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Home My WebLink About05 07 2012 City Council Work Session - Welcome AvenueÉ»´½±³» ßª»²«» Ð®»´·³·²¿®§ Ñ°¬·±² Ñ°¬·±² ï É¿¬»® ¿²¼ Í¿²·¬¿®§ Í»©»® ×³°®±ª»³»²¬ Ù®¿ª»´ ®±¿¼ «®º¿½» ®»¬±®¿¬·±² Ñ°¬·±² ïß É¿¬»® ¿²¼ Í¿²·¬¿®§ Í»©»® ×³°®±ª»³»²¬ Ù®¿ª»´ ®±¿¼ «®º¿½» ®»¬±®¿¬·±² ß¼¼ ó Î»¹·±²¿´ Í¬±®³©¿¬»® Ì®»¿¬³»²¬ ¿²¼ Ý±³°»²¿¬±®§ Ú´±±¼ Ý¿°¿½·¬§ É¿¬»® ¿²¼ Í¿²·¬¿®§ Í»©»® ×³°®±ª»³»²¬ Ñ°¬·±² ìß Ë®¾¿² ®±¿¼ »½¬·±² øÝ±²½®»¬» ½«®¾ ¿²¼ ¹«¬¬»®÷ Í¬±®³»©»® ×³°®±ª»³»²¬ Í¬±®³©¿¬»® Ì®»¿¬³»²¬ º±® ×²¼«¬®·¿´ Ð¿®µ ¿²¼ Ý±³°»²¿¬±®§ Ú´±±¼ Ý¿°¿½·¬§ Ý±³°±²»²¬ Ð®»´·³·²¿®§ Ý±²¬®«½¬·±² Û¬·³¿¬» Ý±¬ Ñ°¬·±² ï Ñ°¬·±² ïß Ñ°¬·±² ìß Í¿²·¬¿®§ Í»©»® üîïîôïíí üîïîôïíí üîïîôïíí üîïîôïíí É¿¬»®³¿·² üíîêôëêî üíîêôëêî üíîêôëêî üíîêôëêî Í¬±®³ Í»©»® üíðìôïíí üíðìôïíí Ð±²¼ Í·¦»¼ º±® ×²¼«¬®·¿´ ±²´§ üîííôïëð üîííôïëð üîííôïëð Ð±²¼ Í·¦»¼ º±® Ý±³°»²¿¬±®§ Ñ²´§ üïìêôëîð üïìêôëîð üïìêôëîð Ð±²¼ Í·¦»¼ º±® ¼»ª»´±°³»²¬ ¿²¼ ½±³°»²¿¬±®§ üêïðôëðð Ù®¿ª»´ üîéèôçîì üîéèôçîì üîéèôçîì Î«®¿´ üìëíôêðð É»´½±³» ßª»ò Ë®¾¿² üìçìôîìè üìçìôîìè Ý®»¼·¬ Î·ª»® Î±¿¼ Ë®¾¿² üîêéôççî üîêéôççî üîêéôççî üîêéôççî Í¬®»»¬ Ô·¹¸¬ üîðôððð üîðôððð Ó¿®µ´»§ Ô¿µ» Ú´±±¼ Ð®±¬»½¬·±² Û¿¹´» Ý®»»µ Û¬¿¬» ¿²¼ É»´½±³» ßª»²«» üïëëôððð üïëëôððð üïëëôððð Ú´±±¼ Û¿»³»²¬ ß½¯«··¬·±² üëððôððð üëððôððð Ý±¼» Û²º±®½»³»²¬ É·¬¸±«¬ Û½±²±³·½ Ü»ª»´±°³»²¬ üïððôððð üïððôððð üïððôððð É·¬¸ Û½±²±³·½ Ü»ª»´±°³»²¬ üð Ì±¬¿´ Û¬·³¿¬»¼ Ý±¬ üïôêèëôêïï üïôéîðôîèï üîôïëçôéíè Ð®»´·³·²¿®§ Ú·²¿²½·²¹ É¿¬»® Ú«²¼ üëëðôððð üëèðôððð üêððôððð Ù»²»®¿´ Ú«²¼ øÝ±¼» Û²º±®½»³»²¬÷ üïððôððð üïððôððð É¿¬»® Ï«¿´·¬§ Ú«²¼ øÍ¬±®³»©»® «°·¦·²¹÷ üëðôððð üëðôððð üëðôððð É¿¬»®³¿·² Ì®«²µ Ú«²¼ øÉ¿¬»®³¿·² «°·¦·²¹÷ üîðôððð üîðôððð üîðôððð Í»©»® Ì®«²µ Ú«²¼ øÍ»©»® »¨¬®¿ ¼»°¬¸÷ üîðôððð üîðôððð üîðôððð Í¬±®³ Ì®«²µ Ú«²¼ øÓ¿®µ´»§ Ô¿µ» Ú´±±¼ Ð®±¬»½¬·±²÷ üëððôððð üíðïôððð üíðïôððð Ð±¬»²¬·¿´ ß»³»²¬ üìëðôððð üêëðôððð üïôðððôððð ìîç Þ±²¼·²¹ üïéðôððð Ì±¬¿´ Ú·²¿²½·²¹ üïôêçðôððð üïôéîïôððð üîôïêïôððð É££É£·É£ ùÜÉØ íËÎÓØÚÉêÉØÍ íÈËÍÎÊØÎ×ÊÉØÍ Ñ®¼»® Ð®»°¿®¿¬·±² ±º Ú»¿·¾·´·¬§ Ñ®¼»®·²¹ ±º ¬¸» º»¿·¾·´·¬§ ®»°±®¬ · ¿ ®»¯«·®»¼ ¬»° ±º ìîç °®±½» ø»» ¬¿¾´» Ñ½¬ò 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¿¹¿·²¬ ¬¸» ´¿²¼ ²¿³»¼ ·² ¬¸» ¿»³»²¬ ®±´´ò Ñ²½» ¬¸» ¿»³»²¬ ®±´´ · ¿¼±°¬»¼ ¬¸» ¿»³»²¬ ¿®» »¬ ¿²¼ ¾»½±³» ´·»² ¿¹¿·²¬ ¬¸» °®±°»®¬·» ´·¬»¼ò Ð®·±® ¬± ¬¸» ¬¿®¬ ±º ½±²¬®«½¬·±² ±²»ó±²ó±²» ³»»¬·²¹ ©·¬¸ ±©²»® ¬± ¹± ×²¼·ª·¼«¿´ Ð®±°»®¬§ Ñ©²»® Ö«²» îðïî ±ª»® ¬¸» ¼»¬¿·´ ±º ½±²¬®«½¬·±²ô ¬®§ ¬± ¿¼¼®» ½±²½»®²ô ¿²¼ ¼±½«³»²¬ Ó»»¬·²¹ »¨·¬·²¹ ½±²¼·¬·±² ¿ ²»½»¿®§ò Í«¾¬¿²¬·¿´ Ñ²½» ¬¸» °®±¶»½¬ · ¿©¿®¼»¼ ¬¿ºº ³¿²¿¹» ¬¸» ¼¿§ó¬±ó¼¿§ ±°»®¿¬·±²ò Ó¿§óÒ±ªò îðïí ÝÑÒÍÌÎËÝÌ×ÑÒ Ì§°·½¿´´§ ¿ Î»·¼»²¬ Ð®±¶»½¬ Î»°®»»²¬¿¬·ª» · ±²ó·¬» ¬± ³¿µ» «®» ¬¸» Ú·²¿´ °®±¶»½¬ · ½±²¬®«½¬»¼ ·² ¿½½±®¼¿²½» ¬± ¬¸» °´¿² ¿²¼ °»½·º·½¿¬·±²ò Ö«²» îðïì ß½½»°¬ ×³°®±ª»³»²¬ ¿²¼ Ì¸» »²¹·²»»® ®»½±³³»²¼ ¬± ¬¸» ½±«²½·´ ©¸»² º·²¿´ °¿§³»²¬ ¸±«´¼ ¾» Ö«²» îðïì ß«¬¸±®·¦» Ú·²¿´ Ð¿§³»²¬ ³¿¼» ¬± ¬¸» ½±²¬®¿½¬±®ò Welcome Avenue Industrial Park Welcome Avenue Industrial Park Infrastructure Infrastructure Improvements for Improvements for Wellhead Protection & Markley Lake Flood Protection Wellhead Protection & Markley Lake Flood Protection May 7, 2012 May 7, 2012 City Council Work Session City Council Work Session Welcome Avenue Welcome Avenue • • Sewer and Water Project Identified in 2012 to Sewer and Water Project Identified in 2012 to address primary wellhead protection goal address primary wellhead protection goal • • Consistent and Proactive Code Enforcement to Consistent and Proactive Code Enforcement to address goals of WHPP regarding existing address goals of WHPP regarding existing Land uses. Land uses. • • Completion of the Markley Lake Flood Completion of the Markley Lake Flood Protection Study Protection Study • • Economic Development Potential Economic Development Potential • • Future Annexation Potential Future Annexation Potential Implications Wheel Implications Wheel “Do Nothing” “Do Nothing” Implications Wheel Implications Wheel “Option 4” “Option 4” Wellhead Protection Plan Wellhead Protection Plan • • Public Water Supplies are required by the federal Safe Public Water Supplies are required by the federal Safe Drinking Water Act (SDWA) to provide a Drinking Water Act (SDWA) to provide a safe and safe and adequate adequate water supply water supply • • Mn Mn Department of Health requires Wellhead Department of Health requires Wellhead Protection Plan (WHPP) to ensure compliance Protection Plan (WHPP) to ensure compliance • • Delineation of the wellhead management areas, Delineation of the wellhead management areas, identifies zones of vulnerability, and develops targeted identifies zones of vulnerability, and develops targeted action plan for protection action plan for protection • • Part 1 Completed September 2005 Part 1 Completed September 2005 • • Part 2 Adopted March 2008 Part 2 Adopted March 2008 Wellhead Protection Zones Wellhead Protection Plan Wellhead Protection Plan • • Granular soils with high porosities that allow Granular soils with high porosities that allow substances to easily move through the matrix substances to easily move through the matrix • • Septic systems with drain fields into underlying soils. Septic systems with drain fields into underlying soils. • • Individual wells that act as direct conduit for surface Individual wells that act as direct conduit for surface contaminates into the aquifer contaminates into the aquifer • • Land uses that have elevated contamination potential Land uses that have elevated contamination potential for infiltrating into the ground. for infiltrating into the ground. No knowledge of existing contamination so why No knowledge of existing contamination so why do we have to do anything? do we have to do anything? Contamination of Source Contamination of Source 1. 1. The residents of Prior Lake would immediately be The residents of Prior Lake would immediately be required to take additional action regarding their required to take additional action regarding their water supply water supply • • Boil Order Boil Order • • Purchase of bottled water Purchase of bottled water • • Public trust in City is severely diminished Public trust in City is severely diminished • • City’s reputation is tarnished in the eyes of City’s reputation is tarnished in the eyes of regulatory and partnering agencies. regulatory and partnering agencies. Contamination of Source Contamination of Source 2. 2. All contaminated wells would initially be taken out All contaminated wells would initially be taken out of service. of service. • • The City would lose significant water revenues The City would lose significant water revenues during this time due to the reduced water supply. during this time due to the reduced water supply. • • Sewer revenues would also impacted. Sewer revenues would also impacted. • • Water capacity to existing residents would be Water capacity to existing residents would be limited therefore policies would need to be limited therefore policies would need to be immediately put in place addressing water use immediately put in place addressing water use and conservation. and conservation. Contamination of Source Contamination of Source 3. 3. The City would have to quickly look to address The City would have to quickly look to address source capacity source capacity • • Complete a capital project to provide additional Complete a capital project to provide additional treatment at the plant to bring the water quality treatment at the plant to bring the water quality back up to drinking water standards. back up to drinking water standards. • • “Flush” contaminates from the aquifer. “Flush” contaminates from the aquifer. • • Develop and drill additional wells Develop and drill additional wells • • Safe guard an interconnection to another public Safe guard an interconnection to another public water supply. water supply. • • The process could take several months, therefore The process could take several months, therefore severely limiting water capacity. severely limiting water capacity. Contamination of Source Contamination of Source 4. 4. The City would have to address damage to The City would have to address damage to infrastructure systems. infrastructure systems. • • Cleaning and disinfection of Water Treatment Cleaning and disinfection of Water Treatment Facility Facility • • Draining, cleaning and disinfection of water Draining, cleaning and disinfection of water towers towers • • Flushing, cleaning and disinfection of Flushing, cleaning and disinfection of watermains watermains • • Address interconnections. Address interconnections. Contamination of Source Contamination of Source 5. 5. Lack of additional water capacity on current and Lack of additional water capacity on current and future development future development • • Moratorium on building permits. Moratorium on building permits. • • Could not approve additional development Could not approve additional development applications, such as Eagle Creek Estates applications, such as Eagle Creek Estates • • No additional annexation. No additional annexation. Contamination of Source Contamination of Source 6. 6. Legal claims and litigation Legal claims and litigation • • Health issues due to consumption of Health issues due to consumption of contaminated water. contaminated water. • • Lack of adequate water supply for fire protection Lack of adequate water supply for fire protection and other purposes. and other purposes. • • Lack of available supply for additional Lack of available supply for additional connections to support approved developments. connections to support approved developments. • • City was aware of the vulnerability and had action City was aware of the vulnerability and had action steps. steps. WHPP Action Steps WHPP Action Steps 5.2.5 5.2.5 - - Extend municipal water service to properties within the Extend municipal water service to properties within the eastern Drinking Water Supply Management Area (DWSMA). eastern Drinking Water Supply Management Area (DWSMA). 5.3.3 5.3.3 - - Encourage owners of properties in the eastern high Encourage owners of properties in the eastern high vulnerability zone to participate in self vulnerability zone to participate in self - - audits of their waste audits of their waste generation and handling practices and request a site visit from the generation and handling practices and request a site visit from the Minnesota Technical Assistance Program ( Minnesota Technical Assistance Program ( MnTAP MnTAP ). ). 5.4.3 5.4.3 - - Extend municipal sewer service to properties within the Extend municipal sewer service to properties within the eastern DWSMA. eastern DWSMA. 5.5.5 5.5.5 - - Inclusion of wellhead and source water protection into the Inclusion of wellhead and source water protection into the City's planning processes. City's planning processes. Markley Lake Flood Markley Lake Flood Protection Protection • • Landlocked Basin Landlocked Basin • • The City and County faced a lawsuit in mid 1990s The City and County faced a lawsuit in mid 1990s after several private septic systems were inundated after several private septic systems were inundated by record water levels. by record water levels. • • Development and redevelopment will continue to Development and redevelopment will continue to increase flooding risk. increase flooding risk. • • Study conducted in 2009 Study conducted in 2009 - - 2010. 2010. • • Recommended option to purchase flood easements. Recommended option to purchase flood easements. • • Synergies with current Welcome Avenue Project. Synergies with current Welcome Avenue Project. Markley Drainage Area Previous Management Plan Eagle Creek Estates Site Markley Lake and Industrial Site Other Strategies Other Strategies • • Welcome Avenue and Deerfield Industrial Park Welcome Avenue and Deerfield Industrial Park areas have been targeted for development. areas have been targeted for development. • • Area has experienced barriers to development, Area has experienced barriers to development, including the inability for property owners to obtain including the inability for property owners to obtain permits for new individual well and septic systems permits for new individual well and septic systems and the existing land uses have detracted potential and the existing land uses have detracted potential buyers. buyers. Why focus on this area for Economic Development? Why focus on this area for Economic Development? Other Strategies Other Strategies • • Encourages redevelopment aiding in meeting the Encourages redevelopment aiding in meeting the WHPP goals. WHPP goals. • • Addresses the Markley Lake Flood Protection goals Addresses the Markley Lake Flood Protection goals allowing for further development in the watershed. allowing for further development in the watershed. • • Provides regional ponding allowing land resources to Provides regional ponding allowing land resources to be utilized for development. be utilized for development. • • Compliance with planning documents and city codes Compliance with planning documents and city codes will allow for the development to the highest and will allow for the development to the highest and best use. best use. • • Land use changes for wellhead protection along with Land use changes for wellhead protection along with Markley Lake flood storage will need to be Markley Lake flood storage will need to be addressed with or without development. addressed with or without development. Preliminary Options Preliminary Options Option 1 Water and Sanitary Sewer Improvements Gravel road surface restoration Option 1A Water and Sanitary Sewer Improvements Gravel road surface restoration Add - Regional Stormwater Treatment and Compensatory Flood Capacity Option 4A Water and Sanitary Sewer Improvements Urban road section (Concrete curb and gutter) Storm Sewer Improvements Stormwater Treatment for Industrial Park and Compensatory Flood Capacity Preliminary Cost Estimates Preliminary Cost Estimates Component Welcome Avenue Infrastructure Cost Option 1 Option 1A Option 4A Sanitary Sewer $212,133 $212,133 $212,133 $212,133 Watermain $326,562 $326,562 $326,562 $326,562 Storm Sewer $304,133 $304,133 Pond Sized for Industrial only $233,150 $233,150 $233,150 Pond Sized for Compensatory Only $146,520 $146,520 $146,520 Pond Sized for development and compensatory $610,500 Gravel $278,924 $278,924 $278,924 Rural $453,600 Welcome Ave. Urban $494,248 $494,248 Credit River Road Urban $267,992 $267,992 $267,992 $267,992 Street Lights $20,000 $20,000 Markley Lake Flood Protection Eagle Creek Estates and Welcome Avenue $155,000 $155,000 $155,000 Flood Easement Acquisition $500,000 $500,000 Code Enforcement Without Economic Development $100,000 $100,000 $100,000 With Economic Development $0 Total Estimated Cost $1,685,611 $1,720,281 $ 2,159,738 Preliminary Financing Preliminary Financing Option 1 Option 1A Option 4A Water Fund $550,000 $580,000 $600,000 General Fund (Code Enforcement) $100,000 $100,000 Water Quality Fund ( Stormsewer upsizing) $50,000 $50,000 $50,000 Watermain Trunk Fund ( Watermain upsizing) $20,000 $20,000 $20,000 Sewer Trunk Fund (Sewer extra depth) $20,000 $20,000 $20,000 Storm Trunk Fund (Markley Lake Flood Protection) $500,000 $301,000 $301,000 Potential Assessments $450,000 $650,000 $1,000,000 429 Bonding $170,000 Total Financing $1,690,000 $1,721,000 $2,161,000 Assessments Assessments • • Assessment policy allows up to 100% of the cost to be Assessment policy allows up to 100% of the cost to be assessed. assessed. • • 2007 study contemplated a per lot assessment. 2007 study contemplated a per lot assessment. • • Representative Appraisals were obtained to test special Representative Appraisals were obtained to test special benefit on an area basis. benefit on an area basis. • • High and low properties were selected and appraised High and low properties were selected and appraised considering three components separate. considering three components separate. • • Special benefit rates applied to all parcels in project area. Special benefit rates applied to all parcels in project area. • • Appraisals of all properties are recommended once the Appraisals of all properties are recommended once the project components are selected. project components are selected. • • Proposed assessments were adjusted to allow flexibility in Proposed assessments were adjusted to allow flexibility in assessment roll. assessment roll. Project Timeline Project Timeline Date Project Step Oct. 17, 2012 Order Preparation of Feasibility Report May 7, 2012 Draft Feasibility Report May 2012 Special Benefit Appraisals June 2012 WHPP Education Campaign July 2012 Property Owner Meetings July/Aug 2012 I - Wheel and Strategy Matrix Extended Scope Sept. 2012 Start Code Enforcement Campaign Oct. 2012 Public Hearing on Improvements Oct. 2012 Order Improvement and Preparation of Plans and Specs June 2012 Third Neighborhood Meeting January 2013 Set date and time of Assessment Hearing January 2013 Approve Plans and order advertisement for bids February 2013 Assessment Hearing March 2013 Accept bids and award contract March 2013 Adopt Assessment June 2012 Individual Property Owner Meetings Substantial May - Nov . 2013 CONSTRUCTION Final June 2014 June 2014 Accept Improvements and Authorize Final Payment Questions/Comments Questions/Comments