Test Yourself What Do You Know About Potable Reuse?

it’s possible to further treat reclaimed water to standards that make it safe for drinking?

a. 20 percent b. 35 percent

Donna Kaluzniak

1. Per the Florida Potable Reuse Commission (PRC) report, “Framework for the Implementation of Potable Reuse in Florida” (PRC Potable Reuse Framework), the introduction of advanced treated water into a raw water supply immediately upstream of a drinking water treatment facility or directly into a potable water supply distribution system is defined as a. de facto potable reuse. b. direct potable reuse (DPR). c. indirect potable reuse (IPR). d. reclaimed water.

2. Per the PRC Potable Reuse Framework, IPR is planned delivery or discharge of reclaimed water to a. a potable water supply distribution system. b. an irrigation system. c. groundwater or surface waters. d. wetlands. a. 0.1 million gallons per day (mgd) b. 0.5 mgd c. 1 mgd d. 3 mgd a. 1 mg/L monthly average, no single sample to exceed 3 mg/L b. 3 mg/L monthly average, no single sample to exceed 4 mg/L c. 3 mg/L monthly average, no single sample to exceed 5 mg/L d. 5 mg/L monthly average, no single sample to exceed 10 mg/L

3. Per Florida Administrative Code (FAC) 62610, Reuse of Reclaimed Water and Land Application, what is the minimum system size for reclaimed water treatment facilities where reclaimed water is used for groundwater recharge or IPR?

4. Per FAC 62-610, discharges of reclaimed water to Class I waters shall be considered as being reuse for indirect potable purposes. What is the limit for total organic carbon (TOC) for these discharges?

5. Per the Florida Department of Environmental Protection (FDEP) One Water Florida presentation, Recycled Water: Public Sentiment, what percent of survey respondents believe c. 40 percent d. 58 percent

6. Per the FDEP Jan. 14, 2021, presentation, Potable Reuse Rulemaking Public Workshop (Potable Reuse Rulemaking Workshop), potable reuse will require various means to protect drinking water quality that includes the collection system, wastewater treatment facilities, and advanced treated water. This is called a. advanced protection. b. discharge monitoring and control. c. multibarrier protection. d. overlapping controls. a. All potable reuse projects b. Projects for direct potable reuse only c. Projects using new or yet unapproved technologies d. Projects exceeding a capacity of 1 mgd

7. Per the FDEP Potable Reuse Rulemaking Workshop, which potable reuse projects will be required to conduct pilot testing as detailed in the draft revisions to FAC 62-610?

8. Per the FDEP Potable Reuse Rulemaking Workshop, draft revisions to FAC 62-610 include additional requirements for pretreatment/source control. Industrial or commercial businesses that discharge to a utility’s collection system must ensure all power-operated equipment associated with controlling or monitoring such discharges are connected to a continuous power source. They must also have in place a(n) a. early warning system for event detection. b. online connection to the utility receiving the waste. c. monthly equipment inspection program. d. permit from the U.S. Environmental Protection Agency.

9. Per the FAC 5/26/21 Coded Draft Rule 62555, Permitting, Construction, Operation, and Maintenance of Public Water Systems, prior to placing a potable reuse system into service, each wastewater facility and public water system participating in the potable reuse system shall submit to FDEP for approval a(n) a. emergency response plan. b. joint operations plan. c. risk management plan. d. water testing and analysis plan.

10. Per the FAC 5/26/21 Coded Draft Rule 62-610, Reuse of Reclaimed Water and Land Application, what must the pilot testing program include to demonstrate the wastewater facilities are capable of producing pathogen-free reclaimed water? a. Fecal coliform, total coliform, and viruses b. Legionella, Pseudomonas, helminths, turbidity, and total suspended solids c. Enterovirus, Nocardia, Salmonella, virus, and E. coli d. Viruses, Cryptosporidium, Giardia lamblia, heterotrophic plate count (HPC) bacteria, Legionella, and turbidity

Answers on page 58

References used for this quiz:

• Florida Potable Reuse Commission - Framework for the Implementation of Potable Reuse in Florida: http://prc.watereuseflorida.com/wp-content/uploads/ Framework-for-Potable-Reuse-in-Florida-FINALJanuary-2020-web10495.pdf

• Florida Administrative Code 62-610, Reuse of Reclaimed Water and Land Application: https://www.flrules.org/gateway/ChapterHome. asp?Chapter=62-610

• Florida Administrative Code 5/26/2021 Coded Draft Rule 62-655, Permitting, Construction, Operation and Maintenance of Public Water Systems: https://floridadep.gov/sites/default/files/62-555%20 Proposed%20Rule%205-26-2021%20coded_0.pdf

• Florida Administrative Code 5/26/2021 Coded Draft Rule 62-610, Reuse of Reclaimed Water and Land Application: https://floridadep.gov/sites/default/files/Chapter%2062610%20Draft%20Rule%20Coded%205-27-2021.pdf

• Florida Department of Environmental Protection, One Water Florida – Recycled Water: Public Sentiment: https://floridadep.gov/sites/default/files/Recycled%20 Water%20Public%20Sentiment%20Presentation.pdf

• Florida Department of Environmental Protection –Potable Reuse Rulemaking Public Workshop: https://floridadep.gov/sites/default/files/PotableReuse_ PublicWorkshopPresentation01142021_ForWebsite. pdf

Send Us Your Questions

Readers are welcome to submit questions or exercises on water or wastewater treatment plant operations for publication in Test Yourself. Send your question (with the answer) or your exercise (with the solution) by email to: donna@h2owriting.com

Scholarships valued up to $7,000 will be awarded in both undergraduate and graduate categories by the Florida Section American Water Works Association.

Eligibility:

• Must be a student enrolled (not online) in a Florida university and living in Florida

• Must be a full-time student or part-time student enrolled and completing a minimum of 6 credits during the current semester. Student must remain registered for 6 credits and pass them successfully.

• Must be a student within 60 credits of graduation with a bachelor’s degree. Note: Seniors who are pursuing a graduate degree may apply and use the scholarship for their graduate studies, but must provide proof of acceptance to their graduate degree program.

• Maintain good standing in academic status with a GPA of 3.0 or higher based on a 4.0 system

• Must intend on pursuing a career in the water/wastewater field with a plan to remain in Florida to pursue their career (outlined by the applicant in the application)

• Or enrolled in one of the CIP educational codes (for a list visit fsawwa.org/2023Likins) and have indicated an interest in pursuing a career in the water/wastewater field

Added Value:

• All applicants receive 1-year free student American Water Works Association (AWWA) membership.

Key benefits of Student Membership:

• Jump-Start Your Career

• Gain Experience

• Stay Informed

$7,000 SCHOLARSHIP

Apply by June 30, 2023

For application, please visit: fsawwa.org/2023likins

For Your Day-to-Day Challenges as a Water Professional, AWWA Membership is the Solution.

Water Professionals Face Greater Challenges Than Ever Before

From finding ways to fund infrastructure improvements to water quality and distrubution best practices, keeping up with everything in the water sector can be overwhelming. AWWA supports members with knowledge, guidance, and a great peer network, so you don’t have to tackle these challenges alone.

➤ Stay informed on what’s next in the water sector

➤ Connect with water professionals

➤ Advance your career

➤ Make a difference

About AWWA

Established in 1881, the American Water Works Association is the largest nonprofit, scientific and educational association dedicated to managing and treating water, the world’s most vital resource. Through membership, AWWA creates products, services, and information that help utilities with day-to-day operations, inform the public, improve public health, protect the environment, strengthen the economy and enhance our quality of life.