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The influence of the local pollution on the quality of water from the intergranular aquifer
2007
Radojevic, D.,Republicki zavod za geoloska istrazivanja, Podgorica (Montenegro) | Devic, N.,Republicki zavod za geoloska istrazivanja, Podgorica (Montenegro) | Filipovic, S.,Biotehnicki institut, Podgorica (Montenegro)
Since the water from the intergranular aquifer of Cemovsko Polje (Montenegro) represents an invaluable drinking water reserve, which can also be used for irrigation, the check up of the aquifer revealed that it is being infiltrated by pollutants from somewhere within the catchment area. The results have shown that the mentioned water from the intergranular aquifer (T3 and T4) is influenced by the agricultural activities in the area, leakage from the uncontrolled landfill of Podgorica, depending on the hydrological conditions, and, to a smaller degree, by the quality of the surface waterflows, with which it is connected.
Show more [+] Less [-]BART tests in groundwater quality monitoring
2007
Obradovic, V.,Institut za vodoprivredu Jaroslav Cerni, Beograd (Serbia) | Petrovic, O.,Prirodno-matematicki fakultet, Novi Sad (Serbia). Departman za biologiju i ekologiju
Water wells are among the oldest hydraulic engineering structures in the world. Today, hundreds of water wells service water supply systems in Serbia, and groundwaters are widely used for public water supply. Extensive practical engineering experience in water well operation has identified a number of problems which affect well service life and capacity (i.e. reduce specific yield). Some of the encountered problems are, also, a result of microbial activity in groundwater. Products of life processes of groundwater specific microbial community cause biocorrosion, blockage, closure, plugging, deposition, and biofouling of well screens and collectors. We applied BART biodetectors as a reliable tool in monitoring well rehabilitation effectiveness. This paper presents several process assessments based on BART biodetector tests conducted at Belgrade groundwater source.
Show more [+] Less [-]Influence of location and water quality on arsenic content in wells of middle Banat [Serbia]
2007
Sevaljevic, M.,Visa tehnicka skola, Zrenjanin (Serbia) | Tosic, D.,JKP Vodovod i kanalizacija, Zrenjanin (Serbia) | Ancic, B.,JKP Vodovod i kanalizacija, Zrenjanin (Serbia) | Petkovic, S.,Zavod za zastitu zdravlja, Zrenjanin (Serbia)
Factors controlling of arsenic content in underground water are commented on the base of experimental obtained results of analysis of water quality from October to November 2006. The influence of water quality parameters and temperatures of water on examined locations of waterworks of middle Banat, south from Zrenjanin, public wells in Zrenjanin and waterworks north from Zrenjanin, on arsenic content is found.
Show more [+] Less [-]Demands for hydrogeological research aiming at estimate balance and resources of groundwater of Serbia
2007
Stevanovic, Z.,Rudarsko-geoloski fakultet, Beograd (Serbia) | Hajdin, B.,Rudarsko-geoloski fakultet, Beograd (Serbia) | Vujasinovic, S.,Rudarsko-geoloski fakultet, Beograd (Serbia) | Djuric, D.,Institut za vodoprivredu Jaroslav Cerni, Beograd (Serbia) | Tripkovic, M.,Geoloski institut Srbije, Beograd (Serbia)
Groundwater of Serbia is strategic natural resource which provides drinking water for about 75-80% of population. This resource is however not properly utilized and protected from pollution in accordance to its importance. Accepting to achieve the targets of EU Water Frame Directive, Serbia is in fact confirms the aim to better explore and protect the groundwater. The paper describes different activities planned under the project prepared in 2006 by the experts from leading Serbian institutions in water sector and in geology. Implementing this project until 2011 could create an ambience for future more sustainable exploitation and protection of the groundwater.
Show more [+] Less [-]Oxidation of high concentrations of ammonia from groundwater - example: purification of drinking water in the Grocka municipality [Serbia]
2006
Perisic, M. (Univerzitet u Beogradu, Beograd (Serbia). Centar za multidisciplinarne studije), E-mail: perisicmi@sezampro.yu | Stevanovic, S. (JKP Vodovod, Grocka (Serbia)) | Natic, D. (Institut za zastitu zdravlja Republike Srbije Dr Milan Jovanovic Batut, Beograd (Serbia)) | Karadzic, V. (Institut za zastitu zdravlja Republike Srbije Dr Milan Jovanovic Batut, Beograd (Serbia))
The paper analyses application of different methods for removal of the high content of ammonia from groundwater sources of the Grocka municipality neighborhoods Umcari and Pudarci. According to the relevant data from this field method, biochemical oxidation with the Nitrosomonas and Nitrobacter bacteria was used. Parameters of biological processes of the ammonia oxidation were defined on the pilot model located at the groundwater source. On the pilot model, consisting of a trickling filter and a fast gravel filter, quantitative oxidation NH4 to NO3 was done. Purification plant was designed with parameters of the pilot model, with minimal investment and exploitation expenses, without undesired side products and ecological risks characteristic for procedure of chemical oxidation of ammonia, which recommends this procedure as the optimal solution.
Show more [+] Less [-]Physico-chemical and microbiological characteristics of agricultural soil of groundwater source of city Velika Plana [Serbia] - Livade
2006
Brebanovic, B. (Institut za zemljiste, Beograd (Serbia)), E-mail: soilscis@eunet.yu | Sikiric, B. (Institut za zemljiste, Beograd (Serbia)), E-mail: soilscis@eunet.yu | Perovic, V. (Institut za zemljiste, Beograd (Serbia)), E-mail: soilscis@eunet.yu | Zdravkovic-Boreli, Dj. (Institut za vodoprivredu Jaroslav Cerni, Beograd (Serbia))
In the frame of the project Water Supplying of the Cities and Protection of the Groundwater Quality in the Velika Morava Valley, was obtained the analysis of potential polluters of groundwater sources of town Velika Plana - Livade. This paper presents results of water physical, chemical and microbiological characteristics of soil. According to the results of research and way of usage of the soil, it was concluded that agricultural production does not have negative influence on quality of the groundwater source.
Show more [+] Less [-]Transboundary groundwater bodies - basis for shared resource management
2006
Djuric, D. (Institut za vodoprivredu Jaroslav Cerni, Beograd (Serbia)), E-mail: dusan.djuric@cerni.co.yu
The EU Water Framework Directive imposes special requirements for transboudary groundwater bodies, and thereby emphasizes their significance. The management of a common resource calls for an integrated approach to monitoring and status assessment, as well as implementation of improvement measures. Serbia, Hungary and Romania share a water body in the Pannonian Basin, for which cooperation has already been established within the framework of the ICPDR and at the bilateral level.
Show more [+] Less [-]Protection of groundwater by changing hydrological conditions on example of the groundwater source of Cemovsko Polje [Montenegro]
2006
Vukcevic, S.V. (Institut za tehnicka ispitivanja, Podgorica (Montenegro))
Protection of raw water quality at the water source is delicate and often very expensive. As it is known, the majority of hydrotechnical structures are complex and big in both technical and financial terms. This paper is aiming to show necessity to provide, if possible, multipurpose use of these structures in order to reduce and distribute the costs.
Show more [+] Less [-]Conditions of physico-chemical and microbiological characteristics of agricultural soil of groundwater source of city Smederevska Palanka - Trnovce [Serbia]
2006
Pivic, R. (Institut za zemljiste, Beograd (Serbia)), E-mail: soilscis@eunet.yu | Rasulic, N. (Institut za zemljiste, Beograd (Serbia)), E-mail: soilscis@eunet.yu | Nikolovski, M. (Institut za zemljiste, Beograd (Serbia)), E-mail: soilscis@eunet.yu | Popovic, V. (Institut za zemljiste, Beograd (Serbia)), E-mail: soilscis@eunet.yu
In the frame of the project Water Supplying of the Cities and Protection of the Groundwater Quality in the Velika Morava Valley, was obtained the analysis of potential polluters of groundwater source of city Smederevska Palanka - Trnovce. This paper presents results of water physical, chemical and microbiological characteristics of soil. According to the results of research and way of usage of the soil, it was concluded that agricultural production does not have negative influence on quality of the groundwater source.
Show more [+] Less [-]Formation of ozonation byproducts in groundwater subjected to aeration/preozonation and coagulation
2006
Agbaba, J. (Prirodno-matematicki fakultet, Novi Sad (Serbia)), E-mail: agbaba@ih.ns.ac.yu | Dalmacija, B. (Prirodno-matematicki fakultet, Novi Sad (Serbia)) | Klasnja, M. (Tehnoloski fakultet, Novi Sad (Serbia))
This work considers the effect of the ozonation process on formation of aldehydes in groundwater pretreated by aeration/preozonation (2.0 g O3/cubic meter) and coagulation with polyaluminium-chloride (5 and 10 g Al/cubic meter). Experiments were carried out on a semi-industrial plant of 2 cubic meter/h capacity. It was found that in the course of ozonation NOM content shows a decrease (up to 54% TOC), whereas content of aldehydes increases by 1.0-14 microgram/L, depending on the water pretreatment and applied ozone dose. The most prominent changes in specific aldehydes content during ozonation were detected after applying ozone dosages of 0.5-2.0 mg O3/mg TOC.
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