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2019-11-28 SM Agenda - Item 1 - Attachment 1 - Draft Noosa River Plan
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Log in to see the plans as drawnsource of Hincksia and removing the vast biomass of • Hos��� Hincksia workshop with experts in In 2017 during the State’s review of water quality receives reports from contractors servicing these
the alga from Laguna Bay both proved inconclusive. algae biology, groundwater hydrology and water ���� es for the Environment Prot����P ater) systems and conducts an averag����������
chemistry to provide guidance on Hincksia Policy, the DES informed Council that Burgess annually. A review of 100 audit results demonstrated
Further research recognised macroalgal blooms (such sampling techniques, discussion on poten�� Creek has been iden����������� turbed sub- 41 systems were found to be non-compliant.
as Hincksia) are a symptom of increasing nutrient sources of nutrients which may be fuelling the catchment in terms of water quality and environmental
loading into aqua��� vironments which has been blooms (including groundwater, stormwater and values. There ma���������� or Council, the If not appropriately managed and monitored these on-
demonstrated by the disappearance of blooms in a sewage e��� t releases), and a peer-review of community, and Unitywater to partner in rehabilita�� site sep��V ystems and waste water treatment f�����
number of estuarine bays in the USA and UK following workshop proceedings. projects at this site, given the Noosa Coastal throughout the catchment have the poten��� o leak
the r��������� t input into these systems Wastewater Treatment Plant is not scheduled for an sewage e��� t across and below the varied types of
• Undertake a Hincksia survey and sample c����
(Phillip������������� om this research upgrade un�� t least 2022. receiving environments. Furthermore, human illnesses
program in the lower estuary to iden�
y source
DRAFT
suggest Hincksia grows in the river and the source associated with failed on-site treatment can be caused
popula�������� a.
of nutrients fuelling the blooms at Noosa must be by E. coli, Giardia, Hepa��� , Cryptosporidium and
iden�������� ement strategies developed to Elevated nutrients in waterways can come from Residential septic systems Salmonella.
reduce nutrient inputs (Phillips, 2006). natural and/or human sources (including stormwater
������ wage e��� t). These inputs can In our urban areas the c������������� In 2016 a background study of on-site e��� t
Noosa did not experience another algal bloom for have adverse e�ects on water quality including the liquid e��� t is on a large scale through a municipal disposal was undertaken to inform the new Planning
over a decade, however in September 2017 Hincksia development of coastal algal blooms. wastewater system, however for our rural areas Scheme. The recommenda������� tudy is to
bloomed again in Laguna Ba������ esidents and and smaller se���ts, domes�� ��� t is allow advanced sep��Vystems and other waste water
visitors use of the beach and waterways. This bloom Annual monitoring in the river will hopefully help build predominantly disposed of on-site. treatments be located above the de������� vel,
was unexpected and during the 2017/18 spring/ our knowledge about poten���� ce popula��� and in accordance with the intent of the zone under
summer season caused Council to remove just under of Hincksia growing in the estuary. It will also help Council has authority for oversight of residen���� the Planning Scheme. However, greater a�en����
1,000 tonnes of sand and decomposing Hincksia from iden�y the origin of nutrients fuelling the alga site wastewater treatment systems and conducts a warranted towards the ‘opera�������� oved
Main Beach t������ t a cost of around $100,000. blooms. This informa���y guide development program of formal audits of wastewater f������ treatment system to ensure prot������������
of a management strategy to reduce nutrient inputs the Shire which include over 3109 sep���V talla��� and environmental values.
Following the 2017 bloom, Council put in place a more ��������� ogen) in the river system and 2161 secondary or advanced secondary systems and a
pr��� e strategy should Hincksia blooms occur again poten���� educe and/���� ate future blooms of further 86 pr����� elying on holding tanks. Council
in the future. This followed the approach outlined Hincksia.
by Phillips (2006) to iden�y source popula����
Hincksia within the estuary and the origin of nutrients
inputs fuelling the blooms. It included two key Wastewater treatment
components:
Sewage Treatment Plants
The Noosa Coastal Wastewater Treatment Plant
provides sewage treatment for 45,000 Noosa residents
and accepts in��t from a rang���� erent sources,
including Council’������
Unitywater is licensed by the Department of
Environment and Science (DES) to operate the Noosa
sewage treatment plant according to the strict
c����� ontained in their license. The wastewater
treatment process produces high-quality e��� t
for discharge to the ocean from Burgess Creek. The
Hincksia algae in Laguna Bay volume of treated e��� t discharged accounts for
90% of the Burgess Cr��� w.
Burgess Creek
34 35
i | oe
—
—
==
——— — ==
L{= _— ——_ ESS
==
_——
—=
— — —
source of Hincksia and removing the vast biomass of Hos Héthcksia workshop with experts in In 2017 during the State’s review of water quality receives reports from contractors servicing these
the alga from Laguna Bay both proved inconclusive. algae biology, groundwater hydrology and water es for the Environment Prot aftr) systems and conducts an averag
chemistry to provide guidance on Hincksia Policy, the DES informed Council that Burgess annually. A review of 100 audit results demonstrated
Further research recognised macroalgal blooms (such sampling techniques, discussion on poten ? Creek has been iden turbed sub- 41 systems were found to be non-compliant.
as Hincksia) are a symptom of increasing nutrient sources of nutrients which may be fuelling the catchment in terms of water quality and environmental
loading into aqua vironments which has been blooms (including groundwater, stormwater and values. There ma or Council, the If not appropriately managed and monitored these on-
demonstrated by the disappearance of blooms in a sewage e t releases), and a peer-review of community, and Unitywater to partner in rehabilita ? site sep ysfms and waste water treatment f
number of estuarine bays in the USA and UK following workshop proceedings. projects at this site, given the Noosa Coastal throughout the catchment have the poten o leak
the r t inpait into these systems Wastewater Treatment Plant is not scheduled for an sewage e t across and below the varied types of
Undertake a Hincksia survey and sample c
(Phillip om this research upgrade un t I@ast 2022. receiving environments. Furthermore, human illnesses
program in the lower estuary to iden y Source
suggest Hincksia grows in the river and the source associated with failed on-site treatment can be caused
popula a
of nutrients fuelling the blooms at Noosa must be by E. coli, Giardia, Hepa , Cfyptosporidium and
iden ement strategies developed to Elevated nutrients in waterways can come from Residential septic systems Salmonella.
reduce nutrient inputs (Phillips, 2006). natural and/or human sources (including stormwater
wafge e t). These inputs can In our urban areas the c In 2016 a background study of on-site e t
Noosa did not experience another algal bloom for have adverse e ects on water quality including the liquide tis on a large scale through a municipal disposal was undertaken to inform the new Planning
over a decade, however in September 2017 Hincksia development of coastal algal blooms. wastewater system, however for our rural areas Scheme. The recommenda tudy is to
bloomed again in Laguna Ba esiffents and and smaller se ts] domes ? tis allow advanced sep — ysf#ms and other waste water
visitors use of the beach and waterways. This bloom Annual monitoring in the river will hopefully help build predominantly disposed of on-site. treatments be located above the de vel,
was unexpected and during the 2017/18 spring/ our knowledge about poten ce flopula and in accordance with the intent of the zone under
summer season caused Council to remove just under of Hincksia growing in the estuary. It willalso help Council has authority for oversight of residen the Planning Scheme. However, greater a en
1,000 tonnes of sand and decomposing Hincksia from iden y he origin of nutrients fuelling the alga site wastewater treatment systems and conducts a warranted towards the ‘opera ovede
Main Beach t t a cdat of around $100,000. blooms. This informa yeguide development program of formal audits of wastewater f treatment system to ensure prot
of a management strategy to reduce nutrient inputs the Shire which include over 3109 sep tallA ? and environmental values.
Following the 2017 bloom, Council put in place a more ogen) in the river system and 2161 secondary or advanced secondary systems and a
pr e strategy should Hincksia blooms occur again poten educe and/ ate future blooms of further 86 pr elying on holding tanks. Council
in the future. This followed the approach outlined Hincksia.
by Phillips (2006) to iden yBource popula ?
Hincksia within the estuary and the origin of nutrients a 20m
inputs fuelling the blooms. It included two key Wastewater treatment —— Pe
—s
components: ~ a
wf
=
Sewage Treatment Plants Fs"
Ropers = —— =
The Noosa Coastal Wastewater Treatment Plant
oe Megs
provides sewage treatment for 45,000 Noosa residents am
and accepts in tiirom a rang erefit sources, ie
~—s including Council’
——
dg
=
Unitywater is licensed by the Department of
Sad
Environment and Science (DES) to operate the Noosa sem
sewage treatment plant according to the strict Recs —"
Cc onkained in their license. The wastewater a
treatment process produces high-quality e t oe r~ 4 “Sas
for discharge to the ocean from Burgess Creek. The ¥ -, * =
oe an 2h
Hincksia algae in Laguna Bay volume of treated e t discharged accounts for 2 2. E te
90% of the Burgess Cr wel a
eo
Burgess Creek
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