Secondary and Cumulative Impacts Master Management Plan

Article 3 Zoning Districts

3-74 WSO, Water Supply Watershed Overlay District

Wake County Unified Development Code

3-56

adopted joint land use plan, to an underlying district that does not apply

appropriate watershed protection standards.

(2) WSO-4P-2

The WSO-4P-2 subdistrict includes land in the protected area of a water supply

watershed classified WS-IV

—

other than the Falls Lake watershed (e.g., the Jordan

Lake, Cape Fear (Lillington), Cape Fear (Sanford) and Upper Neuse River/Richland

Creek watersheds)

—

that:

(a)

has been, or is committed to being, developed with basin-wide or other large-

area stormwater management systems with lakes and detention facilities that

provide protection of water quality beyond that provided by limiting the

impervious surface coverage of individual developments; and

(b)

makes up no more than 10% of the total land area of that portion of the

tershed outside of its critical area and within the county’s zoning

jurisdiction as of July 1, 1995.

3-74-4 Exemptions

Existing development is not subject to the requirements of Sec. 3-74; existing development must be

considered to be any impervious surfaces created, or for which a vested right has been established, as

of December 31, 1993. Redevelopment and expansions of any existing development are subject to

the requirements of this section; however, the impervious surface coverage of the existing

development is not required to be included when applying the impervious surface coverage limits of

this section. The land area to which this section’s imperv

ious surface coverage limits are applied is

the total area of a parcel minus the area of impervious surfaces existing or vested as of December 31,

1993.

3-74-5 General Standards

All development within WSO overlay districts must, to the maximum extent practicable, minimize

impervious or partially pervious surface coverage, direct stormwater away from surface waters,

incorporate Best Management Practices (BMPs) to minimize water quality impacts, and transport

stormwater runoff from the development by vegetated conveyances.

3-74-6 Allowed Uses

Principal uses are allowed in all WSO overlay districts in accordance with the use regulations of the

underlying base zoning district.

3-74-7 Lot and Building Standards

(A) General

The use and development of land or structures within all WSO overlay districts must

comply with the use and development regulations applicable to the underlying zoning

district, except that the standards of this subsection apply whenever they are more

restrictive than those of the underlying zoning district.

(B) WSO-2NC, WSO-3CA and WSO-3NC Districts

Development within WSO-2NC, WSO-3CA and WSO-3NC overlay districts must

comply with the following standards whenever they are more restrictive than those of the

underlying zoning district.