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� <br /> � °� � � <br /> o ,,..�: o <br /> �y:,�.� �I7C`I' o� �R��TO <br /> � !��`:��� � M��or� <br /> `� '�,y� ,�-;��,�� F, P�orr�B�� <br /> ;��,.�.-�..� ti c�y�say,;�s��ss�z3-oo� <br /> � �� �" 7a1�`� G <br /> L � �;��y � � <br /> �g i�r�ii �, <br /> kESB� <br /> AARDCOVER ORD�TAi�TCE - In 197�, the Orono Ciry Council adopted an ordinance lunitinQ <br /> the percenta�e of lot area that can be covered with impervious surface ("hardcover") such as <br /> roofs, driveways, sidewalks, etc. on properties located within 1,000 feet of a lake. Studies have <br /> shown that sediments, oils, and debris carried into the lake from hiahly urbanized areas have <br /> a detrimental impact on the qualiry of water in the lake. The intent of Orono's ordinance is to <br /> ensure that rainfall run-off will be cleansed by filtering throu�h arassed or vegetated yard areas <br /> before entering the lake. <br /> Hardcover Zones - Allowed Percentages: <br /> 0-7� 0% <br /> 7�-250' 25 9a <br /> 250-�00' �0�° <br /> 500-1000' 35 9a <br /> Hardcover includes: <br /> - Roofs <br /> - Sidewalks <br /> - Paved or aravel drive�;�a��s <br /> - Pacios & dzcks (includes slatted decks) <br /> - Tops of retaining walls & rock walls <br /> - Decorative landscape areas underlain by plastic sheeting or fabric <br /> - Any other surface that does not allow direct absorption of rainfall into <br /> the �round <br /> L\STRUCTIO�'S FOR CO:I7PLETL�G HARDC4VER C:�LCUZATION `�'ORKSHEET <br /> 1. Circle which setback zone (0-75', 7�-2�0'> etc.) the calculation is for. <br /> 2. For each item of hardcover within that zone, enter the lenath and width, and multiply to <br /> Qet square footaQe (s.f.). <br /> 3. Add up all the square footaQes to aet total square foota�e of hardcover. <br /> 4, Divide by the total area of propertv within the zone and multipl}� by 100 to �et <br /> percentaje of hardcover in the zone. <br /> 5, If changes in hardcover are proposed, Y�ase°Ierdthan those allowedr ontact City staff <br /> worksheet. If either results in percentaVes �r <br /> before proceedin� with your project plannina! <br /> _ �or�-4�s�• FAx-a�-osio <br />