MD Center Environment >> Water and Wastewater
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Waterworks and waste system operator certification helps to protect public health and the environment by setting minimum education, experience, and examination standards that applicants must satisfy. It is required for operators and/or superintendents of water treatment plants, water distribution systems, wastewater treatment plants, wastewater collection systems, certain pretreatment facilities that discharge to sanitary sewers, or industrial wastewater facilities.

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Class listing results

  Disinfection Through Chlorination: TRE 6666-19-11-O P

WWW-6590
Class ID: 13431
Schedule : Online 24/7; 7 sessions; starting 6/8/2026, ending 8/28/2026
Start date: 06/08/26
End date: 08/28/26
Instructor : Workforce Instructor 
Instructional Method: Web-Based
Tuition and Fees: $109.00
Add to Cart »

  Introduction to Water Basics: TRE 6703-20-03 P

WWW-6290
Class ID: 13432
Schedule : Online 24/7; 7 sessions; starting 6/8/2026, ending 8/28/2026
Start date: 06/08/26
End date: 08/28/26
Instructor : Workforce Instructor 
Instructional Method: Web-Based
Tuition and Fees: $109.00
Add to Cart »

  Overview of Wastewater Treatment: TRE6730-20-06-O P

WWW-6340
Class ID: 13433
Schedule : Online 24/7; 7 sessions; starting 6/8/2026, ending 8/28/2026
Start date: 06/08/26
End date: 08/28/26
Instructor : Workforce Instructor 
Instructional Method: Web-Based
Tuition and Fees: $109.00
Add to Cart »

  Hydrology Source and Water Conservation TRE 2461-02-04 (Process)

CWP-8720
Class ID: 11531
Schedule : Weekly - Thu 8:00 AM - 4:00 PM; starting 8/6/2026, ending 8/6/2026
Start date: 08/06/26
End date: 08/06/26
Instructor : Edward Cope 
Location : Virtual, Virtual Campus: Virtual Class Location : 
  Virtual, Virtual Campus: Virtual Class.

Please read:  This course is delivered live via Zoom.
Instructional Method: Real-Time Technology (RTT)
Tuition and Fees: $159.00
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Peracetic Acid Applications Technology In the Water/Wastewater Process: TRE-6712-20-03: P

WWW-6320
Class ID: 11532
Schedule : Weekly - Tue 8:00 AM - 4:00 PM; starting 8/11/2026, ending 8/11/2026
Start date: 08/11/26
End date: 08/11/26
Instructor : Clinton Harrington 
Location : Virtual, Virtual Campus: Virtual Class Location : 
  Virtual, Virtual Campus: Virtual Class.

Please read:  This course is delivered live via Zoom.
Instructional Method: Real-Time Technology (RTT)
Tuition and Fees: $159.00
Add to Cart »

  SCADA for Water and Wastewater Operations: TRE-6466-18-10: NP

MMS-9520
Class ID: 11533
Schedule : Weekly - Thu 8:00 AM - 4:00 PM; starting 8/13/2026, ending 8/13/2026
Start date: 08/13/26
End date: 08/13/26
Instructor : Jeffrey Diggs 
Location : Virtual, Virtual Campus: Virtual Class Location : 
  Virtual, Virtual Campus: Virtual Class.

Please read:  This course is delivered live via Zoom.
Instructional Method: Real-Time Technology (RTT)
Tuition and Fees: $159.00
Add to Cart »

Process Management Through Chemical Resource Conservation: TRE-3818-06-07: P

PAT-6190
Class ID: 12652
Schedule : Weekly - Tue 8:00 AM - 4:00 PM; starting 8/18/2026, ending 8/18/2026
Start date: 08/18/26
End date: 08/18/26
Instructor : Clinton Harrington 
Location : Virtual, Virtual Campus: Virtual Class Location : 
  Virtual, Virtual Campus: Virtual Class.

Please read:  This course is delivered live via Zoom.
Instructional Method: Real-Time Technology (RTT)
Tuition and Fees: $159.00
Add to Cart »

An open laptop   Enhanced Nutrient Removal With Fixed Film Processes: TRE-5343-13-02: P

MWO-8960
Class ID: 12653
Schedule : Weekly - Thu 8:00 AM - 4:00 PM; starting 8/20/2026, ending 8/20/2026
Start date: 08/20/26
End date: 08/20/26
Instructor : Edgar Jones 
Location : Virtual, Virtual Campus: Virtual Class Location : 
  Virtual, Virtual Campus: Virtual Class.

Please read:  This course is delivered live via Zoom.
Instructional Method: Real-Time Technology (RTT)
Tuition and Fees: $159.00
Add to Cart »

MCET   Public Utility Leader: TRE 5908-16-05

WWW-5800
Class ID: 12654
Schedule : Weekly - Tue 8:00 AM - 4:00 PM; starting 8/25/2026, ending 8/25/2026
Start date: 08/25/26
End date: 08/25/26
Instructor : Nicholas Valltos 
Location : Virtual, Virtual Campus: Virtual Class Location : 
  Virtual, Virtual Campus: Virtual Class.

Please read:  This course is delivered live via Zoom.
Instructional Method: Real-Time Technology (RTT)
Tuition and Fees: $159.00
Add to Cart »

An open laptop   Disinfection Through Chlorination: TRE 6666-19-11-O P

WWW-6590
Class ID: 12657
Schedule : Online 24/7; starting 8/31/2026, ending 12/15/2026
Start date: 08/31/26
End date: 12/15/26
Instructor : Workforce Instructor 
Instructional Method: Web-Based
Tuition and Fees: $109.00
Add to Cart »

An open laptop   Introduction to Water Basics: TRE 6703-20-03 P

WWW-6290
Class ID: 12656
Schedule : Online 24/7; starting 8/31/2026, ending 12/15/2026
Start date: 08/31/26
End date: 12/15/26
Instructor : Workforce Instructor 
Instructional Method: Web-Based
Tuition and Fees: $109.00
Add to Cart »

An open laptop   Overview of Wastewater Treatment: TRE6730-20-06-O P

WWW-6340
Class ID: 12655
Schedule : Online 24/7; starting 8/31/2026, ending 12/15/2026
Start date: 08/31/26
End date: 12/15/26
Instructor : Workforce Instructor 
Instructional Method: Web-Based
Tuition and Fees: $109.00
Add to Cart »
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