Cited by 1,622Arsenic contamination and mitigationMine drainage and remediation techniquesGeochemistry and Elemental Analysis

Worldwide Occurrences of Arsenic in Ground Water

Nordstrom, D. Kirk·2002·Science

Abstract

Numerous aquifers worldwide carry soluble arsenic at concentrations greater than the World Health Organization--and U.S. Environmental Protection Agency--recommended drinking water standard of 10 mg per liter. Sources include both natural (black shales, young sediments with low flushing rates, gold mineralization, and geothermal environments) and anthropogenic (mining activities, livestock feed additives, pesticides, and arsenic trioxide wastes and stockpiles). Increased solubility and mobility of arsenic is promoted by high pH (>8.5), competing oxyanions, and reducing conditions. In this Policy Forum, Nordstrom argues that human health risks from arsenic in ground water can be minimized by incorporating hydrogeochemical knowledge into water management decisions and by more careful monitoring for arsenic in geologically high-risk areas.

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Crossref · 10.1126/science.1072375

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Authors
Nordstrom, D. K.
Affiliations
United States Geological Survey (US)
Corresponding author
Nordstrom, D. Kirk
Venue
Science
Published
2002-06-21
Volume
296
Issue
5576
Pages
2143-2145
ISSN
  • 0036-8075 (ISSN-L)
  • 1095-9203
OpenAlex
W1777939053
Cited by
1,622
References
0
Citations by year
2026: 30 · 2025: 38 · 2024: 49 · 2023: 64 · 2022: 70 · 2021: 77 · 2020: 84 · 2019: 109 · 2018: 86 · 2017: 94 · 2016: 99 · 2015: 88 · 2014: 94 · 2013: 96 · 2012: 101
FWCI
27.61
Type
journal article
Language
en
Open access
closed
Locations
  • Science (publishedVersion)
  • PubMed (publishedVersion)
Topics
  • Physical Sciences › Environmental Science › Environmental Chemistry › Arsenic contamination and mitigation
  • Physical Sciences › Environmental Science › Environmental Chemistry › Mine drainage and remediation techniques
  • Physical Sciences › Earth and Planetary Sciences › Geochemistry and Petrology › Geochemistry and Elemental Analysis
Keywords
arsenic, groundwater contamination, drinking water quality, arsenic sources, anthropogenic arsenic sources, mining, livestock feed additives, arsenic trioxide, hydrogeochemistry, arsenic mobility, human health risk, water management
MeSH terms
Arsenic, Arsenicals, Carcinogens, Hydrogen-Ion Concentration, Oxidation-Reduction, Policy Making, Public Health, Solubility, United States, Water Pollutants, Chemical, Water Supply, Global Health, Risk Assessment, Geologic Sediments

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