07/2555 - Operational Works - Drainage Stormwater Vegetation [As Published] · 142007.2555

60.

-12-

59.2.8. dissolved oxygen.

59.3. During the establishment and operation phases, water quality monitoring shall be
undertaken every third month and monitoring after significant rainfall events (at least two
per year) shall be undertaken for:

59.3.1. total nitrogen,

59.3.2. total phosphorous,

§9.3.3. suspended solids and turbidity,
59.3.4. pH,

59.3.5. salinity,

59.3.6. temperature,

59.3.7. dissolved oxygen,

§9.3.8. trash and gross pollutants, and
59.3.9. faecal coliforms.

59.4. The applicant shall continue this water quality monitoring for a period of 3 years from
completion of the final stage of construction.

In addition, the applicant shall undertake inspections for erosion and deposition, the build-
up of trash and gross pollutants, and other water pollution. These inspections will be
carried out every third month as well as after significant rainfall events, for a period of 3
years from completion of the final stage of construction.

59.5. An operational phase Water Quality Management Plan shail be prepared to the
reasonable satisfaction of Council and address water quality performance targets, water
treatment devices, water quality maintenance, requirements for stormwater management
measutes and devices. The plan shall demonstrate compliance with the prescribed water
quality objectives.

59.6. Responsibilities under the Stormwater and Water Quality Management Plan shall be
clearly delineated.

59.7. Non-compliance with prescribed water quality standards will trigger the implementation of
measures to rectify the problem(s).

Reports on monitoring, incidents, corrective action and plan updates shall be submitted to
Council every month during construction with Council being notified if any incident is recorded.
These reports shall include information collected during the monthly monitoring program, shall
highlight any non-standard results, and be submitted in a form acceptable to Council. The
format and content of these reports shall be In hard copy and digital form, generally in
accordance with the following:

60.1. including tables of the monitoring results (digital form should be in Excel),

60.2. include individual charts plotting the results for all parameters required in the monitoring
(digital form should be in Excel); and

60.3. include a brief written discussion of the results and recommend any necessary actions.

After completion of the construction stage of the development, these reports shall continue
every three (3) months for a period of two (2) years.

Water Quality Devices

61.

Water quality contro! devices shall be installed generally in accordance with the Stormwater and
Water Quality Management Plan. Detailed staging plans and specifications, based on and
generally in accordance with the Plan shall be prepared and submitted (after consultation with
officers of the Council) with the relevant applications for operational works.