Volume 35, Issue 9, September 2019

With demand expected to exceed the capacity of the City of Gastonia's water treatment plant in 2019, the timeline for repairs to the system was critical.

The basic and correct way to determine the required amount of MBBR carrier media in a wastewater treatment application depends on the organic load that needs to be removed, which...

Given the high demand and harsh weather conditions affecting many water treatment plants, it is especially important that modern water treatment plants utilize actuators that ...

The 2019 Water Environment Federation Annual Technical Exhibition and Conference (WEFTEC.19) — considered the largest annual water quality event in the world — will take place...

The 900 Series’ suite of signal inputs can be configured to display a variety of measurement types, including conductivity, resistivity, salinity, TDS, pH, ORP, temperature, mVDC...

To achieve potable reuse water quality requirements, SUEZ Oxyblue™, a combination of ozonia® ozone and biofiltration, has emerged as an attractive alternative to reverse osmosis...

For many years polywrap has been a proven system to protect ductile iron pipes from exterior corrosion. But recent developments have yielded a newer version of polywrap called...

Flomotion Systems’ new ISOMAG FLOWIZ MV255 battery-operated electromagnetic flow meter with integral cellular communications can help solve these problems.

The W900 controller is designed for use in OEM systems that capture, measure, control, and deliver harvested rainwater and enables complete system control from the simplest to...

Landis Sewerage Authority improves flow equalization and plant operations with Tideflex® aeration and mixing system.

Operators have several options for controlling odors in wastewater treatment ponds: increase aeration; apply chemicals to the water; apply perfume to the air. However, these solutions...

With the emergence of safety concerns over water quality in public water supplies, municipalities are making strides to better conform to preexisting and amended safety regulations...

The Division H – Anacostia River Tunnel, which holds 100 million gallons of combined sewage and measures 23 feet in diameter, was commissioned in late March 2019.

As total phosphorus and other nutrient limits are driven lower, managers of water and wastewater treatment plants (WWTP) are struggling to operate plants within permitted limits...

Water treatment plant uses a dual diaphragm pump with chemical feed sensor for a high-pressure alum application.

Paducah Water builds a smart water system with ORION® Cellular and BEACON® Advanced Metering Analytics (AMA).

The City of Rushville, Ind., installed AquaStorm™ cloth media filters instead of a conventional wet weather storage tank to treat combined sewer overflow discharges.

Enhanced automation solutions with IIoT technology like the proven Metris addIQ control systems from ANDRITZ have been tailored and installed for municipalities and industrial...

An upgrade of the WSSC’s Seneca Wastewater Treatment Plant in suburban Washington, D.C., included the addition of a new denitrification process to help achieve enhanced nutrient...

The Superdome needed a robust replacement bearing material that would easily integrate into the pump design. Thordon’s SXL pump bearings were selected as the ideal solution due...

Vaughan chopper pumps are ideal for use in pump stations and lift stations as conditioning pumps (patented with additional patents pending).

The 790 duckbill is a cost-effective way of reducing flooding in a small residential area.

The WATERFLUX 3070 is the first all-in-one water meter with available integrated pressure and temperature sensor.

The PowerGrit technology provides improved safety and control, no rotational kickback, single-side access and the time savings aspect of reduced excavation.