Update on Water Supply Status
July 1, 2021
RESERVOIR LEVELS: The Quabbin Reservoir, the largest water supply source for 47 communities in the Metro Boston area, is currently at 96.4% of its 412 billion-gallon maximum capacity. The 65 billion-gallon Wachusett Reservoir is 91.1% full.
CONDITIONS STATUS: According to the MWRA's Drought Management Plan, the water system is currently listed in a Normal Status (see graph below).
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.
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.
18 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 August 2, 2021