Welcome back to TPO magazine's Exam Study Guide Series, which offers a pair of water/wastewater study questions with in-depth explanations of the answers. Last time, we...
Education and Training
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Editorial
Exam Study Guide - September 2020
WASTEWATER
By Rick LallishWhere can an operator look to find specific laboratory procedures and the proper compliance for those procedures?A. NPDES permitB. Wastewater textbooks, such...
Online Exclusives
Advanced Water Treatment Operator Certification Program Finalized in California
After four years of work, the Advanced Water Treatment Operator (AWTO) certification program is now complete and launched by the California-Nevada Section...
Videos
Evaluating Grit Removal Technologies
Grit is a nuisance material that causes abrasive wear to equipment, increasing maintenance and operational costs while reducing equipment performance and useful...
Videos
Advanced Control Techniques Enhance Biological Phosphorus Removal and Save Significant Operating Costs
A Danish wastewater treatment facility was faced with increasing chemical costs to reduce phosphorus levels in their discharge, and its existing real-time...
Online Exclusives
Exam Study Guide: The Settleable Solids Test; and Confined Spaces
Entry 243305Welcome back to TPO magazine's Exam Study Guide Series, which offers a pair of water/wastewater study questions with in-depth explanations of the answers. Last time,...
Videos
Understanding High Strength Wastewater
Some facilities discharge wastewater at concentrations far above (i.e., stronger than) typical residential wastewater. If the systems receiving this wastewater are sized...
Editorial
Exam Study Guide - August 2020
WASTEWATERBy Rick LallishWhich of the following pumps would be the least effective for pumping heavy sludges?A. Progressing cavityB. Rotary lobeC. CentrifugalD. DiaphragmAnswer: C. Progressive cavity pumps...
Online Exclusives
Exam Study Guide: MBR Layouts; and Chlorine Cylinder Storage
Entry 243341Welcome back to TPO magazine's Exam Study Guide Series, which offers a pair of water/wastewater study questions with in-depth explanations of the answers. Last time,...
Online Exclusives
Exam Study Guide: Laboratory Procedures; and Dissolved Oxygen Concentration
Entry 243358Welcome back to TPO magazine's Exam Study Guide Series, which offers a pair of water/wastewater study questions with in-depth explanations of the answers. Last time,...
Videos
Thermal Mass Flow Meter Accuracy and Installation Best Practices
Proper process flow meter sizing and installation is required to maintain the manufacturers flowmeter accuracy specifications. This course will provide a review...
Videos
Collections System Operations in the New Normal
We are sailing in uncharted waters. But we also have to continue the job we've been doing well for decades. Resilience is...
Videos
Life Cycle Cost Analysis for Decision Making in Collections System Rehabilitation
Life Cycle Cost, or LCC, analysis is a tool allowing utility owners to make sound project decisions, considering both capital and operating...
Online Exclusives
Virtual Trainings Are Now Available
Having access to content that can expand your knowledge base is as important now as it has ever been, so we are...
Editorial
Exam Study Guide - July 2020
WASTEWATERBy Rick LallishWhat is the correct way to express the organic loading rate on a trickling filter?A. Pounds of BOD per square foot...
Editorial
In Need of a New Generation of Operators, a Midwest Agency Looks to Young People
The Great Lakes Water Authority’s three apprenticeship programs in Michigan are helping to resist the wave of retirements sweeping the industry.The initiative...
Online Exclusives
Exam Study Guide: Lagoon Types; and Rate of Flow Controllers
Entry 243378Welcome back to TPO magazine's Exam Study Guide Series, which offers a pair of water/wastewater study questions with in-depth explanations of the answers. Last time,...








