Publications

• Discrimination of trait-based characteristics by trace element bioaccumulation in riverine fishes
• The effects of land use on fluvial sediment chemistry for the conterminous U.S. -- Results from the first cycle of the NAWQA Program: Trace and major elements, phosphorus, carbon, and sulfur
• The effect of increasing urbanization and population density on the concentrations of sediment-associated constituents for the conterminous U.S., in Sediment Dynamics in Changing Environments, IAHS Publication 325
• Modeling the probability of arsenic in groundwater in New England as a tool for exposure assessment
• Bladder cancer mortality and private well use in New England: an ecological study
• The influence of geology and land use on arsenic in stream sediments and ground waters in New England, USA
• Review of trace element blank and replicate data collected in ground and surface water for the National Water-Quality Assessment Program 1991-2002
• Mercury in Stream Ecosystems--New Studies Initiated by the U.S. Geological Survey
• Mapping arsenic in groundwater: A real need, but a hard problem (on Geotimes website)
• The urban environmental gradient: Anthropogenic influences on the spatial & temporal distributions of lead & zinc in sediments
• More publications...

Data Sets

• USGS arsenic data for ground-water samples across the U.S.:
    --Download data updated to March 30, 2000: (2.8 mb Text file, 6.8 mb Excel file)
    --Download data used in WRI 99-4279 (1973-1997): (1.9 mb Text file) (superseded)
• Trace-element data for 541 streambed-sediment samples across the conterminous US: (Excel file)
• More data...

Other current work

• Analysis of trends in concentrations of seven metals (Cd, Cr, Cu, Pb, Hg, Ni, and Zn) in sediment cores from 35 reservoirs and lakes in urban and reference settings show that decreasing trends predominate. Read the full report.
• Coring reservoir sediments to reconstruct trace-element trends

Trace elements in the news

• Washington Post 12/08 -- TVA head pledges to test wells near coal ash spill
• WebMD 08/08 -- Arsenic linked to diabetes
• NY Times 05/03 -- Study Outlines Arsenic Risk in Some New England Well Water
• ES&T 6/02-- Ice cores reveal 270 years of atmospheric mercury deposition
• Mobile Register 5/02-- Mercury Task Force announced at forum
• ATSDR 12/01-- Arsenic, lead, mercury are top Priority Hazardous Substances
• More news...

Links

• NEWMOA Northeast Waste Management Officials' Association
• USGS Radon Homepage
• UN Arsenic Report
• USEPA Mercury Website
• CDC ToxFAQs
• NAS: Toxicological effects of methylmercury
• Health Canada: Radiological guidelines for drinking water
• U. of Sheffield Periodic Table of the Elements
• More links...