Please note: Storage data are provisional and provided by the New York City Department of Environmental Protection, Bureau of Water Supply. The period of record represented by the long-term median is June 1967 to May 2013. Drought Watch, Drought Warning, and Drought (Emergency) lines are defined by Figure 1 of Article 2 in the Delaware River Basin Water Code 18 CFR Part 410. As of June 1, 2018, the NYC Delaware Basin Reservoir statistics have been changed to reflect the 2016 USGS bathymetry tables. 

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Next scheduled update: May 19, 2025

Delaware Aqueduct Repair Project

The NYC Dept. of Environmental Protection plans to shut down and repair the Delaware Aqueduct. After several years of delay, including a start and subsequent postponement of the project in 2024, in May 2025, it was announced that the project would be delayed until after 2027 and the development of a new contract.

• Learn more about the shutdown project

Related Reservoir Information

• Hydrologic Conditions in the DRB: Daily Dashboard
  
  
• NYCDEP Reservoir Levels (NYCDEP website)
  
  
• Delaware River Master's website
  
  
• Salt Front Location