DECENTRALIZED WASTEWATER TREATMENT :

Examples Of The Bio-Remediation Process In PractiseProcess In Practise

Manu BhatnagarPr. Director

INTACH{Indian National Trust For Art & Cultural

Heritage}

BIOREMEDIATION

The process of Removal ofThe process of Removal ofPollutants from Polluted Water(basically organic in nature)with the help of BiologicalProducts

CONTOUR MAPLEGEND

W ATER BODY

METRO LINE

9.0M W ROAD6

.0M

W R

OA

D

6.0M W ROAD

3M W

ROAD

5M W

RO

AD

2.5M

W R

OA

D

3.5M W

RO

AD

4M W ROAD

3.5M W ROAD

3.5M W ROAD

3.5M W

RO

AD

3.5M W

RO

AD

6.5M W ROAD

4M W ROAD

4M W ROAD

4M W ROAD

4M W ROAD

4M W ROAD

4M W ROAD

A

A'

ABADI AREA

CONTOUR LINE

PLANNING AREA

- PIPAL

CHOWK -

N 50 0 50 100 150 200 250MM

POND

HOUSE CUM

TEMPLE

2M W

RO

AD

2M W

RO

AD

1.5M

W R

OAD

2M W

RO

AD

2M W

RO

AD

2M W

RO

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2M W

RO

AD

3.5M

W R

OAD

2.5M W ROAD

3.5M W ROAD

3M W

RO

AD

4M W

RO

AD

20M W

RO

AD

7M W

RO

AD

6M W ROAD

3.5M W ROAD

4MT ROAD

4M W ROAD

3M W ROAD

6M W

RO

AD

4.5

M W

RO

AD

3.5MT ROAD

4M W ROAD

3.5M

T RO

AD

2.5M

W R

OAD

2.5M

T R

OA

D

5M W ROAD

3M W

RO

AD

2.5M W ROAD

7.0M

W R

OA

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4.5M W ROAD

4M W ROAD

2.0M W ROAD

4M W

ROAD

3.5

M W

RO

AD

3.5M

W R

OAD

3.5

M W

RO

AD

3M W

RO

AD

3.5M W ROAD

5M W

RO

AD

8M W ROAD

2M W

RO

AD

8M W ROAD

4.0M W ROAD

2.5M W ROAD

1.5M W ROAD

2.5M

W R

OAD

7M W

RO

AD

1.5M

W R

OAD

3M W

RO

AD

2M W

RO

AD

3.5M W

RO

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3M W ROAD

5M W

RO

AD

3.0M

W R

OA

D

3.5M

W R

OAD

2.5M

W R

OA

D

3.5M W ROAD

2.5

M W

RO

AD

2.0

M W

RO

AD

3.5 M W

ROAD

2.5M

W R

OA

D

4M W

RO

AD

8M W ROAD

3M W ROAD

Contour Level at Outer road = 100.1

Contour Level in Core Area = 106.0

Contour Plan

Core Abadi = 106

N

LEGEND

VILLAGE BOUNDARY

CONTOUR MAJOR

CONTOUR MINOR

BUILDINGS

TREES

DRAIN

ELECTRIC POLE

TRANSFORMER

Core Abadi = 106 Contour Level

New Phirni = 99 Contour Level

Eutrophication of Lake during summers – Water Hyacinth blooms

DRY HAUZ KHAS LAKE, 2003

Aquatic Weed Treatment On Inflow

REVIVED LAKE - 2007

Return of Biodiversity

Hauz Khas Lake Polluted Through Mismanagement

BIOREMEDIATION USING ANAEROBIC & FACULTATIVE BACTERIA STRAINSBoD Reduced from 18 mg/l to 10 mg/lBottom DO Increased from 1.5 mg/l to 5 mg/l

Day I Day V

Day XV Day XXV

IMPROVEMENT THROUGH BIOREMEDIATION

Temple Tank, Nagercoil

Ongoing Treatment

Waterscape of Baija Tal & Italian Garden - Gwalior

B A I J A T A L L

PARK

P A

R K

MAYOR OFFICE

ITALIAN GARDEN

STP

Channelization of Drain

Filter wells

Jal Vihar

Italian Garden

B A I J A T A L L

PARK

PARK

PARK

PARK

PARK

PARK

P A

R K

TE

MP

LE

ST

EP

S

P A

R K

A.M.I. SHISHU MANDIRSCHOOL

MO

TI M

AH

AL

Baijya Tal

BAIJA TAL IN 2007

Raw Sewage Being Bioremediated

Results

INFLOW OUTFLOW

Revived Baija Tal

NRI CITY

GANGA RIVER

Dosing Point 1

Dosing Point 2

Drain At Kanpur

RANI GHAT

Bacteria Dozing

INFLOW

OUTFLOW AFTER TREATMENT

Central Ridge Drainage, Delhi

l Kushak Nala Part of

Natural Drainage

Channel of Delhi’s

Ridge

l Stretch S.P.Marg-Satya

BUDHHA JAYANTI PARK

PRESIDENTIAL ESTATE

Sadan 3 Km.L

l Catchment Area 12

Sq.Km

Runoff- 2.20 MCM

l Gradient 1 in 600 or 5m

overall

DIPLOMATIC ENCLAVE

CHANAKYA PURI

CHANAKYA PURI

NEHRU PARK

Densely Populated Areas

Densely Populated AreasDrain Section to be Treated 4 Km.

2.3KM Covered Section

Palam Link Drain

Dabri Village

Madhu Vihar

Satellite Image Of Palam Drain

Areas of Low Density

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z A' B' C' D' E' F'

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

Madhu Vihar

Sector-11

Sector-5

DwarkaSector-12

Metro

Sector-12, Pocket-7

DWARKA SUB-CITY

COVERED SECTION

OPEN FLOW SECTION

HYACINTH SECTION

500m approx.

1050

m ap

prox

.

1050m approx.

DAPHNIA SECTION

RESTRAINT NET

RESTRAINT NET

RESTRAINT NET

BOD : <100 mg/l

BOD :<60mg/l

BOD :< 40mg/l

BOD : <15mg/l

DAPHNIA SECTION

HYACINTH SECTION

OPEN FLOW SECTION

W IDTH H AS BEEN DOUBLED TO SHOW THE CLARITY OF DETAIL

N AJ AFG ARH DRA IN

17

18

19

20

21

22

23

24

25

26

27

28

29

30

Sector-19

DWARKA SUB-CITY

Sector-18

Sector-11MK Chowk

100 M

100 M

100 M

100 M

INTACH

71, LODHI ESTATE, NEW DELHI

PH: 24641304, 24632267 FAX: 24611290

LEGEND

ROAD

PROPOSED PLAN OF PALAM DRAIN TITLE :DRAIN

BUILDING

C.T.

NORTH

1:5000

SCALE :

OCTOBER 2008DATE : DRG. NO. : 4

SPONSOR:

DELHI DEVELOPMENT AUTHORITY

ON-CH ANNEL TREATMENT ON PALAM DRAIN

Najafgarh Drain

FISH ZONE

RESTRAINT NET

1500

m a

ppro

x.

NET

BOD: <10mg/l

30m

FISH ZONE

FISH ZONE

SECTION

Daphnia : This Zooplanckton Will Be Cultured At Site In TankAnd Large No. Of Daphnids Will Be Released In This Section. The Organism Grazes On Microscopic Plants Removing Nutrients From The Water Thereafter Being Consumed By Larger Organisms

Estimated Treatment Costs For 140 MLD Flow

Proposed UnconventionalSystem

Conventional System [ASP]

Notes

Capital Costs

Rs. 12.0 Cr Rs. 90.00 Cr*[+ land cost x 30

Land availability ?Costs [+ land cost x 30

ha]?

O & M Cost

Rs. 3.0 CrRevenue incl. potential for carbon credit trading + enhanced land values – no energy/no equipment/ immediate results

Rs. 9.0 Cr** ** High Energy Needs 10 million kwh annually

Covering of 4 Km. of Drain Requires Rs. 160 Cr @ Rs. 60 Cr/km with an O & M Cost of Rs. 1 Cr annually