1Lakes & Reservoirs
1With current data
1USGS
UpdatedAs each source reports
We track 1 lakes and reservoirs in Massachusetts, including Upper Mystic Lake. Readings come from USGS and are shown with the time each was measured.
| Lake | Current Level | Change (24h) | % Full | Last Updated | Open |
|---|---|---|---|---|---|
| Upper Mystic LakeMiddlesex County | 114.2 ft | ±0.0 ft (steady) | — | 4 hours ago |
"% Full" is shown only where the operating agency publishes it. "—" means not available, never zero.