MWRA Online
Home
Water System
Sewer System
Harbor and Bay
School Program
About MWRA
Doing Business with MWRA
Contact MWRA

MWRA's Drinking Water Test Results
for 2011 - Published June, 2012
Massachusetts Water Resources Authority

Our Annual Report on Drinking Water Test Results for 2011 describes how we treat, test and deliver tap water to your home. The MWRA and your local water department test up to 500 samples each week, and test for over 120 contaminants each year.

This report includes the results of those tests for 2011. This report is required under the federal Safe Drinking Water Act Public Law 104-12, Section 1414 (C), PWS ID #6000000.

All reports below are in Adobe PDF format.
Water Test Results
cover of 2011 annual waqter quality report
HTML - Only Report for 2011(Metro)
en Español 2011 (PDF)
Annual Water Quality Report Archive
All MWRA water quality tests
This year's report includes information about the history of the MWRA water system. Here are some additional resources if you'd like to learn even more: historic photo of drinking cup
MWRA Water History Page
"New England Water Supplies – A Brief History," a paper by MWRA Operations Support Director Marcis Kempe
The Metropolitan Water Works Museum
Fully Supplied Metro Boston / Metro West Communities
These communities receive all of their drinking water from MWRA.
The water is treated at the Carroll Water Treatment Plant
and transmitted via the MetroWest Tunnel.
Arlington
 Nahant Somerville
Belmont
 Newton Southborough
Boston Norwood Stoneham
Brookline Quincy Swampscott
Chelsea Reading Waltham
Everett Revere Watertown
Framingham Saugus Weston
Winthrop
Partially Supplied Communities
These communities receive some of their drinking water from MWRA.
The MWRA water is treated at the Carroll Water Treatment Plant
and transmitted via the MetroWest Tunnel.
Bedford
 Wilmington
Canton Northborough Winchester
Marlborough
 Woburn
Residents of Peabody, Stoughton and Wellesley: please contact your local water department for your report.
Chicopee Valley Aqueduct Communities
These communities receive all of their drinking water from MWRA.
The water is treated at the Ware Disinfection Facility
and transmitted via the Chicopee Valley Aqueduct.
Chicopee
South Hadley
(Fire District #1 Only)
 Wilbraham

Contact Us

If you have questions or comments about this report, please contact us. Call (617) 242-5323, e-mail joshua.das@mwra.state.ma.us, or write to: MWRA, Charlestown Navy Yard, Building 39, Boston, MA 02129.

Back to top

PDF files on this site require Adobe Acrobat Reader® (Free download.)

Updated October 1, 2012