Water Quality and Aquatic Plant Management

For files older than the current year, please see our Archives.

Lake Management Plan
 

Comprehensive Lakes Management Plan (2013)

       
Our lake management plans are updated every 5 years. The Lake Management Plan mostly pertains to managing water quality on our three lakes.

Please find below a link to the latest plan.

 
 
Aquatic Plant Management Plan
 

Aquatic Plant Management Plan (2021)

       
Our Aquatic Plant Management Plans are updated every 5 years. These plans document how we manage aquatic invasive species (AIS) and preserving native plants.

Please find below a link to the latest plan:

 
 
Surveys

Water Quality and Invasive Species Surveys

Featured
AIS SURVEY - Big Lake, Curly Leaf Pondweed (CLP), Big Lake, Round Lake, and Church Pine Lake Yellow Iris
AIS SURVEY - Big Lake, Curly Leaf Pondweed (CLP), Big Lake, Round Lake, and Church Pine Lake Yellow Iris

Ecological Integrity Service, LLC conducted an AIS survey in June, 2024 and have marked the location of Curly Leaf Pondweed (CLP) and Yellow Iris on a map.

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Purple-Loosestrife-11-21.png
AIS SURVEY - Big Lake, Round Lake - Purple Loosestrife

Ecological Integrity Service, LLC conducted an AIS survey in August and they have marked the location of Purple Loosestrife on a map.

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AIS SURVEY - Big Lake - Yellow Iris
AIS SURVEY - Big Lake - Yellow Iris

An AIS survey was conducted in July, 2021 on Big Lake, which included a meander of the shoreline. Each spot where Yellow Iris was discovered has been marked.

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AIS SURVEY - Big Lake - Purple Loosestrife
AIS SURVEY - Big Lake - Purple Loosestrife

An AIS survey was conducted in July, 2021 on Big Lake, which included a meander of the shoreline. Each spot where Purple Loosestrife was discovered has been marked.

Read More →
 
Analysis

Water Quality and Invasive Species Analysis

Featured
ANALYSIS - Curly Leaf Pondwedd (CLP) Herbicide
ANALYSIS - Curly Leaf Pondwedd (CLP) Herbicide

The Lake District has received a copy of the 2021 Curly Leaf Pondweed Herbicide analysis from our partner ecological service.

 
Beach Testing

Polk County Recreational Beach Testing Summary Report

 


PROJECT PURPOSE: To initiate and conduct bacteriological water testing of selected public recreational beaches located in Polk County to identify swimming beach water quality trends for purposes of swimmer safety. Nine beaches were monitored for fecal bacteria. They included Lotus Lake, Big Butternut Lake, Half Moon Lake, Lake O’ The Dalles, N. Twin Lake, Balsam Lake, Antler Lake, S. Twin Lake, and Church Pine Lake.