Minister of Environment Regulation No. 58 establishing Maximum limits of hazardous substances in soil and ground water. Country/Territory Estonia Document type Regulation Date 1999 Source FAO, FAOLEX Subject Land & soil, Water Keyword Hazardous substances Soil pollution/quality Groundwater Freshwater quality/freshwater pollution Geographical area Europe, European Union Countries, Northern Europe Abstract This Regulation establishes that maximum limits of hazardous substances serve as the basis for assessing the condition of soil and ground water and, if necessary, for planning the measures to be employed in order to improve their condition. The maximum limits of hazardous substances are reference value and target value. In case of soil, reference values are given for dry soil. Reference value is the concentration of hazardous substance in soil or ground water which, when exceeded, indicates that Full text English Website www.legaltext.ee