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Orange County Zoning Ordinance <br />6.23.3 STORMWATER INFILTRATION AND DETENTION <br />..2. _Non-Residential Development <br />Amended 1/4/94 <br />18 <br />DISTRICT. <br />IMPERVIOUS SURFACE/DETENTION POND REQUIREMENTS <br />(NON- RESIDENTIAL) <br />UNIV -CA <br />Same as Residential (See previous Table) <br />UNIV -PW <br />CANE -CA <br />.5 -acre minimum lot size, with' potential of up to five lots as small as <br />two acres for lots .of record October 19, 1999; <br />AND <br />6% impervious surface limit. <br />BMPs cannot be used to satisfy watershed requirements. . <br />CANE -PW <br />5 -acre minimum lot size, with potential of up to .1 five' as small as . <br />two acres for lots..of record October 19, 19.99;. <br />AND " <br />50% ISR for all fire stations and solid waste collection centers; <br />. AND <br />12% ISR for all other non - residential uses; <br />AND <br />on -site infiltration. of the. first inch of stormwater runoff; <br />AND <br />a limit of 1.0 % of the watershed for non - residential use (139 acres in <br />CANE -PW ). <br />BMPs cannot be used to satisfy watershed requirements. <br />U- ENO -CA <br />2 -acre minimum lot size. <br />AND <br />6% impervious surface limit <br />BMPs cannot be used to satisfy watershed requirements. <br />HYCO -PW <br />50% ISR for all fire stations and solid waste collection centers, <br />FLAT -PW <br />AND <br />12% ISR for all other non - residential, uses; <br />AND <br />on -site infiltration of the first inch of stormwater runoff; <br />AND <br />a limit of 1 % of the watershed for non - residential use (37 acres in. <br />HYCO -PW, 66 acres in FLAT -PW). <br />BMPs cannot be used to satisfy watershed. requirements. <br />HAW PW <br />24% impervious surface limit. <br />JORDAN -PW <br />BMPs cannot be used to satisfy watershed requirements. <br />g:\ txiamend \canecrk\res- doc \10- 8 -99\kl <br />