Water Supply

Reservoir Levels

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New York City’s Water Supply System

New York City’s
Water Supply System

September 30, 2022

Total Storage (% of Capacity)
Current: 70.3
Normal: 77.4
Consumption (billion gallons)
09/29/22 1.00
Average Precipitation (inches)

Actual Historical
2.70 4.57
2.72 4.30
September: 7.17 4.51

Croton System
Capacity: 91.6B gallons
% of Capacity: 90.3

Neversink Reservoir
Capacity: 34.9B gallons
% of Capacity: 72.3

Rondout Reservoir
Capacity: 49.6B gallons
% of Capacity: 95.4

Pepacton Reservoir
Capacity: 140.2B gallons
% of Capacity: 72.4

Schoharie Reservoir
Capacity: 17.6B gallons
% of Capacity: 50.0

Cannonsville Reservoir
Capacity: 95.7B gallons
% of Capacity: 44.1

Ashokan Reservoir
Capacity: 122.9B gallons
% of Capacity: 65.6

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