Appendix D- Stormwater Management Plan · MCU23/0078

Performance Outcomes                                            Acceptable Outcomes
                                                                drainage and earthworks provides guidance on requirements for
                                                                preparing an Erosion Management Plan.

                                                                AO14.2
                                                                Construction works are designed and managed to restrict the
                                                                extent of clearing and soil exposure to the minimum necessary for
                                                                access, and safe construction at any one time.

                                                                AO14.3
                                                                For buildings:
                                                                (a)   upstream runoff is diverted around the construction site;
                                                                (b)   sediment barriers are provided downslope of disturbed
                                                                      areas to prevent sediment washing into gutters, drains and
                                                                      waterways , wetlands or drainage lines either on or off the
                                                                      site; and
                                                                (c)   temporary or permanent downpipes are connected to the
                                                                      stormwater system before laying the roof; or
                                                                (d)   localised erosion is avoided by directing flow from
                                                                      downpipes over non­erosive areas.

                                                                AO14.4
                                                                Chemical flocculants used as part of an erosion and sediment
                                                                control plan do not harm the environmental values within
                                                                receiving waters.

                                                                AO14.5
                                                                Appropriately sized litter containment areas, with provision for
                                                                sorting recyclables are provided for the type of litter expected to be
                                                                generated onsite.


Wastewater management and effluent disposal                     Table 9.4.8.3 Criteria for assessment (part)
Performance Outcomes                                            Acceptable Outcomes
Wastewater management and effluent disposal

PO15                                                            AO15
Development does not discharge wastewater unless it can be      Wastewater (non­sewage) generated from the development is
demonstrated to not compromise environmental values of          collected and contained on­site, and is:
waters and water quality objectives.                            (a)   lawfully disposed to sewer; or
                                                                (b)   transferred off­site for treatment/disposal to an
Editor’s Note—Environmental values of waters and water                appropriately licenced facility;
quality objectives are prescribed in Schedule 1 of the                reused on­site in a closed­cycle irrigation scheme,
                                                                (c)
Environmental Protection (Water) Policy 2009.                         industrial processes, washing or cleaning or other
                                                                      purpose; or
                                                                (d)   treated to meet the drinking water supply environmental
                                                                      values prior to release.


                                                                Editor’s Note—The Plumbing and Drainage Act 2003 sets out
                                                                requirements for wastewater management.
PO16                                                            AO16
On­site effluent treatment and disposal systems are designed,   An onsite effluent system and disposal area is:
constructed and managed to not compromise the environmental     (a)   not located on a slope greater than 1 in (10%);
values of waters and water quality objectives.
                                                                (b)   not located at or below the 1% annual exceedance
                                                                      probability (AEP flood event);


                                          NOOSA PLAN 2020 ­ AMENDED AT 25 SEPTEMBER 2020                                   Page 119 of 150