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Green Oaks Study Area


  • April 16, 2020: Final restoration is complete and the contractor is working to address a few final items.   
  • December 19, 2019: The contractor completed the perforated storm sewer installation this week and are demobilizing from the site. Final restoration will take place in the spring.
  • December 12, 2019: The contractor continued installation of the new drain tile this week. The pipe installation should be completed early next week, at which point they will begin restoration. 
  • December 5, 2019: The contractor began installation of the new drain tile work. There will be approximately one more week of pipe installation before they begin restoration.
  • November 26, 2019: The contractor started November 26 with installation of the construction entrance. Installation of the new pipe is anticipated to start next week. 
  • November 21, 2019: The contractor anticipates starting this project next week. This project will replace a very old drain tile that runs north-south just west of the Green Oaks subdivision and north of Cove Pond. New perforated storm sewer will be installed. 
  • October 1, 2019: The bid for the Green Oaks Drain Tile Improvement was awarded by the City Council. 
  • November 7, 2018: The Public Works Department completed constructed of a shallow swale on the City’s property, south of Green Oaks Drive and north of the pedestrian path to Lippold Park. The purpose of this swale is to provide an overflow for water that currently gets trapped in a pocketed area.  
  • February 7, 2018: City staff met with residents of the Green Oaks and Woodland Drive Areas for a final check-in. View the presentation slides.  
  • January 22, 2018: Letters were mailed to all the residents in the study area inviting them to the open house.  
  • August 14, 2017: City staff met with property owners. Meeting minutes are here.  
  • July 31, 2017: Letters were mailed to all residents in the study area inviting them to the open house.
  • July 18, 2017: City council presentation to review the stakeholder engagement process to review and refine improvements to reduce the risk of flooding.
  • June/July 2017: City experienced successive and excessive rain events leading to the total rainfall for June and July of almost 20 inches, over double the normal average.
  • 2015-2016: Further analysis was completed by the City’s stormwater consultant to evaluate options which would reduce the flooding of the roadway on Green Oaks Drive.
  • October 2014: Wetland delineation report was approved by the Army Corps of Engineers.
  • July 2014: Wetland delineation report was completed for the City-owned property west of this study area. 
  • December 2013: Detailed drain tile survey was completed for the City-owned property west of this study area.
  • 2013: The City’s stormwater consultant completed additional analysis of the recommended alternatives outlined in the approved 2009 flooding study.
  • March 2009: A flooding study was completed which helped determine the causes of the flooding and conceptual solutions.
  • August 2007: Successive rain events led to Crystal Lake receiving between 11 and 12 inches of rainfall which produced the highest lake level ever recorded and areas around the lake experienced significant flooding.