Water Supply

Reservoir Levels

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New York City’s Water Supply System

New York City’s
Water Supply System

October 21, 2025

Total Storage (% of Usable Storage)
Current: 69.3
Normal: 75.6
Consumption (billion gallons (BG))
10/20/25 0.98
Average Precipitation (inches)

Actual Historical
August: 2.03 4.30
September: 3.67 4.72
October: 2.16 2.44

Croton System
Available Capacity: 94.2 BG
% of Usable Storage: 94.3

Neversink Reservoir
Available Capacity: 35.2 BG
% of Usable Storage: 69.4

Rondout Reservoir
Available Capacity: 49.5 BG
% of Usable Storage: 92.3

Pepacton Reservoir
Available Capacity: 142.8 BG
% of Usable Storage: 66.8

Schoharie Reservoir
Available Capacity: 18.2 BG
% of Usable Storage: 29.6

Cannonsville Reservoir
Available Capacity: 94.4 BG
% of Usable Storage: 46.3

Ashokan Reservoir
Available Capacity: 123.8 BG
% of Usable Storage: 69.7

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