Entry 243658Welcome 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,...
Entries Tagged Study Guide
Online Exclusives
Exam Study Guide: Bacteria in Anoxic Zones; and Naturally Occurring Ammonia
Entry 243683Welcome 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,...
Editorial
Exam Study Guide - November 2019
WASTEWATER By Rick Lallish
What is the condition on a rotating biological contactor (RBC) that is identified by uneven shaft rotation, usually caused by...
Online Exclusives
Exam Study Guide: Visual Condition Assessment; and New Service Lines
Entry 244127Welcome 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: Biological Activity in Lagoons; and Calcium Hardness Calculation
Entry 244159Welcome 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,...
Editorial
Exam Study Guide - October 2019
WASTEWATER- By Rick Lallish
What is the expected or recommended time it should take for the contents in an oxidation ditch to travel the...
Online Exclusives
Exam Study Guide: Activated Sludge Conditions; and Well Screens
Entry 244194Welcome 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: RBC Troubleshooting; and Noncarbonate Hardness
Entry 244218Welcome 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: Flow Velocity; and Confined Space Protocol
Entry 244232Welcome 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,...
Editorial
Exam Study Guide - September 2019
WASTEWATER - By Rick Lallish
What type of settled sludge digests the most efficiently in an anaerobic digester?
A. Grit and manually removed screenings
B. Primary...
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Exam Study Guide: Trickling Filter Components; and Corrosion Control
Entry 244244Welcome 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,...
Editorial
Exam Study Guide - August 2019
WASTEWATER By Rick Lallish
What is the maximum blanket level in a secondary (activated sludge) clarifier?
A. 5%
B. 10%
C. 25%
D. 50%
Answer: C. Basic operation...
Online Exclusives
Exam Study Guide: Settled Sludge; and Ladder Safety
Entry 244261Welcome 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: Flow Velocity; and Chlorine Reactions
Entry 244275Welcome 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,...





