Human exposure to arsenic and manganese in groundwater in the Red river Delta, Vietnam

P.T.K. Trang, V.T.M. Lan, P.H. Viet, M. Berg, D. Postma, F. Larsen

Publikation: Bidrag til bog/rapport/konferenceproceedingsKonferenceartikel i proceedingspeer review

Resumé

Household tubewell water extracted from Holocene aquifer is remaining a major drinking source for the farmer in the Red river delta in the North Vietnam. Higher levels according to WHO safety guideline (10 μg/L for Arsenic (As) and 0.4 mg/L for Manganese (Mn) were found either for arsenic or manganese in 58% of 512 wells. The average arsenic levels in groundwater are 229, 425 and 261 μg/L (P < 0.05) in three hot sports namely Dan Phuong, Ly Nhan and Hoai Duc respectively. The arsenic concentrations in the treated groundwater using sand filter tanks were reduced remarkably; they are 29, 35 and 144 μg/L (P < 0.05) respectively. At control site, Tu Liem, the average hair arsenic concentration is 0.3 mg/kg. At contaminated sites, Dan Phuong, Ly Nhan and Hoai Duc, the levels of arsenic in hair are 0.6; 0.8 and 1.4 mg/kg (P < 0.05) respectively.

OriginalsprogEngelsk
TitelUnderstanding the geological and medical interface of Arsenic - As 2012
UndertitelProceedings of the 4th International Congress on Arsenic in the Environment, 22-27 July 2012, Cairns, Australia
RedaktørerJack C. Ng, Barry N. Noller, Ravi Naidu, Jochen Bundschuh, Prosun Bhattacharya
UdgivelsesstedLondon
ForlagTaylor & Francis Group
Sider115-117
Antal sider3
ISBN (Elektronisk)978-0429216-83-1
ISBN (Trykt)978-0415637-63-3
DOI
StatusUdgivet - 2012
Begivenhed4th International Congress on Arsenic in the Environment - Cairns, Australien
Varighed: 22 jul. 201227 jul. 2012
Konferencens nummer: 4

Publikationsserier

NavnUnderstanding the Geological and Medical Interface of Arsenic, As 2012 - 4th International Congress: Arsenic in the Environment

Konference

Konference4th International Congress on Arsenic in the Environment
Forkortet titelAs 2012
Land/OmrådeAustralien
ByCairns
Periode22/07/1227/07/12

Programområde

  • Programområde 2: Vandressourcer

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