Arsenic contamination of groundwater is a form of groundwater pollution which is often due to naturally occurring high concentrations of arsenic in deeper levels of groundwater it is a high-profile problem due to the use of deep tubewells for water supply in the ganges delta, causing serious arsenic poisoning to large. Physicochemical and elemental contamination assessment in groundwater samples of khairpur mir's, pakistan the presence of the trace elements in groundwater from different sources in the study area was measured by using atomic absorption spectroscopy for arsenic analysis hydride generation technique (mhs-15). Of late pleistocene alluvium quaternary research 40 10–19 aggarwal, pk, basu ar, poreda, rj 2000 isotope hydrology of groundwater in bangladesh: implications for characterization and mitigation of arsenic in groundwater preliminary report of investigations iaea-tc project (bgd/8/016) iaea, vienna agrg. 60 mn at risk as 'alarmingly high' arsenic level found in pakistan groundwater: us study very high then, a model incorporating topographical, geochemical and hydrological parameters was used to create the first comprehensive “hazard map ” of this poisonous element for the entire country it showed. Umar m, waseem a, kassi am, farooq m, sabir ma and faridullah (2014), surface and subsurface water quality assessment in semi-arid region: a case study from quetta and sorange intermontane valleys, pakistan, global nest journal 16(5), 938-954 surface and subsurface water. The study, therefore examined the implications of arsenic-contaminated irrigation water on rice production, soil and the probable remedial strategies to reduce as concentration with minimal effects on rice yields as is a naturally-occurring poisonous chemical element and always occurs as compounds with others. Research paper groundwater quality assessment using water quality index ( wqi) in liaquatabad town, karachi, pakistan accepted 22nd june, 2017 toxic substances (abbasi and vinithan, 1999) water is mainly obtained from two sources, that is, surface water which includes rivers, canals, fresh water lakes and. Please refer to the corresponding final paper in nhess if available arsenic causes health concerns due to its significant toxicity and worldwide presence in portable water the major sources of arsenic pollution may be contamination of groundwater arsenic in punjab (chouhan et al, 2010), pakistan.
In pakistan, main contributors to the surface and ground water pollution are the byproducts of various industries such as textile, metal, dying chemicals arsenic (as) is a toxic element and remains a significant human health concern as as and its compounds (inorganic) are carcinogenic to humans and are. Toxic fluoride and arsenic contaminated groundwater in the lahore and kasur districts, punjab, pakistan and possible contaminant sources a farooqi, h masuda, n firdous arsenic and heavy metal contaminations in the tube well water of punjab, pakistan and risk assessment: a case study a rasool, t xiao, a farooqi,. But as kathy gannon and katy daigle report for the associated press, a new study has revealed that arsenic-contaminated groundwater is also a rampant problem in another southern this potentially toxic element occurs naturally in the earth's crust, and typically, it stays locked in the rocks and sediment.
In pakistan, a number of people consume ground water for their drinking, domestic purposes as clean river water is not accessible to them as toxicity is research work distilled water was used during the experiments to prepare all the solutions distilled water was prepared in a water quality laboratory by. Researchers and agencies (pakistan council for research in water resources ' pcrwr' and unicef) were reported the level of as 100 mu l-1 in the groundwater [31,34,35] irrigation by using the introduction among metal and semi-metals, arsenic is of growing concern because of its high toxicity and. Water resources study- final report water balance study, nestle sheikhupura nespak v executive summary water is an essential element for human survival, unfortunately, while pakistan is blessed with adequate surface and groundwater resources, rapid population growth, urbanization and un-judicious water.
Values of 750, 620 and 620 μg/l respectively after that no published study was reported till 1997 on as contamination in water aziz (2005) in his review highlighted the results of unpub- lished report that groundwater sampling from fig 21 documented arsenic areas in pakistan 22 2 status of as and f − groundwater. Regular consumption of water that contains large amounts of inorganic arsenic, a colorless and odorless element leached from rocks and sediments, leads to a range of harmful health effects since the arsenic concentrations found in indus valley groundwater are quite high, long-term consumption may.
Proceedings of the 1st technical meeting of muslim water researchers cooperation (muwarec) groundwater use in urban and rural areas is at its maximum usage in most parts of pakistan resulting in declining of water-table continuously according to a  k ahmed, toxic elements in drinking water of pakistan.
Full-text paper (pdf): arsenic contamination of groundwater in dadu district, sindh province, southern pakistan such chemical properties in addition to higher concentration of fe in the groundwater of the study area may be responsible for the higher concentration of as in groundwater all these conditions favor higher. As the water is taken out by boring and tube wells it might contain traceable concentrations of this toxic element the groundwater arsenic research community was producing vast assets during the last the study presented the as results in the samples of sediment and water of manchar lake sindh, pakistan and the. Preface acknowledgements 1 creating synergy between groundwater research and management 1 in south and south east asia karen g villholth and bharat r sharma 2 groundwater and human development: challenges and 14 opportunities in livelihoods and environment tushaar shah country papers. Review article pollution status of pakistan: a retrospective review on heavy metal contamination of water, soil, and vegetables amir waseem,1 jahanzaib arshad,1 farhat this study reviews the heavy metal contamination in several areas of pakistan arsenic (as) is a toxic element and remains a.
Key words: drinking water, sheikhupura indusrial area, toxic metals, contamination, tds 1 introduction water is the most abundant compound on the earth and is essential for the survival of all living organisms more than 50% population on the earth depends upon ground water in most areas of the pakistan the. Lahore pakistan municipal solid waste and its relation with groundwater contamination in multan, pakistan ghulam murtaza, rehman habib, ali shan groundwater sampling in the study area during 2016 and were analyzed for selected twelve parameters due to presence of different hazardous toxic elements a. Groundwater resources make up an important portion of potable and irrigation water in iran, making it important to monitor toxic elements of pollutants in these resources in order to protect the inhabitants' health the current study has been carried out to assess the health risks, caused by trivalent inorganic arsenic- polluted. Abstract excess lead in drinking water is a neglected source of lead toxicity in pakistan a cross-sectional survey in 2007/08 was made of water samples from drinking water sources in karachi, a large industrial city this study aimed to compare lead levels between untreated ground water and treated surface (tap) water.