An investigation of the potential environmental contamination from the leachate of the Rasht waste disposal site in Iran

Verfasser / Beitragende:
[Mohammad Nakhaei, Vahab Amiri, Khalil Rezaei, Firouz Moosaei]
Ort, Verlag, Jahr:
2015
Enthalten in:
Bulletin of Engineering Geology and the Environment, 74/1(2015-02-01), 233-246
Format:
Artikel (online)
ID: 605453926
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024 7 0 |a 10.1007/s10064-014-0577-9  |2 doi 
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245 0 3 |a An investigation of the potential environmental contamination from the leachate of the Rasht waste disposal site in Iran  |h [Elektronische Daten]  |c [Mohammad Nakhaei, Vahab Amiri, Khalil Rezaei, Firouz Moosaei] 
520 3 |a This research deals with detecting the underground layer geometrics and conditions, probable faults and crushed zones, thickness of alluvium, determination of pollutant plume development, and groundwater quality in the study area. The Visual HELP and HYDRUS programs were used to evaluate hydrologic properties and contaminant transport, respectively. All required data which consisted of the geotechnical study (drilling the borehole and dug well), the geophysical study (geoelectrical sounding), and geochemical analysis of water and leachate samples were collected in the field operations. According to the results of tenyears of hydrologic data evaluation of this site by using the Visual HELP program, the mean rate of leachate percolation from this site was equal to 1.095m per year. From the interpretation of the vertical electrical resistivity soundings curves which was calibrated by the geotechnical borehole log, a four-layer geoelectrical model was recognized. These layers consisted of surface layer (loose and fine grained topsoil), medium grained alluvium, saturated layer, and high resistivity bedrock. The physico-chemical analysis of ten surface and groundwater sample indicated that these samples were not contaminated by leachate yet. Based on 1D, 2D and 3D modeling of contaminant transport using the HYDRUS 1D and the HYDRUS 2D/3D program, during the tenyears of the onset of leachate seepage, contaminant plume migrated a short distance (<200m) due to high compaction of fine grain sediments. In addition, the high compaction of a third layer (M3) in a depth of more than 40m introduces a natural barrier to infiltration and movement of contaminant to the deep subsurface. 
540 |a Springer-Verlag Berlin Heidelberg, 2014 
690 7 |a Waste disposal site  |2 nationallicence 
690 7 |a Visual HELP  |2 nationallicence 
690 7 |a HYDRUS  |2 nationallicence 
690 7 |a Contaminant  |2 nationallicence 
690 7 |a Leachate  |2 nationallicence 
690 7 |a Rasht  |2 nationallicence 
690 7 |a Iran  |2 nationallicence 
700 1 |a Nakhaei  |D Mohammad  |u Department of Applied Geology, Faculty of Earth Sciences, Kharazmi University, Tehran, Iran  |4 aut 
700 1 |a Amiri  |D Vahab  |u Department of Applied Geology, Faculty of Earth Sciences, Kharazmi University, Tehran, Iran  |4 aut 
700 1 |a Rezaei  |D Khalil  |u Department of Applied Geology, Faculty of Earth Sciences, Kharazmi University, Tehran, Iran  |4 aut 
700 1 |a Moosaei  |D Firouz  |u Department of Applied Geology, Faculty of Earth Sciences, Kharazmi University, Tehran, Iran  |4 aut 
773 0 |t Bulletin of Engineering Geology and the Environment  |d Springer Berlin Heidelberg  |g 74/1(2015-02-01), 233-246  |x 1435-9529  |q 74:1<233  |1 2015  |2 74  |o 10064 
856 4 0 |u https://doi.org/10.1007/s10064-014-0577-9  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s10064-014-0577-9  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Nakhaei  |D Mohammad  |u Department of Applied Geology, Faculty of Earth Sciences, Kharazmi University, Tehran, Iran  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Amiri  |D Vahab  |u Department of Applied Geology, Faculty of Earth Sciences, Kharazmi University, Tehran, Iran  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Rezaei  |D Khalil  |u Department of Applied Geology, Faculty of Earth Sciences, Kharazmi University, Tehran, Iran  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Moosaei  |D Firouz  |u Department of Applied Geology, Faculty of Earth Sciences, Kharazmi University, Tehran, Iran  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Bulletin of Engineering Geology and the Environment  |d Springer Berlin Heidelberg  |g 74/1(2015-02-01), 233-246  |x 1435-9529  |q 74:1<233  |1 2015  |2 74  |o 10064