Point of Use/Entry Treatment of Drinking Water


  • . USEPA

Provides information on the application of point-of-use (POU), and point-of-entry (POE) systems for treating drinking water. Covers administrative and technical aspects of utilizing POU/POE systems to solve small community as well as individual drinking water problems.
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Water treatment engineers and specialists.


Book information

  • Published: December 1990
  • ISBN: 978-0-8155-1249-3

Table of Contents

Sorbent Selection and UseOverview of Point-of-Use and Point-of-Entry Systems Lee T. RozellePoint-of-Entry and Point-of-Use Devices for Meeting Drinking Water Standards Stephen W. Clark Background Major Issues Summary of EPA Decision Final Regulations Allowing POE for Compliance Summary ReferencesRegulatory Requirements for Point-of-Use Systems Ruth Douglas ReferenceControl of Point-of-Use Water Treatment Devices in Canada: Legal and Practical Considerations Richard S. Tobin Introduction Water Jurisdictions Point-of-Use Devices Nonlegislative Activities Conclusion ReferencesThe Regulation of Water Treatment Devices in California Robert F. Burns ReferencesWisconsin Regulation of Point-of-Use and Point-of-Entry Water Treatment Devices Loretta TrappAppendix A: Application for Plumbing Product Review-Required Information for Water Treatment DevicesAppendix B: Proposed Draft RegulationsAppendix C: People to ContactHousehold Water Quality Education: The Cooperative Extension System Role G. Morgan Powell The Cooperative Extension Organization County Extension Program Kansas Water Quality Situation Water Quality Task Force Household Water Quality Program SummaryFederal Trade Commission Regulation of Water Treatment Devices Joel Winston Introduction Answering Consumer Concerns Voluntary Industry Product Promotion Guidelines EPA Support Guidelines Provisions Guidelines Requests Review Panel Complaint Request Criteria Voluntary of Ethics Looking AheadNISF's Listing Program for POU/POE DWTUs Randy A. Dougherty NSF Standards NSF Listing Mark Public Listings Information Evaluation and Testing by An Independent, Objective Third-Party Monitoring Corrective Action Enforcement Current Status of the Listing Program and Future Developments SummaryWater Quality Association Voluntary Product Validation Program and Voluntary Certification Program Lucius Cole Product Validation Professional CertificationGuide Standard and Protocol for Testing Microbiological Water Purifiers Stephen A. Schaub and Charles P. Gerba Introduction Requirements for a Microbiological Water Purifier Principles for the Guide Standard and Protocol Microbiological Challenges for Water Purifiers Nonmicrobiological Test Parameters Purifier Test Procedures Minimum Microbiological Removal for Acceptance of Purifiers Preliminary Test Results of the Feasibility of the Protocol ConclusionsPerformance and Applications of Granular Activated Carbon Point-of-Use Systems Karl Van Dyke and Roy W. Kuennen Point-of-Use Performance-Test Data EPA/NSF Joint Study NSF Standards 42 and 53 Amway Data on a POU Water Treatment System Granular Activated Carbon-Performance Criteria to Design and Evaluate GAC-POU Devices Conclusion ReferencesPerformance and Application of RO Systems Donald T. Bray Basic Concepts Types of Systems Use Data Membrane Type Bacteria-Virus ConclusionsPerformance and Application of Ultraviolet Light Systems Clyde Foust Introduction Organisms Dosage Unit Design ApplicationPrecoat Carbon Filters as Barriers to Incidental Microbial Contamination P. Regunathan, W.H. Beauman, and D.J. Jarog Coliform Removal Virus Removal Protozoan Cyst Surrogate Removal Effect on Hetereotrophic Bacteria Conclusions ReferencesMicrobiological Studies of Granular Activated Carbon Point-of-Use Systems Donald J. Reasoner Introduction ReferencesHealth Studies of Aerobic Heterotrophic Bacteria Colonizing Granular Activated Carbon Systems Alfred P. Dufour ReferencesActivated Alumina For POU/POE Removal of Fluoride and Arsenic Robert L. Lake Introduction Activated Alumina Preparation Chemistry Regeneration Conclusion BibliographyModelling Point-of-Entry Radon Removal By GAC Jerry D. Lowry and Sylvia B. Lowry Development of GAC Model Field Experience with GAC Treatment GAC vs Aeration Conclusions ReferencesPoint-of-Entry Activated Carbon Treatment Lake Carmel Putnam County George A. Stasko Investigation Results Water Treatment System Cost Water System Management Operation and Maintenance Annual Costs Water Treatment System PerformanceCommunity Demonstration of POU Systems Removal of Arsenic and Fluoride: San Ysidro, New Mexico Karen RogersFlorida's Funding for Contamination Correction Glenn Dykes Defining the Problem Legislative Efforts Restoration/Replacement of Supplies Summary and ConclusionsMonitoring and Maintenance Programs for POU/POE Gordon E. Bellen and Thomas G. Stevens Introduction Central Control Application of Appropriate Technology Effective Monitoring Maintenance and Microbiological Safety Summary ReferencesPoint-of-Use and Point-of-Entry Treatment Devices Used at Superfund Sites to Remediate Contaminated Drinking Water Sheri L. BianchinNew Developments in Point-of-Use/Point-of-Entry Drinking Water Treatment Gary L. Hatch Introduction Background Halogenated Resins for Water Disinfection Limitations System Applications Conclusions ReferencesPOU/POE Point of View Frank A. Bell, Jr. Introduction Option #1: A Direct Regulatory Program Option #2: Cooperative Industry/Government/Third Party Effort Recommendations ReferencesAWWA Viewpoint on Home Treatment Units Jon DeBoer Introduction The Point-of-Use/Point-of-Entry Issue Legal Requirements AWWA's PositionPOU/POE û Point-of-View-Association of State Drinking Water Administrators (ASDWA) Barker G. HamillPOU/POE: An Industry Perspective Donna CiroliaPoint-of-Use Treatment of Drinking Water: Comments Sue Lofgren