Pilots Prove that Larger is Better

Tertiary Filtration Piloting conducted at two different WWTPs demonstrate improved performance of large anthracite media compared to dual and single sand media filtration.

Deck: 

Editorial Emphasis

About The Author: 

Bill Scully is the marketing manager for the United States Filter Corporation's General Filter and Microfloc Products. For further information, visit their website at http://usfilter.com

Activation Date: 
December 28, 2000
Legacy
Legacy ID: 
10825

Filtering Through the Claims of Varying Water Treatment Methods

A thorough discussion of not only water treatment systems, but also the contaminants they remove.

About The Author: 

U. S. Filter is the world's largest manufacturer of water and wastewater treatment equipment, systems and services for industrial, commercial, municipal, and residential customers. With corporate offices in Palm Desert, California, U.S. Filter serves customers through its worldwide network of more than 350 sales and service facilities.

Activation Date: 
December 28, 2000
Legacy
Legacy ID: 
10668

Drink the Water: Proven Methods, New Advances in Ground Water Treatment

Ground water is the most popular source for water in the United States. Now with growth of proven treatment methods and advances in treatment technologies for contaminated ground water, the future is bright for the ground water industry.

About The Author: 

Bob Masters is the director of marketing for the National Ground Water Association. For further information call 800-551-7379.

About the National Ground Water Association: Water well drillers, hydrogeologists, engineers, manufacturers and suppliers make up the world's largest ground water association with over 18,000 members.

Association president Bill Stoner from Corsicana, Texas has many years of experience in the ground water and well drilling business.

Executive director Kevin McCray, a 13-year veteran of the association, has given testimony before both the Ohio House of Representatives and the U.S. Senate on the ground water industry, compiled or authored a number of books on ground water, and written numerous articles on ground water.

Activation Date: 
December 28, 2000
Legacy
Legacy ID: 
10621

Ozone, Direct Filtration System Performance Prove Technology's Value

A three-year test of ozone and direct filtration so convinced the Altoona City Authority (ACA) of its merits that the central Pennsylvania water authority is now installing the technology at six new treatment plants and will retrofit another by 1999.

Deck: 

Products at Work

Activation Date: 
December 28, 2000
Legacy
Legacy ID: 
10636

Granular Activated Carbon Filtration & Nitrification

Granular activated carbon (GAC) has been used in the water and wastewater industries to reduce taste, odors and dissolved organic compounds. GAC filter media in potable water treatment plants serve a dual purpose: filtration and adsorption. This article will focus on potential problems with bacteria in the application of GAC at a potable water treatment plant.

Deck: 

GAC filter media is widely used for filtration and absorption, but potential problems with bacteria in GAC's application need to be explored

About The Author: 

Shin-ichi Tokuno is a microbiologist with the Water Utilities Laboratory for the City of Corpus Christi, Texas.

Publication Date: 
December 28, 2000
Activation Date: 
December 28, 2000
Legacy
Legacy ID: 
10599

Air Blown Optical Filter Network Delivers 'Future Proof' Supervisory Control System

During an upgrade of the primary treatment plant, the Metropolitan King County West Point Plant used a new approach to its optical fiber network.Planning and building optical fiber local area networks (LANs) capable of accommodating unknown future capacity and routing requirements have long vexed information systems and information technology managers. The primary cause of this vexation is the high labor cost to construct or modify conventional systems.

Deck: 

Network upgrade

About The Author: 

Philip M. Daniels is the Supervising Engineer for the Water Pollution Control Division of Department of Natural Resources, Metropolitan King County, Seattle, Wash.

Publication Date: 
December 28, 2000
Activation Date: 
December 28, 2000
Legacy
Legacy ID: 
10551

Distinguishing Between Certified & Non-Certified Water Filters

In the past year, manufacturers have begun advising consumers that the replacement elements they produce fit other manufacturers housings or pitchers and infer that the hybrid system will perform as well as the original system. This, in NSF's opinion, is not truthful information to the consumer.One of the main purposes of the NSF International Drinking Water Treatment Unit Certification Program is to assure that a drinking water treatment system performs in the marketplace as tested and certified by NSF.

Deck: 

The NSF Certification claims for a water filtration system are null and void when a component is placed in another housing

About The Author: 

Nancy Culotta is general manager of the Drinking Water Treatment Unit Certification Program at NSF International, Ann Arbor, Michigan.

Publication Date: 
December 28, 2000
Activation Date: 
December 28, 2000
Legacy
Legacy ID: 
10569

Media-Bed Filtration: Painstaking Analysis of Situation Leads to a Long-Term Solution

Many filtration products are available. Asking the correct questions is important in obtaining an optimum product for the desired application.

Deck: 

Filtration

About The Author: 

E. Marvin Greenstein has a BS in chemical engineering, and a distinguished career in filtration system design and application. He founded LEEM Filtration Products, Inc., Ramsey, NJ, in 1977 and serves as president

Activation Date: 
December 28, 2000
Legacy
Legacy ID: 
10516

Self-Cleaning POE System Solves Frequent Filter Clogging Problems

A new self-cleaning system avoids the premature clogging problems associated with conventional carbon filtration systems, while at the same time providing one micron or submicron filtration.As more Americans are aware of the health risks associated with contaminated water supplies, many citizens are turning to filtered water. One couple, Gerry and Candy Rossettie, who bought a 40-year old, 6,000 sq ft home in Sands Point, New York, wanted to be certain they were getting safe water.

About The Author: 

Gary Baxter is the general manager of The Pure Water Source Corp. (800.697.8739), a San Francisco, California, company specializing in the design and manufacture of new technologies for the water treatment industry.

Publication Date: 
December 28, 2000
Activation Date: 
December 28, 2000
Legacy
Legacy ID: 
10469

Microfiltration: How Does it Compare?

Increased focus on technologies that meet tighter regulatory requirements and increased public pressure has motivated municipalities to take a serious look at microfiltration (MF) membranes as a viable treatment option. This article is intended to familiarize you with the basics of microfiltration and discuss how it compares to conventional alternatives.

About The Author: 

Thomas Muilenberg is an applications engineer specializing in the area of membrane systems with General Filter Company, a manufacturer of water and wastewater process equipment for municipal and industrial applications.

Publication Date: 
December 28, 2000
Activation Date: 
December 28, 2000
Legacy
Legacy ID: 
10467