The low shearing, gentle pumping action of the M4 peristaltic pump allows for smooth, continuous and precise dosing of long chain polymers...
Most Recent
Displaying results 8988-9006 of 16358
Online Exclusives
EPA Decides Against Regulating Perchlorate in Drinking Water
The U.S. Environmental Protection Agency recently published its plan to address perchlorate contamination in the nation's waters. The agency completed its review of...
Online Exclusives
The Diaphragm Chemical Dosing Pump That Won’t Vapor Lock
The dual-diaphragm configuration of the Blue-White CHEM-FEED MD3 chemical dosing pump provides for smooth continuous flow, mimicking the best traits of peristaltic...
Videos
Achieve Superior Capture Rates with Three-Dimensional Screening
With over 45 years of proven success, Parkson’s Aqua Guard Self-Cleaning Screen has been helping treatment plants worldwide improve capture rates with...
Online Exclusives
CISA Releases Cyber Risk Summary for Water/Wastewater Sector
The Cybersecurity & Infrastructure Security Agency recently released the attached summary outlining findings from its Cyber Hygiene (CyHy) vulnerability scanning and cybersecurity assessments services....
Online Exclusives
Standardizing with One Chemical Dosing Pump
Wastewater treatment is technology-driven and heavily regulated, but that doesn’t mean every aspect needs to be complicated or overly costly. For wastewater...
Online Exclusives
WIFIA Annual Report Celebrates Billions in Water Infrastructure Loans
The U.S. Environmental Protection Agency recently released its annual report for the 2021 Water Infrastructure Finance and Innovation Act program. The report highlights...
Online Exclusives
Clean Water Act’s Promises Half Kept at Half-Century Anniversary
A half century after the passage of the landmark federal Clean Water Act, and almost four decades after the law’s deadline for...
Online Exclusives
Exam Study Guide: Electrical Current Imbalance and Chemical Reactions
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
Study Guide Answer Key
Here are the answers to the March 31, 2022 edition of TPO's Exam Study Guide:
Under normal operating conditions, what is the maximum...
Online Exclusives
News Briefs: Maryland Takes Control of Troubled WWTP in Baltimore County
Entry 242241Maryland Secretary of the Environment Ben Grumbles has ordered that the Maryland Environmental Service take control of the Back River Wastewater...
Online Exclusives
Project Roundup: Groundbreaking Ceremonies, Construction and More
CaliforniaOceansideProject: Potable reuse plantDetails: Project took 10 years of planning and constructionStatus: Grand opening heldCost: $70 million
FloridaSarasota CountyProject: Conversion to advanced wastewater...
Online Exclusives
Researchers Find Lead Exposure Linked to IQ Loss
A Florida State University research team has published a new study that estimates that exposure to lead has robbed Americans an average...
Online Exclusives
News Briefs: San Diego County Unveils Its First Potable Reuse Treatment Plant
Entry 242244San Diego County recently held a ribbon-cutting ceremony to celebrate the opening of its first operational potable water reuse treatment plant...
Online Exclusives
Using Soap to Remove Micropollutants from Water
Imagine millions of soapy sponges the size of human cells that can clean water by soaking up contaminants. This simplistic model is...
White Papers
Using Engineering Principles to Evaluate Grit System Performance
There are no industry-standardized methodologies for grit removal system performance testing, which can make equipment selection a very confusing process. Manufacturers are...
Online Exclusives
Study Examines the Chemical GenX in Water
Last fall, the U.S. Environmental Protection Agency reported that GenX chemicals were more toxic than the “forever chemicals” they were developed to...
Online Exclusives
Product News: March 2022
OZ Lifting Products stainless seriesOZ Lifting Products’ stainless steel range includes chain hoists, trolleys and beam clamps, all designed for use in...
Online Exclusives
Bug of the Month: Filament Type 1863 and FOG
Eickelboom filament type 1863 is most commonly observed dispersed in solution or occasionally near the edges of the floc at 1000x oil-immersion...
















