Odor and Corrosion Control in Wastewater Collection Systems: Part 4 of 5

In order to effectively rate the successful treatment of the force main, a background against which to make a comparison must be provided. In...
drinking water contaminants

Innovative Solutions to Drinking Water Decontamination in Small and Medium Treatment Plants: Part 2...

Chlorine is most frequently used to disinfect drinking water, and existing regulations both limit THMs at the point of end use and require a...
Chopper pump

Chopper Pump or Dual-Shafted Grinder?

Flushable wipes continue to inundate pump stations throughout North America, clogging both pumps and pipes and often requiring operators to remove the offending debris...
Oxygen and Ozone

Odor and Corrosion Control in Wastewater Collection Systems: Part 5 of 5

Aside from H2S vapor levels, the total and dissolved sulfides and DO levels (liquid phase) should be examined. For this discussion, only the grab...
Activated Sludge

How to Control Activated Sludge with Online Sensors: Part 1 of 3

The goal for domestic wastewater treatment in the twenty-first century should be to have a minimal carbon footprint and to be 100 percent self-sustainable...
E/One

All-Terrain Sewer Stimulates Economy of Arkansas’s Newest City

Southside contains a very rocky terrain. In some areas, the ground is clay while in others, approximately three feet of soil sit above limestone...
Low Boron Removal

Challenges of Low Boron Removal Requirements in Large-scale Seawater Desalination Plants for the Semiconductor...

With the increasing demand for electronic grade silicon, and particularly the growth of silicon solar cells, the semiconductor industry is facing the challenge of...
Eone

All-Terrain Sewer Stimulates Economy of Arkansas’s Newest City

In part 1 of this series, we introduced the E/One Sentry line of alarm panels, which is custom designed for use with E/One grinder...
Online Sensors

How to Control Activated Sludge with Online Sensors: Part 2 of 3

In part 1 of this series, we introduced a broad view of the use of online instrumentation for control of wastewater treatment aeration, which,...
Xylem

Solving a Complex Bypass Pumping Challenge

The Godwin Dri-Prime CD400M pump contributed to an impressive maximum flow level of 707,980 gallons per hour. In October 2014, construction work began on a...