4.1. ERMUSR 01-11-2011 - Laserfiche WebLink

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4.4.1 Description ............................................................................................... ....................31 4.4.2 Technical Feasibility and Reliability ....................................................... .................... 31 4.4.3 Cost .......................................................................................................... ....................31 4.4.4 Challenges and Other Considerations ...................................................... ....................31 4.5 Collection and Treatment of Mississippi River Water .......................................... ....................31 4.5.1 Description ............................................................................................... ....................31 4.5.2 Technical Feasibility and Reliability ....................................................... .................... 32 4.5.3 Cost .......................................................................................................... ....................32 4.5.4 Challenges and Other Considerations ...................................................... .................... 32 4.6 Ranney Well and Treatmen[ ................................................................................. .................... 32 4.6.1 Description ............................................................................................... ....................32 4.6.2 Technical Feasibility and Reliability ....................................................... .................... 33 4.6.3 Cost .......................................................................................................... ....................33 4.6.4 Challenges and Other Considerations ...................................................... .................... 33 4.7 Interconnect with Minneapolis Water Works ....................................................... ....................33 4.7.1 Description ............................................................................................... ....................33 4.7.2 Technical Feasibility and Reliability ...................................................... ..................... 33 4.7.3 Cost ......................................................................................................... .....................34 4.7.4 Challenges and O[her Considerations ..................................................... ..................... 34 4.8 Alternate Source for Lawn Water ........................................................................ .....................34 4.8.1 Description .............................................................................................. .....................34 4.8.2 Technical Feasibility and Reliability ...................................................... ..................... 34 4.8.3 Cost ......................................................................................................... .....................34 4.8.4 Challenges and Other Considerations ..................................................... ..................... 35 4.9 Water Conservation ............................................................................................. ..................... 35 4.9.1 Description .............................................................................................. .....................35 4.9.2 Technical Feasibility and Reliability ...................................................... ..................... 35 4.9.3 Cost ......................................................................................................... .....................35 4.9.4 Challenges and Other Considerations ..................................................... ..................... 35 5.0 Evalu ation of Paired Mt. Simon Hinckley and Drift Wells ............................................ .....................36 5.1 Thickness of the Eau Claire Formation ................................................................ ..................... 37 5.2 Thickness of Unconsolidated Deposits ................................................................ .....................37 5.3 Saturated Thickness and Permeability of Unconsolidated Deposits .................... .....................40 5.4 Estimated Well Yield for the Unconsolidated Aquifer ........................................ .....................41 5.5 Suggestions for Further Site Evaluation .............................................................. .....................42 6.0 Summary and Discussion ................................................................................................ .....................43 References .............................................................................................................................. ..................... 46 P:\Mpls\23 MN\7l\2371105 Water Supply Alternative Study\FinalDeliverables\Alternatives_Report_final.doc jj