Best practice guide on the control of arsenic in drinking water / edited by Prosun Bhattacharya, David A. Polya, Dragana Jovanovic.

Format:

Book

Contributor:

Bhattacharya, Prosun, editor.

Polya, David A., editor.

Jovanovic, D. (Dragana), editor.

Series:

Metals and related substances in drinking water series.

Metals and Related Substances in Drinking Water

Language:

English

Subjects (All):

Water quality management.

Arsenic.

Water--Purification--Arsenic removal.

Water.

Physical Description:

1 online resource (308 pages) : illustrations, tables.

Edition:

1st ed.

Place of Publication:

London, England : IWA Publishing, 2017.

Summary:

Arsenic in drinking water derived from groundwater is arguably the biggest environmental chemical human health risk known at the present time, with well over 100,000,000 people around the world being exposed.

Contents:

Cover

Copyright

Contents

About the Editors

Authors

Acknowledgements

Acronyms

Definitions

References

About this Best Practice Guide

Disclaimer

Foreword

Dedication

Executive summary

Chapter 1: Arsenic in drinking water: sources &amp

human exposure

1.1 Introduction

1.2 Arsenic in Groundwater Sources

1.2.1 Origin of high arsenic groundwaters

1.2.1.1 Arsenic-bearing source materials

1.2.1.1.1 Arsenic in rocks, minerals, soils and sediments

1.2.1.1.2 Anthropogenic sources of arsenic

1.2.1.2 Arsenic contamination &amp

mobilization processes

1.2.1.3 Slow arsenic removal processes

1.2.2 Nature of high arsenic groundwaters

1.2.3 Distribution of high arsenic groundwaters

1.3 Arsenic in Surface Water Sources

1.4 Global Exposure Scenario

1.4.1 Exposure routes

1.4.2 Exposure and bioavailability

1.5 Exposure through Drinking Water

1.5.1 Global distribution of exposure to high arsenic (&gt

10 μg/L) drinking water

1.5.2 Drinking water intake rates

1.6 Exposure through the Food Chain

1.7 Importance of Non-Arsenic Parameters

1.8 Conclusions

1.9 Acknowledgements

1.10 References

Chapter 2: Public health effects of arsenic exposure

2.1 Arsenic Exposure and Health Effects

2.2 Non-Carcinogenic Health Effects of Low-Level Arsenic Exposure

2.3 Carcinogenic Health Effects of Low-Level Arsenic Exposure

2.4 References

Chapter 3: Health surveillance and biomonitoring

3.1 Introduction

3.2 Biomarkers of Arsenic Exposure

3.3 References

Chapter 4: Regulatory aspects of arsenic in drinking water

4.1 History of Arsenic Regulation

4.2 Principles of Guideline Value Derivation &amp

The Case of Arsenic

4.3 Derivation of the WHO Guideline Value for Arsenic

4.4 Derivation of US EPA Arsenic Regulation.

4.5 Uncertainties and Discussions in Health Risk Assessment of Arsenic

4.6 Derogations, Temporarily Limited Values, Health Advisories

4.7 Regulatory Prospects

4.8 References

Chapter 5: Sampling and analysis for monitoring arsenic in drinking water

5.1 Introduction

5.2 Data Requirements

5.2.1 Overall aims of monitoring

5.2.2 Representativeness

5.2.2.1 Speciation

5.2.2.2 Spatial and temporal variations

5.2.2.3 Contamination during sampling

5.2.2.4 Preservation

5.2.3 Data &amp

data quality objectives (DQOs)

5.2.3.1 Field site related parameters

5.2.3.2 Analytes

5.2.3.3 DQOs - required chemical measurement performance characteristics

5.3 Sampling Strategies/Design

5.4 Sampling/Preservation Protocols

5.5 Analytical Methods

5.5.1 Analytical instrumentation

5.5.1.1 Total arsenic

5.5.1.2 Arsenic speciation

5.5.1.2.1 Colorimetry and UV-Visible spectrophotometry

5.5.1.2.2 Ion exchange - solid phase extraction (SPE)

5.5.1.2.3 Biosensors

5.5.2 Analytical &amp

data reduction protocols

5.5.2.1 Control samples &amp

standards

5.5.2.2 Order of Analysis - randomisation

5.5.2.3 Data reduction - calibration models

5.6 Total Quality Management (TQM), QA &amp

QC

5.6.1 Total quality management

5.7 Conclusion

5.8 Acknowledgements

5.9 References

Chapter 6: Selection of arsenic remediation strategies in the context of Water Safety Plans

6.1 Introduction

6.2 Water Safety Plans

6.3 Variations in Water Safety Plan Approaches

6.4 Benefits in the Uptake of Water Safety Plan Approaches

6.5 Challenges in the Uptake of Water Safety Plan Approaches

6.5.1 Community-identified challenges in developing regions (Bangladesh Case Study)

6.5.2 Challenges regarding human aspects and community readiness.

6.5.3 Challenges regarding leadership engagement and buy-in

6.5.4 Challenges regarding linkages with business-based risk models

6.6 Selection of Remediation Strategies In-Practice

6.7 Additional Considerations for Remediation Decision-Making

6.8 Conclusions

6.9 Acknowledgements

6.10 References

Chapter 7: Arsenic remediation of drinking water: an overview

7.1 Introduction

7.2 Aqueous Chemistry of Arsenic

7.3 Arsenic Removal Technologies

7.3.1 Precipitation

7.3.2 Adsorption and ion exchange

7.3.3 Membrane filtration

7.3.4 Oxidation

7.3.5 Bioremediation: biosorption and biological oxidation

7.3.6 Alternate sources/source switching

7.4 Concluding Remarks

7.5 Acknowledgements

7.6 References

Chapter 8: Sustainable arsenic mitigation - from field trials to implementation for control of arsenic in drinking water supplies in Bangladesh

8.1 Introduction

8.2 The SASMIT Action Research and Implementation

8.2.1 Assessing available safe water options

8.2.2 Perception of local tubewell drillers and practice for tubewell installation

8.2.3 Two innovations for installation of safe tubewells

8.2.3.1 Sediment Color Tool for targeting As-safe aquifers at shallow depths

8.2.3.2 A simplified tool for the local drillers

8.2.3.3 Intermediate Deep Tubewells (IDTW) - Newly explored source of safe drinking water

8.2.4 Integration of technical and socioeconomic aspects for optimisation of safe water access

8.2.5 Capacity building of the local drillers

8.3 Compliance with the Policy Regime of Sustainable Arsenic Mitigation in Bangladesh

8.4 Conclusions and Future Outlook

8.5 Acknowledgements

8.6 References

Chapter 9: Community awareness and engagement for arsenic management

9.1 Introduction and Background

9.2 The Rationale for Management of the Community.

9.3 Barriers for Management of the Community

9.4 Towards Participatory Methods

9.5 Management with the Community

9.6 Summary: Community Engagement for Arsenic Management

9.7 References

Chapter 10: Valuing the damage of arsenic consumption: economic non-market valuation methods

10.1 Introduction

10.2 Cost Benefit Analysis, WTP, Economic Value &amp

QALYs

10.3 Valuation Methods

10.3.1 Value of a statistical life (VSL)

10.3.2 Human capital approach

10.3.3 Revealed preference methods

10.3.3.1 Cost of illness

10.3.3.2 Averting expenditures

10.3.3.3 Hedonic pricing

10.3.4 Stated preference

10.3.4.1 Contingent valuation

10.3.4.2 Choice experiments

10.4 Benefits Transfer

10.5 US EPA Cost Benefit Analysis

10.6 Critical Issues with Cost Benefit Analysis

10.7 Conclusions

10.8 Acknowledgements

10.9 References

Chapter A1: Arsenic hazard and associated health risks: New England, USA aquifers

A1.1 Introduction

A1.1.1 Drinking water use in New England

A1.2 Arsenic Hazard in New England Groundwater

A1.2.1 Arsenic in crystalline bedrock aquifers

A1.2.2 Controls on occurrence

A1.3 Human Health Risks

A1.4 References

Chapter A2: Geostatistical modelling of arsenic hazard in groundwater

A2.1 Introduction

A2.2 Input Data

A2.2.1 Auxiliary raster-based data layers

A2.2.2 Calibration dataset

A2.3 Modelling Procedures

A2.3.1 Global scale arsenic hazard maps (Amini et al. 2008)

A2.3.2 Regional scale modelling of arsenic hazard

A2.3.3 Small-scale arsenic hazard modelling in three dimensions

A2.4 Opportunities and Limitations

A2.5 Acknowledgements

A2.6 References

Chapter A3: Estimating the population exposed to arsenic from groundwater-sourced private drinking water supplies in Cornwall, UK

A3.1 Introduction

A3.2 Methods.

A3.2.1 Recruitment of households with PWS

A3.2.2 Estimating the number of PWS and residents served in Cornwall

A3.2.3 Estimating the population exposed to arsenic in PWS

A3.3 Results

A3.3.1 Estimating the number of PWS residents included in the survey

A3.3.2 Estimated Cornish population using PWS, from official records

A3.3.3 Estimating the population exposure distribution to drinking water arsenic

A3.4 Discussion

A3.4.1 Guideline values, standards and health effects of arsenic in drinking water

A3.4.2 Public health advice given to households with exceedances

A3.4.3 Evaluating arsenic PCV exceedances

A3.4.4 Representativeness of samples and caveats

A3.5 Conclusions

A3.6 Acknowledgements

A3.7 References

Chapter A4: Hair arsenic as a reliable biomarker of exposure to arsenic in drinking water

A4.1 Introduction

A4.2 Key Results

A4.3 Conclusions

A4.4 References

Chapter A5: Automated on-site arsenic monitoring

A5.1 Introduction

A5.1.1 Arsenic problem and regulations

A5.1.2 Arsenic remediation technologies

A5.1.3 Monitoring methods

A5.2 Automated Arsenic Analysis using Voltammetry

A5.3 Case Study: Safeguard Analyzer to Regulated Chemical Dosage for Water Treatment, Chaparral Arizona

A5.4 References

Chapter A6: ARSOlux - the arsenic biosensor

A6.1 Introduction

A6.1.1 Widely used arsenic detection technologies

A6.2 The ARSOlux Biosensor - A Biologic Tool for Arsenic Detection

A6.2.1 Principles

ARSOlux Manual

A6.2.2 Working range

A6.2.3 Performance and optimization

A6.3 ARSOlux as a New Screening Tool in Regular Water Quality Monitoring

A6.4 Outlook

A6.5 References

Chapter A7: Centralized arsenic removal from drinking water in the United States

A7.1 Introduction

A7.2 Arsenic in Drinking Water

A7.2.1 Aqueous chemistry of arsenic.

A7.2.2 Arsenic removal technologies.

Notes:

Includes bibliographical references at the end of each chapters and indexes.

Description based on online resource; title from PDF title page (ebrary, viewed August 17, 2017).

Description based on publisher supplied metadata and other sources.

ISBN:

1-78040-492-1

OCLC:

995567974