Water Supply

Reservoir Levels

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New York City’s Water Supply System

New York City’s
Water Supply System

January 15, 2021

Total Storage (% of Capacity)
Current: 91.7
Normal: 90.4
Consumption (billion gallons)
1/14/21 0.94
Average Precipitation (inches)
  Actual Historical
November: 4.01 3.47
December: 4.57 3.67
January: 0.97 1.55

Croton System
Capacity: 91.6B gallons
% of Capacity: 97.7

Neversink Reservoir
Capacity: 34.9B gallons
% of Capacity: 98.6

Rondout Reservoir
Capacity: 49.6B gallons
% of Capacity: 92.4

Pepacton Reservoir
Capacity: 140.2B gallons
% of Capacity: 89.6

Schoharie Reservoir
Capacity: 17.6B gallons
% of Capacity: 85.1

Cannonsville Reservoir
Capacity: 95.7B gallons
% of Capacity: 89.9

Ashokan Reservoir
Capacity: 122.9B gallons
% of Capacity: 89.6

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