5.4.22 Planning Board Packet - Laserfiche WebLink

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Article 4: Overlay Zoning Districts 43 Section 4.2:Watershed Protection 4.2.5 Impervious Surface and Detention Pond88 Requirements for Residential Uses TABLE 4.2.5.1: IMPERVIOUS SURFACE REQUIREMENTS(RESIDENTIAL) DISTRICT IMPERVIOUS SURFACE REQUIREMENTS(RESIDENTIAL) 6% impervious surface limit. EXCEPT for all lots which existed prior to 4/2/90,which are subject to impervious surface limits as provided in the following Table (entitled Sliding Scale for Residential Impervious UNIV-CA Surface Ratios—Univ, Cane, and Little). [1], [2] UNIV-PW Lots shall either be a minimum of 2 acres in area, exclusive of any right-of-way or access easement, or created in accordance with established density regulations through the subdivision process to qualify for additional impervious surface allocation as detailed in Section 4.2.8 C . 6% impervious surface limit. EXCEPT for lots smaller than two acres which existed prior to 1/1/94,which are subject to impervious surface limits as provided in the following Table(entitled Sliding Scale for CANE-CA Residential Impervious Surface Ratios—Univ, Cane, and Little). [1], [2] CANE-PW Lots shall either be a minimum of 2 acres in area, exclusive of any right-of-way or access easement, or created in accordance with established density regulations through the subdivision process to qualify for additional impervious surface allocation as detailed in Section 4.2.8 C . 6% impervious surface limit. U-ENO-CA EXCEPT for lots smaller than five acres which existed prior to 6/1/2010,which are subject to impervious surface limits as provided in the following Table(entitled Sliding Scale for Residential Impervious Surface Ratios—Upper Eno). [1], 2 6% impervious surface limit. EXCEPT for lots which existed prior to 1/1/94,which are subject to impervious surface limits as provided in the following Table (entitled Sliding Scale for Residential Impervious LITTLE-PW Surface Ratios- Univ, Cane, and Little). [1], [2] Lots shall either be a minimum of 2 acres in area, exclusive of any right-of-way or access easement, or created in accordance with established density regulations through the subdivision process to qualify for additional impervious surface allocation as detailed in Section 4.2.8 C . FLAT-PW 12% impervious surface limit for new and existing lots. [1], [2] HYCO-PW 12% impervious surface limit for existing and new lots outside of Transition Areas as designated in the Orange County Land Use Plan. [1], [2] 30% impervious surface limit for developments which exceed a density 1 du/acre within U-ENO-PW Transition Areas as designated in the Orange County Land Use Plan. Stormwater BACK-PW Management Plans(SMPs)and/or Stormwater CGontrol Mmeasures (SCMs)are required if impervious surface exceeds 12%. 70% impervious surface limit for residential uses developed at"high intensity"densities (R-5, R-8, and R-13)in an Economic Development District as designated in the Land Use Element of the Comprehensive Plan (high-density option)with SCMs if ISR exceeds12%. 24% impervious surface limit with curb and gutter. 36% impervious surface limit without curb and gutter. [1], [2] 70% impervious surface limit for residential uses developed at"high intensity"densities L-ENO-PW (R-5, R-8, and R-13)in an Economic Development District as designated in the Land Use Element of the Comprehensive Plan (high-density option),with Stormwater Management Plans SMPs)and/or Stormwater Control Measures(SCMs)required when impervious surface exceeds: 24% (w/curb and gutter); or 36% w/o curb and gutter). HAW-PW 24% impervious surface limit. [1], [2] JORDAN-PW [1]Allowable impervious surface area may be modified in accordance with Section 4.2.8 of the UDO. $$Removed reference to"Detention Ponds" as that language is irrelevant and misleading to readers. 89 Removed reference to"Detention Ponds" as that language is irrelevant and misleading to readers. 90 Removed reference to"Detention Ponds" as that language is irrelevant and misleading to readers. Orange County, North Carolina—Unified Development Ordinance Page 4-7