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TM I. Oomestic Systems table 3. Summary of the Relative Advanlaq . and Uisadvantage% Of Rater Source Ileal Pumlr (MSIIP) Systems Advantages Uisadvantajes A. Supply and reinjection well non-cunstmiptive use of water way result In thermal pollution or surfar.e sink (toles eliminates problems of erosion, (marl in v•.ceptible aquifers furmation and tire. leaking of Itollulants dot agitate the chemical balance of an aquifer if the back into the aquifer effluent Is not reinjected back into the supply arlulfer 1) water storage tanks decreases lnaq)inq costs particularly tot can be. very expensive spring and fall Z) using aquifers not suitable for avoids the use of drinking supplies well cost can be expensive because the puldble waters drinking supplies (deep brackish can return water no worse titan ambient must be protected from Intermining with non -potable aquifers, salt water, -r po) quality water. luted aquifers) can use htyhtr temperature waters from deep aelulfers and thereby increase efficiency 8. Supply wells with discharge to - economical for heat pump users sewers, surface waters or laird dis- charge to: 1 ► storm sewers 2) waste sewers 1) surface waters 4) land surface 5) septic system dralnflelds 6) dry well or gravel f Il leel lilt helps keep sewers flushed can deplete water supplies In some aquif-r-s may cause land subs iderrce may he prohibited by local yoverrmrente overloads the system unneces.arily causlnq added ex pauses for water treatment hot effluent can cause Increased bacteria growth In the sewer limited to users wito have access to a surface water may create a wetiatkl (this may loe a Irene- limited to users with access to a large lanai surface fit or di•.advantarle delrerdit►el on intended can Jccelervle JIM.LeakI#N of pollutants into aquifers use of land) can ncrease Cr generally restricted to rural areas yeoeraliy restricted to rural areas