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What Not to Flush

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It's a Toilet, not a Trash Can!

Massachusetts Water Resources Authority
Charlestown Navy Yard, 100 First Avenue
Boston, Massachusetts 02129
(617) 242-6000
What’s Happening in Flint’s Water System and How is MWRA Different

What’s Happening in Flint’s Water System and How is MWRA Different (PDF)

Facts about Lead in Drinking Water
How to Get Your Water Tested

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MWRA Board Approves $100 Million in Funding to Remove Lead Service Lines

For Local Water Service Providers: Lead Loan Program (LLP)

Important Notice

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Emergency Contacts
Water: 617-305-5950
Sewer: 617-305-5940
Security: 877-697-6972
TTY: 617-371-1903
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About Lead in
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How Much Water Is In Our Reservoirs?
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How much we have
How much we use

Recent and Historic Data
Harbor and Bay Monitoring
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Facts about Fluoride
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Notice for Residents of Winchester

Project Complete, Town will End Temporary Supply of Water From MWRA

Updated 05/25/16


Fells Reservoir - MWRA

To Our Neighbors: Please Don't Swim in the Fells

May 25, 2016

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Update on Northern Extra High Section 110 Project: Work in Reading Underway

May 24, 2016

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PFCs/PFOA Not Found in MWRA Drinking Water

May 20, 2016

Wachusett Reservoir Image courtesy Martinde at the English language Wikipedia or CC-BY-SA-3.0, via Wikimedia Commons

Update: Notice for Wachusett Reservoir Neighbors and Visitors: MWRA to Temporarily Lower Reservoir Levels in May

May 19, 2016

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MWRA Work May Cause Discolored Water in Areas of Somerville, Increased Pressure in Other Communities

May 15, 2016

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MWRA Water Line Work May Cause
Discolored Water in Parts of Waltham and Belmont

May 9, 2016

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MWRA Receives 2016 Two Massachusetts Public Water Systems Awards

May 5, 2016

Joint Public Notice: Alewife Brook Combined Sewer Overflow Control Progress Update

April 19, 2016

MWRA to Hold Public Hearing about FY 2017 Rates

April 1, 2016

MWRA Submits Final Progress Report to Federal Court in Boston Harbor Clean-Up Case

March 18, 2016

MWRA - Map of MWRA Hatchery Pipeline and Hydroelectric Project

Work to Begin on MWRA Pipeline in Ware and Belchertown

March 11, 2016

MWRA - Drawdown at Chestnut Hill Reservoir

UPDATE - MWRA to Temporarily Lower Water Level at Chestnut Hill Reservoir for Invasive Plant Control

February 4, 2016

MWRA Water Cap Image

Update on MWRA Project 7448:
Pipeline Replacement and Extension in Arlingto

February 2, 2016

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New MWRA Web Page for SSO Reporting

December 22, 2015

MWRA's New Spot Pond Covered Storage Tanks are Now in Service

November 19, 2015

MWRA Foss Dam

MWRA to Temporarily Lower Water Level at Foss Reservoir for Invasive Plant Control

October 27, 2015

News Release Archive Page


Boston's Water Wins Tap vs. Bottled Taste Test
at Old Colony Housing Development

(Boston Public Health Commission YouTube Video)
Updated September 22, 2015

SCATV Video Screen Shot

Mystic River Watershed Association Fighting Back Against Water Chestnut Invasion (via SCATV)

July 29, 2014

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Well vs. MWRA Water Taste Test

July 22, 2013

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Boston Globe Magazine's Soundtrack video captures the "hypnotic sight and sound" of MWRA's Charlestown Wind Turbine

March 18, 2013

Power of Windmills Courtesy The Travel Channel

The Power of Windmills: Deer Island windmill featured in the Travel Channel's "Off Limits" clip

October 17, 2011

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NECN Presents Underneath it All:
Inside Boston's Sewer System

October 17, 2011

More Video on Our YouTube Page

Water Reports

MWRA's annual water quality test results for 2014

Annual Drinking Water Test Results


Monthly Community Water Use Report


Monthly Drinking Water Quality Update


Monthly Water Supply Status Update


Report on Quabbin Pilot Program (PDF)



Sewer Reports

A Healthy Environment Starts at Home cover

A Healthy Environment Starts at Home

Our free guide to reducing the use of hazardous household products (PDF)

Annual CSO Control Plan Progress Report


Annual Infiltration/Inflow Report (PDF)



Harbor, Bay and NPDES Reports

State of Boston Harbor Report


Financial Reports

Proposed FY17 Current Expense Budget (CEB)


Final Assessments to Communities (Rates)


Information for Investors and Capital Finance Business Partners


Proposed FY17 Captial Improvement Program (CIP)



Organization and Management Reports

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5-Year Report

MWRA Progress Report Marks 25th Anniversary

February 3, 2011


Court Report


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