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An Act to Reauthorize and Amend Title XIV of the Public Health Service Act (Commonly Known as the "Safe Drinking Water Act"), and for Other Purposes
| An Act to Reauthorize and Amend Title XIV of the Public Health Service Act (Commonly Known as the "Safe Drinking Water Act"), and for Other Purposes |
| Pubbl/distr/stampa | [Washington, D.C.] : , : [U.S. Government Printing Office], , [1996] |
| Descrizione fisica | 1online resource (81 unnumbered pages) |
| Soggetto topico |
Drinking water - Law and legislation - United States
Drinking water - Contamination - United States Federal aid to water quality management - United States Water quality management - United States - Finance |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Altri titoli varianti | Act to Reauthorize and Amend Title XIV of the Public Health Service Act |
| Record Nr. | UNINA-9910704831203321 |
| [Washington, D.C.] : , : [U.S. Government Printing Office], , [1996] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Actions you can take to reduce lead in drinking water [[electronic resource]]
| Actions you can take to reduce lead in drinking water [[electronic resource]] |
| Pubbl/distr/stampa | Washington, DC : , : U.S. Environmental Protection Agency, Office of Water, , 1993 |
| Soggetto topico |
Drinking water - Contamination - United States
Water quality - United States |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910693315303321 |
| Washington, DC : , : U.S. Environmental Protection Agency, Office of Water, , 1993 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Arsenic in drinking water [[electronic resource] ] : 2001 update / / subcommittee to update the 1999 arsenic in drinking water report, Committee on Toxicology, Board on Environmental Studies and Toxicology, Division on Earth and Life Studies, National Research Council
| Arsenic in drinking water [[electronic resource] ] : 2001 update / / subcommittee to update the 1999 arsenic in drinking water report, Committee on Toxicology, Board on Environmental Studies and Toxicology, Division on Earth and Life Studies, National Research Council |
| Pubbl/distr/stampa | Washington, DC, : National Academy Press, c2001 |
| Descrizione fisica | 1 online resource (241 p.) |
| Soggetto topico |
Drinking water - Contamination - United States
Drinking water - Arsenic content Arsenic - Toxicology - United States Arsenic - Environmental aspects |
| Soggetto genere / forma | Electronic books. |
| ISBN |
1-280-18421-3
9786610184217 0-309-56570-7 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910455761203321 |
| Washington, DC, : National Academy Press, c2001 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Arsenic in drinking water [[electronic resource] ] : 2001 update / / subcommittee to update the 1999 arsenic in drinking water report, Committee on Toxicology, Board on Environmental Studies and Toxicology, Division on Earth and Life Studies, National Research Council
| Arsenic in drinking water [[electronic resource] ] : 2001 update / / subcommittee to update the 1999 arsenic in drinking water report, Committee on Toxicology, Board on Environmental Studies and Toxicology, Division on Earth and Life Studies, National Research Council |
| Pubbl/distr/stampa | Washington, DC, : National Academy Press, c2001 |
| Descrizione fisica | 1 online resource (241 p.) |
| Soggetto topico |
Drinking water - Contamination - United States
Drinking water - Arsenic content Arsenic - Toxicology - United States Arsenic - Environmental aspects |
| ISBN |
0-309-17043-5
1-280-18421-3 9786610184217 0-309-56570-7 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910780142903321 |
| Washington, DC, : National Academy Press, c2001 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Arsenic in drinking water : 2001 update / / subcommittee to update the 1999 arsenic in drinking water report, Committee on Toxicology, Board on Environmental Studies and Toxicology, Division on Earth and Life Studies, National Research Council
| Arsenic in drinking water : 2001 update / / subcommittee to update the 1999 arsenic in drinking water report, Committee on Toxicology, Board on Environmental Studies and Toxicology, Division on Earth and Life Studies, National Research Council |
| Edizione | [1st ed.] |
| Pubbl/distr/stampa | Washington, DC, : National Academy Press, c2001 |
| Descrizione fisica | 1 online resource (241 p.) |
| Soggetto topico |
Drinking water - Contamination - United States
Drinking water - Arsenic content Arsenic - Toxicology - United States Arsenic - Environmental aspects |
| ISBN |
9786610184217
9780309170437 0309170435 9781280184215 1280184213 9780309565707 0309565707 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Arsenic in Drinking Water -- Copyright -- OTHER REPORTS OF THE BOARD ON ENVIRONMENTAL STUDIES AND TOXICOLOGY -- Preface -- Contents -- Summary -- CHARGE TO THE SUBCOMMITTEE -- THE SUBCOMMITTEE'S APPROACH TO ITS CHARGE -- THE SUBCOMMITTEE'S EVALUATION -- Epidemiological (Human) Studies -- Metabolism and Mode-of-Action Studies -- Variability and Uncertainty in an Arsenic Risk Assessment -- Quantitative Evaluation of Arsenic Toxicity -- Research Needs -- OVERALL CONCLUSIONS -- 1 Introduction -- SUMMARY OF THE NRC'S 1999 ARSENIC IN DRINKING WATER REPORT -- POLICY BACKGROUND -- Summary of EPA's Actions -- CHARGE TO THE SUBCOMMITTEE -- ORGANIZATION OF THIS REPORT -- REFERENCES -- 2 Human Health Effects -- SUMMARY OF HUMAN HEALTH EFFECTS DISCUSSED IN THE 1999 REPORT -- RECENT STUDIES OF NONCANCER EFFECTS IN HUMANS -- Cardiovascular Effects -- Dermal Effects -- Reproductive and Developmental Effects -- Neurological Effects -- Respiratory Effects -- Hepatotoxic Effects -- Hematological Effects -- Diabetes -- RECENT STUDIES OF CANCER EFFECTS IN HUMANS -- General Issues with Exposure Measurement -- Chiou et al. 2001 Study -- Ferreccio et al. 2000 Study -- Lewis et al. 1999 Study -- Tsai et al. 1999 Study -- Kurttio et al. 1999 Study -- Karagas et al. 2001 Study -- Tucker et al. 2001 Study -- LATENCY PERIOD -- ESSENTIALITY -- SUMMARY AND CONCLUSIONS -- RECOMMENDATIONS -- REFERENCES -- 3 Experimental Studies -- SUMMARY OF EXPERIMENTAL STUDIES DISCUSSED IN THE 1999 REPORT -- TOXICOKINETICS -- Methylation of Arsenic -- Species Differences in the Methylation of Arsenic -- Tissue Differences in the Methylation of Arsenic -- Induction of Arsenic Methyltransferases -- Trivalent Methylated Arsenic Metabolites -- ANIMAL TOXICITY STUDIES -- Animal Bioassays -- Species Differences in Toxicity -- Developmental Toxicity Studies -- MECHANISMS OF TOXICITY.
Relative Toxicity of Different Forms of Arsenic -- Induction of Mutations and Chromosomal Abberations -- Alterations in Signal Transduction, Cell-Cycle Control, Differentiation, and Apoptosis -- Cell Signaling -- Apoptosis, Cytotoxicity, and Anticancer Activity -- Induction of Oxidative Stress -- Alterations in Gene Expression -- Resistance and Tolerance to Arsenic Cytotoxicity -- Implications of Mode-of-Action Studies of Arsenic in Drinking Water to Human Carcinogenesis -- SUMMARY AND CONCLUSIONS -- RECOMMENDATIONS -- REFERENCES -- 4 Variability and Uncertainty -- VARIABILITY VERSUS UNCERTAINTY -- VARIABILITY AND UNCERTAINTIES DISCUSSED IN THE 1999 REPORT -- SOURCES OF VARIABILITY -- Exposure -- Per Capita Water Consumption -- Water Consumption in the U.S. Population -- Water Consumption in the Taiwanese Study Population -- Consideration of Infants and Children -- Susceptibility from Exposure Differences -- Intrinsic Susceptibility -- Variability in Arsenic Metabolism -- Genetic Polymorphisms Related to Arsenic Metabolism -- Population Variations in Arsenic Metabolism -- Interindividual Variation in Arsenic Metabolism -- Effect of Dose on Arsenic Methylation -- Effect of Other Chemicals on Arsenic Methylation -- Metabolic Variability, Tissue Retention, and Health Effects -- SOURCES OF UNCERTAINTY -- Dose Metrics and Model Uncertainty -- Exposure to Arsenic in Food and Effect of Diet and Nutrition -- Other Uncertainties -- VALUE-OF-INFORMATION APPROACH -- SUMMARY AND CONCLUSIONS -- RECOMMENDATIONS -- REFERENCES -- 5 Quantitative Assessment of Risks Using Modeling Approaches -- OVERVIEW OF THE SCIENCE UNDERLYING EPA'S 2001 PROPOSED REGULATION -- Hazard Identification -- Choice of End Point -- Dose-Response Modeling -- Model Choice and Selection of a Comparison Group -- Adjustments for Water Intake -- Adjustments for Dietary Intake of Arsenic. Adjustments for Mortality Versus Incidence -- OVERVIEW OF THE SAB'S REPORT ON THE 2001 RISK ASSESSMENT -- Inorganic Arsenic As Principal Form of Arsenic Causing Health Effects -- Implications of Exposure to Natural Arsenic Through Food -- Health Advisory on Low-Arsenic Water and Infant Formula -- SAB's Comments on EPA's Interpretation of the NRC Report -- THE SUBCOMMITTEE'S EVALUATION -- Choice of End Point and Study -- Quantitative Risk Estimates -- BEIR IV -- Statistical Analyses and Dose-Response Modeling -- Model Choice -- Use of a Comparison Population -- Functional Form of Dose-Response Relationship -- Impact of Dietary Intake of Arsenic -- Impact of Variability in Drinking-Water Intake -- Effects of Exposure-Measurement Error -- Mortality Versus Incidence -- Calculated Risk Estimates -- SUMMARY AND CONCLUSIONS -- RECOMMENDATIONS -- REFERENCES -- 6 Hazard Assessment -- FINDINGS OF THE SUBCOMMITTEE -- COMPARISONS OF RESULTS OF DOSE-RESPONSE ASSESSMENTS -- Estimates of Effective Dose for a 1% Response: ED01 -- Cancer Risk Estimates -- PLAUSIBILITY OF CANCER RISK ESTIMATES -- SUMMARY AND CONCLUSIONS -- REFERENCES. |
| Record Nr. | UNINA-9910971852703321 |
| Washington, DC, : National Academy Press, c2001 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Arsenic in drinking water [[electronic resource] /] / Subcommittee on Arsenic in Drinking Water, Committee on Toxicology, Board on Environmental Studies and Toxicology, Commission on Life Sciences, National Reseach Council
| Arsenic in drinking water [[electronic resource] /] / Subcommittee on Arsenic in Drinking Water, Committee on Toxicology, Board on Environmental Studies and Toxicology, Commission on Life Sciences, National Reseach Council |
| Pubbl/distr/stampa | Washington, D.C., : National Academy Press, c1999 |
| Descrizione fisica | 1 online resource (330 p.) |
| Disciplina | 615.9/25715 |
| Soggetto topico |
Drinking water - Contamination - United States
Drinking water - Arsenic content Arsenic - Toxicology - United States Arsenic - Environmental aspects |
| Soggetto genere / forma | Electronic books. |
| ISBN |
1-280-18625-9
9786610186259 0-309-55367-9 0-585-05799-0 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910455822103321 |
| Washington, D.C., : National Academy Press, c1999 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Arsenic in drinking water [[electronic resource] /] / Subcommittee on Arsenic in Drinking Water, Committee on Toxicology, Board on Environmental Studies and Toxicology, Commission on Life Sciences, National Research Council
| Arsenic in drinking water [[electronic resource] /] / Subcommittee on Arsenic in Drinking Water, Committee on Toxicology, Board on Environmental Studies and Toxicology, Commission on Life Sciences, National Research Council |
| Pubbl/distr/stampa | Washington, D.C., : National Academy Press, c1999 |
| Descrizione fisica | 1 online resource (330 p.) |
| Disciplina | 615.9/25715 |
| Soggetto topico |
Drinking water - Contamination - United States
Drinking water - Arsenic content Arsenic - Toxicology - United States Arsenic - Environmental aspects |
| ISBN |
0-309-18401-0
1-280-18625-9 9786610186259 0-309-55367-9 0-585-05799-0 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910778758603321 |
| Washington, D.C., : National Academy Press, c1999 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Arsenic in drinking water / / Subcommittee on Arsenic in Drinking Water, Committee on Toxicology, Board on Environmental Studies and Toxicology, Commission on Life Sciences, National Research Council
| Arsenic in drinking water / / Subcommittee on Arsenic in Drinking Water, Committee on Toxicology, Board on Environmental Studies and Toxicology, Commission on Life Sciences, National Research Council |
| Edizione | [1st ed.] |
| Pubbl/distr/stampa | Washington, D.C., : National Academy Press, c1999 |
| Descrizione fisica | 1 online resource (330 p.) |
| Disciplina | 615.9/25715 |
| Soggetto topico |
Drinking water - Contamination - United States
Drinking water - Arsenic content Arsenic - Toxicology - United States Arsenic - Environmental aspects |
| ISBN |
9786610186259
9780309184014 0309184010 9781280186257 1280186259 9780309553674 0309553679 9780585057996 0585057990 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Arsenic in Drinking Water -- Copyright -- Other Reports of the Board on Environmental Studies and Toxicology -- Preface -- Contents -- Executive Summary -- THE CHARGE TO THE SUBCOMMITTEE -- THE SUBCOMMITTEE'S APPROACH TO ITS CHARGE -- THE SUBCOMMITTEE'S EVALUATION -- Health Effects -- Recommendations -- Disposition (Absorption, Distribution, Metabolism, and Excretion) -- Recommendations -- Mechanism or Mode of Action -- Recommendations -- Variation in Human Sensitivity -- Recommendations -- Other Considerations -- Recommendations -- RISK CHARACTERIZATION -- Recommendations -- 1 Introduction -- BACKGROUND -- SCIENTIFIC CONTROVERSIES -- ORGANIZATION OF THIS REPORT -- REFERENCES -- 2 The U.S. Environmental Protection Agency's 1988 Risk Assessment for Arsenic -- OVERVIEW OF THE EPA 1988 SPECIAL REPORT -- Hazard Identification -- Dose-Response Assessment -- Nutritional Essentiality -- EPA'S 1988 RISK ASSESSMENT: 10 YEARS LATER -- Data Limitations -- Estimating Risk in the United States -- SUMMARY -- REFERENCES -- 3 Chemistry and Analysis of Arsenic Species in Water, Food, Urine, Blood, Hair, and Nails -- SUMMARY OF ARSENIC COMPOUNDS IN WATER AND FOOD -- RELEVANT CHEMICAL CONSIDERATIONS -- Is Arsenic Similar to Phosphorus? -- Affinity Of Arsenic For Sulfur -- Biomethylation of Arsenic -- Some Geo-chemical Considerations: Absorption and Redox -- Microbial Activity and Arsenic Mobilization -- Free Radical and Peroxy Species -- ANALYSIS OF ARSENIC COMPOUNDS -- Hydride Generation with Speciation -- Hidden Arsenic Species -- Arsenic(III) Species -- Chromatographic Separation of Involatile Arsenic Species -- Mass Spectrometry for Arsenic Speciation -- ARSENIC IN WATER -- Arsenic in Groundwater -- Arsenic in Fresh Surface Water -- Arsenic in Estuarine Water -- Practical Quantification Level for Arsenic in Drinking Water -- ARSENIC IN FOOD.
Total-Arsenic Concentrations -- Studies of Arsenic Speciation in Food -- Higher-Level Speciation Studies of Food -- The Nature of Arsenic in Plants -- ARSENIC IN URINE, BLOOD, HAIR, AND NAILS -- Arsenic in Urine -- Total Arsenic in Urine -- Arsenic Species in Urine -- Collection and Storage of Urine Samples for Arsenic Speciation Analysis -- Arsenic Species in Blood -- Arsenic in Hair and Fingernails -- SUMMARY AND CONCLUSIONS -- RECOMMENDATIONS -- REFERENCES -- 4 Health Effects of Arsenic -- CANCER EFFECTS -- Ecological Studies -- Cohort Studies -- Case-Control Studies -- Occupational Studies -- NONCANCER EFFECTS -- Cutaneous Effects -- Gastrointestinal Effects -- Cardiovascular Effects -- Hematological Effects -- Pulmonary Effects -- Immunological Effects -- Neurological Effects -- Endocrinological Effects -- Reproductive and Developmental Effects -- Epidemiological Associations -- Animal Data -- Placental Transfer -- Pathogenesis and Possible Mechanisms of Teratogenesis -- SUMMARY AND CONCLUSIONS -- RECOMMENDATIONS -- REFERENCES -- 5 Disposition of Inorganic Arsenic -- ABSORPTION -- BIOTRANSFORMATION -- Arsenate Reduction and Arsenite Methylation -- Species Differences -- Factors Influencing the Metabolism of Arsenic -- TRANSPORTATION, DISTRIBUTION, AND ELIMINATION -- Transportation in Blood -- Tissue Distribution -- Intracellular Distribution -- Elimination -- KINETIC MODEL -- SUMMARY AND CONCLUSIONS -- RECOMMENDATIONS -- REFERENCES -- 6 Biomarkers of Arsenic Exposure -- ARSENIC IN URINE -- ARSENIC IN BLOOD -- ARSENIC IN HAIR AND NAILS -- SUMMARY AND CONCLUSIONS -- RECOMMENDATIONS -- REFERENCES -- 7 Mechanisms of Toxicity -- CANCER EFFECTS -- Results from Bioassays -- Inorganic Arsenic -- Monomethylarsonic Acid (MMA) -- Dimethylarsinic Acid (DMA) -- Relevance of Findings of Bioassays to Humans -- Mode of Action. Genotoxic Effects Induced by Arsenic Compounds -- Mutational Spectrum -- Comutagenicity -- DNA Methylation -- Oxidative Stress -- Cell Proliferation -- Arsenic-Induced Carcinogenicity and the Shape of Dose-Response Curve-A Mode-of-Action Approach -- NONCANCER EFFECTS -- Inhibitory Effects on Cellular Respiration -- Alterations in the Heme and Porphyrin Biosynthetic Pathways -- Alterations in Cellular Gene Expression-Stress Protein Induction -- Arsenic Toxicity and Metallothionein -- Arsine Gas Toxicity -- Interactions Between Arsenic and Other Common Toxic Metals -- SUMMARY AND CONCLUSIONS -- RECOMMENDATIONS -- REFERENCES -- 8 Variation in Human Sensitivity -- VARIATION IN ARSENIC METABOLISM -- Methodological Aspects -- Genetic Polymorphism -- Age, Sex, and Recreational Habits -- Effect of Dose -- Interindividual Variation -- NUTRITIONAL STATUS -- Methyl Group Donors -- Selenium -- Zinc -- Nutritional Status of Populations in Taiwan -- SUMMARY AND CONCLUSIONS -- RECOMMENDATIONS -- REFERENCES -- 9 Essentiality and Therapeutic Uses -- DEFINITION OF ESSENTIALITY -- EVIDENCE FOR ESSENTIALITY -- Physiological Importance -- Essentiality in Humans -- Goats and Minipigs -- Rats -- Chicks -- Data Consistency and Reproducibility -- Biochemical Mechanism of Action -- Dose Aspects -- THERAPEUTIC USES OF ARSENIC -- SUMMARY AND CONCLUSIONS -- RECOMMENDATIONS -- REFERENCES -- 10 Statistical Issues -- A REVIEW OF DOSE-RESPONSE MODELING AND RISK ASSESSMENT -- THE EPA 1988 ANALYSIS -- Sources of Uncertainty in the EPA 1988 Analysis -- PROBLEMS WITH RISK ASSESSMENT BASED ON ECOLOGICAL DATA -- INTERNAL-CANCER DATA FROM TAIWAN -- OTHER ISSUES -- DISCUSSION -- SUMMARY AND CONCLUSIONS -- RECOMMENDATIONS -- REFERENCES -- 11 Risk Characterization -- REFERENCES -- Addendum to Chapter 9 Experimental Conditions for Nutritional Studies with Arsenic -- RATS AND CHICKS. Goats and Minipigs -- REFERENCES -- Addendum to Chapter 10 Table A10-1 Internal Cancer Data From Arsenic-exposure Studies Conducted Taiwan Region Endemic To... -- References. |
| Record Nr. | UNINA-9910960859503321 |
| Washington, D.C., : National Academy Press, c1999 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Biological indicators of ground water-surface water interaction--an update [[electronic resource]]
| Biological indicators of ground water-surface water interaction--an update [[electronic resource]] |
| Pubbl/distr/stampa | [Washington, D.C.] : , : United States Environmental Protection Agency, Office of Ground Water and Drinking Water, , [1998] |
| Soggetto topico | Drinking water - Contamination - United States |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910694515203321 |
| [Washington, D.C.] : , : United States Environmental Protection Agency, Office of Ground Water and Drinking Water, , [1998] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Classifying drinking water contaminants [[electronic resource] ] : for regulatory consideration / / Committee on Drinking Water Contaminants, Water Science and Technology Board, Board on Environmental Studies and Toxicology, Division on Earth and Life Studies, National Research Council
| Classifying drinking water contaminants [[electronic resource] ] : for regulatory consideration / / Committee on Drinking Water Contaminants, Water Science and Technology Board, Board on Environmental Studies and Toxicology, Division on Earth and Life Studies, National Research Council |
| Pubbl/distr/stampa | Washington, D.C., : National Academy Press, 2001 |
| Descrizione fisica | 1 online resource (255 p.) |
| Disciplina | 363.6/1/0973 |
| Soggetto topico |
Water - Pollution - United States
Drinking water - Contamination - United States Drinking water - Health aspects - United States |
| Soggetto genere / forma | Electronic books. |
| ISBN |
1-280-18476-0
9786610184767 0-309-56534-0 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
""Classifying Drinking Water Contaminants for Regulatory Consideration""; ""Copyright""; ""Preface""; ""Contents""; ""Executive Summary""; ""RECOMMENDED APPROACH FOR THE DEVELOPMENT OF FUTURE CCLS""; ""Two-Step Approach""; ""Sociopolitical Considerations""; ""Universe to PCCL""; ""PCCL to CCL""; ""Contaminant Attributes""; ""Developing and Implementing a Prototype Classification Approach""; ""IDENTIFYING AND ASSESSING EMERGING WATERBORNE PATHOGENS""; ""Virulence-Factor Activity Relationships""; ""Framework""; ""Feasibility""; ""VFAR Conclusions and Recommendations""
""1 Drinking Water Contaminant Candidate List: Past, Present, and Future""""INTRODUCTION""; ""DEVELOPMENT OF THE 1998 CCL""; ""IMPLEMENTATION STATUS OF THE 1998 CCL""; ""Research Plan for 1998 CCL""; ""LIMITATIONS OF THE FIRST CCL DEVELOPMENT PROCESS""; ""RELATED SDWA PROGRAMS""; ""National Drinking Water Contaminant Occurrence Database""; ""Unregulated Contaminant Monitoring Regulation""; ""IDENTIFYING AND SELECTING CONTAMINANTS FOR FUTURE CCLS""; ""PERSPECTIVE OF THIS REPORT""; ""2 Sociopolitical Considerations for Developing Future CCLs""; ""INTRODUCTION"" ""LIMITATIONS OF THE FIRST CCL DEVELOPMENT PROCESS""""USE OF SOUND SCIENCE IN FUTURE REGULATORY DECISIONS""; ""NATURE OF THE TASK""; ""RISK PERCEPTION""; ""PROTECTION OF VULNERABLE SUBPOPULATIONS""; ""TRANSPARENCY AND PUBLIC PARTICIPATION""; ""Transparency""; ""Public Participation""; ""SUMMARY: CONCLUSIONS AND RECOMMENDATIONS""; ""3 The Universe of Potential Contaminants to the Preliminary CCL""; ""INTRODUCTION""; ""TWO-STEP APPROACH""; ""THE UNIVERSE OF POTENTIAL DRINKING WATER CONTAMINANTS""; ""DISTINGUISHING THE PCCL FROM THE UNIVERSE""; ""GUIDELINES FOR DEVELOPING SCREENING CRITERIA"" ""Criteria for Potential and Demonstrated Health Effects""""Criteria for Potential and Demonstrated Occurrence""; ""FATE OF THE PCCL""; ""SUMMARY: CONCLUSIONS AND RECOMMENDATIONS""; ""4 PCCL to CCL: Attributes of Contaminants""; ""INTRODUCTION""; ""OVERVIEW OF CONTAMINANT ATTRIBUTES""; ""Severity""; ""Potency""; ""Prevalence""; ""Magnitude""; ""Persistence-Mobility""; ""LESSONS LEARNED IN APPLYING THESE CRITERIA""; ""Monitoring Data""; ""Potency Compared to Monitoring Data""; ""Severity""; ""Severity and Potency""; ""SUMMARY: CONCLUSIONS AND RECOMMENDATIONS"" ""5 PCCL to CCL: Classification Algorithm""""INTRODUCTION""; ""OVERVIEW OF CLASSIFICATION SCHEMES""; ""Expert Judgments""; ""Rule-Based Methods""; ""Prototype Classification Methods""; ""Which Strategy to Use?""; ""ILLUSTRATIVE EXAMPLE OF A PROTOTYPE CLASSIFICATION SCHEME FOR CCL CONTAMINANTS""; ""The Training Data Set""; ""Attribute Scoring""; ""Prototype Classification Functions""; ""Classification Results Using a Linear Classifier""; ""Classification Results Using a Neural Network Classifier""; ""DEMONSTRATED USE OF THE TRAINED CLASSIFIER""; ""Examination of Misclassified Contaminants"" ""Validation Test Cases"" |
| Record Nr. | UNINA-9910456041803321 |
| Washington, D.C., : National Academy Press, 2001 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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