Data Reports

Data Reliability Analysis of the EPA Safe Drinking Water Information System / Federal Version (SDWIS/FED) (ALL ABOUT PDF FILES)

• 2006 Drinking Water Data Reliability Analysis and Action Plan PDF (56pp, 1M)
  EPA 816-R-07-010 March 2008
• 2003 Data Analysis and Action Plan PDF (46pp, 314 K)
  EPA 816-R-03-021 March 2004
• 2000 Data Reliability Analysis Report PDF (41pp, 125K)
  EPA 816-R-03-021 October 2000

Periodically, EPA analyzes and reports on occurrence of certain contaminants in sources of drinking water.

• A Review of Contaminant Occurrence in Public Water Systems
  EPA 816-R-99-006 November 1999