The purification process
Purification plants

Water supply in Ottawa

Water quality

Water System

Hardness

Ottawa central water supplie

30mg/L (very soft)

carp well system

200mg/L (moderate hardness)

Kings park (Richmond) well system

350mg/L (hard water)

Richmond west well system

285mg/L (moderate hardness)

Munster well system

285mg/L (moderate hardness)

Shadow Ridge (Greely) well system

350mg/L (hard water)

Vars well system

200mg/L (moderate hardness)

Threats to the water

waste disposal sites

septic systems

sewage treatments

fuel & oil

road salt & snow storage

Water conservation

Reduce

always be cautious of your water use, and consider ways to use less.

Repair

try locate and repair leaks to save water, money, and to prevent potentially costly property damage.

Retrofit

consider installing water saving devices on existing items and select water efficient devices when replacing older, water-guzzling fixtures and appliances.

Where it comes from

Ottawa river

Where it is treated

Britannia purification plant

Lemieux island purification plant

How it is treated

10 step process to make water drinkable

1. Intake

2. flocculation & coagulation

3. filtration

4. sedimentation

5. Primary disinfection

6. pH correction

7. fluoridation

8. secondary disinfection

9. testing

10. distrobution