wtr treatment lesson 3

Question 1

Why are Water Treatment Regulations Important?

Answer 1

• Regulations set a minimum standard to help ensure the protection of public health.
• A sound regulatory framework is essential for the continuous provision of safe drinking water.

Question 2

O. Reg 128/04. Certificates of DWSO and water quality analysts.

Answer 2

Establish the training and certification requirements for operators and water quality analysts.

Question 3

O. Reg 169/03. ODWQS

Answer 3

Providing a minimum level of drinking water quality acceptable for human consumption.
Microbiological stds.
Radiobiological stds.
Chemical stds.

Question 4

O. Reg 170/03 . DWS

Answer 4

Drinking water systems are divided into 15 sections and 24 schedules.
Max lead in water is 10 ug/L or 0.010 mg/L.

Question 5

AWWA stds.

Answer 5

American Water Works Association standards.

Question 6

Source Water Protection
Four categories of areas in need of protection

Answer 6

Surface water intake protection zone.
Wellhead protection area.
Highly vulnerable aquifer.
Significant groundwater recharge area.
The purpose of this is to identify threats and take action before they become a threat to the drinking water zone.

Question 7

Adverse Water Quality Results

Answer 7

including:
- Alarm
- Reporting Requirements of Adverse Water
- Quality Results
- Corrective Actions

Question 8

The notification requirements required following an ‘adverse result’.

Answer 8

Reporting any adverse water quality results by operators to Medical Officer of Health (MOH) and Spills Action Centre (SAC).
Reporting procedures vary from place to place.

Question 9

The corrective action requirements required following an ‘adverse result’.

Answer 9

Corrective actions that must be taken to respond to adverse test results.