Perchlorate Background Information and Standards

Documents about perchlorate in drinking water
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In this list

Perchlorate - Final Standards

Drinking Water Standard for Perchlorate (PDF 230.74 KB)
Final MCP Numerical Standards for Perchlorate (PDF 18.63 KB)
Perchlorate Sampling Requirements for Public Water Systems (PDF 95.39 KB)

Perchlorate - Sites, Sources & Monitoring Data

The Occurrence and Sources of Perchlorate in Massachusetts (PDF 2.71 MB)
Perchlorate Report (PDF 24.4 KB)
Report: Perchlorate Contamination at a Fireworks Display in Dartmouth, Massachusetts (PDF 1.43 MB)
Report Appendices: Perchlorate Contamination at a Fireworks Display in Dartmouth, Massachusetts (PDF 175.52 KB)
View Perchlorate Monitoring Results on EEA Online Data Portal

Background information about perchlorate in drinking water

ORS US Senate Testimony on Perchlorate (PDF 61.12 KB)
US Senate Followup Questions on Perchlorate (PDF 31.51 KB)
MassDEP Response to EPA's Preliminary Regulatory Determination on Perchlorate (PDF 77.04 KB)
ORS Comments on Inspector General's Perchlorate Analysis (PDF 130.62 KB)
Federal Register Summary of Perchlorate Effects (PDF 89 KB)
MassDEP Comments to EPA on Perchlorate (PDF 34.6 KB)
Fireworks Best Environmental Management Practices (DOC 31 KB)
Letter to Certified Labs Regarding Perchlorate Testing (PDF 36.57 KB)
Perchlorate Toxicological Profile & Health Assessment - June 2006 (PDF 407.28 KB)
Addendum to the Perchlorate Toxicological Profile & Health Assessment - June 2006 (PDF 156.6 KB)
Letter to Public Water Suppliers Concerning New Perchlorate Regulations (DOC 28 KB)
Perchlorate Fact Sheet for Public Water Suppliers (DOC 38 KB)
Perchlorate Frequently Asked Questions
Response to Comments on the Public Hearing Draft of Perchlorate Regulations (PDF 169.81 KB)
Environmental Health Perspectives: Basis of the Massachusetts Reference Dose and Drinking Water Standard for Perchlorate
Potential Environmental Contamination from the Use of Perchlorate-Containing Explosive Products
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