This list includes Onsite Soil Evaluators who are authorized to perform soil morphology evaluations for the design of onsite wastewater treatment systems (OWTS).

There may be additional requirement to work in some counties. Contact the county onsite sewage authority to confirm that an individual can evaluate sites/soils in that county.

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Missouri Onsite Soil Evaluators List

Last Name First Name MI Date of Expiration Business Address City State Zip Code Business Phone Counties Served
Bauer John H 10/31/2019 On-site Soils, Inc 4077 N. Saint Peters Pkway, Suite 110 St Peters MO 63304 (888) 878-1461 Franklin, Jefferson, Lincoln, St. Charles, Pike, Montgomery, Warren, St.Louis, Gasconade, Crawford, St.Francois, Ste. Genevieve, Washington
Bond William H 3/31/2020 William H. Bond Engineering 3524 Conway Road Farmington MO 63640 (573) 327-9341 Cape Girardeau, Franklin, Iron, Jefferson, Madison, Perry, Reynolds, St. Charles, St. Francois, Ste.Genevieve, St. Louis, Washington
Godsey Kevin W 3/31/2020 Soil Works RT3 Box 3630 Marble Hill MO 63764 (573) 866-3639 Bollinger, Butler, Cape Giradeau, Carter, Dunklin, Madison, Mississippi, New Madrid, Pemiscott, Perry, Reynolds, Ripley, St. Francios, Ste. Genevieve, Scott, Stoddard, Wayne, Iron
Klaproth Dan E 3/31/2020 Flag Hill LLC 2218 County Rd 318 Jackson MO 63755 (573) 979-3551 Butler, Bollinger, Cape Girardeau, Carter, Dunklin, Howell, Madison, Mississippi, New Madrid, pemiscott, Perry, Oregon, Reynolds, Ripley, Ste. Genevieve, Shannon, St. Francois, Scott, Stoddard, Wayne
Meinert Dennis M 10/31/2019 Home & Farm Soil Consulting 835 Gerling Lane New Haven MO 63068 (573) 237-5081 Audrain Callaway Cole Crawford Dent Franklin Gasconade Jefferson Lincoln Maries Montgomery Osage Phelps Pike Pulaski St. Charles St.Louis Warren Washington Ste. Genevieve Texas Dent Iron Ralls Monroe
Roth Matt W 3/31/2020 On-Site Soils 4077 N Saint Peters St Peters MO 63304 (888) 878-1461 Franklin, Jefferson, Lincoln, Montgomery, Pike, St. Charles, St. Louis, Warren, Gasconade, Crawford, Ste. Genevieve Washington St.Francois
Rousseau Matt D 7/31/2019 M.R. Soil Consulting LLC PO Box 1427 Ballwin MO 63022 (636) 394-1838 Franklin Gasconade Jefferson Lincoln St. Charles St. Louis Warren Washington St. Francois Ste. Genevieve Crawford Pike Montgomery Ralls Callaway Monroe Audrain


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Contact us if you have questions about this list, or to update or correct an address.