The extensive groundwater reserves in the Ljubljana Plain, estimated at 100 million m3, represent a natural resource of regional significance. The Decree on the Protection of Sources of Drinking ...Water divides this water protection area into three drinking-water protection zones. The area is exposed to possible pollution by many activities, among which agriculture is especially problematic because it is not supervised strictly enough. The majority of farms are engaged in traditional animal husbandry, of which cattle breeding dominates.
The book includes water protection areas near the pumping stations of drinkable water on Ljubljansko polje, consequently in the City municipality of Ljubljana and in the water protection area of the ...water plant Brest in the neighbouring municipality of Ig. The area of Ljubljansko barje was also included in the study.Water wells have, besides the basic function of preserving water, also an aesthetic and symbolic meaning. Many fountains in public and private use are true works of art, but that wasn't the main interest of our study. We concentrated mostly on private water wells and bores, which are not registered and therefore not supervised.
Studies to date on illegal waste dumps in the Ljubljana Plain (Ljubljansko polje), the Iška Alluvial Fan (Iški vršaj), and areas with local water sources in the City of Ljubljana have demonstrated ...that there are great amounts of waste in areas of importance to the Slovenian capital’s water supply. In particular, illegal dumps located in areas where groundwater flows towards pumping stations and where the Sava and Iška rivers flow into the groundwater present a considerable threat to drinking water quality. In addition, shallow groundwater levels and gravel pits increase the vulnerability of the environment even more.
Ljubljansko polje is a juncture of numerous human activities. The source of drinking water for about 300,000 residents, it holds one of the most important bodies of groundwater in the country. ...Unfortunately, the influences of urbanization, agriculture and industry that threaten and burden it are reflected in the quality and quantity of the groundwater.