greywater-systems.ppt

8/9/2019 greywater-systems.ppt

1/19

M Kayaalp - Onsite S

GREYWATER SYSTEMS

N MEHLIKA KAYAALP

PRINCIPAL ADVISER WASTEWATER

Department of Human Servie!


2/19


DE"INITI#NS

Wa!te$ater%ome!ti $a!te$ater &!e$a'e &a(( $a!te$aterin%u!tria( $a!te$ater & proe!! $a!te$ater

Gre)$ater%ome!ti $a!te$ater e*ept toi(et $a!te$ater+ or

%ome!ti $a!te$ater e*ept toi(et , -it.en$a!te$ater

Re(aime% Water%erive% from !e$a'e

treate% to a !tan%ar% !ati!fator) for inten%e% reu!e /io!o(i%!

!(u%'enot 0!o(i% $a!te1


3/19


GREYWATER CHARECTERISTICS

Gre)$ater .arateri!ti!2Co((ate% from WA Gre)$ater Co%e 3 (iterature4

E Co(i5 6 78 2!ome (aun%r) rin!e4 to 98:; 988mL& a(( $$/#D 78 m';L4

Na5 (o$ to .i'. 2?< > ?78 m';L4 on%utivit) 5 (o$ to .i'.5 2788 > 9988 S;m4


4/19


GREYWATER REBSE SYSTEMS

Reu!e i! !upporte% an% enoura'e%

on!erve! re!oure!(e!!en! environmenta( po((ution > if %one proper()

Re%ution in $a!te; $a!te$ater pro%utionmu!t a(!o e aime% for


5/19


GREYWATER REBSE SYSTEMS >?

S)!tem DESIGN an% #PERATI#N mu!ton!i%er

pu(i .ea(t. ri!-!2prevent ; minimi!e4

$ater , nutrient a(ane an% .emia(!prevention of po((ution of !oi(+ 'roun%$ater+

!urfae $ater + marine environment

reu!e purpo!e > to e !uita(e to t.e %e'ree of

treatment an% met.o% emp(o)e% for reu!e


6/19


DHS WASTEWATER WE/PAGE

Information on're)$ater !)!tem!

ot.er a(ternative on!ite !)!tem!

!tan%ar% on!ite !)!tem!to$n or ommuna( $a!te$ater !)!tem!

re(aime% $ater

an e foun% on5 $$$%.!!a'ovau;pe.!


7/19



8/19


Wastewater management

Wastewater Management in SA

Standard onsite wastewater systems~ Maintaining aerobic systems~ Maintaining septic tank systems

Alternative onsite systems

Towns & other large developments

Product approvalReclaimed water treated e!!luent" reuse
http://www.dhs.sa.gov.au/pehs/branches/wastewater/wastewater-legis.htmhttp://www.dhs.sa.gov.au/pehs/branches/wastewater/onsite-systems.htmhttp://www.dhs.sa.gov.au/pehs/branches/wastewater/aerobic-systems.htmhttp://www.dhs.sa.gov.au/pehs/branches/wastewater/maintain-septic-tank.htmhttp://www.dhs.sa.gov.au/pehs/branches/wastewater/alternative-onsite-systems.htmhttp://www.dhs.sa.gov.au/pehs/branches/wastewater/wastewater-towns.htmhttp://www.dhs.sa.gov.au/pehs/branches/wastewater/wastewater-towns.htmhttp://www.dhs.sa.gov.au/pehs/branches/wastewater/alternative-onsite-systems.htmhttp://www.dhs.sa.gov.au/pehs/branches/wastewater/maintain-septic-tank.htmhttp://www.dhs.sa.gov.au/pehs/branches/wastewater/aerobic-systems.htmhttp://www.dhs.sa.gov.au/pehs/branches/wastewater/onsite-systems.htmhttp://www.dhs.sa.gov.au/pehs/branches/wastewater/wastewater-legis.htm


9/19


Composting toilets or other blackwater (toilet

wastewater) systems

Greywater systems (laundry, bath, shower,

kitchen etc)

Reedbed systems

Nutrient removal systems

Other wastewater systems using anytechnology


10/19


I you plan to install an alternative onsite wastewatersystem in!

a "# $ater sewerage area OR

an area serviced by a council scheme where the

alternative wastewater system will not be connected to

the scheme OR

a private scheme

the proposal should be discussed with the servicesupplier, as a ull or partial e%emption rom any

re&uirement or connection beore the application or

installation is submitted


11/19


#uides and Standards

'he ollowing guides are provided to assist in thepreparation o an application or an alternative onsitesystem!

Composting toilets or other blackwater (toiletwastewater) systems

Greywater sullage systems

Reed bed systems

Application $orm

#pplication orm or the installation o

alternative onsite wastewater systems


12/19


GREYWATER REBSE SYSTEMS > 9

!eparate 're)$ater an% (a-$ater

> (a-$ater to 5 !e$er+ STED+ ompo!tin' toi(et+ ST

're)$ater to 5

%iver!ion %evie or treatment !)!tem

provi%e appropriate treatment

reu!e 2main() ) irri'ation4

!u!urfae > if not treate% an%;or not %i!infete%

aove !urfae > if treate% an% %i!infete%


13/19


GREYWATER REBSE SYSTEMS > ?

Current()+ mo!t() at 0on!ite !)!tem!1 area!


14/19


GREYWATER > INTERSTATE

Inter!tate approa. i! !imi(ar to our!

WA Co%e of Pratie for t.e Reu!e of Gre)$ater+ ?887

Vitoria

Reu!e #ption! for Hou!e.o(% Wa!te$ater+ ?889NSW

Dome!ti Gre)$ater S)!tem! Are%itation Gui%e(ine!+

?888

Gre)$ater Reu!e in Se$ere% Sin'(e Dome!ti Premi!e!+?888

ueen!(an% #n!ite Se$era'e Co%e+ ?88?


15/19


GREYWATER DIVERSI#N DEVICE

A ne$ 're)$ater !)!tem i! omin' to SAIt %ivert! on() at. an% (aun%r) $ater

Inorporate! tren. irri'ation !)!tem

Approve%> an interim approva(>?@ mont.!

After ?@ mont.! to e re>eva(uate%

Ma) e in!ta((e% in 5

!e$ere% ; retiu(ate% $a!te$ater area!+ an%on!ite !)!tem! area!


16/19


GREYWATER DIVERSI#N DEVICE > ?

.a! a fi(ter+ an% an overf(o$ feature to %iret $a!te$ater 2in

a!e of (o-a'e! an%;or irri'ation area fai(ure4

to t.e main $a!te$ater !)!tem for t.e%$e((in'+ ie to5!e$er+ or

STEDS %rain+ or

ot.er ommuna( !)!tem+ oron!ite$!


17/19


GREYWATER DIVERSI#N DEVICE > 7

Approva( i! i!!ue% $it. a $arnin' to e ont.e pa-a'in'5Notie to SA u!er!

Notie to SA u!er!> $arnin' !tate! t.at

if t.e ui(%in' i! $it.in a retiu(ate%$a!te$ater !)!tem areafir!t .e-$it. SA

Water or ouni( or t.e o$ner ; operator of t.e

retiu(ate% $a!te$ater !.eme > $.i.ever i!

appropriate


18/19


GREYWATER DIVERSI#N DEVICE > @

Notie to SA u!er!2ontinue% >?4approva( ) (oa( ouni( or DHS

in!ta((ation ) a (ien!e% p(umer

it i! on() for (aun%r) an%;or at. $ater+N#T for -it.en $a!te$ater

Gravit) onnetion to t.e %evie an% it! aove

'roun% in!ta((ation i! reFuire%

$it. !oi(! 6 98 L;m?% permeai(it)+ reu!e of

're)$ater for irri'ation i! not permitte%


19/19


GREYWATER DIVERSI#N DEVICE >74 Irri'ation area mu!t omp() $it. a(( !et a-! !tate%

in SA Septi Tan- Co%e! an% it! !upp(ement! A , / ?< meter! from an) ui(%in' or oun%ar) +et

greywater-systems.ppt

Documents