This page provides several clickable links to technical reports that offer additional information about Spring Lake and its watershed.

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Water Quality Monitoring and Plant Control

• 2024 Plant Control Report

• 2024 Water Quality Report

• 2023 Plant Control Report

• 2022 Water Quality Report with Management Recommendations

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Lake and Watershed Management

• ​2018 Spring Lake External Loading and Toxic Algae Study

• 2015 Report on the Impact of Stormwater Runoff on Spring Lake

• 2010 Rein in the Runoff - Citizens Stormwater Guidelines for Spring Lake

• 2001 Watershed Management Plan

• 2000 Lake Improvement Plan

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Alum Treatment

• 2022 Spring Lake Sediment Analysis and Internal Loading Report

• 2021 Overview of Lake Alum Treatments

• 2018 Evaluation of Internal Phosphorus Loading in Spring Lake 11 Years After Alum Treatment

• 2017 Technical Article on the Use of Alum in Lakes (Wagner 2017)

• 2010 Spring Lake Alum Treatment Report

• 2004 North American Lake Management Society Position Paper on the Use of Alum