The table below lists the counties that have participated in the Township Testing program. The townships listed were offered private well testing for nitrate-nitrogen (nitrate). The table includes the year sampling occurred and the reports for initial and final nitrate sampling. For additional information please contact:
Kimberly Kaiser
651-201-6280
Kimberly.Kaiser@state.mn.us
Program Summaries of Initial and Final Nitrate Testing for Private Wells
- Township Testing Program Update - May 2022 (PDF)
- Township Testing Program Initial Nitrate Testing Results May 2022-MAP (PDF)
- Township Testing Program Final Nitrate Testing Results May 2022-MAP (PDF)
- Nitrate Testing Final Results for Private Wells May 2022-TABLE*
- Initial Nitrate Testing Results for Private Wells May 2020 TABLE*
Participating Counties in the Township Testing Program and Nitrate Testing Reports
| County | Townships | Year Initially Sampled | Initial Summary (Year published) | Final Summary (Year published) | Final Report (Year Published) |
|---|---|---|---|---|---|
| Becker | Carsonville, Osage, Pine Point | 2016 | 2017 | 2019 | 2019 |
| Benton | Langola, Maywood, Watab | 2013 | 2015 | 2018 | 2018 |
| Benton | Minden | 2016 | 2017 | 2018 | 2018 |
| Big Stone | Akron, Browns Valley, Odessa | 2019 | 2020 | 2021 | 2021 |
| Blue Earth | Garden City, Lime, Lincoln, Rapidan, South Bend | 2018 | 2019 | 2020 | 2020 |
| Brown | Leavenworth, Mulligan, Stark | 2019 | 2020 | 2021 | 2021 |
| Carver | San Francisco | 2018 | 2019 | 2020 | 2020 |
| Chippewa | Kragero, Sparta, Tunsberg | 2018 | 2019 | 2020 | 2020 |
| Chisago | Amador, Sunrise | 2018 | 2019 | 2020 | 2020 |
| Clay | Barnesville, Cromwell, Elkton, Hagen, Hawley, Humboldt, Keene, Riverton, Skree, Spring Prairie, Ulen | 2017 | 2018 | 2019 | 2019 |
| Cottonwood | Amboy, Dale, Germantown, Southbrook | 2018 | 2019 | 2020 | 2020 |
| Dakota | Castle Rock, Douglas, Hampton, Marshan, Nininger, Randolph, Sciota, Vermillion, Waterford | 2013 | 2016 | 2018 | 2017 |
| Dakota | Empire, Eureka, Farmington, Greenvale, Ravenna, Rosemount | 2014 | 2016 | 2018 | 2017 |
| Dodge | Canisteo, Concord, Mantorville, Milton, Vernon, Wasioja, Westfield | 2016 | 2017 | 2019 | 2019 |
| Douglas | Alexandria, Belle River, Carlos, Hudson, Ida, Leaf Valley, Millerville, Orange, Spruce Hill | 2016 | 2017 | 2019 | 2019 |
| Faribault | Barber, Prescott, Winnebago | 2018 | 2019 | 2020 | 2020 |
| Fillmore | Amherst, Arendahl, Beaver, Bloomfield, Bristol, Canton, Carimona, Carrolton, Chatfield, Fillmore, Forestville, Fountain, Harmony, Holt, Jordan, Newburg, Norway, Pilot Mound, Preble, Preston, Rushford Village, Spring Valley, Sumner, York | 2017 | 2018 | 2019 | 2019 |
| Freeborn | London, Mansfield | 2019 | 2020 | 2022 | 2022 |
| Goodhue | Belle Creek, Belvidere, Cannon Falls, Cherry Grove, Featherstone, Florence, Goodhue, Hay Creek, Holden, Kenyon, Leon, Minneola, Pine Island, Red Wing City, Roscoe, Stanton, Vasa, Wacouta, Wanamingo, Warsaw, Welch, Zumbrota | 2017 | 2018 | 2020 | 2020 |
| Houston | Black Hammer, Caledonia, Houston, Mayville, Money Creek, Sheldon, Spring Grove, Union, Wilmington, Winnebago | 2018 | 2019 | 2020 | 2020 |
| Hubbard | Badoura, Crow Wing Lake, Henrietta, Hubbard, Straight River, Todd | 2016 | 2017 | 2019 | 2018 |
| Kanabec | Southfork | 2018 | 2019 | 2020 | 2020 |
| Kandiyohi | Burbank, Colfax, Norway Lake, Roseville | 2016 | 2017 | 2019 | 2019 |
| Lac qui Parle | Augusta, Freeland, Manfred, Mehurin, Walter | 2019 | 2020 | 2021 | 2021 |
| LeSueur | Kasota, Ottawa | 2018 | 2019 | 2020 | 2020 |
| Lincoln | Verdi | 2018 | 2019 | 2020 | 2020 |
| Lyon | Fairview, Westerheim | 2018 | 2019 | 2020 | 2020 |
| Meeker | Darwin, Litchfield | 2018 | 2019 | 2020 | 2020 |
| Morrison | Agram, Belle Prairie, Bellevue, Buh, Culdrum, Swan River | 2013 | 2015, 2016 | 2018 | 2017 |
| Morrison | Elmdale, Little Falls, Ripley, Swanville, Two Rivers | 2015 | 2016 | 2018 | 2017 |
| Mower | Austin, Bennington, Frankford, Lansing, Leroy, Lyle, Nevada, Pleasant Valley, Racine, Red Rock, Udolpho, Windom | 2019 | 2020 | 2021 | 2021 |
| Nicollet | Ridgley | 2018 | 2019 | 2020 | 2020 |
| Nobles | Grand Prairie, Lismore, Olney, Westside | 2016 | 2017 | 2019 | 2019 |
| Olmsted | Dover, Elmira, Eyota, Farmington, High Forest, New Haven, Orion, Oronoco, Pleasant Grove, Quincy, Viola | 2014 | 2017 | 2019 | 2017 |
| Otter Tail | Amor, Aurdal, Bluffton, Butler, Clitherall, Compton, Corliss, Dora, Eagle Lake, Eastern, Edna, Effington, Elmo, Everts, Gorman, Hobart, Inman, Leaf Lake, Leaf Mountain, Maine, Newton, Nidaros, Oak Valley, Otter Tail, Otto, Parkers Prairie, Perham, Pine Lake, Rush Lake, Scambler, Tordenskjold, Woodside | 2015 | 2016 | 2018 | 2018 |
| Pipestone | Altona, Burke, Eden, Fountain Prairie, Grange, Osborne, Rock, Sweet, Troy | 2018 | 2019 | 2020 | 2020 |
| Polk | Crookston, Gentilly, Kertsonville, Liberty, Onstad | 2018 | 2019 | 2020 | 2020 |
| Pope | Bangor, Glenwood, Grove Lake, Lake Johanna, Leven, Westport | 2015 | 2016 | 2018 | 2018 |
| Redwood | Swedes Forest | 2019 | 2020 | 2022 | 2022 |
| Rice | Bridgewater, Cannon City, Morristown, Northfield | 2017 | 2018 | 2019 | 2019 |
| Rock | Battle Plain, Clinton, Luverne, Magnolia, Mound, Rose Dell, Vienna | 2016 | 2017 | 2019 | 2019 |
| Scott | Jackson, Louisville, Sand Creek, St. Lawrence | 2018 | 2019 | 2020 | 2021 |
| Sherburne | Becker, Clear Lake, Haven, Palmer, Santiago | 2014 | 2021 | 2018 | 2017 |
| Sherburne | Big Lake | 2015 | 2021 | 2018 | 2017 |
| Stearns | Brockway, Crow Lake, Crow River, Fairhaven, Grove, Le Sauk, Lynden, Maine Prairie, Melrose, Millwood, Munson, North Fork, Oak, Wakefield | 2014 | 2016 | 2017 | 2017 |
| Steele | Blooming Prairie, Lemond, Meriden, Summit | 2018 | 2019 | 2020 | 2021 |
| Swift | Appleton, Clontarf, Edison, Fairfield, Hegbert, Marysland, Moyer, Shible, Six Mile Grove, Tara, Westbank | 2019 | 2020 | 2021 | 2021 |
| Todd | Burleene, Burnhamville, Gordon, Hartford, Kandota, Round Prairie, Stowe Prairie, Ward, West Union | 2016 | 2017 | 2019 | 2019 |
| Wabasha | Chester, Elgin, Gillford, Glasgow, Greenfield, Highland, Hyde Park, Lake, Mazeppa, Mount Pleasant, Oakwood, Plainview, West Albany, Zumbro | 2017 | 2018 | 2019 | 2019 |
| Wadena | Aldrich, Thomastown, Wadena, Wing River | 2013 | 2015 | 2019 | 2018 |
| Washington | Cottage Grove, Denmark Towns | 2014 | 2015 | 2017 | 2018 |
| Watonwan | Riverdale | 2019 | 2020 | 2022 | 2022 |
| Winona | Elba, Fremont, Hart, Hillsdale, Mt. Vernon, Norton, Pleasant Hill, Saratoga, St. Charles, Utica, Warren, Wilson, Wiscoy | 2016 | 2017 | 2019 | 2018 |
| Wright | Clearwater, French Lake, Monticello, Silver Creek, Southside | 2018 | 2019 | 2020 | 2020 |
*Many of the reports listed above and in the table are included in the Minnesota Digital Water Research Library.
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