Barbiero, L., Valles, V., Regeard, A., and Cheverry, C.: Residual alkalinity as tracer to estimate the changes induced by forage cultivation in a non-saline irrigated sodic soil, Agr. Water Manage., 50(3), 229–241, 2001.
Barrett, M., Hiscock, K., Pedley, S., Lerner, D., Tellam, J., and French, M.: Marker species for identifying urban groundwater recharge sources: A review and case study in Nottingham, UK, Water Res., 33(14), 3083–3097, 1999.
Barrett, M., Lerner, D., Pedley, S., Hiscock, K., and Tellam, J.: The use of marker species to establish the impact of the city of Nottingham, UK on the quantity and quality of its underlying groundwater, in: Groundwater in the urban environment – Vol I – problems, edited by: Chilton, J., Processes and Management, 85–90, 1997.
Bauer, S., Fulda, C., and Schafer, W.: A multi-tracer study in a shallow aquifer using age dating tracers H-3, Kr-85, CFC-113 and SF6 – Indication for retarded transport of CFC-113, J. Hydrol., 248(1–4), 14–34, 2001.
Bickle, M., Chadwick, A., Huppert, H. E., Hallworth, M., and Lyle, S.: Modelling carbon dioxide accumulation at Sleipner: Implications for underground carbon storage, Earth Planet. Sc. Lett., 255(1–2), 164–176, 2007.
Blackwood, D., Ellis, J., Revitt, D., and Gilmour, D.: Factors influencing exfiltration processes in sewers, Water Sci. Technol., 51(2), 147–154, 2005.
Butler, M. and Verhagen, B.: Environmental isotopic tracing of water in the urban environment of Pretoria, South Africa, in: Groundwater in the urban environment – Vol I – Problems, edited by: Chilton, J., Processes and Management, 101–106, 1997.
Carrera, J.: Observación y medida de la recarga (descarga) a partir de aguas superficiales y conducciones transferencias y fugas, in: La evaluación de la recarga a los acuíferos en la Planificación Hidrológica, AIH-GE, IGME, 229–245, 1997.
Carrera, J., Vázquez-Suñé, E., Castillo, O., and Sánchez-Vila, X.: A methodology to compute mixing ratios with uncertain end-members, Water Resour. Res., 40(12), W12101, https://doi.org/10.1029/2003WR002263, 2004.
Chilton, J., Hiscock, K., Younger, P., Morris, B., Puri, S., Nash, H., Aldous, P., Tellam, J., Kimblin, R., and Hennings, S.: Groundwater in the urban environment: problems processes and management, 27th Cong. Int. Assoc. Hydrogeologists (IAH), 21–27 September 1997, Nottingham, Balkema, Lisse, The Netherlands, 682 pp., 1997.
Chilton, J.: Groundwater in the urban environment: selected city profiles, Balkema, Lisse, The Netherlands, 341 pp., 1999.
Choi, B., Yun, S., Yu, S., Lee, P., Park, S., Chae, G., and Mayer, B.: Hydrochemistry of urban groundwater in Seoul, South Korea: effects of land-use and pollutant recharge, Environ. Geol., 48(8), 979–990, 2005.
Christophersen, N. and Hooper, R.: Multivariate-analysis of stream water chemical-data – The use of principal components-analysis for the end-member mixing problem, Water Resour. Res., 28(1), 99–107, 1992.
Christophersen, N., Neal, C., Hooper, R., Vogt, R., and Andersen, S.: Modeling streamwater chemistry as a mixture of soilwater end-members – A step towards 2nd-generation acidification models, J. Hydrol., 116(1–4), 307–320, 1990.
Cox, M. H., Su, G. W., and Constantz, J.: Heat, chloride, and specific conductance as ground water tracers near streams, Ground Water, 45(2), 187–195, 2007.
Cronin, A., Taylor, R., Powell, K., Barrett, M., Trowsdale, S., and Lerner, D.: Temporal variations in the depth-specific hydrochemistry and sewage-related microbiology of an urban sandstone aquifer, Nottingham, United Kingdom, Hydrogeol. J., 11(2), 205–216, 2003.
Dahan, O., McGraw, D., Adar, E., Pohll, G., Bohm, B., and Thomas, J.: Multi-variable mixing cell model as a calibration and validation tool for hydrogeologic groundwater modeling, J. Hydrol., 293(1–4), 115–136, 2004.
Dassargues, A.: Tracers and modelling in hydrogeology, IAHS Publ., 262, 363–369, 2000.
De Simoni, M., Sánchez-Vila, X., Carrera, J., and Saaltink, M. W.: A mixing ratios based formulation for multicomponent reactive transport, Water Resoure. Res., 43(7), W07419, https://doi.org/10.1029/2006WR005256, 2007.
Drake, V. and Bauder, J.: Ground water nitrate-nitrogen trends in relation to urban development, Helena, Montana, 1971–2003, Ground Water Monit. R., 25(2), 118–130, 2005.
Ellis, B.: Impacts of urban growth on surface water and groundwater quality, IAHS no. 259, IAHS, Wallingford, UK, 437 pp., 1999.
Eyles, E.: Environmental geology or urban areas, Geological Association of Canada, London, Spec. Publ. no. 3, 1997.
Hooper, R.: Diagnostic tools for mixing models of stream water chemistry, Water Resour. Res., 39(3), 1055, https://doi.org/10.1029/2002WR001528, 2003.
Hooper, R., Christophersen, N., and Peters, N.: Modeling streamwater chemistry as a mixture of soilwater end-members – an application to the Panola mountain catchment, Georgia, USA, J. Hydrol., 116(1–4), 321–343, 1990.
Howard, K. W. F. and Israfilov, R.: Current problems of hydrogeology in urban areas, urban agglomerates and industrial centres, Series IV: Earth and Environmental Sciences – Vol. 8, Kluwer Academic Publishers, Dordecht, 500 pp., 2002.
Hussein, M. and Schwartz, F.: Modeling of flow and contaminant transport in coupled streamaquifer systems, J. Contam. Hydrol., 65(1–2), 41–64, 2003.
IWA: http://www.iwahq.org/Home/Themes/Science_and_application/, last access: 3 July 2010.
James, A. L. and Roulet, N. T.: Investigating the applicability of end-member mixing análisis (EMMA) across scale: A study of eight small, nested catchments in a temperate forested watershed, Water Resour. Res., 42(8), W08434, https://doi.org/10.1016/S0169-7722(02)00229-2, 2006.
Jones, J., Sudicky, E., Brookfield, A., and Park, Y.: An assessment of the tracer-based approach to quantifying groundwater contributions to streamflow, Water Resour. Res., 42(2), W02407, https://doi.org/10.1029/2005WR004130, 2006.
Katz, B., Chelette, A., and Pratt, T.: Use of chemical and isotopic tracers to assess nitrate contamination and ground-water age, Woodville Karst Plain, USA, J. Hydrol., 289(1–4), 61, 2004.
Kim, Y., Lee, K., and Sung, I.: Urbanization and the groundwater budget, metropolitan Seoul area, Korea, Hydrogeol. J., 9(3), 401–412, 2001.
Lerner, D. N.: Recharge due to urbanization, in: Groundwater recharge, A guide to understanding and estimating natural recharge, edited by: Lerner, D. N., Issar, A. S., and Simmers, I., AIH, 210–214, 1990.
Lerner, D. N.: Guest editor's preface: theme issue on urban groundwater, Hydrogeol. J., 4, 4–5, 1996.
Llamas, R. and Custodio, E.: Intensive use of groundwater: Challenges and Opportunities, Balkema, Lisse, The Netherlands, 478 pp., 2002.
McLaughlin, K., Ahn, J. H., Litton, R. M., and Grant, S. B.: Use of salinity mixing models estimate the contribution of creek water fecal indicator bacteria to an estuarine environment: Newport Bay, California, Water Res., 41(16), 3595–3604, 2007.
Morris, B. L., Darling, W. G., Cronin, A. A., Rueedi, J., Whitehead, E. J., and Gooddy, C.: Assessing the impact of modern recharge on a sandstone aquifer beneath a suburb Doncaster, UK, Hydrogeol. J., 14(4), 979–997, 2006.
Neal, C., Jarvie, H. P., Wade, A. J., Neal, M., Wyatt, R., Wickham, H., Hill, L., and Hewitt, N.: The water quality of the LOCAR Pang and Lambourn catchments, Hydrol. Earth Syst. Sci., 8, 614–635, https://doi.org/10.5194/hess-8-614-2004, 2004.
Osenbrück, K., Glaeser, H.-R., Knoeller, K., Weise, S. M., Moeder, M., Wennrich, R., Schirmer, M., Reinstorf, F., Busch, W., and Strauch, G.: Sources and transport of selected organic micropollutants in urban groundwater underlying the city of Halle (Saale), Germany, Water Res., 41(15), 3259–3270, 2007.
Otero, N. and Soler, A.: Sulphur isotopes as tracers of the influence of potash mining in ground water salinisation in the Llobregat Basin (NE Spain), Water Res., 36(16), 3989–4000, 2002.
Parkhurst, D. L. and Appelo, C. A. J.: User's guide to PHREEQC (version 2) – A computer program for speciation, batch-reaction, one-dimensional transport, and inverse geochemical calculations: U.S. Geological Survey Water-Resources Investigations Report 99-4259, 312 pp., 1999.
Paul, M., Wolf, L., Fund, K., Held, I., Winter, J., Elswirth, M., Gallert, C., and Hotzl, H.: Microbiological condition of urban groundwater in the vicinity of leaky sewer systems, Acta Hydroch. Hydrob., 32(4–5), 351–360, 2004.
Perez, N., Pey, J., Querol, X., Alastuey, A., Lopez, J. M., and Viana, M.: Partitioning of major and trace components in PM
10-PM
2.5-PM
1 at an urban site in Southern Europe, Atmos. Environ., 42(8), 1677–1691, 2008.
Powell, K., Taylor, R., Cronin, A., Barrett, M., Pedley, S., Sellwood, J., Trowsdale, S., and Lerner, D.: Microbial contamination of two urban sandstone aquifers in the UK, Water Res., 37(2), 339–352, 2003.
Puust, R., Kapelan, Z., Savic, D. A., and Koopel, T.: A review of methods for leakage management in pipe networks, Urban Water J., 7(1), 25–45, 2010.
Querol, X., Alastuey, A., Moreno, T., Viana, M. M., Castillo, S., Pey, J., Rodriguez, S., Artinano, B., Salvador, P., Sanchez, M., Dos Santos, S. G., Garraleta, M. D. H., Fernandez-Patier, R., Moreno-Grau, S., Negral, L., Minguillon, M. C., Monfort, E., Sanz, M. J., Palomo-Marin, R., Pinilla-Gil, E., Cuevas, E., de la Rosa, J., and de la Campa, A. S.: Spatial and temporal variations in airborne particulate matter (PM
10 and PM
2.5) across Spain 1999–2005, Atmos. Environ., 42(17), 3964–3979, 2008.
Rivers, C. N., Barrett, M. H., Hiscock, K. M., Dennis, P. F., Feast, N. S., and Lerner, D. N.: Use of nitrogen isotopes to identify nitrogen contamination of the Sherwood sandstone aquifer beneath the city of Nottingham, UK, Hydrogeol. J., 4(1), 90–102, 1996.
Rueedi, J., Cronin, A. A., Taylor, R. G., and Morris, B. L.: Tracing sources of carbon in urban groundwater using delta C-13(TDIC) ratios, Environ. Geol., 52(3), 541–557, 2007.
Sánchez-Vila, X., Dentz, M., and Donado, L. D.: Transport-controlled reaction rates under local non-equilibrium conditions, Geophys. Res. Lett., 34(10), L10404, https://doi.org/10.1029/2007GL029410, 2007.
Schemel, L. E., Cox, M. H., Runkel, R. L., and Kimball, B. A.: Multiple injected and natural conservative tracers quantify mixing in a stream confluence affected by acid mine drainage near Silverton, Colorado, Hydrol. Process., 20(13), 2727–2743, 2006.
Taylor, R. G., Cronin, A. A., Lerner, D. N., Tellam, J. H., Bottrell, S. H., Rueedi, J., and Barrett, M. H.: Hydrochemical evidence of the depth of penetration of anthropogenic recharge in sandstone aquifers underlying two mature cities in the UK, Appl. Geochem., 21(9), 1570–1592, 2006.
Trowsdale, S. A. and Lerner, D.: Implications of flow patterns in the sandstone aquifer Veneta the mature conurbation of Nottingham (UK) for source protection, Q. J. Eng. Geol. Hydroge., 36(3), 197–206, 2003.
Valdés, J. and Castelló, J.: The Management of Distribution Networks by Sectors and the Barcelona Experience, http://paginas.fe.up.pt/_mjneves/publicacoes files/data/es/ponencias/porautor/pdf/10043.pdf, last access: 20 January 2010, in: IWA, ed., II International Conference on efficient use and Management of water in urban areas, 2003.
Vázquez-Suñé, E., Capino, B., Abarca, E., and Carrera, J.: Estimation of recharge from floods in disconnected stream-aquifer systems, Ground Water, 45(3), 579–589, 2007.
Vázquez-Suñé, E., Castillo, O., Sánchez-Vila, X., Alberich, C., and Carrera, J.: Use of natural and anthropogenic tracers to identify sources of groundwater recharge in urban areas in Barcelona, in: Tracers and modelling in hydrogeology, edited by: Dassargues, A., IAHS Publ. no. 262, 363–369, 2000.
Vázquez-Suñé, E. and Sánchez-Vila, X.: Groundwater modelling in urban areas as a tool for local authority management: Barcelona case study (Spain), in: Impacts of urban growth on surface water and groundwater quality, edited by: Ellis, J. B., IAHS no. 259, 65–72, 1999.
Vázquez-Suñé, E., Sánchez-Vila, X., and Carrera, J.: Introductory review of specific factors influencing urban groundwater, an emerging branch of hydrogeology, with referente to Barcelona, Spain, Hydrogeol. J., 13(3), 522–533, 2005a.
Vázquez-Suñé, E., Sánchez-Vila, X., Carrera, J., and Arandes, R.: When intensive exploitation is a blessing: effects of ceasing intensive exploitation in the city of Barcelona, in: Groundwater intensive use, edited by: Sahuquillo, A., Capilla, J., Martinez Cortina, L., and Sanchez-Vila, X., AIHS Selected Papers, Balkema, 253–260, 2005b.
Verstraeten, I., Fetterman, G., Meyer, M., Bullen, T., and Sebree, S.: Use of tracers and isotopes to evaluate vulnerability of water in domestic wells to septic waste, Ground Water Monit. R., 25(2), 107–117, 2005.
Wakida, F. T., Ponce-Serrano, L. E., Mondragon-Silva, E., Garcia-Flores, E., Lerner, D. N., and Rodriguez-Ventura, G.: Impact of a polluted stream on its adjacent aquifer: the case of the Alamar zone, Tijuana, Mexico, in: Bringing groundwater quality research to the watershed scale, edited by: Thomson, N. R., AIHS Publ. no. 297, 141–147, 2005.
Wolf, L., Held, I., Eiswirth, M., and Hotzl, H.: Impact of leaky sewers on groundwater quality, Acta Hydroch. Hydrob., 32(4–5), 361–373, 2004.
Yang, Y., Lerner, D., Barrett, M., and Tellam, J.: Quantification of groundwater recharge in the city of Nottingham, UK, Environ. Geol., 38(3), 183–198, 1999.