Water Treatment Plant Design
Let a team of water treatment plant design experts . with contributions from more than 30 international authorities -- give you comprehensive guidance on modernizing existing water treatment...

Introduction
Historically, animal waste was considered a valuable fertilizer and thus land was applied for sustainable on-farm production of crops and animals. However, with the shift to large production...

Saving the Bay
By reducing the level of nutrients in their discharges, wastewater treatment plants within the Chesapeak Bay's vast watershed are putting much less environmental pressure...

Nanotechnology Takes Roots
Nanoscale particles of zero-valent iron with a trace of noble metal catalyst are punching well above their weight in the area of environmental remediation. Their ability to destroy a wide...

Impact of Chemically-Induced Clay Transport and Deposition on the Hydraulic Conductivity of a Natural Sand
The purpose of this paper is to understand in part the dynamic impact of surfactants on hydraulic conductivity for designing enhanced pump and treat operations. This paper has two aims:...

Fate of TCE in Phytoremediation Systems
The phytoremediation of trichloroethylene (TCE) and other volatile organic compounds (VOCs) has been developed from a mere concept to full applications over the past decade. However, the...

Thermal Cyclone Washing for Remediation of Petroleum Contaminated Soils
Thermal Cyclone Washing (TCW) is a soil remediation technology developed and tested at the University of Alabama in Huntsville. TCW is a combination of thermal, chemical, and physical...

Characterization of Anaerobic Microbial Consortium Response to Thiol-Reactive Compounds
The activity of anaerobes in wastewater treatment processes can be limited when a toxicant enters the system. For certain toxicants, along with the decrease in metabolic activity, an efflux...

Development and Application of a Decision Support System for Municipal Water Infrastructure Planning: Challenges and Successes
Many water utilities across the country continue to face the challenge of intelligent planning for cost effective, efficient operation, larger demands, stricter government regulations,...

The Smaller the Better
Many wastewater treatment plants in the United States seeking to expand or upgrade their facilities often face space limitations. But now a number of small-footprint technologies refined...

Transformation
The site of a former wastewater treatment plant in western New York State is now home to a sprawling public works complex thanks to an inventive reuse scheme that consolidates public works...

Treatment Facilities and Components
This chapter provides an overview of water and wastewater treatment facilities and components. Checklists are included....

A River Runs through It
The new stadium under construction for the New England Patriots is architecturally and structurally unique, but it is also attracting attention for another reason: the restoration of a...

Supercharged
The Groundwater Replenishment (GWR) System is a regional water supply project sponsored jointly by the Orange County Water District (OCWD) and the Orange County Sanitation District (OCSD)....

Countering Chemical and Biological Terrorism
Prior to the terrorist attacks of September 11, building protection related to terrorism primarily focused on the threat of bombs detonated inside vechicles. However the September 2001...

Improving the Process
By revamping its solids treatment system, the wastewater utility in Louisville, Kentucky, eliminated odors, created a potential source of new revenue, and saved millions of dollars in...

Clean Water at the Crossroads
Thirty years after the passage of the Clean Water Act, the quality of effluent from the nation's wastewater treatment plants has improved considerably. However, much of the...

Rapid Delivery
Facing nearly dry wells and a moratorium on development that was about to expire, a small town in the pacific Northwest, using the design/build delivery method, was able to quickly design...

Multifaceted Trenchless Rehabilitation at the Middletown, Ohio WWTP
This paper describes the multiple trenchless technologies that were evaluated and the ones that were applied to the rehabilitation of a 78la diameter corrugated metal influent line and...

Air Stripping and Aeration

 

 

 

 

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