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Update on Water Supply Status
Massachusetts Water Resources Authority


December 1, 2017

RESERVOIR LEVELS: The Quabbin Reservoir, the largest water supply source for 47 communities in the Metro Boston area, is currently at 85.2% of its 412 billion-gallon maximum capacity. The 65 billion-gallon Wachusett Reservoir is 91.2% full.

Detailed Data and Archives

CONDITIONS STATUS: According to the MWRA's Drought Management Plan, the water system is currently listed in a Normal Status (see graph below).

 

drought status graph

 

6 MONTH PROJECTION: Normal Operations status conditions are projected based on a range of possible hydrologic conditions.

RESTRICTIONS AND CONSERVATION: These are currently no restrictions on usage. MWRA requests that all users practice water conservation. If there were a drought, voluntary restrictions begin in the Drought Warning stage and mandatory restrictions in the Drought Emergency stages.

HOW TO CONSERVE WATER: Home and garden water conservation tips can be found on our website.

STATE DROUGHT MANAGEMENT TASK FORCE: State-wide drought management status reports can be found at on the Massachusetts Department of Recreation and Conservation ("DCR") Rain Fall Program website.

MORE DATA: A running tab of water supply data for this year and the previous year is posted on our website.

SERVICE AREA: The following communties receive 100% of their water supplies from the MWRA.

Communities that receive 100% of their water supplies from MWRA
Arlington Newton
Belmont Norwood
Boston Quincy
Brookline Reading
Chelsea Revere
Chicopee Saugus
Lynnfield Water District Somerville
Everett Southborough
Framingham Stoneham
Lexington Swampscott
Malden Waltham
Marblehead Watertown
Medford Weston
Melrose Wilbraham
Milton Winthrop
Nahant

South Hadley Fire District #1

16 communities receive partial or back-up MWRA water supply to use in combination with local resources. (View a complete list of MWRA water communities)

Updated December 18, 2017

Historic Withdrawls Reservoir Levels Watershed Yield Data