Ottawa Water Supply

comes from Ottawa River

has an earthy/musty odour

plants in the river causes
the odour

meets federal and
provincial guidelines

treated at two purification plants

water distribution

32 pumping stations

14 reservoirs

more than 23 000 hydrants

more than 48 000 valves

more than 30 000 km of water mains

water treatment

over 100 000 water
quality tests are performed
on drinking water

water is distributed through
more than 3,000 kilometres
of water mains

water purification plants can
handle viruses like covid19

threats to the water supply

waste disposal sites

septic systems

sewage treatment plans

sewers

water quantity

rain and snow melt can affect
water levels in the ottawa rivers

the operation of dams can affect
water levels