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Safe Drinking Water

Safe Drinking Water

Steve E. Hrudey | Elizabeth J. Hrudey

(2004)

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Book Details

Abstract

Drinking water provides an efficient source for the spread of gastrointestinal microbial pathogens capable of causing serious human disease. The massive death toll and burden of disease worldwide caused by unsafe drinking water is a compelling reason to value the privilege of having safe drinking water delivered to individual homes. On rare occasions, that privilege has been undermined in affluent nations by waterborne disease outbreaks traced to the water supply. Using the rich and detailed perspectives offered by the evidence and reports from the Canadian public inquiries into the Walkerton (2000) and North Battleford (2001) outbreaks to develop templates for understanding their key dimensions, over 60 waterborne outbreaks from 15 affluent countries over the past 30 years are explored as individual case studies. Recurring themes and patterns are revealed and the critical human dimensions are highlighted suggesting insights for more effective and more individualized preventive strategies, personnel training, management, and regulatory control. Safe Drinking Water aims to raise understanding and awareness of those factors that have most commonly contributed to or caused drinking-water-transmitted disease outbreaks - essentially a case-history analysis within the multi-barrier framework. It contains detailed analysis of the failures underlying drinking-water-transmitted disease epidemics that have been documented in the open literature, by public inquiry, in investigation reports, in surveillance databases and other reliable information sources. The book adopts a theme of 'converting hindsight into foresight', to inform drinking-water and health professionals including operators, managers, engineers, chemists and microbiologists, regulators, as well as undergraduates and graduates at specialty level. Key Features: Contains details and perspectives of major outbreaks not widely known or understood beyond those directly involved in the investigations.                Technical and scientific background associated with case studies is offered in an accessible summary form.               Does not require specialist training or experience to comprehend the details of the numerous outbreaks reviewed.               By providing a broad-spectrum review using a consistent approach, several key recurring themes are revealed that offer insights for developing localized, tailor-made prevention strategies.

Table of Contents

Section Title Page Action Price
Contents v
Foreword xiii
Preface xvi
List of Abbreviations xxi
1.0 Introduction xxv
2.0 Causes of Waterborne Disease Outbreaks xxx
2.1\tHISTORICAL BACKGROUND xxx
2.2\tMAJOR CLASSES OF WATERBORNE PATHOGENS xliv
2.2.1\tViruses xlv
2.2.2\tBacteria xlvi
2.2.3\tProtozoa xlviii
2.3\tSPECIFIC PATHOGENS RELEVANT TO OUTBREAK CASE STUDIES xlix
2.3.1\tHepatitis A Virus xlix
2.3.2\tNorovirus (Norwalk virus) li
2.3.3\tRotavirus liii
2.3.4\tCampylobacter liv
2.3.5\tEscherichia coli (Enterohemorrhagic E. coli, Enterotoxigenic E. coli) lvi
2.3.6\tSalmonella lviii
2.3.7\tShigella lx
2.3.8\tGiardia lamblia (syn. G. intestinalis, G. duodenalis) lxi
2.3.9\tCryptosporidium parvum lxii
2.3.10\t\tToxoplasma gondii lxv
2.4\tINDICATOR AND SURROGATE ORGANISMS lxvi
2.5\tSUMMARY OF PATHOGENS lxix
3.0 Capabilities of Water Safety Barriers lxxiv
3.1\tINTRODUCTION TO WATER QUALITY lxxiv
3.2\tSOURCE WATER PROTECTION lxxix
3.3\tCONVENTIONAL WATER TREATMENT PROCESSES lxxx
3.3.1\tCoagulation, Flocculation and Sedimentation (Clarification) lxxxi
3.3.2\tFiltration lxxxvi
3.3.3\tDisinfection: Chlorination xci
3.4\tADVANCED WATER TREATMENT PROCESSES xcvii
3.4.1\tMembrane Filtration xcviii
3.4.2\tOzonation xcix
3.4.3\tUltraviolet Radiation Disinfection xcix
3.4.4\tOther Processes c
3.5\tWATER DISTRIBUTION AND STORAGE c
3.6\tRISK MANAGEMENT FOR SAFE DRINKING WATER cii
4.0 Waterborne Outbreak Case Studies cv
4.1\tINTRODUCTION cv
4.2\tWALKERTON, ONTARIO, CANADA cxix
4.2.1\tScope of the Outbreak cxix
4.2.2\tThe Walkerton Drinking Water System cxx
4.2.3\tThe Outbreak Experience in May 2000 cxxi
4.2.3.1\tIntroduction cxxi
4.2.3.2\tMay 8, 2000 – Heavy Rainfall and Local Flooding cxxi
4.2.3.3\tMay 17 – Laboratory Report to PUC of E. coli Contamination cxxiv
4.2.3.4\tMay 18 – First Cases of Illness Recognized cxxiv
4.2.3.5\tMay 21 – Boil Water Advisory Issued by Health Unit cxxvii
4.2.3.6\tMay 23 – Health Unit Learns of E. coli Contamination Results cxxx
4.2.4\tDirect Causes of the Walkerton Outbreak cxxxiv
4.2.5\tCommentary cxlii
4.3\tOUTBREAKS IN THE 1970s cxlvii
4.3.1\tOverview cxlvii
4.3.2 Richmond Heights, Florida, U.S.A. cxlix
4.3.2.1\tScope of the Outbreak cxlix
4.3.2.2\tThe Richmond Heights Drinking Water System cxlix
4.3.2.3\tOutbreak Experience January to March 1974 cxlix
4.3.2.4\tDirect Causes of the Outbreak cl
4.3.2.5\tCommentary cli
4.3.3 Rome, New York, U.S.A. clii
4.3.3.1\tScope of the Outbreak clii
4.3.3.2\tThe Rome, New York Drinking Water System clii
4.3.3.3\tOutbreak Experience November 1974–June 1975 clii
4.3.3.4\tDirect Causes of the Outbreak cliii
4.3.3.5\tCommentary cliii
4.3.4 Crater Lake, Oregon, U.S.A. cliv
4.3.4.1\tScope of the Outbreak cliv
4.3.4.2\tThe Crater Lake Drinking Water System cliv
4.3.4.3\tOutbreak Experience June–July 1975 cliv
4.3.4.4\tDirect Causes of the Outbreak clv
4.3.4.5\tCommentary clv
4.3.5 Camas, Washington, U.S.A. clvi
4.3.5.1\tScope of the Outbreak clvi
4.3.5.2\tThe Camas Drinking Water System clvi
4.3.5.3\tOutbreak Experience April–May 1976 clvi
4.3.5.4\tDirect Causes of the Outbreak clvii
4.3.5.5\tCommentary clvii
4.3.6 Berlin, New Hampshire, U.S.A. clviii
4.3.6.1\tScope of the Outbreak clviii
4.3.6.2\tThe Berlin, New Hampshire Drinking Water System clviii
4.3.6.3\tOutbreak Experience March–May 1977 clix
4.3.6.4\tDirect Causes of the Outbreak clx
4.3.6.5\tCommentary clxi
4.3.7 Bennington, Vermont, U.S.A. clxi
4.3.7.1\tScope of the Outbreak clxi
4.3.7.2\tThe Bennington Drinking Water System clxi
4.3.7.3\tOutbreak Experience May–June 1978 clxii
4.3.7.4\tDirect Causes of the Outbreak clxii
4.3.7.5\tCommentary clxii
4.3.8 Bradford, Pennsylvania, U.S.A. clxiii
4.3.8.1\tScope of the Outbreak clxiii
4.3.8.2\tThe Bradford Drinking Water System clxiv
4.3.8.3\tOutbreak Experience July and December 1979 clxiv
4.3.8.4\tDirect Causes of the Outbreak clxiv
4.3.8.5\tCommentary clxv
4.4\tOUTBREAKS IN THE 1980s clxvi
4.4.1\tOverview clxvi
4.4.2 Georgetown, Texas, U.S.A. clxvi
4.4.2.1\tScope of the Outbreak clxvi
4.4.2.2\tThe Georgetown Drinking Water System clxvii
4.4.2.3\tOutbreak Experience June 1980 clxvii
4.4.2.4\tDirect Causes of the Outbreak clxvii
4.4.2.5\tCommentary clxviii
4.4.3 Red Lodge, Montana, U.S.A. clxviii
4.4.3.1\tScope of the Outbreak clxviii
4.4.3.2\tThe Red Lodge Drinking Water System clxviii
4.4.3.3\tOutbreak Experience June–August 1980 clxix
4.4.3.4\tDirect Causes of the Outbreak clxx
4.4.3.5\tCommentary clxx
4.4.4 Bramham, Yorkshire, England clxxi
4.4.4.1\tScope of the Outbreak clxxi
4.4.4.2\tThe Bramham Drinking Water System clxxi
4.4.4.3\tOutbreak Experience July 1980 clxxi
4.4.4.4\tDirect Causes of the Outbreak clxxii
4.4.4.5\tCommentary clxxiii
4.4.5 Rome, Georgia, U.S.A. clxxiv
4.4.5.1\tScope of the Outbreak clxxiv
4.4.5.2\tThe Rome, Georgia Drinking Water System clxxiv
4.4.5.3\tOutbreak Experience August 1980 clxxv
4.4.5.4\tDirect Causes of the Outbreak clxxv
4.4.5.5\tCommentary clxxvi
4.4.6\tGrums and Vålberg, Vårmland, Sweden clxxvi
4.4.6.1\tScope of the Outbreak clxxvi
4.4.6.2\tThe Grums and Vålberg Drinking Water System clxxvii
4.4.6.3\tOutbreak Experience October 1980 clxxvii
4.4.6.4\tDirect Causes of the Outbreak clxxvii
4.4.6.5\tCommentary clxxix
4.4.7 Eagle-Vail, Colorado, U.S.A. clxxix
4.4.7.1\tScope of the Outbreak clxxix
4.4.7.2\tThe Eagle-Vail and Avon Drinking Water System clxxix
4.4.7.3\tOutbreak Experience March 1981 clxxx
4.4.7.4\tDirect Causes of the Outbreak clxxxi
4.4.7.5\tCommentary clxxxii
4.4.8 Mjövik (Karlskrona), Blekinge, Sweden clxxxii
4.4.8.1\tScope of the Outbreak clxxxii
4.4.8.2\tThe Mjövik Drinking Water System clxxxii
4.4.8.3\tOutbreak Experience October 16 to 27, 1982 clxxxiii
4.4.8.4\tDirect Causes of the Outbreak clxxxiv
4.4.8.5\tCommentary clxxxv
4.4.9 Drumheller, Alberta, Canada clxxxv
4.4.9.1\tScope of the Outbreak clxxxv
4.4.9.2\tThe Drumheller Drinking Water System clxxxvi
4.4.9.3\tOutbreak Experience February 17 to 28, 1983 clxxxvi
4.4.9.4\tDirect Causes of the Outbreak clxxxvii
4.4.9.5\tCommentary clxxxviii
4.4.10 Greenville, Florida, U.S.A. clxxxix
4.4.10.1 Scope of the Outbreak clxxxix
4.4.10.2 The Greenville Drinking Water System clxxxix
4.4.10.3 Outbreak Experience May 1983 clxxxix
4.4.10.4 Direct Causes of the Outbreak cxc
4.4.10.5 Commentary cxci
4.4.11 Braun Station, Texas, U.S.A. cxcii
4.4.11.1 Scope of the Outbreak cxcii
4.4.11.2 The Braun Station Drinking Water System cxcii
4.4.11.3 Outbreak Experience May–July 1984 cxcii
4.4.11.4 Direct Causes of the Outbreak cxciii
4.4.11.5 Commentary cxciv
4.4.12 Alsvåg, Norway cxciv
4.4.12.1 Scope of the Outbreak cxciv
4.4.12.2 The Alsvåg Drinking Water System cxciv
4.4.12.3 Outbreak Experience June 10–July 15, 1984 cxciv
4.4.12.4 Direct Causes of the Outbreak cxcv
4.4.12.5 Commentary cxcv
4.4.13 Orangeville, Ontario, Canada cxcvi
4.4.13.1 Scope of the Outbreak cxcvi
4.4.13.2 The Orangeville Drinking Water System cxcvi
4.4.13.3 Outbreak Experience March 29–April 17, 1985 cxcvi
4.4.13.4 Direct Causes of the Outbreak cxcvii
4.4.13.5 Commentary cxcviii
4.4.14 Pittsfield, Massachusetts, U.S.A. cxcviii
4.4.14.1 Scope of the Outbreak cxcviii
4.4.14.2 The Pittsfield Drinking Water System cxcviii
4.4.14.3 Outbreak Experience November 1985–January 1986 cxcix
4.4.14.4 Direct Causes of the Outbreak cc
4.4.14.5 Commentary cc
4.4.15 Penticton, B.C., Canada cci
4.4.15.1 Scope of the Outbreak cci
4.4.15.2 The Penticton Drinking Water System cci
4.4.15.3 Outbreak Experience June–November 1986 cci
4.4.15.4 Direct Causes of the Outbreak cciv
4.4.15.5 Commentary cciv
4.4.16 Sälen, Dalarna, Sweden ccv
4.4.16.1 Scope of the Outbreak ccv
4.4.16.2 The Resort Drinking Water System ccv
4.4.16.3 Outbreak Experience December 20, 1986–January 17, 1987 ccv
4. 4.16.4 Direct Causes of the Outbreak ccvi
4. 4.16.5 Commentary ccvii
4.4.17 Carrollton, Georgia, U.S.A. ccvii
4.4.17.1 Scope of the Outbreak ccvii
4.4.17.2 The Carollton Drinking Water System ccvii
4.4.17.3 Outbreak Experience January 12 to February 7, 1987 ccviii
4.4.17.4 Direct Causes of the Outbreak ccix
4.4.17.5 Commentary ccix
4.4.18 Sunbury, Diggers Rest and Bulla, Victoria, Australia ccx
4.4.18.1 Scope of the Outbreak ccx
4.4.18.2 The Sunbury Region Drinking Water System ccx
4.4.18.3 Outbreak Experience October 1987 ccxi
4.4.18.4 Direct Causes of the Outbreak ccxi
4.4.18.5 Commentary ccxii
4.4.19 Boden, Sweden ccxiii
4.4.19.1 Scope of the Outbreak ccxiii
4.4.19.2 The Boden Drinking Water System ccxiii
4.4.19.3 Outbreak Experience March–April 1988 ccxiii
4.4.19.4 Direct Causes of the Outbreak ccxiv
4.4.19.5 Commentary ccxv
4.4.20 Saltcoats/Stevenston, Ayrshire, Scotland ccxv
4.4.20.1 Scope of the Outbreak ccxv
4.4.20.2 The Saltcoats and Stevenston Drinking Water System ccxv
4.4.20.3 Outbreak Experience March–April 1988 ccxv
4.4.20.4 Direct Causes of the Outbreak ccxvi
4.4.20.5 Commentary ccxvii
4.4.21 Skjervøy, Norway ccxviii
4.4.21.1 Scope of the Outbreak ccxviii
4.4.21.2 The Skjervøy Drinking Water System ccxviii
4.4.21.3 Outbreak Experience July–August 1988 ccxviii
4.4.21.4 Direct Causes of the Outbreak ccxviii
4.4.21.5 Commentary ccxix
4.4.22 Swindon, Oxfordshire and Wiltshire, England ccxix
4.4.22.1 Scope of the Outbreak ccxix
4.4.22.2 The Farmoor Drinking Water Supply ccxx
4.4.22.3 Outbreak Experience December 28, 1988–April 28, 1989 ccxx
4.4.22.4 Direct Causes of the Outbreak ccxx
4.4.22.5 Commentary ccxxii
4.4.23 Oakcreek Canyon, Sedona, Arizona, U.S.A ccxxiii
4.4.23.1 Scope of the Outbreak ccxxiii
4.4.23.2 The Oakcreek Canyon Resort Water System ccxxiii
4.4.23.3 Outbreak Experience April–May 1989 ccxxiii
4.4.23.4 Direct Causes of the Outbreak ccxxiv
4.4.23.5 Commentary ccxxv
4.5\tOUTBREAKS IN THE 1990s ccxxvi
4.5.1\tOverview ccxxvi
4.5.2 Cabool, Missouri, U.S.A. ccxxvi
4.5.2.1 Scope of the Outbreak ccxxvi
4.5.2.2 The Cabool Drinking Water System ccxxvi
4.5.2.3 Outbreak Experience December 15, 1989–January 20, 1990 ccxxvii
4.5.2.4 Direct Causes of the Outbreak ccxxviii
4.5.2.5 Commentary ccxxx
4.5.3 Moama, New South Wales, Australia ccxxxi
4.5.3.1 Scope of the Outbreak ccxxxi
4.5.3.2 The Moama Caravan Park “A” Drinking Water System ccxxxi
4.5.3.3 Outbreak Experience December 25, 1989–January 8, 1990 ccxxxii
4.5.3.4 Direct Causes of the Outbreak ccxxxiii
4.5.3.5 Commentary ccxxxiv
4.5.4 Creston / Erickson, B.C., Canada ccxxxiv
4.5.4.1 Scope of the Outbreak ccxxxiv
4.5.4.2 The Creston and Erickson Drinking Water System ccxxxiv
4.5.4.3 Outbreak Experience January–March 1990 ccxxxiv
4.5.4.4 Direct Causes of the Outbreak ccxxxvi
4.5.4.5 Commentary ccxxxvi
4.5.5 Nursery School / Kindergarten, Saitama, Japan ccxxxvii
4.5.5.1 Scope of the Outbreak ccxxxvii
4.5.5.2 The Nursery School Drinking Water System ccxxxvii
4.5.5.3 Outbreak Experience October 1990 ccxxxviii
4.5.5.4 Direct Causes of the Outbreak ccxxxviii
4.5.5.5 Commentary ccxxxix
4.5.6\tThe Isle of Thanet Region, Kent, England, ccxxxix
4.5.6.1 Scope of the Outbreak ccxxxix
4.5.6.2 The East Kent Drinking Water Supply Region ccxxxix
4.5.6.3 Outbreak Experience December 1990–January 1991 ccxxxix
4.5.6.4 Direct Causes of the Outbreak ccxl
4.5.6.5 Commentary ccxli
4.5.7 Naas, County Kildare, Ireland ccxli
4.5.7.1 Scope of the Outbreak ccxli
4.5.7.2 The Naas Drinking Water System ccxlii
4.5.7.3 Outbreak Experience October 5–25, 1991 ccxlii
4.5.7.4 Direct Causes of the Outbreak ccxliii
4.5.7.5 Commentary ccxliii
4.5.8 Uggelose, Denmark ccxliv
4.5.8.1 Scope of the Outbreak ccxliv
4.5.8.2 The Uggelose Drinking Water System ccxliv
4.5.8.3 Outbreak Experience December 16, 1991–February 2, 1992 ccxliv
4.5.8.4 Direct Causes of the Outbreak ccxlv
4.5.8.5 Commentary ccxlvi
4.5.9 Jackson County, Oregon, U.S.A. ccxlvi
4.5.9.1 Scope of the Outbreak ccxlvi
4.5.9.2 The Talent Bear Creek and Medford Water Commission Drinking Water System ccxlvii
4.5.9.3 Outbreak Experience January–June 1992 ccxlvii
4.5.9.4 Direct Causes of the Outbreak ccxlix
4.5.9.5 Commentary ccl
4.5.10 Bradford, West Yorkshire, England ccl
4.5.10.1 Scope of the Outbreak ccl
4.5.10.2 The Bradford Drinking Water System ccl
4.5.10.3 Outbreak Experience October–December 1992 ccl
4.5.10.4 Direct Causes of the Outbreak cclii
4.5.10.5 Commentary cclii
4.5.11 Warrington, Cheshire, England cclii
4.5.11.1 Scope of the Outbreak cclii
4.5.11.2 The Warrington Drinking Water System ccliii
4.5.11.3 Outbreak Experience November 1992–February 1993 ccliii
4.5.11.4 Direct Causes of the Outbreak ccliv
4.5.11.5 Commentary cclv
4.5.12 Kitchener–Waterloo, Ontario, Canada cclv
4.5.12.1 Scope of the Outbreak cclv
4.5.12.2 The Kitchener–Waterloo Drinking Water System cclv
4.5.12.3 Outbreak Experience March–May 1993 cclvi
4.5.12.4 Direct Causes of the Outbreak cclvi
4.5.12.5 Commentary cclvii
4.5.13 Milwaukee, Wisconsin, U.S.A. cclviii
4.5.13.1 Scope of the Outbreak cclviii
4.5.13.2 The Milwaukee Drinking Water System cclviii
4.5.13.3 Outbreak Experience March–April 1993 cclix
4.5.13.4 Direct Causes of the Outbreak cclxiv
4.5.13.5 Commentary cclxvi
4.5.14 Gideon, Missouri, U.S.A. cclxxii
4.5.14.1 Scope of the Outbreak cclxxii
4.5.14.2 The Gideon Drinking Water System cclxxii
4.5.14.3 Outbreak Experience November 1993–December 1993 cclxxiii
4.5.14.4 Direct Causes of the Outbreak cclxxiv
4.5.14.5 Commentary cclxxvi
4.5.15 Noormarkku, Finland cclxxvii
4.5.15.1 Scope of the Outbreak cclxxvii
4.5.15.2 The Noormarkku Drinking Water System cclxxvii
4.5.15.3 Outbreak Experience April 1994 cclxxvii
4.5.15.4 Direct Causes of the Outbreak cclxxviii
4.5.15.5 Commentary cclxxix
4.5.16 Temagami, Ontario, Canada cclxxix
4.5.16.1 Scope of the Outbreak cclxxix
4.5.16.2 The Temagami Drinking Water System cclxxx
4.5.16.3 Outbreak Experience February–May 1994 cclxxx
4.5.16.4 Direct Causes of the Outbreak cclxxx
4.5.16.5 Commentary cclxxxi
4.5.17 Victoria, B.C., Canada cclxxxii
4.5.17.1 Scope of the Outbreak cclxxxii
4.5.17.2 The Victoria Drinking Water System cclxxxii
4.5.17.3 Outbreak Experience October 1994–May 1995 cclxxxii
4.5.17.4 Direct Causes of the Outbreak cclxxxiv
4.5.17.5 Commentary cclxxxvi
4.5.18 Village in Fife, Scotland cclxxxvii
4.5.18.1 Scope of the Outbreak cclxxxvii
4.5.18.2 The Village Drinking Water System cclxxxvii
4.5.18.3 Outbreak Experience March 6–21, 1995 cclxxxvii
4.5.18.4 Direct Causes of the Outbreak cclxxxviii
4.5.18.5 Commentary cclxxxix
4.5.19 Yukon Territory, Canada cclxxxix
4.5.19.1 Scope of the Outbreak cclxxxix
4.5.19.2 The Restaurant/Motel Drinking Water System ccxc
4.5.19.3 Outbreak Experience June–July 1995 ccxc
4.5.19.4 Direct Causes of the Outbreak ccxci
4.5.19.5 Commentary ccxci
4.5.20 South Devon (Torbay and District), England ccxcii
4.5.20.1 Scope of the Outbreak ccxcii
4.5.20.2 The Littlehempston Drinking Water Treatment Plant ccxcii
4.5.20.3 Outbreak Experience July 27–September 28, 1995 ccxciii
4.5.20.4 Direct Causes of the Outbreak ccxcv
4.5.20.5 Commentary ccxcvi
4.5.21 Klarup, North Jutland, Denmark ccxcvii
4.5.21.1 Scope of the Outbreak ccxcvii
4.5.21.2 The Klarup Drinking Water System ccxcviii
4.5.21.3 Outbreak Experience December 12, 1995–March 3, 1996 ccxcviii
4.5.21.4 Direct Causes of the Outbreak ccxcix
4.5.21.5 Commentary ccxcix
4.5.22 Cranbrook, B.C., Canada ccc
4.5.22.1 Scope of the Outbreak ccc
4.5.22.2 The Cranbrook Drinking Water System ccc
4.5.22.3 Outbreak Experience May–July 1996 ccc
4.5.22.4 Direct Causes of the Outbreak ccci
4.5.22.5 Commentary cccii
4.5.23 Ogose Town, Saitama Prefecture, Japan ccciii
4.5.23.1 Scope of the Outbreak ccciii
4.5.23.2 The Ogose Drinking Water System ccciii
4.5.23.3 Outbreak Experience June 1996 ccciii
4.5.23.4 Direct Causes of the Outbreak cccv
4.5.23.5 Commentary cccv
4.5.24 Strömsund, Jämtland, Sweden cccvi
4.5.24.1 Scope of the Outbreak cccvi
4.5.24.2 The Strömsund Drinking Water System cccvi
4.5.24.3 Outbreak Experience August–September 1996 cccvi
4.5.24.4 Direct Causes of the Outbreak cccviii
4.5.24.5 Commentary cccviii
4.5.25 NW London and W Hertfordshire (North Thames), England cccix
4.5.25.1 Scope of the Outbreak cccix
4.5.25.2 The Clay Lane Drinking Water Treatment System cccix
4.5.25.3 Outbreak Experience February–April 1997 cccix
4.5.25.4 Direct Causes of the Outbreak cccx
4.5.25.5 Commentary cccxi
4.5.26 Resort Hotel, Bermuda cccxi
4.5.26.1 Scope of the Outbreak cccxi
4.5.26.2 The Resort Hotel Drinking Water Treatment System cccxii
4.5.26.3 Outbreak Experience February 1998 cccxii
4.5.26.4 Direct Causes of the Outbreak cccxiii
4.5.26.5 Commentary cccxiv
4.5.27 Heinävesi, Finland cccxiv
4.5.27.1 Scope of the Outbreak cccxiv
4.5.27.2 The Heinävesi Drinking Water System cccxiv
4.5.27.3 Outbreak Experience March–April 1998 cccxiv
4.5.27.4 Direct Causes of the Outbreak cccxv
4.5.27.5 Commentary cccxvi
4.5.28 Alpine, Wyoming, U.S.A. cccxvi
4.5.28.1 Scope of the Outbreak cccxvi
4.5.28.2 The Alpine Drinking Water System cccxvii
4.5.28.3 Outbreak Experience June 26–July 30, 1998 cccxvii
4.5.28.4 Direct Causes of the Outbreak cccxvii
4.5.28.5 Commentary cccxvii
4.5.29 Brushy Creek, Williamson County, U.S.A. cccxviii
4.5.29.1 Scope of the Outbreak cccxviii
4.5.29.2 The Brushy Creek MUD Drinking Water System cccxix
4.5.29.3 Outbreak Experience July 21–August 2, 1998 cccxix
4.5.29.4 Direct Causes of the Outbreak cccxx
4.5.29.5 Commentary cccxxi
4.5.30 La Neuveville, Bern Canton, Switzerland cccxxi
4.5.30.1 Scope of the Outbreak cccxxi
4.5.30.2 The La Neuveville Drinking Water System cccxxii
4.5.30.3 Outbreak Experience August 1998 cccxxii
4.5.30.4 Direct Causes of the Outbreak cccxxiii
4.5.30.5 Commentary cccxxiv
4.5.31 Washington County Fair, New York, U.S.A. cccxxiv
4.5.31.1 Scope of the Outbreak cccxxiv
4.5.31.2 The Washington County Fair Drinking Water System cccxxv
4.5.31.3 Outbreak Experience September 1999 cccxxvi
4.5.31.4 Direct Causes of the Outbreak cccxxvii
4.5.31.5 Commentary cccxxviii
4.6\tOUTBREAKS IN THE 21ST CENTURY cccxxix
4.6.1\tOverview cccxxix
4.6.2 Clitheroe, Lancashire, England cccxxix
4.6.2.1 Scope of the Outbreak cccxxix
4.6.2.2 The Clitheroe Drinking Water System cccxxix
4.6.2.3 Outbreak Experience March 4–20, 2000 cccxxx
4.6.2.4 Direct Causes of the Outbreak cccxxxi
4.6.2.5 Commentary cccxxxi
4.6.3 Belfast, Northern Ireland, UK cccxxxi
4.6.3.1 Scope of the Outbreaks cccxxxi
4.6.3.2 The Belfast Drinking Water Systems cccxxxii
4.6.3.3 Outbreak Experience April–May 2000, August 2000 and February–April 2001 cccxxxii
4.6.3.4 Direct Causes of the Outbreak cccxxxiv
4.6.3.5 Commentary cccxxxv
4.6.4 Resort, Gulf of Taranto, Italy cccxxxvi
4.6.4.1 Scope of the Outbreak cccxxxvi
4.6.4.2 The Resort Drinking Water System cccxxxvi
4.6.4.3 Outbreak Experience July 7–31, 2000 cccxxxvi
4.6.4.4 Direct Causes of the Outbreak cccxxxvii
4.6.4.5 Commentary cccxxxviii
4.6.5 Asikkala, Finland cccxxxviii
4.6.5.1 Scope of the Outbreaks cccxxxviii
4.6.5.2 The Drinking Water Systems cccxxxviii
4.6.5.3 Outbreak Experience August 2000, August 2001 and October–November 2001 cccxxxix
4.6.5.4 Direct Causes of the Outbreaks cccxxxix
4.6.5.5 Commentary cccxxxix
4.6.6 North Battleford, Saskatchewan, Canada cccxl
4.6.6.1 Scope of the Outbreak in April 2001 cccxl
4.6.6.2 The North Battleford Drinking Water System cccxli
4.6.6.3 Outbreak Experience March–April, 2001 cccxliii
4.6.6.4 Direct Causes of the Outbreak cccl
4.6.6.5 Commentary ccclv
4.6.7 Boarding School, Hawke’s Bay, New Zealand ccclxv
4.6.7.1 Scope of the Outbreak ccclxv
4.6.7.2 The Boarding School Drinking Water System ccclxv
4.6.7.3 Outbreak Experience May 2001 ccclxv
4.6.7.4 Direct Causes of the Outbreak ccclxvi
4.6.7.5 Commentary ccclxviii
4.6.8 Camp/Conference Centre, Stockholm County, Sweden ccclxix
4.6.8.1 Scope of the Outbreak ccclxix
4.6.8.2 The Camp/Conference Centre Drinking Water System ccclxix
4.6.8.3 Outbreak Experience May–June 2001 ccclxx
4.6.8.4 Direct Causes of the Outbreak ccclxx
4.6.8.5 Commentary ccclxxi
4.6.9\tTranstrand, County of Dalarna, Sweden, ccclxxi
4.6.9.1\tScope of the Outbreak ccclxxi
4.6.9.2\tThe Transtrand Drinking Water System ccclxxi
4.6.9.3 Outbreak Experience February 18–March 18, 2002 ccclxxi
4.6.9.4 Direct Causes of the Outbreak ccclxxiii
4.6.9.5\tCommentary ccclxxiv
4.7\tA WATERBORNE OUTBREAK OF BAD NEWS — SYDNEY, AUSTRALIA ccclxxv
4.7.1 \tScope of the Sydney Water Crisis, July–September 1998 ccclxxv
4.7.2\tThe Sydney Drinking Water System ccclxxvi
4.7.3\tBad News Experience ccclxxviii
4.7.4\tDirect Causes of the Incident ccclxxxvi
4.7.5\tCommentary cccxci
4.8\tA WATERBORNE OUTBREAK BY ANY OTHER NAME? EDMONTON, ALBERTA, CANADA cccxciii
4.8.1\tScope of the Outbreak, October 1982–June 1983 cccxciii
4.8.2\tThe Edmonton Drinking Water System cccxciv
4.8.3\tThe Outbreak Experience: October 1982–April 1983 cccxcv
4.8.4\tDirect Causes of the Outbreak cccxcix
4.8.5\tCommentary cdiii
5.0 Overview and Recurring Themes cdv
5.1\tSUMMARIES OF OUTBREAKS AVAILABLE IN THE LITERATURE cdv
5.1.1\tIntroduction cdv
5.1.2\tRecent Summaries of Waterborne Outbreaks in the U.S. cdvi
5.1.3\tSummaries of Drinking Waterborne Outbreaks in the U.K. cdx
5.1.4\tSummaries of Drinking Waterborne Outbreaks in Sweden cdxi
5.1.5\tSummaries of Drinking Waterborne Outbreaks in Finland cdxii
5.1.6\tSummaries of Drinking Waterborne Outbreaks in Canada cdxiii
5.1.7\tSummaries of Drinking Waterborne Outbreaks in Japan cdxv
5.1.8\tSummaries of Drinking Waterborne Outbreaks in Switzerland cdxvi
5.1.9\tSummaries of Drinking Waterborne Outbreaks – Multiple Countries cdxvi
5.2\tRECURRING THEMES cdxviii
5.2.1\tConverting Hindsight into Foresight cdxviii
5.2.2\tPathogens Pose the Greatest Risk to Drinking Water Safety cdxix
5.2.3\tRobust Multiple Barriers Are Essential cdxxii
5.2.3.1 Source protection and selection cdxxv
5.2.3.2 Treatment cdxxv
5.2.3.3 Distribution cdxxvi
5.2.3.4 Monitoring cdxxvii
5.2.3.5 Response cdxxix
5.2.4\tTrouble is Preceded by Change cdxxx
5.2.5\tOperators Must be Capable and Responsive cdxxxi
5.2.6 Drinking Water Professionals cdxxxiv
5.2.7 Risk Management cdxxxvii
5.2.8\tOther Recurring Themes cdxlii
5.2.8.1\tResorts cdxlii
5.2.8.2\tConcerns with chlorination cdxlii
5.2.8.3\tGender distribution of cases cdxliii
5.2.8.4\tPublic health context cdxliv
5.3\tROUTINE MICROBIAL SAFETY OF DRINKING WATER cdxlv
6.0 Outbreak Prevention - Safe Water cdxlviii
6.1\tINTRODUCTION cdxlviii
6.2\tCHALLENGES cdl
6.3\tLIMITATIONS cdli
6.4\tELEMENTS OF PREVENTION cdlii
6.5\tPREVENTIVE APPROACHES cdlii
6.5.1\tInsights From Expert Reviews and Inquiries cdlii
6.5.1.1 The Badenoch and Bouchier Expert Group Reports cdliii
6.5.1.2 The Walkerton Inquiry Reports cdlvii
6.5.1.3 The North Battleford Inquiry Report cdlix
6.5.2\tDrinking Water Safety Programs cdlix
6.5.2.1 QualServe, International Water Treatment Alliance, Partnership for Safe Water, U.S. Environmental Protection Agency Composite Correction Program cdlx
6.5.2.2 Hazard Analysis and Critical Control Point (HACCP) cdlxi
6.5.2.3 New Zealand Public Health Risk Management Plans cdlxii
6.5.2.4 Australian Framework for Management of Drinking Water Quality cdlxiv
6.5.2.5 From Source to Tap: Guidance on the Multiple Barrier Approach to Safe Drinking Water cdlxvi
6.5.2.6 World Health Organization Drinking Water Guideline Water Safety Plans cdlxvi
6.5.2.7 The Bonn Charter — A Drinking Water Quality Framework for the 21st Century cdlxviii
6.6\tTHE PUBLIC AND SAFE DRINKING WATER cdlxix
7.0 Conclusions cdlxxi
8.0 References cdlxxiv
Index d