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AquaCensus

Suffolk County, New York — public water systems

151 active public water systems serve Suffolk County, reporting 1.4M people served.

Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.

Active systems

151

Population served

1.4M

Community systems

26

Groundwater share

99.3%

Water systems in Suffolk County

Active public water systems in Suffolk County, New York
#Water systemCountyPopulation servedTypeSource
1Suffolk County Water AuthoritySuffolk1,100,000CommunityGroundwater
2South Huntington Water DistrictSuffolk81,760CommunityGroundwater
3Greenlawn Water DistrictSuffolk42,000CommunityGroundwater
4Riverhead Water DistrictSuffolk35,000CommunityGroundwater
5Dix Hills Water DistrictSuffolk34,522CommunityGroundwater
6Smithtown Water DistrictSuffolk19,635CommunityPurchased groundwater
7Hampton Bays Water DistrictSuffolk12,500CommunityGroundwater
8Robert Moses State ParkSuffolk11,600CommunityGroundwater
9St James Water DistrictSuffolk10,587CommunityPurchased groundwater
10Ocean Beach Water DistrictSuffolk4,500CommunityGroundwater
11Captree State ParkSuffolk4,100Transient non-communityGroundwater
12Brookhaven National LaboratorySuffolk3,500CommunityGroundwater
13Northport Va HospitalSuffolk3,088CommunityGroundwater
14Riverside Water DistrictSuffolk2,050CommunityPurchased groundwater
15Greenport Water DistrictSuffolk2,050CommunityPurchased groundwater
16Saltaire Water DistrictSuffolk2,000CommunityGroundwater
17Seaview Water CompanySuffolk1,400CommunityGroundwater
18ValeroSuffolk1,000Transient non-communityGroundwater
19Calverton Hills Owners AssociationSuffolk897CommunityGroundwater
20Orient Beach State ParkSuffolk800Transient non-communityGroundwater
21Cedar Beach (Golf Course/Concession)Suffolk500Transient non-communityGroundwater
22East Moriches Primary CareSuffolk500Transient non-communityGroundwater
23Kingdom Hall of Jehovah WitnessesSuffolk500Transient non-communityGroundwater
24Gilgo BeachSuffolk500Transient non-communityGroundwater
25Shelter Island Heights AssociationSuffolk500CommunityGroundwater
26Overlook BeachSuffolk450Transient non-communityGroundwater
27Fishers Island Water WorksSuffolk380CommunitySurface water
28Shelter Island SchoolSuffolk315Non-transient non-communityGroundwater
29West Gilgo Beach AssociationSuffolk300CommunityGroundwater
30Shelter Island LibrarySuffolk258Transient non-communityGroundwater
31Dering Harbor CorpSuffolk250Transient non-communityGroundwater
32Camp Blue BaySuffolk200Transient non-communityGroundwater
33Sag Harbor State Golf CourseSuffolk200Transient non-communityGroundwater
34Long Island Game FarmSuffolk200Transient non-communityGroundwater
35Atlantic Bluffs ClubSuffolk200Transient non-communityGroundwater
36Speedway #7794 (Fna Hess General Store)Suffolk200Transient non-communityGroundwater
37Cedar Beach Sportfishing Educ. CenterSuffolk200Transient non-communityGroundwater
38Swans MarinaSuffolk200Transient non-communityGroundwater
39Caribbean SpotSuffolk200Transient non-communityGroundwater
40Joes Kwik MartSuffolk200Transient non-communityGroundwater
411983 Montauk Hwy Offices CopartsSuffolk190Non-transient non-communityGroundwater
42Kyles (Previously Cafe 27)Suffolk150Transient non-communityGroundwater
43Whales TaleSuffolk150Transient non-communityGroundwater
44Coecles Harbor MarinaSuffolk150Transient non-communityGroundwater
45Rock Hill Country ClubSuffolk150Transient non-communityGroundwater
46Camp QuinipetSuffolk150Transient non-communityGroundwater
47La AntiguaSuffolk150Transient non-communityGroundwater
48Hampton Hills Golf ClubSuffolk150Transient non-communityGroundwater
49Old Stove PubSuffolk150Transient non-communityGroundwater
50Townline BbqSuffolk150Transient non-communityGroundwater