10 months ago


Water treatment

Craun, G.F., Bull, R.J.,

Craun, G.F., Bull, R.J., Clark, R.M., Doull, J., Grabow, W., Marsh, G.M., et al (1994) Balancing Chemical and Microbial Risk of Drinking Water Disinfection. Part I. Benefits and Potential Risks. Journal Water SRT-Aqua, v. 43, 4, pp. 192-199 Craun, G.F., Bull, R.J., Clark, R.M., Doull, J., Grabow, W., Marsh, G.M., et al (1994) Balancing Chemical and Microbial Risk of Drinking Water Disinfection. Part II. Managing the Risks: Journal Water SRT-Aqua, v. 43, 5, pp. 207-218 Cullen, T.R. and Letterman, R.D. (1985) The effect of the Slow Sand Filter Maintenance on Water Quality. Journal AWWA, American Water Works Association, v. 77, 12, pp. 48-55 CVC (1998) El Río Cauca: Eje del Desarrollo en el Valle del Cauca: In Memorias del Primer Encuentro de Ríos de Colombia y del Mundo, CVC, Corporación Autónoma Regional del Valle del Cauca. Subdirección de Gestión Ambiental. DANE, (1993) Sistema de Consulta del XVI Censo Nacional de Población y de Vivienda. CD-ROM: Bogotá, Colombia: DANE. DANE, (1999) http:\\ Santa Fé de Bogotá, DC., Colombia: DANE. Darcy, H. (1856) Les Fontaines Publiques de la Ville de Dijon. Distribution d'Eau et Filtrage des Eaux: Victor Dalmont, Paris, Del Agua, (1989) Water Testing Kit, Users Manual. Del Agua, Environmental Health Unit. The Robens Institute. University of Surrey. Guilford, U.K. Di Bernardo, L. (1991) Water Supply Problems and Treatment Technologies in Developing Countries of South America: Journal Water SRT-Aqua, v. 40, 3. Di Bernardo, L. (1993) Métodos e Técnicas de Tratamento de Água: ABES-Asociação Brasileira de Engenharia Sanitaria e Ambiental, Rio de Janeiro, Brasil. pp. 1-498 Di Bernardo, L. and Alcocer C.N. (1996) Variable versus Constant Supernatant Water Layer in Slow Sand Filtration: In Advances in Slow Sand and Alternative Biological Filtration, ed. by NJD Graham and Collins, M.R. John Wiley and Sons: England. pp. 245-253 Di Bernardo, L. and Escobar, A. (1996) Influence of Sand Uniformity Coefficient on Slow Sand Filtration Performance: In Advances in Slow Sand and Alternative Biological Filtration, ed. by NJD Graham and Collins, M.R. John Wiley and Sons: England. pp. 179-188 Di Bernardo, L., Rugno, O.R., and Bresaola, R. (1988) Uso de Pré-filtros de Pedregulho com Fluxo Ascendente para Pré-tratamento de Aguas de Abastecimento. In 21º Congreso Interamericano de Ingeniería Sanitaria y Ambiental., Rio de Janeiro, Brasil. Di Bernardo, L., Silveira, C., and Heller, L. (1999) Tratamento de Águas de Abastecimento por Filtração em Múltiplas Etapas. PROSAB, Rio de Janeiro, Brasil, pp. 1-114 DNP, (1991) Agua Potable y Saneamiento Básico: Plan de Ajuste Sectorial: II Fase 1991-1994. DNP, Departamento Nacional de Planeación. CONPES 2532 DNP-UDU, Bogotá, Colombia. DNP, (1995) Plan de Agua 1995-1998. Acueducto y Alcantarillado. DNP. CONPES 2767 DNP-UPRU, Bogotá, Colombia. pp. 1-30 Droste, R.L. (1997) Theory and Practice of Water and Wastewater Treatment: John Wiley & sons, Inc. New York, USA. pp. 1-800 Duque, R. (1992) El Análisis del Costo Mínimo en Proyectos de Saneamiento Ambiental: Revista Heurística, v. 7, Universidad del Valle, Cali. EEC (1975) Concerning the Quality of Surface Water Intended for the Abstraction of Drinking Water: Official Journal of the European Communities, Council Directive of 16 June, L 194, pp. 26-29 EEC (1980) EEC Directive No. 80/778/EEC. Official Journal of the European Communities. 217

Ellis, K.V. (1985) Slow Sand Filtration: C R C Critical Reviews in Environmental Control, v. 15, 4, U.K. pp. 315-328 Ellms, J.W. (1928) Water Purification: McGraw-Hill Book Company, New York, USA. Engels, C. and Poggenburg, W. (1989) Riverbank Filtration: In Pre-treatment Methods for Community Water Supply. An overview of techniques and present experience. ed. by JEM Smet and Visscher, J.T. IRC, International Water and Sanitation Centre: The Hague, The Netherlands, pp. 5-14 EPA (1989) Guidance Manual for Compliance with the Surface Treatment Requirements for Public Water Systems. Criteria and Standards. Washington, D.C. EPA, Environmental Protection Agency. Office of Water. EPA-815-R-98-001, EPA (1997) Information for States in Developing Affordability Criteria for Drinking Water. Public Review Draft: EPA, Environmental Protection Agency. EPA (1998) Small System Compliance Technology List for the Surface Water Treatment Rule and Total Coliform Rule. EPA. EPA 815-R-98-001, pp. 1-44 Esrey, S.A., Potash, J.B., Roberts, L., and Shiff, C. (1990) Health Benefits from Improvements in Water Supply and Sanitation: Survey and Analysis of the Literature on Selected Diseases. WASH, Water and Sanitation for Health Project. Technical Report. 66. Eudovique, R. (1992) Integrating Surface Water Treatment Processes for Rural Communities. MPhil Dissertation. University of Surrey. Fair, G.M., Geyer, J.C., and Okun, D.A. (1968) Water and Wastewater Engineering: New York, USA. FINDETER, (1996) Evaluación Expost de Proyectos de Inversión en el Sector de Agua Potable y Saneamiento Básico. Bogotá, Colombia. pp. 1-18 Finney, D.J. (1968) Experimental Design and Its Statistical Basis: The University of Chicago Press. USA. Fisher, R.A. (1947) The Design of Experiments: Oliver and Boyd, Edinburg. Ford, T.E. and Colwell, R.R. (1996) The Global decline in Microbial Safety of Water. A Call for Action. In Water Quality Standards and Monitoring. The American Academy of Microbiology: pp. 19-27 Foster, S., Gouvea da Silva, R.B., Ventura, M., and Hirata, R. (1987) Ground Water: An Undervalued Resource in Need of Protection. CEPIS. Lima, Perú. Fox, B.S. (1990) The Comparison of Vertical and Horizontal Flow Roughing Filters as Alternative Methods of Pretreatment for Turbid Water Sources prior to Slow Sand Filtration in Developing Countries: M.Sc Thesis. Imperial College. Fox, K.R. and Cleasby, J.L. (1966) Experimental Evaluation of Sand Filtration Theory. Journal ASCE Sanitary Engineering Division, v. SA5, pp. 4941- Fox, K.R., Milther, R.J., Logsdon, G.S., Dicks, D.L., and Orolet, L.F. (1984) Pilot-Plant Studies of Slow Rate Filtration. Journal AWWA, American Water Works Association, v. 76, 12, pp. 62-68 Fox, K.R., Graham, N.J.D., and Collins, M.R. (1994) Slow Sand Filtration Today: An Introduction Review: In Slow Sand Filtration. An International Compilation of Recent Scientific and Operational Development. ed. by MR Collins and Graham, N.J.D. AWWA: USA. Freund, J.E. and Walpole, R.E. (1990) Estadística Matemática con Aplicaciones. Prentice-Hall Hispanoamericana S.A. México. Galal-Gorchev, H. (1996) WHO Guidelines for Drinking Water Quality and Health Risks Assessment of Disinfectants and Disinfection By-products: In Balancing the Microbial and Chemical Risks in 218