Water Supply

Reservoir Levels

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New York City’s Water Supply System

New York City’s
Water Supply System

June 6, 2023

Total Storage (% of Capacity)
Current: 95.4
Normal: 99.1
Consumption (billion gallons)
06/05/23 1.05
Average Precipitation (inches)

Actual Historical
April: 5.21 3.79
May: 0.93 3.80
June: 0.37 0.72

Croton System
Capacity: 91.6B gallons
% of Capacity: 99.1

Neversink Reservoir
Capacity: 34.9B gallons
% of Capacity: 94.1

Rondout Reservoir
Capacity: 49.6B gallons
% of Capacity: 98.5

Pepacton Reservoir
Capacity: 140.2B gallons
% of Capacity: 95.0

Schoharie Reservoir
Capacity: 17.6B gallons
% of Capacity: 87.1

Cannonsville Reservoir
Capacity: 95.7B gallons
% of Capacity: 90.3

Ashokan Reservoir
Capacity: 122.9B gallons
% of Capacity: 97.8

For additional near real-time information on surface water conditions in the New York City Watersheds, go to the USGS for New York State.