Cementitious epoxy mortars are a vital step in most concrete lining projects, but the existing products available to contractors have been fraught...
Education and Training
Displaying results 273-289 of 1476
Editorial
Exam Study Guide - March 2021
WASTEWATER
By Rick Lallish
When defining confined spaces in your facility, who makes the determination whether the space is nonpermit confined space or permit-required confined...
Editorial
Rockin’ the Environment
Music, videos, puppet shows and school assemblies from an Iowa university teach students about our natural resources. Water Rocks!, an educational program for K-12...
Online Exclusives
Exam Study Guide: Permit-Required Confined Spaces and Finished Water Fluoride Calculations
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...
Online Exclusives
Exam Study Guide: Hydraulic Detention Time and the Gate Valve Operating Formula
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...
Online Exclusives
5 Tips for Acing Wastewater Exam Math Questions
The words "wastewater math" can create an undercurrent of fear for operators about to take a state exam.
Many students encounter a mental...
Online Exclusives
Water & Wastewater Education Listing: January 2021
AlaskaThe Alaska Department of Environmental Conservation is offering:March 1-5 — Introduction to Small Wastewater Systems, FairbanksMarch 22-26 — Water Treatment Level 1, Anchorage
British ColumbiaThe...
Online Exclusives
Exam Study Guide: Fixed Film Nitrification and Finished Water Quality Parameters
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...
Editorial
Exam Study Guide - January 2021
WASTEWATER
By Rick Lallish
While performing the daily walk-through at an aerated lagoon treatment plant, you notice surface bubbling throughout the primary lagoon, except...
Editorial
An Award-Winning Young Professional Has Advice for Advancing in Water Careers
Kristi Steiner first took an interest in water while in middle school. Today she is an associate project manager with the Jacobs...
Editorial
An Operator's Conference Gives Participants a Test in a Highly Unconventional Skill
Through 11 years in the water industry, Jay Irby has earned five licenses. Now he can add another: poetic license.
Irby, water renewal...
Videos
Webinar: Chlorine Measurement: The Pros and Cons of Different Methods
Discover different methods for applying, controlling, and measuring residual chlorine used for municipal water treatment and what will work best for your...
Online Exclusives
Exam Study Guide: Smoke Testing and Friction Loss
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...
Online Exclusives
Exam Study Guide: Permit-Required Confined Spaces and Fluoride Concentration Calculation
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...
Online Exclusives
Water & Wastewater Education Listing: November 2020
AlaskaThe Alaska Department of Environmental Conservation is offering:Dec. 1-3 — Overview of Disinfection, OnlineDec. 3-11 — Elected Officials Management for Rural Utilities, Online
British ColumbiaThe...
Videos
The Benefits of Monitoring Toxic and Corrosive Gases in Your Wastewater System
Summary:
• What is Hydrogen Sulfide and where does it come from?
• Why is it important to monitor H2S in your treatment plant?
•...
Editorial
Exam Study Guide - December 2020
WASTEWATER
By Rick Lallish
Membrane bioreactors are becoming a viable option for retrofitted waste treatment facilities or newly built facilities. What two types of...








