INNOVATIVE WASTEWATER TREATMENT STRATEGIES USING DECENTRALIZED - - PowerPoint PPT Presentation

INNOVATIVE WASTEWATER TREATMENT STRATEGIES USING DECENTRALIZED TECHNOLOGIES

Presented by:

DOMINIC MERCIER, P.Eng. M.A.Sc.

Innovative Eco-Efficient Solutions for Onsite Wastewater Treatment

3rd Annual AFN National Water Symposium and Tradeshow, Toronto

Innovative Eco-Efficient Solutions for Onsite Wastewater Treatment

• 1. WHO IS ENVIRO -ST

EP T EC HNO LO G IES

• 2. PART

NER O F FIRST NAT IO N C O MMUNIT IES

• 3. C O NVENT

IO NAL APPRO AC HES T O WAST EWAT ER MANAG EMENT

• 4. INNO VAT

IVE ST RAT EG IES

• 5. DEC ENT

RALIZED T EC HNO LO G IES T AILO RED FO R FIRST NAT IO NS WAST EWAT ER C HALLENG ES

• 6. A FEW EXAMPLES

Enviro- ST EP T e c hnolog ie s

ü 23 years o f expertise in the design, develo pment, fabric atio n and distributio n o f Dec entralized Wastewater T reatment T ec hno lo gies ü Offic es in Québec , Manito ba and No va Sc o tia and o ver 19 distributo rs in Canada ü Offers mo re than 13 different tec hno lo gies (residential, c o mmerc ial and c o mmunal) ü I nvests massively in Researc h and Develo pment exc lusively in tec hno lo gies dedic ated to the small flo ws applic atio ns

Innovative Eco-Efficient Solutions for Onsite Wastewater Treatment

E nvir

• -ST

E P T e c hnologie s

ü T e c hno lo gie s use d in small c o mmunitie s are do wnsc ale d fro m large applic atio ns whic h to o o fte n c o me with a le ve l o f c o mple xity no t c o mpatible with small c o mmunity re so urc e s. Small c o mmunity syste m must be as simple and ro bust as po ssible . ü What is go o d fo r large r c o mmunitie s is no t ne c e ssarily applic able to small c o mmunitie s. Small c o mmunitie s re quire inno vative appro ac he s; ü F irst Natio ns c o mmunitie s have be e n o fte n use d as te sting gro und fo r ne w te c hno lo gie s no t e no ugh pro ve n e nding up having majo r o pe ratio nal pro ble ms o r failure s. F irst Natio ns de se rve s pro ve n and ro bust te c hno lo gie s; ü F irst Natio ns c o mmunitie s o fte n have to re ly o n o utside re so urc e s to imple me nt c o nstruc tio n, o pe ratio n and mainte nanc e . E ve ry pro je c t sho uld be de ve lo pe d to

• ptimize the use o f lo c al re so urc e s. F

irst Natio ns c o mmunitie s must maste r the ir waste wate r infrastruc ture ;

Innovative Eco-Efficient Solutions for Onsite Wastewater Treatment

E nvir

• -ST

E P T e c hnologie s Mission:

• Offe r a po rtfo lio o f te c hno lo gie s addre ssing the te c hnic al and financ ial

ne e ds o f small flo ws Waste wate r Applic atio ns while me e ting the mo st stringe nt e nviro nme ntal re gulatio ns. Obse r vations:

Partne r of F irst Nations Communitie s

ü Se ve ral I ndividual Onsite Se ptic Syste m ne e de d to be re plac e d; ü So ils c o nditio ns we re o fte n no t c o mpatible with c o nve ntio nal se ptic tank and le ac h be ds. T his re sults in the ne e d fo r advanc e d tre atme nt allo wing surfac e disc harge in ditc he d and stre ams; ü T he so lutio ns o n the table we re me c hanize d bio lo gic al re ac to rs o r me dia bio filte rs bo th c o mbine d with ultravio le t disinfe c tio n. Co st and c o mple xity we re ve ry high and the risk o f having o pe ratio nal pro ble ms was also ve ry high; ü E nviro -ST E P has that type o f te c hno lo gie s in its po rtfo lio , but we

• ffe re d the c o mmunity a pro ve n and fully passive advanc e d

tre atme nt syste m pro duc ing high quality e fflue nt and re quiring no e le c tric ity and no mainte nanc e ; ü We de ve lo pe d a pa r

tne r ship with the c ommunity whe re the y

purc hase d the te c hno lo gy dire c tly fro m us at privile ge d pric e in e xc hange fo r allo wing us to pro mo te the pro je c t in o the r F irst Natio n Co mmunitie s.

Innovative Eco-Efficient Solutions for Onsite Wastewater Treatment

T he E xa mple of Kitig a n Zibi:

Innovative Eco-Efficient Solutions for Onsite Wastewater Treatment

Communal Wastewater Management usually consists in:

• Munic ipal Se we r Ne two rk
• Ce ntralize d Waste wate r T

re atme nt Plant (WWT P)

• Ope ratio n and Mainte nanc e pe rfo rme d by Qualifie d Ope rato rs

Conventional Appr

• aches to

Wastewater Management

Innovative Eco-Efficient Solutions for Onsite Wastewater Treatment

Advantages of Centr alized systems:

Conventional Appr

• aches to

Wastewater Management

Disadvantages of Centr alized systems:

ü E asie r to manage a single WWT P; ü E xpe rtise e asy to find within large E ngine e ring firms o r spe c ialize d c o mpanie s; ü L

• nge r trac k re c o rd with tho usands
• f installatio ns (pe rc e ptio n o f

re liability and c o nfide nc e ); ü Be ing usually o ve rde signe d, it o ffe rs mo re fle xibility fo r future e xpansio ns; ü E xpe nsive fo r smalle r c o mmunitie s. Many c o mmunitie s c anno t affo rd o r sustain a c e ntralize d WWT P; ü Do no t maximize the use o f lo c al re so urc e s. Co mmunity le ss invo lve d in the c o nstruc tio n and o pe ratio n. Co mmunitie s o fte n subc o ntrac t to

• utside firms;

ü L e ve l o f c o mple xity is highe r (me c hanic al c o mpo ne nts, substantial plumbing, PL Cs, e tc .). T his has le d to highe r risks o f failure o r bad pe rfo rmanc e s; ü Highe r e ne rgy c o nsumptio n, highe r e missio n o f GHG;

Innovative Eco-Efficient Solutions for Onsite Wastewater Treatment

Innovative str ategies using Dec entr alized or Hybr id Appr

• ac hes

What is Dec entr alized Wastewater Management ? §

Managing Wastewater c loser to wher e it is pr

• duc ed to minimize c ollec tion

and infr astr uc tur e c osts; E xamples ar e:

ü Individual Septic Systems ü Cluster

Systems

ü A c ombination of individual and

c luster systems

§

An Hybr id appr

• ac h is one whic h inc or

por ates both c entr alized and dec entr alized str ategies to offer c omplete and optimal wastewater management to a c ommunity

ü Alter

native sewer c ollec tion systems

ü Septic sludge c ollec tion

Innovative Eco-Efficient Solutions for Onsite Wastewater Treatment

Onsite / De c e ntr a lize d Wa ste wa te r T e c hnolog ie s mostly c onsists in:

• U

se o f simple and natural pro c e sse s suc h has: ü So il base d te c hno lo gie s ü Granular filte rs ü Artific ial We tlands

• Small and le ss me c hanize d Pac kage d T

re atme nt Syste ms: ü F ixe d F ilm Bio re ac to rs ü Organic and Synthe tic Bio filte rs ü Co mbine d T re atme nt and dispe rsal Syste ms

Innovative strate gie s using De c e ntralize d or Hybrid Approac he s

DE CE NT RAL IZE D T E CHNOL OGY DE VE L OPME NT IS BASE D ON T HE ADAPT AT ION OF SIMPL E AND PROVE N PROCE SSE S USE D IN SMAL L SCAL E APPL ICAT IONS

Innovative Eco-Efficient Solutions for Onsite Wastewater Treatment

Advantages of Decentr alized systems: Disadvantages of Decentr alized systems:

ü Use s mo re simple and natural

pro c e sse s;

ü T

e c hno lo g ie s are e asie r to install,

• pe rate and maintain;

ü Co mpatible with string e nt

disc harg e c rite ria;

ü Pro je c ts are sig nific antly faste r to

imple me nt;

ü Ove rall c o sts are sig nific antly lo we r

than c e ntralize d syste ms;

ü Maximize c o mmunity re so urc e s

invo lve me nt at all le ve ls (c o nstruc tio n, o pe ratio n and mainte nanc e );

ü Mo re than o ne WWT

P to manag e ;

ü I

nfrastruc ture s are c lo se r to the c o mmunity;

ü L

e ss c o mmo n appro ac h and sho rte r trac k re c o rds c an g ive pe rc e ptio n o f lo we r re liability;

ü F

e we r E ng ine e ring firms with e xpe rtise in de c e ntralize d te c hno lo g ie s and strate g ie s.

Innovative str ategies using Decentr alized or Hybr id Appr

• aches

Innovative Eco-Efficient Solutions for Onsite Wastewater Treatment

T ec hnologies tailor ed for F ir st Nations Communities

F ir st Nations ar e fac ing gr eat c hallenges in Wastewater Management. Why Dec entr alized T ec hnologies c an help F ir st Nation Communities ? §

50% of F ir st Nations c ommunities have less than 400 people;

§

2 c entr alized WWT P out of 3 is c onsider ed to be of medium to high r isk, mostly r elated to their c omplexity and c ommunities c apac ity to oper ate them;

Sour c e: Neegan Bur nside, National Assessment of F ir st Nations Water and Wastewater Systems, 2011

Innovative Eco-Efficient Solutions for Onsite Wastewater Treatment

T e c hnolog ie s ta ilore d for F irst Na tions Communitie s

Wha t you c a n e xpe c t of De c e ntra lize d te c hnolog ie s ü Appropria tion a nd se lf ma na g e me nt of your Wa ste wa te r infra struc ture s with

the use of simple a nd a fforda ble te c hnolog ie s tha t your c ommunity c ontrol;

ü Re duc e the e ne rg y c osts a nd sludg e ma na g e me nt c osts c ompa re d to

c e ntra lize d syste ms or pump a nd ha ul syste ms;

ü Ma ximize the use of loc a l re sourc e s in your c ommunity for the insta lla tion,

• pe ra tion a nd ma inte na nc e of your wa ste wa te r infra struc ture s

ü Prote c t the E

nvironme nt with syste ms offe ring supe rior pe rforma nc e s, more simple sludg e ma na g e me nt, prote c ting your wa te r re sourc e s a nd produc ing le ss g re e nhouse g a s.

ü Do more with your mone y by re duc ing the c ost of your wa ste wa te r

infra struc ture s or by se rvic ing more pe ople with de c e ntra lize d syste ms

DE CE NT RAL IZE D WAST E WAT E R MANAGE ME NT CAN ACHIE VE T HE SE OBJE CT IVE S F OR F IRST NAT IONS COMMUNIT IE S

Innovative Eco-Efficient Solutions for Onsite Wastewater Treatment

E xample s of De c e ntralize d T e c hnologie s

Ar tific ial We tlands – T he Phyto-F ilte r Syste m ü Simple and natural system blending in the E nviro nment; ü Can be designed to meet high effluent quality (nitro gen, pho spho rus, etc .); ü Perfo rm well under Canadian c limate c o nditio ns; ü Very lo w maintenanc e and o peratio n c o st; ü Bec o mes a living ec o system c o mparable to natural wetlands; ü E asy to build; ü Can be sized fo r vario us flo ws;

Innovative Eco-Efficient Solutions for Onsite Wastewater Treatment

E xample s of De c e ntralize d T e c hnologie s

Modula r Re c irc ula ting F ilte r – T he F iltr

• -F

le x Syste m ü Ro bust and prefabric ated; ü U ses a pro ven multi-pass granular filtratio n pro c ess; ü Simple and passive system with minimal energy c o st and very lo w maintenanc e; ü Mo dular c o nfiguratio n allo ws fo r easy inc rease in c apac ity; ü Pro ven in Canadian c limate c o nditio ns; ü E asy and fast installatio n;

Innovative Eco-Efficient Solutions for Onsite Wastewater Treatment

E xample s of De c e ntr alize d T e c hnologie s

Combine d Ge ote xtile and Sand biofiltr ation – T he E L JE N GSF Syste m ü F ully passive, no elec tric ity, no mo ving parts; ü Co mpatible with subsurfac e o r surfac e dispersal o f treated effluent; ü E asy and fast to install by lo c al reso urc es; ü Minimal maintenanc e; ü Pro ven in tho usands o f installatio ns in the U S and Canada; ü Can be c o nfigured fo r nitro gen remo val;

Innovative Eco-Efficient Solutions for Onsite Wastewater Treatment

De c e ntra lize d T e c hnolog ie s Kitig a n Zibi Anishina be g , Qc

T he E L JE N GSF Syste m is pa rt of a T e c hnolog y Window Initia tive in Kitig a n Zibi F irst Na tion for Individua l Home s’ Se ptic Syste ms E L JE N GSF Syste m is use d in both subsurfa c e a nd surfa c e disc ha rg e c onfig ura tions. By the e nd of 2020, te ns of house s will be tre a ting the ir wa ste wa te r in the most simple , pe rforming a nd e c onomic a l wa y.

Innovative Eco-Efficient Solutions for Onsite Wastewater Treatment

Kitigan Zibi, Qc

Confined E ljen GSF for sur fac e disc har ge F ast and easy installation by Kitigan Zibi employees

Innovative Eco-Efficient Solutions for Onsite Wastewater Treatment

Kitigan Zibi, Qc

Quebec Ontario Prairies

Innovative Eco-Efficient Solutions for Onsite Wastewater Treatment

www.envir

• -step.c a

T

• ll fr

ee: 877-925-7496 Atlantic

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