Water Supply

Reservoir Levels

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New York City’s Water Supply System

New York City’s
Water Supply System

January 27, 2023

Total Storage (% of Capacity)
Current: 93.2
Normal: 89.8
Consumption (billion gallons)
01/26/23 .97
Average Precipitation (inches)

Actual Historical
November: 3.67 3.41
December: 4.38 3.42
January: 3.55 2.79

Croton System
Capacity: 91.6B gallons
% of Capacity: 98.5

Neversink Reservoir
Capacity: 34.9B gallons
% of Capacity: 99.0

Rondout Reservoir
Capacity: 49.6B gallons
% of Capacity: 94.7

Pepacton Reservoir
Capacity: 140.2B gallons
% of Capacity: 93.3

Schoharie Reservoir
Capacity: 17.6B gallons
% of Capacity: 90.6

Cannonsville Reservoir
Capacity: 95.7B gallons
% of Capacity: 90.9

Ashokan Reservoir
Capacity: 122.9B gallons
% of Capacity: 89.2

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