Water Quality Test Results

The Thornapple River SAD Committee will be conducting yearly testing on the Thornapple River to see their progress and guide the following year's river treatments.  Test results will be published on this page each year, upon receipt of results from the contractors completing the testing and treatment.
 
2022 Test Results
Water Quality Measurment Scale Explanation
Water Quality Testing Site Map
E-Coli Report
Testing Report (Spring)
Testing Report (Fall) 
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