm Winnebago Co.: Pb= 16.2 +/- 3.1 ppm Lake Co.: Pb= 41.4 +/- 18.1 ppm McHenry Co.: Pb= 24.6 +/- 18.5 ppm Boone Co.: Pb= 12.4 +/- 1.2 ppm Wayne Co.: Pb= 24.2 +/- 4.6 ppm Washtenaw Co.: Pb= 17.9 +/- 15.8 ppm Jackson Co.: Pb= 9.1 +/- 1.1 ppm Calhoun Co.: Pb= 10.2 +/- 1.0 ppm Kalamazoo Co.: Pb= 10.5 +/- 0.8 ppm Van Buren Co.: Pb= 11.7 +/- 1.4 ppm Jackson Co.: Pb= 20.3 +/- 10.4 ppm Ashtabula Co.: Pb= 17.7 +/- 2.0 ppm Benton Co.: Pb= 21.2 +/- 1.5 ppm Linn Co.: Pb= 25.0 +/- 6.6 ppm Tama Co.: Pb= 21.9 +/- 2.8 ppm Jones Co.: Pb= 17.3 +/- 1.2 ppm Lake Co.: Pb= 16.9 +/- 2.7 ppm Berrien Co.: Pb= 14.5 +/- 2.9 ppm Marshall Co.: Pb= 16.5 +/- 1.5 ppm Ogle Co.: Pb= 16.4 +/- 2.8 ppm Carroll Co.: Pb= 53.3 +/- 54.8 ppm Kane Co.: Pb= 58.0 +/- 31.3 ppm Cook Co.: Pb= 181.6 +/- 128.2 ppm De Kalb Co.: Pb= 27.7 +/- 19.0 ppm Cuyahoga Co.: Pb= 21.1 +/- 4.2 ppm Monroe Co.: Pb= 17.4 +/- 4.2 ppm Lenawee Co.: Pb= 11.9 +/- 2.0 ppm Hillsdale Co.: Pb= 12.9 +/- 2.3 ppm Branch Co.: Pb= 12.4 +/- 1.6 ppm Cass Co.: Pb= 12.6 +/- 1.9 ppm St. Joseph Co.: Pb= 14.7 +/- 4.1 ppm Clinton Co.: Pb= 23.2 +/- 11.0 ppm Du Page Co.: Pb= 89.3 +/- 35.8 ppm Lucas Co.: Pb= 23.1 +/- 11.8 ppm Cedar Co.: Pb= 18.0 +/- 0.5 ppm Whiteside Co.: Pb= 14.2 +/- 5.4 ppm Lee Co.: Pb= 24.0 +/- 15.3 ppm Lorain Co.: Pb= 19.3 +/- 4.6 ppm Jasper Co.: Pb= 22.3 +/- 5.4 ppm Iowa Co.: Pb= 20.6 +/- 4.2 ppm Ottawa Co.: Pb= 21.7 +/- 2.1 ppm Poweshiek Co.: Pb= 25.3 +/- 4.9 ppm Johnson Co.: Pb= 18.2 +/- 1.8 ppm Rock Island Co.: Pb= 16.4 +/- 2.1 ppm Scott Co.: Pb= 19.2 +/- 3.0 ppm Porter Co.: Pb= 34.8 +/- 9.6 ppm La Porte Co.: Pb= 32.0 +/- 5.6 ppm Lake Co.: Pb= 120.5 +/- 186.9 ppm St. Joseph Co.: Pb= 25.3 +/- 9.3 ppm Elkhart Co.: Pb= 14.6 +/- 1.9 ppm Steuben Co.: Pb= 14.2 +/- 2.2 ppm Lagrange Co.: Pb= 14.6 +/- 3.2 ppm Will Co.: Pb= 66.8 +/- 43.3 ppm Kendall Co.: Pb= 50.7 +/- 17.8 ppm Fulton Co.: Pb= 14.4 +/- 2.5 ppm Geauga Co.: Pb= 23.2 +/- 3.7 ppm Williams Co.: Pb= 17.9 +/- 1.0 ppm Erie Co.: Pb= 12.1 +/- 1.7 ppm La Salle Co.: Pb= 42.4 +/- 26.9 ppm Wood Co.: Pb= 22.2 +/- 5.7 ppm Muscatine Co.: Pb= 20.5 +/- 3.8 ppm Bureau Co.: Pb= 15.6 +/- 4.7 ppm Henry Co.: Pb= 15.3 +/- 3.3 ppm De Kalb Co.: Pb= 19.1 +/- 4.8 ppm Noble Co.: Pb= 12.8 +/- 1.0 ppm Washington Co.: Pb= 19.7 +/- 2.1 ppm Keokuk Co.: Pb= 16.8 +/- 3.2 ppm Mahaska Co.: Pb= 25.7 +/- 3.7 ppm Marion Co.: Pb= 22.0 +/- 1.0 ppm Sandusky Co.: Pb= 17.9 +/- 2.3 ppm Henry Co.: Pb= 15.4 +/- 2.5 ppm Marshall Co.: Pb= 26.4 +/- 15.6 ppm Grundy Co.: Pb= 55.3 +/- 23.5 ppm Kosciusko Co.: Pb= 15.7 +/- 3.3 ppm Starke Co.: Pb= 29.9 +/- 6.5 ppm Defiance Co.: Pb= 19.2 +/- 2.5 ppm Louisa Co.: Pb= 17.4 +/- 1.1 ppm Summit Co.: Pb= 19.3 +/- 1.4 ppm Portage Co.: Pb= 16.8 +/- 2.6 ppm Mercer Co.: Pb= 18.7 +/- 4.1 ppm Putnam Co.: Pb= 21.4 +/- 1.8 ppm Kankakee Co.: Pb= 28.6 +/- 6.0 ppm Whitley Co.: Pb= 14.4 +/- 1.5 ppm Huron Co.: Pb= 15.1 +/- 1.4 ppm Jasper Co.: Pb= 25.7 +/- 6.0 ppm Medina Co.: Pb= 15.0 +/- 1.4 ppm Allen Co.: Pb= 19.3 +/- 2.7 ppm Seneca Co.: Pb= 15.7 +/- 1.4 ppm Paulding Co.: Pb= 21.9 +/- 4.0 ppm Stark Co.: Pb= 23.0 +/- 2.8 ppm Newton Co.: Pb= 25.3 +/- 3.2 ppm Fulton Co.: Pb= 12.3 +/- 2.6 ppm Pulaski Co.: Pb= 17.5 +/- 4.8 ppm Hancock Co.: Pb= 17.9 +/- 1.6 ppm Putnam Co.: Pb= 17.4 +/- 1.8 ppm Jefferson Co.: Pb= 17.7 +/- 1.7 ppm Henry Co.: Pb= 18.9 +/- 1.7 ppm Wapello Co.: Pb= 22.0 +/- 1.8 ppm Monroe Co.: Pb= 21.2 +/- 1.5 ppm Lucas Co.: Pb= 22.9 +/- 3.1 ppm Knox Co.: Pb= 21.7 +/- 4.0 ppm Marshall Co.: Pb= 21.0 +/- 2.6 ppm Livingston Co.: Pb= 22.1 +/- 3.6 ppm Des Moines Co.: Pb= 16.8 +/- 2.0 ppm Henderson Co.: Pb= 21.9 +/- 2.6 ppm Warren Co.: Pb= 19.7 +/- 2.4 ppm Ashland Co.: Pb= 17.0 +/- 1.4 ppm Wabash Co.: Pb= 15.0 +/- 2.3 ppm Iroquois Co.: Pb= 23.3 +/- 1.8 ppm Huntington Co.: Pb= 18.2 +/- 6.0 ppm Miami Co.: Pb= 17.3 +/- 6.7 ppm Ford Co.: Pb= 21.8 +/- 3.1 ppm Crawford Co.: Pb= 19.7 +/- 2.4 ppm Richland Co.: Pb= 20.4 +/- 5.3 ppm Wyandot Co.: Pb= 17.6 +/- 0.9 ppm Wayne Co.: Pb= 19.1 +/- 1.8 ppm Van Wert Co.: Pb= 15.6 +/- 1.5 ppm Stark Co.: Pb= 19.8 +/- 2.2 ppm Peoria Co.: Pb= 20.1 +/- 5.0 ppm Woodford Co.: Pb= 25.2 +/- 7.5 ppm Adams Co.: Pb= 17.2 +/- 1.8 ppm Allen Co.: Pb= 16.4 +/- 1.3 ppm Wells Co.: Pb= 18.5 +/- 2.7 ppm White Co.: Pb= 14.9 +/- 3.0 ppm Cass Co.: Pb= 33.5 +/- 17.6 ppm Van Buren Co.: Pb= 21.2 +/- 2.4 ppm Davis Co.: Pb= 22.5 +/- 2.9 ppm Appanoose Co.: Pb= 19.2 +/- 1.4 ppm Hardin Co.: Pb= 18.7 +/- 1.5 ppm Lee Co.: Pb= 18.4 +/- 2.6 ppm McLean Co.: Pb= 22.3 +/- 2.3 ppm Tazewell Co.: Pb= 19.5 +/- 3.4 ppm Carroll Co.: Pb= 21.4 +/- 4.4 ppm Benton Co.: Pb= 21.3 +/- 3.9 ppm Mercer Co.: Pb= 17.5 +/- 1.7 ppm Fulton Co.: Pb= 19.4 +/- 6.4 ppm Morrow Co.: Pb= 22.1 +/- 3.5 ppm Marion Co.: Pb= 20.8 +/- 2.6 ppm Auglaize Co.: Pb= 18.1 +/- 1.1 ppm Holmes Co.: Pb= 19.9 +/- 2.0 ppm Tuscarawas Co.: Pb= 22.0 +/- 3.2 ppm Grant Co.: Pb= 19.6 +/- 2.4 ppm Knox Co.: Pb= 15.9 +/- 1.3 ppm Jay Co.: Pb= 17.1 +/- 2.3 ppm Blackford Co.: Pb= 18.2 +/- 3.3 ppm Howard Co.: Pb= 22.6 +/- 3.7 ppm Tippecanoe Co.: Pb= 17.1 +/- 2.4 ppm Logan Co.: Pb= 14.3 +/- 3.5 ppm Union Co.: Pb= 14.5 +/- 2.9 ppm Shelby Co.: Pb= 19.7 +/- 1.6 ppm Warren Co.: Pb= 22.3 +/- 4.5 ppm Coshocton Co.: Pb= 18.3 +/- 2.2 ppm Delaware Co.: Pb= 17.8 +/- 1.6 ppm Clinton Co.: Pb= 16.8 +/- 3.8 ppm Tipton Co.: Pb= 22.2 +/- 3.1 ppm Madison Co.: Pb= 18.7 +/- 3.5 ppm Delaware Co.: Pb= 15.6 +/- 3.0 ppm Darke Co.: Pb= 18.4 +/- 2.5 ppm Randolph Co.: Pb= 16.3 +/- 1.8 ppm Licking Co.: Pb= 15.3 +/- 1.8 ppm Champaign Co.: Pb= 18.0 +/- 3.6 ppm Guernsey Co.: Pb= 21.1 +/- 3.1 ppm Muskingum Co.: Pb= 20.6 +/- 2.4 ppm Franklin Co.: Pb= 18.3 +/- 1.7 ppm

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