Welcome to J.D. Knowles & Associates, Inc.  

Full Service Environmental Professionals

Soil Screening for Infiltration & POWTS

JDK is dedicated to performing accurate and objective soil tests.  We strive to provide our clients with soils and environmental assistance to get their projects moving forward!

JDK stays informed of regulation updates and has worked with state and local regulators to develop soil screening protocol that is in compliance with regulatory standards.  In addition, our soils team stays informed of the latest techniques, theory, and technology to ensure the best possible service to our clients.

Our services include soil screening for POWTS (Private On-Site Wastewater Treatment System) in accordance with Department of Commerce 83/85 and Soil Infiltration Initial Screening per Wisconsin Department of Natural Resources Standard 1002 under NR 151.  

The JDK soils team also has experience with project management, systems layout - including surveying and mapping, systems design, and assistance with related permit applications and submittals.

Click here for more information on POWTS.

Click here for more information on Infiltration Screening. 

Soil profile graphic courtesy of USDA, Natural Resources Conservation Service

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Last modified: 09/12/08