Catskill–Delaware water supply system

E723948

The Catskill–Delaware water supply system is a major network of reservoirs, aqueducts, and related infrastructure that delivers the majority of New York City’s high-quality drinking water from the Catskill Mountains and Delaware River watershed.

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Observed surface forms (11)

Statements (45)

Predicate Object
instanceOf municipal water supply system
beneficiary New York City residents
some communities in upstate New York
connectedTo Croton water supply system NERFINISHED
New York City distribution tunnels
constructionStart early 20th century
country United States of America
surface form: United States
designPrinciple gravity flow with minimal pumping
environmentalImpact requires extensive watershed land protection
hasPart Ashokan Reservoir NERFINISHED
Cannonsville Reservoir NERFINISHED
Catskill Aqueduct NERFINISHED
Delaware Aqueduct NERFINISHED
Hillview Reservoir NERFINISHED
Kensico Reservoir NERFINISHED
Neversink Reservoir NERFINISHED
Pepacton Reservoir NERFINISHED
Rondout Reservoir NERFINISHED
Schoharie Reservoir NERFINISHED
Shandaken Tunnel NERFINISHED
West Branch Reservoir NERFINISHED
infrastructureType aqueducts
reservoirs
tunnels
water treatment facilities
locatedIn Catskill Park region NERFINISHED
Delaware River basin NERFINISHED
State of New York NERFINISHED
manages protected watershed lands
notableFeature long-distance gravity-fed conveyance
provides majority of New York City’s drinking water
operator New York City Department of Environmental Protection NERFINISHED
partOf New York City water supply system
primaryWaterUse municipal drinking water supply
purpose delivery of high-quality drinking water to New York City
regulator New York State Department of Health NERFINISHED
United States Environmental Protection Agency NERFINISHED
regulatoryStatus Filtration Avoidance Determination under U.S. EPA rules NERFINISHED
serves New York City NERFINISHED
supplies drinking water
waterQuality unfiltered surface water
watershedProtectionProgram New York City watershed protection program
waterSourceRegion Catskill Mountains NERFINISHED
Delaware River watershed NERFINISHED
waterType surface water

Referenced by (15)

Full triples — surface form annotated when it differs from this entity's canonical label.

Croton Reservoir system connectedTo Catskill–Delaware water supply system
this entity surface form: Catskill-Delaware water system
Catskill Aqueduct connectsReservoirSystem Catskill–Delaware water supply system
this entity surface form: Catskill water supply system
East Basin of Ashokan Reservoir partOf Catskill–Delaware water supply system
this entity surface form: New York City Department of Environmental Protection Catskill-Delaware system operations
Kensico Dam partOf Catskill–Delaware water supply system
Neversink Reservoir partOf Catskill–Delaware water supply system
this entity surface form: New York City Catskill water supply system
Neversink Reservoir partOf Catskill–Delaware water supply system
this entity surface form: New York City Delaware System reservoirs
Pepacton Reservoir partOf Catskill–Delaware water supply system
this entity surface form: New York City Delaware water system
Rondout Dam partOf Catskill–Delaware water supply system
this entity surface form: New York City Catskill–Delaware water supply system
Schoharie–Esopus water diversion system partOf Catskill–Delaware water supply system
this entity surface form: Catskill water supply system
West Basin of Ashokan Reservoir partOf Catskill–Delaware water supply system
this entity surface form: Catskill water supply system
West Basin of Ashokan Reservoir partOf Catskill–Delaware water supply system
this entity surface form: New York City water supply Catskill–Delaware system
East Basin of Ashokan Reservoir partOfSystem Catskill–Delaware water supply system
this entity surface form: Catskill water supply system
Gilboa Dam partOfSystem Catskill–Delaware water supply system
this entity surface form: New York City Catskill water system
New York City Water Tunnel No. 1 startPoint Catskill–Delaware water supply system
this entity surface form: Catskill-Delaware water supply system
Tunnel No. 1 startPoint Catskill–Delaware water supply system
this entity surface form: Catskill and Delaware aqueduct system (general source region)