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
Bettes Melissa S 3/31/2020 MB Soil Consulting 153 Martha Street Ozark MO 65721 (417) 434-2287 Barry, Lawrence, McDonald, Newton, Stone, Taney, Greene, Polk, Webster, Jasper, Barton, Dade, Cedar, Dallas, Laclede, Miller, Camden, Douglas, Ozark, Christian, Morgan, Clay
Carmichael Doug
3/31/2020 Carmichael Engineering, PC 2342 W Buena Vista Springfiled MO 65810 (417) 830-2170 Barry, Christian, Dade, Greene, Lawrence, Newton, Stone, Jasper, Taney, Cedar
Chorice RD
3/31/2020 Ozarks Area Soil Information Services 4303 S. Troy Ave. Springfield MO 65810 (417) 838-6184 Barry, Cedar, Chrisitan, Dade, Dallas, Greene, Lawrence, Stone, Taney, Webster
DeWitt Tom A 4/30/2019 Soil Management Services 5578 East Farm Road 186 Rogersville MO 65742 (417) 848-8404 Greene, Christian, Webster, Polk, Douglas, Ozark, Taney, Dallas, Barry, Lawrence, McDonald, Stone, Barton, Jasper, Newton, Benton, Vernon, Dade,
Fulton David L 11/30/2019 Consultant 2567 W. Westview St. Springfield MO 65807 (417) 877-4668 Christian Stone Lawrence Polk Dade
Henderson Richard L 3/31/2020 Soil Consulting 3426 S 240th Rd Louisburg MO 65685 (417) 830-0296 Benton, Camden, Cedar, Christian, Dade, Dallas, Greene, Henry, Hickory, Laclede, Lawrence, Miller, Morgan, Polk, Pulaski, Stone, St. Clair, Taney, Webster, Wright, Henry, Cass, Jackson, Johnson Jasper
Purdom Richard K 3/31/2020 Purdom Soil Evaluation 3810 S 201 Rd El Dorado Springs MO 64744 (417) 876-7113 Barry, Barton, Bates, Cedar, Dade, Dallas, Greene, Hickory, Jasper, Polk, Vernon, Webster, Stone, Henry, Benton, Camden


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