Comparing two methods for addressing uncertainty in risk assessments

Journal of Environmental Engineering

Volumn 125, Issue 7, 1999, Pages 660-666

  Guyoanet, Dominique ^a   Come, Bernard ^b   Perrochet, Pierre ^a   Parriaux, Aurele ^a  

^a BRGM   (France)

^b EPFL   (Switzerland)

Author keywords

[No Author keywords available]

Indexed keywords

ENVIRONMENTAL HAZARDS; PARAMETER VALUE UNCERTAINTY;

CONTAMINATION; DECISION MAKING; ENVIRONMENTAL IMPACT; GROUNDWATER; HAZARDS; MONTE CARLO METHODS; PROBABILITY; SOILS;

RISK ASSESSMENT;

RISK ASSESSMENT;

EID: 0344604319     PISSN: 07339372     EISSN: None     Source Type: Journal    
DOI: 10.1061/(ASCE)0733-9372(1999)125:7(660)     Document Type: Article

References (28)

1. Ancricevic, R., and Cvetkovic, V. (1996). "Evaluation of risk from contaminants migrating by groimdwater." Water Resour. Res., 32(3), 611-621.
2. Bardossy, A., Bronstert, A., and Merz, B. (1995). "l-, 2- and 3-dimensional modeling of groundwater movement in the unsaturated soil matrix using a fuzzy approach." Adv. in Water Resour., 18(4), 237-251.
3. Bobba, A., Singh, V., and Bengtsson, L. (1995). "Application of uncer-tainty analysis to groundwater pollution modeling." Envir. Geol., 26, 89-96.
4. Corne, B., Guyonnet, D., and Magnouni, S. (1997). "Apports potentiels de la théorie des possibilités àl'évaluation des risques environnementaux. (Potential contributions of the theory of possibility to the evaluation of environmental risks)." Déchets-Sci. et Techniques, 7, 40-46 (in French).
5. Connor, J., Nevin, J., Malander, M., Stanley, C., and DeVaull, G. (1995). RBCA (risk based corrective action): Tier 2 guidance manual. Groundwater Services, Inc., Houston, Tex.
6. de MarsiSy, G., Delay, F., Teles, V, and Schafmeister, M. T. (1998). "Some current methods to represent the heterogeneity of natural media in hydrogeoiogy." Hydrogeol .J., 6, 115-130.
7. Domenico, P. (1987). "An analytical model for multidimensional transport of a decaying contaminant species.' J. Hydro., 91, 49-58.
8. DO-J, C., Woldt, W., Bogardi, I., and Dahab, M. (1995). "Steady-state groundwater flow simulation with imprecise parameters." Water Resour. Res., 31(11), 2709-2719.
9. Dubois, D., and Prade, H. (1988). Possibility theory. Plenum, New York.
10. Duke, D., Rong, Y., and Harrnon, T. (',998). "Parameter-induced uncertainty in modeling vadose zone transport of VOCs." J. Envir. Engrg., ASCE, 124(5), 441-448. '
11. Fang, J., and Chen, H. (1990). "Uncenainties are better handled by fuzzy arithmetic." Am. Assn. Pelr. Geol. Bull., 74(8), 1228-1233.
12. Freeze, A., and Cherry, J. (1979). Groundwater. Prentice-Hail, Englewood Cliffs, N.J.
13. Galya, D. (1987). "A horizontal plane source model for groundwater transport." Ground Water, 25(6), 733-739.
14. Guyonnet, D. (1998). "Approche mathématique de l'impact des sites contaminés sur les eaux souterraines dans un contexte d'analyse de risque. (Mathematical approach of the impact of contaminated sites on groundwater in a risk assessment framework)," PhD thesis, Ecole Polytechnique Fédérale de Lausanne, Lausanne, Switzerland.
15. Haas, C., Anotai, J., and Engelbrecht, R. (1996). "Monte Carlo assessment of rnicrobial risk associated with landfilling of fecal material." Water Envir. Res., 68(7), 1123-1131.
16. HESP (human exposure to soil pollutants) user guide: Version 2.10a. (1994). SHELL Internationale Petroleum Maatschappij B.V., The Hague, The Netherlands.
17. Javendal, I., Doughty, C., and Tsang, C. (1984). Groundwater transport: Handbook of mathematical models. American Geophysical Union, Washington, D.C.
18. Kool, J., Huyakorn, P., Sudicky, E., and Saleem, Z. (1994). "A composite modeling approach for subsurface transport of degrading contaminants from land-disposal sites." J. Contaminant Hydro., 17, 69-90.
19. Labieniec, P., Dzombak, D., and Siegrist, R. (1996). "SoilRisk: A risk assessment model for organic contaminants in soil.'' J. Envir. Engrg.. ASCE, 122(5), 388-398.
20. Labieniec, P., Dzombak, D., and Siegrist, R. (1997). "Evaluation of uncertainty in a site-specific risk assessment." .J. Envir. Engrg., ASCE, 123(3), 234-243.
21. Lee, Y., Dahab, M., and Bogardi, I. (1994). "Fuzzy decision making in ground water nitrate risk management." Water Resour. Bull., 30(1), 22-33.
22. Oreskes, N., Shrader-Frechette, K., and Belitz, K. (1994). "Verification, validation, and confirmation of numerical models in the earth sciences." Sei., 263, 641-645.
23. "Soil screening guidance: Technical background document (May)." (1996). EPA/540/R-95128, PB96-9635012, U.S. Environmental Protection Agency, Washington, D.C.
24. Sudicky, E. (19S6). "A natural gradient experiment on solute transport in a sand aquifer: Spatial variability of hydraulic conductivity and its role in the dispersion process." Water Resour. Res., 22(13), 2069-2082.
25. Vollmer, M., Gupta, S., and Krebs, R. (1997). "New standards on contaminated sou in Switzerland-Comparison with Dutch and German quality criteria." Cor.f. on Contaminated Soil, Les Colloques, 85, INRA, Paris, ed.
26. Vose, D. (1996). Quantitative risk analysts-A guide lo Monte-Carlo simulation modeling. Wiiey, New York.
27. Zadeh, L. (1965). "Fu77.y sets." Information and Control, 8, 338-353.
28. Zaden, L. (1978). "Fuzzy sets as a basis for a theory of possibility." Fuzzy Sets arid Sys., 1, 3-28.