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L <br />r.^OM MCES • : !I • V*# , .«# ^ • • <br />*.“• <br />N <br />S * • <br />• VQ • • <br />«#• • • • <br />Table 1: Individual Sewage Treatment System Costs <br />Sewage Treatment Options: Typical Costl (per residence) <br />Annual Operation/ <br />Septic Systems:Design and Installation Main ten ancc/Rcpair Total Costs <br />Septic lank with trench S3000 to S5000 $30 to $200 $6,300 <br />Septic tank with mound $4000 to $10,000 $80 to S500 $12,800 <br />Septic tank with Alternative Treatment System: <br />Constructed wetland <br />(subsurface discharge)$5000 to 110,000 $50 to $550 $13,500 <br />Const! ucted wetland <br />(surface discharge)$4000 to $10,000 $1000 to $1500 $32,000 <br />Sand or peat filter <br />(subsurface discharge)$6000 to S8000 S500 to $1000 $22,000 <br />Drip irrigation S7000 to $10,000 $600 to .$1700 $31,500 <br />Aerobic tank (package plant)2 $4000 to $7500 $600 to $1700 $28,750 <br />Holding rank (strict water use)52000 new fixtures $800 to $1500 525,000 <br />Holding lank (normal water use)$2000 to $3000 $2000 to S5000 $70,000 <br />Municipals '$4000 to $10,000+$200 to $400 $13,000 <br />J '* r>plc8l" cosi figures arc shov>-Ti only to help homeowners and local govemmcnl oflicials realize potential invesonent <br />cosu. Initial investment as well as annual operation, maintenance, replacement, and repair costs imist all be considered in <br />making syttem choices. Actual costs may vary beyond these ranges depending on individual sites and situations. • • <br />2 In addition to these costs, the wastewater must be discharged to a final soil dispersal area. <br />3 Average Twin Cities metropolitan area cost is S167/bouschoId/year, rtngc; S88-S408; national avenge Is $212.