Flooding
Waterlogging - an increase in groundwater levels and moistening of soils in the aeration zone, leading to disruption of economic activities on this territory, changes in the physical and physicochemical properties of groundwater, transformation of soil types, species composition, structure, and productivity of vegetation cover, and transformation of animal habitats
Source: LETTER OF ROSKOMZEM dated 18.01.1996 No. 3-15/104
"ON CONSIDERATION OF THE METHODOLOGICAL GUIDELINES AND INSTRUCTIONS FOR PREPARING MAPS, ASSESSMENT OF FLOODING AND WATERLOGGING OF LAND"