Application for Contact Hour Training Certificate Essentials of Surface Water Treatment Training

First and Last Name*

Certification Number

What is your Oregon Operator Certificaiton Number?

Email Address*

This is where your completion letter will be sent to.

Phone Number*

Phone

Course Title*

Essentials of Surface Water Treatment

When did you complete the course*

Part 1: October 2, 2024 9:00am-Noon (3 contact hours)

Part 2: October 3, 2024 9:00am-Noon (3 contact hours)

Quiz

There are 10 quiz questions.

You must get a 70% or better (answer at least 7 our of the 10 questions correctly) to pass the quiz and receive your contact hours.

2. Which filtration type is credited with 2.0-log giardia removal?*

Slow Sand

Membrane

UV

3. What percent removal is equivalent to 3-log removal?*

Ninety Percent (90%)

Ninety Nine Percent (99%)

Ninety Nine point Nine Percent (99.9%)

Ninety Nine point Nine Nine percent (99.99%)

4. Which form of disinfectant leaves a residual that can be carried through the distribution system?*

5. If a surface water filtration plant met disinfection requirements, which of the following statements would have to be true?*

Entry point chlorine residual is < 0.2 mg/l

Actual CT > Required CT

Clearwell volume is at its maximum level

Entry point chlorine residual is >0.2mg/l

Actual CT > Required CT AND Entry point chlorine residual is >0.2mg/l

6. Where would you locate a flow meter to be able to record peak hour demand for reporting to DWS?*

At the inlet to the treatment plant

At the individual filter effluent

At the combined filter effluent

At the effluent of the CT segment

At or prior to the first user

At the effluent of the CT segment AND At or prior to the first user

7. What equation would you use to calculate Actual CT?*

Peak Hour Demand x Chlorine Residual

Contact Time x Baffling Factor x Chlorine Residual

Chlorine Residual x Contact Time

None of the above

8. How is contact time required to be determined for surface water systems?*

Contact volume x estimated baffling factor

Pipe volume divided by flow rate if CT segment is all in a pipe

By conducting a tracer study if CT segment includes a reservoir or tank

By calculating CT

Pipe volume divided by flow rate if CT segment is all in a pipe OR By conducting a tracer study if CT segment includes a reservoir or tank

9. What should you do if you exceed a regulatory turbidity limit?*

10. What website would you go to download forms for monthly reporting of turbidity and CT?*

www.healthoregon.org/swt

www.healthoregon.org/training

www.healthoregon.org/info

None of the above

I certify

I have completed the training and exam to the best of my ability
I did not accept help from anyone, and the answers are my own.
I understand that I will receive a completion email with my exam score from forms@app.smartsheet.com and may need to check my spam/junk folder to find it.
I understand that if I get less than 70%, that I will need to complete a new application for Contact Hour Training Certificate form and re-take the quiz.

Signature*

Type your first and last name here