Lake Koshkonong


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Blue-green algae observed in Rock County

Hometown News LP

Date: 8/8/2018 10:16:00 AM

Officials have recently observed blue-green algae in the waters of Lake Koshkonong. Because it is hard to determine exact levels of blue-green algae toxin concentrations, anyone considering recreation

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Blue-green algae found in Lake Koshkonong in Rock Co.


Date: 8/8/2018 7:22:00 AM

ROCK COUNTY, Wis. (WMTV)---Officials in Rock County report on Wednesday morning that conditions are right for blue-green algae (Cyanobacteria) to be showing up in local waters. The Public Health Depar

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Blue-green algae found in Lake Koshkonong


Date: 8/8/2018 7:14:00 AM

JANESVILLE (WKOW) -- Rock County officials say they've found blue-green algae in Lake Koshkonong. According to a release, the Rock County Public Health Department says it has recently observed the alg

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New Rock-Koshkonong Lake District chairman wants board to move on

Janesville Gazette

Date: 8/3/2018 4:18:00 AM

Former Secretary Steve Proud was appointed chairman. Proud said he has owned property on Lake Koshkonong for more than 30 years and has been on the board for about eight years. “My predecessor did an

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New owners revamping the Historic Lake House Inn near Lake Koshkonong

Janesville Gazette

Date: 8/2/2018 5:16:00 PM

Jeff Kruckenberg looked out the window of the Historic Lake House Inn onto North Maple Beach Drive and watched a woman passing on an old, red tractor. As she puttered past the 171-year-old stone inn n

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• Surface Area: 10,460 Acres
Lake Koshkonong is a census-designated place in the town of Sumner, Jefferson County, Wisconsin, United States. The population was 1,204 at the 2010 census.
According to the United States Census Bureau, the CDP has a total area of 29.9 square miles, of which, 14.3 square miles of it is land and 15.6 square miles of it is water.
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