History

The Reservoir System and the Development of Lake Sagamore

Today, New York City has the largest unfiltered surface water supply in the world — and Lake Sagamore is a part of the City’s reservoir system. The lake collects water from about 12 square miles in an area extending westward past the Taconic Parkway. Around 1830, the City of New York decided to satisfy its […]

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Our Lake – A quick look underwater – a two-layered lake

Lake Sagamore, with maximum depths of around 18 feet, is a persistently stratified lake. Every summer, a layer of warm, well-aerated, sunlit water forms on top of the cooler and thus heavier water at depth. The two layers mix somewhat during storms, when wind and rain move things around, but the disturbance never reaches the

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Twentieth Century

In the years since the farmers exited the area, forests have rapidly returned (although still not fully mature), bottom-lands have become reservoirs, and residential developments have replaced more accessible farms. It is said that the population of the Kent-Carmel area has only recently approached the numbers of 200 years ago. Yet, despite these changes Putnam

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Geology – How did all those boulders get there?

The cliffs, granite ponds, and rock-strewn rolling slopes of the Lake Sagamore area were created by vast glaciers, pushing southwards from central Canada in sheets of boulder-studded ice over a mile thick. During the past 2 million years, four “ice ages,” each lasting hundreds of thousands of years, were briefly interrupted by warmer intervals. The

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