Concepts in the Netherlands of Risk Assessment of Soil Contamination

1997 ◽  
Vol 16 (4-5) ◽  
pp. 509-518 ◽  
Author(s):  
Rob M. C. Theelen

In 1994, a new Soil Protection Act was implemented in The Netherlands. It states that risk assessments are to be performed if the intervention value is exceeded. The intervention values reflect potential risks of contaminated soil or groundwater for humans or the ecosystem. The Act also describes in detail the methodology to be used. In the case that an intervention value is exceeded by a certain substance, the urgency of remediation has to be defined. This is to be done by a site-specific risk assessment, determining the current risks posed to humans and the ecosystem. In this article, the Dutch system is critically reviewed and compared to a German technique (in development). It is concluded that international harmonization is needed in the field of parameters and toxicological data that are used in the different models.

1998 ◽  
Vol 124 (5) ◽  
pp. 480-481
Author(s):  
Reza Iranpour ◽  
David Miller ◽  
Ahmad Abrishamchi

2000 ◽  
Vol 42 (7-8) ◽  
pp. 305-313
Author(s):  
J. Sekizawa ◽  
G. Suter ◽  
T. Vermeire ◽  
W. Munns

Because environmental decision making based solely on simple compilation of toxicological data on either wildlife or humans in isolation can not give effective answers about the nature and levels of risk, an integrated approach for risk assessment of adverse effects of chemicals is required. Integration of available information on health and environmental effects, from in vitro to the level of humans, across various species, across different endpoints, and in combination with integrated exposure data, permits enhanced estimation of the potential risks posed by various agents. Mechanistic and quantitative consideration are the keys in this process. A framework for integrated risk assessment has been proposed by an international workgroup. The value and utility of the integrated approach is shown using the example of organotin compounds.


2019 ◽  
Vol 54 (3) ◽  
pp. 203-210
Author(s):  
S. Radulovic ◽  
S. Pepin

Various guidelines and models exist to assess the dose resulting from a radiological soil contamination. Analogous methodologies have been published to assess the chemical risk from non-radioactive pollutants present in soil. Although most of these methodologies insist on the need to use as much as possible site-specific parameters in the assessment-process, they also suggest a set of default or example parameters. In this study, we compare the suggested parameter values of four different national guidelines for risk-assessment of contaminated soil from France, Germany, Britain and Belgium. The Belgian methodology had been developed for the assessment of chemical risk while the three others are specifically dedicated to radiological risk. Significant discrepancies are found between the parameters of different national guidelines, which stresses the need for carefulness and sound expert judgment in the choice of the parameters of a risk-assessment process.


1990 ◽  
Vol 6 (5) ◽  
pp. 235-243
Author(s):  
Theo Vermeire ◽  
Kees Van Der Heijden

In The Netherlands, risk assessment of air pollutants goes back to 1980. From 1985 onwards the risk assessment of chemicals has crystallized in a systematic multi-media approach taking into account air, water, soil, and food. Criteria Documents support the formulation of environmental quality standards. Until now, 23 documents were prepared. Some toxicological aspects of the risk assessment for man in these documents are discussed with emphasis on carcinogenicity. As examples the main aspects of the risk assessments of benzene and trichloroethylene are described. A list of proposed health based standards for air pollutants is added.


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