Lost Lake, also known as Knop/p/s Pond, is a reservoir in Groton, Massachusetts, United States. It was formed from three lakes by the headwaters of Salmon Brook. The southern part of the lake is known as Knops Pond where it is near 30 feet deep. It is stocked with rainbow, brown and brook trout every spring and fall and is home to several species of warm water fish.[1] A boat launch is located on the northeastern side of the lake.[1]

Lost Lake
Lost Lake Show map of Massachusetts Lost Lake Show map of the United States
Location	Groton, Massachusetts
Coordinates	42.5933°N 71.5280°W / 42.5933; -71.5280
Type	lake
Basin countries	United States
Surface area	204 acres (83 ha)[1]
Average depth	6 to 8 ft (1.8 to 2.4 m)[1]
Max. depth	30 ft (9.1 m)[1]

References

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