Fact Sheet: Addressing Perchlorate and Other Emerging Contaminants in Massachusetts

MassDEP efforts to address perchlorate in Massachusetts water supplies
Web page

Perchlorate Q&A

Web page

Official Communications Regarding Perchlorate

Letter to USEPA Assistant Administrator Grumbles on Perchlorate Contamination in Drinking Water in Massachusetts
PDF 43 KB

Fireworks Best Environmental Management Practices

Letter to fireworks contractors and other interested parties concerning fireworks containing perchlorate
Web page

Letter to Blasting Contractors and Interested Parties

Web page

Letter to Certified Labs Regarding Perchlorate Testing

MS Word 47 KB | PDF 37 KB

Perchlorate Toxicological Profile and Health Assessment

June, 2006 Update
MS Word 700 KB | PDF 408 KB

Addendum to the Perchlorate Toxicological Profile and Health Assessment

June, 2006 Update
MS Word 239 KB | PDF 157 KB

Letter to Public Water Suppliers concerning new perchlorate regulations, September 2006

Web page

Perchlorate fact sheet for Public Water Suppliers, September 2006

Web page

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Drinking Water Standard

7/28/2006 - revisions to 310 CMR 22.00
Redline/Strikeout version
MS Word 411 KB | PDF 231 KB

Site Cleanup Standards and Notification Criteria

7/28/2006 - Revisions to 310 CMR 40.0000, the Massachusetts Contingency Plan ("MCP")
MS Word 60 KB | PDF 19 KB

Response to Comments

Response to Comments on the Public Hearing Draft of Perchlorate Regulations
MS Word 218 KB | PDF 170 KB

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DPH Information on Perchlorate Testing of Bottled Water

In June 2004, the Massachusetts Department of Public Health (DPH) in conjunction with the Massachusetts Department of Environmental Protection (DEP) began perchlorate monitoring of bottled water... more

Evaluation of Perchlorate Contamination at a Fireworks Display, Dartmouth, Massachusetts

Web Page

Occurrence and Sources of Perchlorate in Massachusetts

PDF 1.4 MB | MS Word 1.2 MB

Perchlorate Monitoring Results - Confirmed Above 1.0 ppb

PDF 17 KB

Testing Labs

Certified perchlorate laboratories and related information
Web page

Perchlorate Reporting Form

Form for use by certified operators and water-testing labs.
Web page

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Perchlorate Sampling Requirements for Public Water Systems

Includes MCL violations; monitoring waivers; CCR requirements; best available treatment technology; best environmental management practices; MassDEP contact information.
MS Powerpoint 98 KB | MS Word 73 KB | PDF 92 KB

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