Parameter

Units

SBT

Space Requirement

Sq.m/1000cu.m

1500 to 2500

Energy Consumption

kWh/ 1000cu.m

40 to 50

Operation & Maintenance Cost

INR/ 1000Cu.m

Rs.2000 to 3000

Staff Requirement

No. of Persons/1000 cu.m.day

6

Payback Period

Years

< 3.0 yr

Years of Operation

Years

25

Water Reuse Cycles

Numbers / Times

> 5

Treated water characteristics

pH

7.1 to 7.4

COD

mg/lit.

< 30

BOD

mg/lit.

<10

Suspended Solids

mg/lit.

<20

Coli forms (without disinfection)

CFU/100 mL.

<10³

Odor

Yes/No

No

Mosquito Breeding

Yes/No

No

Fish Survival

Yes

Turbidity

NTU

<5

Sludge Production

No

Water Retention time

Hours

0.6 to 2.0