Diving to New Depths

NYC Water Staff
NYC Water
Published in
2 min readAug 30, 2018
Silver Lake Reservoir

We recently conducted routine depth surveys and visual diving inspections of Central Park Reservoir and Silver Lake Reservoir on Staten Island.

During the bathymetric (the study of the “beds” or “floors” of waterbodies, like oceans, rivers, streams, and lakes) surveys, a captain and a hydrographer operated a 12-foot aluminum boat that was outfitted with GPS and surveying software to evaluate the reservoirs.

Central Park Reservoir

The surveyors assessed the amount of sediment at the bottom of the reservoirs, the structural integrity of their dams and walls, and if their capacity had changed. All of the information gathered during these surveys will help us in planning for future capital upgrades of the reservoirs. For more photos, check out our Flickr album.

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NYC Water Staff
NYC Water

Drink from the tap, flush the toilet, enjoy New York's waterways—we make sure everything flows according to plan.