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CITY of ORONO <br /> Post Office Box 66•Crystal Bay,Minnesota 55323•Municipal Offices <br /> • <br /> � _ � � On the North Shore of Lake Minnetonka <br /> Re: Certif icaticsn af Sep�ic S�rs�ems <br /> The City of Crcana is curren�ly canducting an �n�rentory �nd <br /> inspection of e�cn septic system in �he City. An attempt is <br /> being made to cla�sify� �ach s�stem as tc� a relative degree of <br /> conformity w�'�h cur�e�nt cec�eso Whlle a n���ority cai��:ist.ing <br /> systems do no� m�e.t curr�nt standards, we generally assume they <br /> met �,od� at tch� tim� of con�tructiono Sn most case:� when a <br /> °°substandard" system zv fc��ar�a �o be operating satisfactor�.ly, no <br /> repairs wi I 1 be requ�r�cl other than to add inspection pipe� to <br /> each tank if they area ab�ent. Systems which ar� causang a <br /> discernik�le prablein (endangering a wa-�.er supply, �r�a'ta.ng a <br /> saf�ty hazard� or are a sQurr.,e of pollution to s�zrface ar <br /> groundwater ) mu�t be upgrad�d �tc� an acceptable level of <br /> �erform�nc� and when p�as�ible b�ought up ta cur_xent standards. <br /> In addition to a cor�foxmity c:lassifYcation, the inspection reprt <br /> id�r,tifies limitin� �ite char�cteri�tics, site capabilities for <br /> f_uture expansion, and r�te� th� s�stem as to rel�tive potenti�al <br /> for failure. <br /> i3nder Orono's Inspectian Progrdrn, each �xisting sgstem will be <br /> inspected on a regular b�sis, and r.epai�s or rr�t�intenanc� will be <br /> required as n�cessarY. Please �ote that in Oror�o's clay sc�. ls <br /> the expected l.ife c;f a prop�rly desi�ned �ep�ic s�st�m may 1be 20- <br /> 30 years more or l�ss. Existi.nc� undersi�ed systems can be <br /> expected to fail scon��s <br /> Sincerely, <br /> ', ' � �`�;��`�--,�_� <br /> �� <br /> John Petrany <br /> Septic system I3rsper_.�car <br /> BUILDING&ZONING-473-7357 • ADMINISTRATION&FINANCE-473-7358 • PUBLIC WORKS-473-7359 <br /> ASSESSING <br />