ACD Partners with Isanti SWCD to Monitor Isanti County Lakes

ACD was contracted by the Isanti Soil and Water Conservation District (SWCD) to monitor water quality in 7 Lakes, located in the Oxford Township of Isanti County. These lakes are within the Lower St. Croix watershed and have been monitored by the Isanti SWCD since 2017. These lakes have diverse aquatic plant communities, and several rare plant and/or species of special concern have been identified. These natural environment lakes are located in areas of Isanti County that are poised for development in the coming years, making it a crucial time for outreach and education. Conservation agencies such as the Isanti SWCD and the Lower St. Croix Watershed Partnership recognize the importance of using policy and education to help preserve and protect the environment.

Check out this short video on protecting lakes in Oxford Township. The Isanti SWCD is one of the 16 partners of the Lower St. Croix Watershed Partnership, an initiative that looks to protect and restore our water resources for the next ten years. You can learn more about the Isanti SWCD and the LSC Watershed Partnership. For more information contact Kris Larson, Water Resource Specialist, at This email address is being protected from spambots. You need JavaScript enabled to view it..

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Watch Out for Algae Blooms

Photo: Example of a harmful algal bloom

As summer warms up, the likelihood of harmful algae blooms increases. Cyanobacteria, also known as blue-green algae, are a type of photosynthetic bacteria. Cyanobacteria are naturally found in all lakes, rivers, and ponds, and, like plants and algae, they perform photosynthesis, obtaining their energy from the sun. Unlike true algae, cyanobacteria aren't a key part of the food chain, and most organisms choose not to eat them. Under the right circumstances, cyanobacteria can multiply to form a bloom. A bloom is a sudden increase in cyanobacterial cells in a specific area of water. Some species of cyanobacteria can create toxins that are harmful to human and animal health, known as cyanobacterial harmful algal blooms (cyanoHABs). 

Photo: Tips on tricks on harmful algal blooms

CyanoHABs can make people and animals sick if they breathe in, swallow, or come into contact with water or scum that contains toxins. Sunlight, high temperatures, and abundant nutrients, such as phosphorus and nitrogen, can increase the likelihood of a bloom occurring. Warm weather patterns and significant rain events that result in more stormwater runoff entering the water can also jump-start a bloom. Blooms typically occur during the warmer months, between mid-June and mid-September. As Minnesota's climate changes, it's fueling more frequent and intense rain events, floods, and warmer weather, contributing to more harmful algal blooms. For more information, check out the Minnesota Pollution Control Agency webpage or contact Kris Larson, Water Resource Specialist, at This email address is being protected from spambots. You need JavaScript enabled to view it.. 

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Stream Water Quality Monitoring is Underway!

Photo: ACD staff taking the secchi reading of a ditch within the Coon Creek Watershed

ACD has been out in the field, monitoring the water quality and water quantity of Anoka County's streams and rivers. Stream water quality monitoring is conducted to detect and diagnose water quality problems that impact the ecological integrity of waterways, recreation, and human health. Since many streams systems are connected to lakes, water quality in streams is often studied as part of lake management. Hydrology is the study of water quantity and movement. Knowledge regarding the amount of water flowing in a stream helps engineers and natural resource professionals understand the effects of rain events, land development, and stormwater management. This information is often paired with water quality monitoring and used to calculate pollutant loadings, which are used in computer models and water pollution regulatory determinations.

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Water resource monitoring is underway in 2025!

ACD staff is working hard to install monitoring equipment this spring so that it can begin to capture water quality and quantity data from Anoka County’s lakes, rivers, streams, wetlands, and groundwater resources. 
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Well Sealing Grants Now Available!

For more information contact Kris Larson, Water Resource Specialist, This email address is being protected from spambots. You need JavaScript enabled to view it..  

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