(A)   A stormwater management permit shall be required if:
      (1)   The development or a substantial improvement is located in the regulatory floodplain or there is regulatory floodplain within the property boundary; or
      (2)   The development disturbs more than 5,000 square feet of ground cover, unless the development solely involves one or more of the following:
         (a)   Installation, renovation, or replacement of a septic system, potable water service line, or other utility to serve an existing structure;
         (b)   Excavation or removal of vegetation in rights-of-way or public utility easements for the purpose of installing or maintaining utilities not including storm sewers;
         (c)   Maintenance, repair, or at grade replacement of existing lawn areas not otherwise requiring a stormwater permit under this chapter; or
         (d)   Maintenance of an existing stormwater facility, not requiring other state or federal permits or approvals.
   (B)   All development shall secure all appropriate stormwater management related approvals, including, without limitation, an IDNR/OWR floodway/floodplain construction permit, a USACOE 404 permit and an IDNR/OWR Dam Safety Permit if required, from all federal, state and regional authorities and other appropriate federal, state, and regional approvals prior to the issuance of a stormwater management permit for areas of a site requiring such other approvals.
(Ord. 06-0383, passed 3-15-06)