CITY OF HUDSON: Lake Mallalieu Water Quality Data Collection & Analysis

1) Comprehensive mapping of Lake Mallalieu drainage basin topography (including slopes analysis), soils, and land uses, 2) Update bathymetric map of lake, (map will be used as base for aquatic plant survey), 3) Research existing law and enforcement alternatives related to septic systems 4) Pursue existing research into groundwater pollution 5) Water quality monitoring to be conducted at one site during springturnover and five times during the summer (June - Sept.). Sampling parameters and protocol as described on pgs. 1-3 of Barr Engineering proposal in application. In addition fecal coliform sampling is to be conducted with each monitoring session (total of 6 times), 6) Detailed macrophyte survey will be done according to DNR protocols and shall include mapping of the distribution of purple loosestrife within the lake and its riparian borders, 7) Maintain public awareness through Lakes Association newsletter, periodic attendance at public meetings, and newspaper and TV an/or radio press releases, 8) Prepare and distribute interim general report to include all data collected during project. Data reporting format to be worked out in consultation

Activities

• Watershed Mapping or Assessment
• Monitor Water Quality or Sediment
• Map Invasive Species
• Develop/Distribute Newsletter
• Issue News/Media Release
• Informational Meetings
• Map Depth of Lake (Bathymetry)
• Aquatic Plant Monitoring or Survey