STATE / TERRITORY LEDGER
New York drinking water system records
EPA’s September 2026 export lists 380 active community water systems in New York, with 53 current-violation flags and 4 serious-violator flags among covered systems serving at least 2,500 people.
Source: EPA SDWIS system-search export · Active community systems · Snapshot 13 Sep 2026
Systems380active CWS · pop. 2,500+
Population served17,531,394reported total; may overlap
Current violation flag13.9%53 systems
Serious-violator flag1.1%4 systems
01 / LARGEST SYSTEMS
New York community water systems
EPA’s covered New York records include 380 active community systems reporting a combined population-served total of 17,531,394, which may overlap.
Population served is a system-reported service figure. It is not a count of unique state residents.
| Water system | Population served | Primary source | Current export status |
|---|---|---|---|
| New York City SystemNY7003493 | 8,271,000 | Surface water | Current health-based flag |
| Suffolk County Water AuthorityNY5110526 | 1,100,000 | Ground water | No current violation flagged |
| McwaNY2701047 | 525,262 | Surface water | Current health-based flag |
| OcwaNY3304336 | 350,000 | Surface water | No current violation flagged |
| Ecwa DirectNY1400443 | 313,380 | Surface water | No current violation flagged |
| Buffalo Water AuthorityNY1400422 | 276,000 | Surface water | No current violation flagged |
| Veolia Water New YorkNY4303673 | 270,000 | Surface water | No current violation flagged |
| Liberty Utilities New York - LynbrookNY2902835 | 220,000 | Ground water | No current violation flagged |
| Yonkers CityNY5903465 | 211,569 | Surface water purchased | No current violation flagged |
| Rochester CityNY2704518 | 210,000 | Surface water | Current health-based flag |
| Syracuse CityNY3304334 | 192,000 | Surface water | Current serious-violator flag |
| Veolia Water New York, Inc. Rd-1NY5903444 | 146,732 | Surface water purchased | No current violation flagged |
| Liberty Utilities New York - MerrickNY2902840 | 135,000 | Ground water | No current violation flagged |
| Mvwa - Mohawk Valley Water AuthorityNY3202411 | 126,250 | Surface water | No current violation flagged |
| Wa Of Western NassauNY2902830 | 120,000 | Ground water | No current violation flagged |
| Town Of Hempstead Water DepartmentNY2900000 | 110,000 | Ground water | No current violation flagged |
| Albany CityNY0100189 | 98,000 | Surface water | No current violation flagged |
| Ecwa AmherstNY1400399 | 92,697 | Surface water purchased | No current violation flagged |
| Greenburgh Consolidated Wd #1NY5903429 | 86,624 | Surface water purchased | No current violation flagged |
| Latham Water DistrictNY0100198 | 85,590 | Surface water | No current violation flagged |
| South Huntington Water DistrictNY5103263 | 81,760 | Ground water | No current violation flagged |
| Mount Vernon Water DepartmentNY5903441 | 73,893 | Surface water purchased | No current violation flagged |
| Tonawanda, Town Water Dept.NY1404556 | 72,571 | Surface water | No current violation flagged |
| Schenectady City Water WorksNY4600070 | 61,821 | Ground water | No current violation flagged |
| Westchester Joint Water WorksNY5903435 | 59,629 | Surface water | Current health-based flag |
| White Plains CityNY5903464 | 59,559 | Surface water purchased | No current violation flagged |
| Jericho WdNY2902831 | 58,000 | Ground water | No current violation flagged |
| Veolia Water New York, Inc. Rd-2NY5903456 | 57,301 | Surface water purchased | No current violation flagged |
| Hempstead (V)NY2902827 | 56,000 | Ground water | No current violation flagged |
| Elmira Water BoardNY0701008 | 54,000 | Surface water | No current violation flagged |
| Kiryas JoelNY3503627 | 51,623 | Ground water | No current violation flagged |
| Troy City PWSNY4100050 | 51,401 | Surface water | No current violation flagged |
| Niagara Falls Water BoardNY3100568 | 50,193 | Surface water | No current violation flagged |
| Hicksville WdNY2902829 | 48,000 | Ground water | No current violation flagged |
| Binghamton, City OfNY0301651 | 47,600 | Surface water | No current violation flagged |
| Jamestown BpuNY0600366 | 46,712 | Ground water | No current violation flagged |
| Endicott Municipal Water WorksNY0301665 | 45,000 | Ground water | No current violation flagged |
| Freeport (V)NY2902823 | 45,000 | Ground water | No current violation flagged |
| South Farmingdale WdNY2902854 | 44,700 | Ground water | No current violation flagged |
| Manhasset Lakeville WdNY2902836 | 43,000 | Ground water | No current violation flagged |
| Massapequa WdNY2902837 | 43,000 | Ground water | No current violation flagged |
| Poughkeepsie Townwide WdNY1302812 | 43,000 | Surface water purchased | No current violation flagged |
| Greenlawn Water DistrictNY5103271 | 42,000 | Ground water | Current serious-violator flag |
| Yorktown Consold. Water Dist.#1NY5903469 | 36,000 | Surface water purchased | No current violation flagged |
| Clifton Park Water AuthorityNY4500175 | 35,000 | Surface water purchased | Current monitoring/reporting flag |
| Long Beach CityNY2902834 | 35,000 | Ground water | No current violation flagged |
| Riverhead Water DistrictNY5103705 | 35,000 | Ground water | No current violation flagged |
| Dix Hills Water DistrictNY5103276 | 34,522 | Ground water | No current violation flagged |
| Fort DrumNY2212214 | 34,000 | Surface water purchased | No current violation flagged |
| Plainview WdNY2902845 | 34,000 | Ground water | No current violation flagged |
| Port Washington WdNY2912267 | 34,000 | Ground water | No current violation flagged |
| Bethpage WdNY2902817 | 33,000 | Ground water | No current violation flagged |
| West Hempstead WdNY2902857 | 32,031 | Ground water | No current violation flagged |
| Rome CityNY3202405 | 31,795 | Surface water | No current violation flagged |
| Cornell UniversityNY5417686 | 31,581 | Surface water | No current violation flagged |
| North Tonawanda CityNY3100572 | 31,568 | Surface water | No current violation flagged |
| Wa Of Great Neck NorthNY2902841 | 31,400 | Ground water | No current violation flagged |
| Bethlehem Wd No 1NY0100191 | 31,000 | Surface water | No current violation flagged |
| Poughkeepsie CityNY1330291 | 30,639 | Surface water purchased | No current violation flagged |
| Guilderland Town WdNY0100205 | 30,000 | Surface water | No current violation flagged |
| Middletown CityNY3503534 | 30,000 | Surface water | No current violation flagged |
| Ossining Water DepartmentNY5903451 | 30,000 | Surface water | No current violation flagged |
| Ithaca CityNY5404416 | 29,457 | Surface water | No current violation flagged |
| Oswego CityNY3704361 | 29,400 | Surface water | No current violation flagged |
| Ecwa LancasterNY1400421 | 29,018 | Surface water purchased | No current violation flagged |
| Newburgh CityNY3503549 | 29,000 | Surface water | No current violation flagged |
| Cortlandt Consolidated WdNY5903423 | 28,369 | Surface water purchased | No current violation flagged |
| Glen Cove CityNY2902826 | 28,000 | Ground water | No current violation flagged |
| Rotterdam Wd #5NY4600069 | 28,000 | Ground water | No current violation flagged |
| Watertown CityNY2202346 | 27,861 | Surface water | No current violation flagged |
| AuburnNY0501710 | 27,179 | Surface water | No current violation flagged |
| Saratoga Springs CityNY4500168 | 26,525 | Surface water | No current violation flagged |
| Brockport VillageNY2701039 | 25,918 | Surface water purchased | Current monitoring/reporting flag |
| New Windsor Consolidated WdNY3503580 | 25,667 | Surface water purchased | No current violation flagged |
| Rockville Centre (V)NY2902848 | 24,700 | Ground water | No current violation flagged |
| Ecwa Orchard ParkNY1421762 | 24,582 | Surface water purchased | No current violation flagged |
| Peekskill CityNY5903452 | 24,272 | Surface water | No current violation flagged |
| Palmyra-Macedon-Walworth CsaNY5801257 | 24,267 | Surface water purchased | No current violation flagged |
| Plattsburgh CityNY0900217 | 24,173 | Surface water | No current violation flagged |
| Kingston (City) Water DistrictNY5503374 | 24,000 | Surface water | No current violation flagged |
| Ecwa West SenecaNY1404543 | 23,557 | Surface water purchased | No current violation flagged |
| Garden City (V)NY2902824 | 23,272 | Ground water | No current violation flagged |
| Niskayuna Consolidated Wd #11NY4600073 | 22,287 | Ground water | No current violation flagged |
| Newburgh Consolidated WdNY3503578 | 22,282 | Surface water | Other current violation flag |
| Vestal Consolidated W.D. #1NY0301674 | 22,200 | Ground water | No current violation flagged |
| Scarsdale Water DepartmentNY5903457 | 21,649 | Surface water purchased | No current violation flagged |
| Queensbury Water DistrictNY5600114 | 21,200 | Surface water | Other current violation flag |
| Lockport City WtpNY3100564 | 21,165 | Surface water | No current violation flagged |
| Lockport Town WdsNY3100563 | 21,105 | Surface water purchased | No current violation flagged |
| Amsterdam (C)NY2800136 | 20,700 | Surface water | No current violation flagged |
| Mineola (V)NY2902839 | 20,600 | Ground water | No current violation flagged |
| Westbury WdNY2902856 | 20,500 | Ground water | No current violation flagged |
| Cortland (C)NY1101754 | 20,095 | Ground water | No current violation flagged |
| Franklin Square WdNY2902822 | 20,000 | Ground water | No current violation flagged |
| Smithtown Water DistrictNY5105656 | 19,635 | Ground water purchased | No current violation flagged |
| Grand Island Town Water Dept.NY1400451 | 19,500 | Surface water | No current violation flagged |
| Wallkill Consolidated WdNY3503584 | 18,450 | Groundwater under influence of surface water | No current violation flagged |
| Cohoes CityNY0100192 | 18,447 | Surface water | No current violation flagged |
| Wheatfield WdNY3100585 | 18,117 | Surface water purchased | No current violation flagged |
| Garden City Park WdNY2902825 | 18,000 | Ground water | No current violation flagged |
| Gloversville (C) Water WorksNY1700018 | 17,991 | Surface water | No current violation flagged |
| Kensico Water DistrictNY5930082 | 17,917 | Surface water purchased | No current violation flagged |
| New Castle/Stanwood W.D.NY5903442 | 17,116 | Surface water purchased | No current violation flagged |
| Roslyn WdNY2902851 | 17,000 | Ground water | No current violation flagged |
| Massena VillageNY4404390 | 16,729 | Surface water | Current monitoring/reporting flag |
| Fulton CityNY3704355 | 16,600 | Surface water purchased | No current violation flagged |
| Johnson City Water WorksNY0301668 | 16,578 | Ground water | No current violation flagged |
| Mcwa GeneseeNY1800547 | 16,541 | Surface water purchased | No current violation flagged |
| Lewiston Water ImprovementareaNY3100561 | 16,257 | Surface water purchased | Current monitoring/reporting flag |
| Dewitt Wds - SouthNY3304343 | 16,200 | Surface water purchased | No current violation flagged |
| Clay WdsNY3304344 | 16,000 | Surface water purchased | No current violation flagged |
| Oneonta CityNY3800154 | 15,954 | Surface water | Other current violation flag |
| East Greenbush General W.D.NY4100051 | 15,843 | Surface water purchased | No current violation flagged |
| Batavia CityNY1800544 | 15,475 | Surface water | No current violation flagged |
| Kenmore VillageNY1410142 | 15,423 | Surface water purchased | Other current violation flag |
| Glenville Wd #11NY4600091 | 15,000 | Ground water | No current violation flagged |
| Halfmoon Water District (Troy)NY4519111 | 15,000 | Surface water purchased | No current violation flagged |
| Horseheads VillageNY0701009 | 15,000 | Groundwater under influence of surface water | No current violation flagged |
| Nyack Village Water SupplyNY4303666 | 14,700 | Surface water | No current violation flagged |
| Olean CityNY0400345 | 14,500 | Surface water | No current violation flagged |
| Beacon CityNY1302760 | 14,370 | Surface water | No current violation flagged |
| Glens Falls CityNY5600104 | 14,000 | Surface water | No current violation flagged |
| United Wappinger Water Improvement Dist.NY1330660 | 14,000 | Groundwater under influence of surface water | No current violation flagged |
| Dewitt Wds - NorthNY3316112 | 13,600 | Surface water purchased | No current violation flagged |
| Albertson WdNY2902815 | 13,500 | Ground water | No current violation flagged |
| Liberty Utilities New York - Sea CliffNY2902853 | 13,400 | Ground water | No current violation flagged |
| Geneva CityNY3401156 | 13,334 | Surface water | No current violation flagged |
| Malone VNY1600008 | 13,232 | Ground water | No current violation flagged |
| Canandaigua-Farmington Consolidated W.D.NY3401151 | 13,000 | Surface water purchased | No current violation flagged |
| Ithaca Town WdNY5404419 | 13,000 | Surface water purchased | No current violation flagged |
| Scotia Village Water WorksNY4600071 | 12,800 | Ground water | No current violation flagged |
| Dunkirk CityNY0600360 | 12,743 | Surface water | Current health-based flag |
| Hampton Bays Water DistrictNY5103704 | 12,500 | Ground water | No current violation flagged |
| Ecwa EvansNY1400445 | 12,338 | Surface water purchased | No current violation flagged |
| Monroe VillageNY3503535 | 12,000 | Surface water | No current violation flagged |
| Suffern VillageNY4303675 | 12,000 | Ground water | Current monitoring/reporting flag |
| Robert Moses State ParkNY5117671 | 11,600 | Ground water | No current violation flagged |
| Oneida CityNY2602381 | 11,393 | Surface water | No current violation flagged |
| Canandaigua CityNY3401150 | 11,264 | Surface water | No current violation flagged |
| Mount Kisco Water DepartmentNY5903437 | 11,187 | Surface water | No current violation flagged |
| Plattsburgh Consolidated Water DistrictNY0900220 | 11,162 | Ground water | Current monitoring/reporting flag |
| Tarrytown Water SupplyNY5903461 | 11,000 | Surface water purchased | No current violation flagged |
| Woodbury Cons. W.D.NY3503573 | 10,845 | Ground water | No current violation flagged |
| St James Water DistrictNY5103266 | 10,587 | Ground water purchased | No current violation flagged |
| Corning CityNY5001209 | 10,300 | Ground water | No current violation flagged |
| Elma Water District No. 1NY1420549 | 10,287 | Surface water purchased | No current violation flagged |
| North Greenbush Consolidated DistrictNY4130243 | 10,226 | Surface water purchased | No current violation flagged |
| Ontario Town Benefit Area #1NY5801233 | 10,136 | Surface water | No current violation flagged |
| Ogdensburg CityNY4404394 | 10,064 | Surface water | No current violation flagged |
| Burnt Hills-Ballston Lk WdNY4505658 | 10,000 | Surface water purchased | No current violation flagged |
| Lcwsa Consolidated Water DistrictNY2501019 | 9,892 | Surface water purchased | No current violation flagged |
| Watervliet CityNY0110127 | 9,889 | Surface water | No current violation flagged |
| Hornell CityNY5001215 | 9,870 | Surface water | No current violation flagged |
| Sleepy Hollow (Village)NY5903450 | 9,870 | Surface water purchased | No current violation flagged |
| Waterford Water Works (Purchase Troy)NY4500173 | 9,800 | Surface water purchased | Other current violation flag |
| Ecwa Hamburg (V)NY1400515 | 9,744 | Surface water purchased | No current violation flagged |
| Cornwall-On-HudsonNY3503526 | 9,700 | Surface water | No current violation flagged |
| Fredonia VillageNY0600364 | 9,585 | Surface water | No current violation flagged |
| Pleasantville Water DistrictNY5903455 | 9,550 | Surface water purchased | No current violation flagged |
| Wilton Water & Sewer AuthorityNY4500186 | 9,490 | Surface water purchased | Other current violation flag |
| Seneca FallsNY4901198 | 9,400 | Surface water | No current violation flagged |
| Newfane Town WdsNY3100573 | 9,304 | Surface water purchased | No current violation flagged |
| Rensselaer City PWSNY4100044 | 9,300 | Surface water purchased | No current violation flagged |
| Baldwinsville VillageNY3304307 | 9,200 | Ground water | No current violation flagged |
| Chenango Consolidated Wd #1NY0301653 | 9,200 | Ground water | No current violation flagged |
| Briarcliff Manor VillageNY5903420 | 9,190 | Surface water purchased | No current violation flagged |
| Newark VillageNY5801232 | 9,142 | Surface water | No current violation flagged |
| Bedford Consolidated W.D.NY5903419 | 9,056 | Surface water purchased | No current violation flagged |
| Scriba Wd (Oswego)NY3730037 | 9,044 | Surface water purchased | No current violation flagged |
| Carle Place WdNY2902818 | 9,005 | Ground water | No current violation flagged |
| Chautauqua Utility DistrictNY0600381 | 9,000 | Surface water | No current violation flagged |
| Port Jervis CityNY3503554 | 9,000 | Surface water | No current violation flagged |
| Malta Water District #1NY4511620 | 8,950 | Ground water | Other current violation flag |
| Dansville VillageNY2501015 | 8,900 | Surface water | No current violation flagged |
| Farmingdale (V)NY2902821 | 8,744 | Ground water | No current violation flagged |
| Oyster Bay WdNY2902844 | 8,700 | Ground water | No current violation flagged |
| Mcwa - GenevaNY3404515 | 8,532 | Surface water purchased | No current violation flagged |
| Big Flats Water District 5NY0701011 | 8,489 | Ground water | No current violation flagged |
| Potsdam VillageNY4404397 | 8,312 | Surface water | No current violation flagged |
| Johnstown (C) Water WorksNY1700019 | 8,154 | Surface water | No current violation flagged |
| Niagara Water Improvement AreaNY3100571 | 8,100 | Surface water purchased | No current violation flagged |
| Ilion (V) Water WorksNY2102307 | 8,053 | Surface water | Current health-based flag |
| Colonie VillageNY0100194 | 8,030 | Surface water purchased | No current violation flagged |
| Catskill VillageNY1900026 | 8,000 | Surface water | No current violation flagged |
| Croton On Hudson VillageNY5903425 | 8,000 | Ground water | Current monitoring/reporting flag |
| Geneseo VillageNY2501017 | 8,000 | Surface water | No current violation flagged |
| Monticello VillageNY5203337 | 8,000 | Surface water | No current violation flagged |
| Norwich CityNY0801745 | 8,000 | Surface water | No current violation flagged |
| U.S.M.A. - Lusk SystemNY3511887 | 8,000 | Surface water | Current monitoring/reporting flag |
| Fallsburg Who-Ls-SfNY5203324 | 7,850 | Ground water | No current violation flagged |
| Sea Breeze WdNY2701118 | 7,800 | Surface water purchased | Current serious-violator flag |
| Sodus-Huron-Wolcott-Butler CsaNY5801247 | 7,746 | Surface water purchased | No current violation flagged |
| Royalton Townwide Water Dist.NY3100580 | 7,710 | Surface water purchased | No current violation flagged |
| Washingtonville VillageNY3503567 | 7,700 | Ground water | Other current violation flag |
| Herkimer VillageNY2102306 | 7,606 | Surface water | Current health-based flag |
| Pine Bush Water DistrictNY3503553 | 7,600 | Ground water | No current violation flagged |
| New Paltz (Village) Water DistNY5503379 | 7,523 | Surface water | No current violation flagged |
| Locust Valley WdNY2902833 | 7,500 | Ground water | No current violation flagged |
| Williston Park (V)NY2902858 | 7,287 | Ground water | No current violation flagged |
| Ecwa BostonNY1421897 | 7,250 | Surface water purchased | No current violation flagged |
| Leray Town Wd 1, 2, 4NY2221206 | 7,140 | Ground water | No current violation flagged |
| Canton VillageNY4404381 | 7,055 | Ground water | No current violation flagged |
| Brunswick Consolidated Water DistrictNY4110144 | 7,050 | Surface water purchased | Current monitoring/reporting flag |
| Walden VillageNY3503559 | 7,007 | Ground water | Current monitoring/reporting flag |
| Hudson Falls Village (Queensbury)NY5700123 | 7,000 | Surface water purchased | No current violation flagged |
| Waterloo VillageNY4901199 | 7,000 | Surface water | No current violation flagged |
| Hyde Park RegionalNY1302796 | 6,928 | Surface water | No current violation flagged |
| Porter Master Improvement AreaNY3100577 | 6,920 | Surface water purchased | No current violation flagged |
| Canandaigua Town Cons. WdNY3430008 | 6,800 | Surface water purchased | No current violation flagged |
| Warwick VillageNY3503561 | 6,800 | Surface water | No current violation flagged |
| Hudson CityNY1000239 | 6,750 | Surface water | No current violation flagged |
| Bayville (V)NY2902816 | 6,700 | Ground water | No current violation flagged |
| Irvington Water SupplyNY5903432 | 6,631 | Surface water purchased | No current violation flagged |
| East Aurora VillageNY1400433 | 6,610 | Surface water purchased | Current monitoring/reporting flag |
| Moreau Wd #2 (Queensbury)NY4500177 | 6,600 | Surface water purchased | Other current violation flag |
| Williamson Town WdNY5801258 | 6,600 | Surface water | Current monitoring/reporting flag |
| Ballston Spa VillageNY4500162 | 6,541 | Ground water | Other current violation flag |
| Medina VillageNY3600600 | 6,500 | Surface water purchased | No current violation flagged |
| Larchmont VillageNY5903433 | 6,485 | Surface water purchased | No current violation flagged |
| Marion-Arcadia-Sodus CsaNY5801231 | 6,303 | Surface water purchased | No current violation flagged |
| Pendleton Town WdNY3100574 | 6,050 | Surface water purchased | Current monitoring/reporting flag |
| Albion VillageNY3600596 | 6,000 | Surface water | No current violation flagged |
| Rhinebeck Village WaterNY1302776 | 6,000 | Surface water | Current monitoring/reporting flag |
| Westchester County Wd #3NY5903482 | 6,000 | Surface water purchased | No current violation flagged |
| Wilson Town Water DistrictNY3100587 | 5,993 | Surface water purchased | No current violation flagged |
| Cambria Water DistrictNY3100557 | 5,839 | Surface water purchased | No current violation flagged |
| Salamanca CityNY0400349 | 5,815 | Ground water | No current violation flagged |
| Ecwa NewsteadNY1422651 | 5,801 | Surface water purchased | No current violation flagged |
| Arcadia-Lyons CsaNY5821130 | 5,800 | Surface water purchased | No current violation flagged |
| Wellsville Village Public WaterNY0200327 | 5,700 | Surface water | No current violation flagged |
| Goshen VillageNY3503528 | 5,600 | Surface water | No current violation flagged |
| Wappingers Falls VillageNY1302783 | 5,522 | Ground water | No current violation flagged |
| Saint Regis Mohawk Tribe020000005 | 5,500 | Surface water | No current violation flagged |
| Tupper Lake VNY1600012 | 5,500 | Surface water | No current violation flagged |
| Ulster Water DistrictNY5503390 | 5,500 | Surface water purchased | No current violation flagged |
| Batavia Consolidated W.D.NY1800554 | 5,445 | Surface water purchased | No current violation flagged |
| Bath Village Consolidated Sampling AreaNY5001206 | 5,400 | Ground water | No current violation flagged |
| Saranac Lake VNY1600011 | 5,345 | Ground water | No current violation flagged |
| Elmsford VillageNY5903427 | 5,293 | Surface water purchased | No current violation flagged |
| Penn Yan VillageNY6101263 | 5,248 | Surface water | Current monitoring/reporting flag |
| Mechanicville CityNY4500166 | 5,200 | Surface water | No current violation flagged |
| Carmel Wd 2NY3903641 | 5,000 | Surface water | No current violation flagged |
| Harriman VillageNY3503531 | 5,000 | Ground water | No current violation flagged |
| Lake Placid VNY1500284 | 5,000 | Surface water | No current violation flagged |
| Cattaraugus Cws020000008 | 4,999 | Surface water purchased | No current violation flagged |
| Hoosick Falls (V) PWSNY4100041 | 4,925 | Ground water | No current violation flagged |
| Veolia Of OwegoNY5304409 | 4,850 | Ground water | No current violation flagged |
| Waverly VillageNY5304410 | 4,830 | Ground water | No current violation flagged |
| Heritage Hills Water SystemNY5917221 | 4,700 | Ground water | No current violation flagged |
| Old Westbury (V)NY2902843 | 4,700 | Ground water | No current violation flagged |
| Cobleskill VillageNY4700094 | 4,678 | Surface water | No current violation flagged |
| Little Falls CityNY2102308 | 4,605 | Surface water | No current violation flagged |
| Morningside Heights Wd / Erwin (T)NY5001212 | 4,570 | Ground water | No current violation flagged |
| Montgomery VillageNY3503542 | 4,519 | Ground water | No current violation flagged |
| Kingsbury Wd (Queensbury)NY5722361 | 4,500 | Surface water purchased | No current violation flagged |
| Menands VillageNY0100200 | 4,500 | Surface water purchased | No current violation flagged |
| Ocean Beach Water DistrictNY5103280 | 4,500 | Ground water | No current violation flagged |
| Port Ewen Water DistrictNY5503382 | 4,500 | Surface water | No current violation flagged |
| Ravena VillageNY0100201 | 4,500 | Surface water | No current violation flagged |
| Homer Village-Newton Water WorksNY1101757 | 4,368 | Ground water | No current violation flagged |
| Cortlandville Town WaterNY1101755 | 4,300 | Ground water | No current violation flagged |
| Ellenville (Village) Water DisNY5503366 | 4,300 | Ground water | No current violation flagged |
| Springville VillageNY1400539 | 4,266 | Ground water | No current violation flagged |
| GouverneurNY4404385 | 4,263 | Surface water | No current violation flagged |
| Saugerties (Village) Water DisNY5503386 | 4,200 | Surface water | No current violation flagged |
| Hartland WdNY3100588 | 4,117 | Surface water purchased | No current violation flagged |
| Hamilton VillageNY2602377 | 4,107 | Ground water | No current violation flagged |
| Fishkill VillageNY1302765 | 4,101 | Ground water | Current monitoring/reporting flag |
| Highland Falls VillageNY3503532 | 4,101 | Surface water | No current violation flagged |
| Glasco Water DistrictNY5503367 | 4,071 | Surface water purchased | No current violation flagged |
| Angola VillageNY1400411 | 4,050 | Surface water purchased | No current violation flagged |
| Greenport Wd No1NY1000238 | 4,050 | Ground water | No current violation flagged |
| Coxsackie VillageNY1900027 | 4,010 | Surface water | No current violation flagged |
| Highland Water DistrictNY5503368 | 4,000 | Surface water | No current violation flagged |
| Lowville VillageNY2402365 | 4,000 | Surface water | No current violation flagged |
| Saratoga Springs City (Geyser Crest)NY4500178 | 4,000 | Ground water | No current violation flagged |
| U.S.M.A. - Stoney Lonesome SysNY3511338 | 4,000 | Surface water | No current violation flagged |
| Richland Town PWSNY3730165 | 3,950 | Ground water | No current violation flagged |
| Liberty VillageNY5203329 | 3,900 | Surface water | Current monitoring/reporting flag |
| South Glens Falls VillageNY4500170 | 3,900 | Groundwater under influence of surface water | No current violation flagged |
| Westfield Village And TownNY0615782 | 3,890 | Surface water | No current violation flagged |
| Warsaw VillageNY6000618 | 3,850 | Surface water | No current violation flagged |
| Somers Consolidated Water District #1NY5903426 | 3,848 | Surface water purchased | No current violation flagged |
| Delhi VillageNY1200257 | 3,833 | Ground water | No current violation flagged |
| Sidney VillageNY1200270 | 3,800 | Ground water | No current violation flagged |
| Brinkerhoff Water DistrictNY1302766 | 3,788 | Ground water | No current violation flagged |
| Hopewell Cons Wd 1NY3411948 | 3,781 | Surface water purchased | No current violation flagged |
| Ticonderoga WdNY1500293 | 3,700 | Surface water | Current health-based flag |
| Perry VillageNY6000613 | 3,673 | Surface water | No current violation flagged |
| Alfred State CollegeNY0220581 | 3,600 | Ground water purchased | No current violation flagged |
| Carthage VillageNY2202334 | 3,600 | Surface water | No current violation flagged |
| Warrensburg Water DistrictNY5600112 | 3,600 | Ground water | Other current violation flag |
| Palmyra VillageNY5801235 | 3,580 | Surface water | Current monitoring/reporting flag |
| Bear Mountain Water SupplyNY4317681 | 3,564 | Surface water | No current violation flagged |
| Brookhaven National LaboratoryNY5111891 | 3,500 | Ground water | No current violation flagged |
| Mount Morris VillageNY2501023 | 3,500 | Surface water | No current violation flagged |
| Skaneateles WdsNY3304347 | 3,500 | Surface water purchased | No current violation flagged |
| Chester VillageNY3503524 | 3,448 | Surface water | No current violation flagged |
| Gorham Town WdNY3401170 | 3,420 | Surface water | No current violation flagged |
| South Blooming Grove Village Wd 1NY3510641 | 3,400 | Ground water | Other current violation flag |
| Greenwood Lake VillageNY3503530 | 3,383 | Groundwater under influence of surface water | No current violation flagged |
| Fort Edward VillageNY5700119 | 3,300 | Surface water | Current serious-violator flag |
| Stevensville+RflNY5211831 | 3,250 | Ground water | Current monitoring/reporting flag |
| Marlborough Water DistrictNY5503377 | 3,248 | Surface water purchased | No current violation flagged |
| East Louisville Water DistrictNY4430133 | 3,235 | Surface water | No current violation flagged |
| Heritage Springs Water WorksNY4522501 | 3,200 | Ground water | No current violation flagged |
| Owego Wd #4NY5305670 | 3,196 | Ground water | No current violation flagged |
| Cayuga Heights VillageNY5404411 | 3,170 | Surface water purchased | No current violation flagged |
| Lee Water DistrictNY3202394 | 3,150 | Surface water purchased | No current violation flagged |
| Maybrook VillageNY3503533 | 3,150 | Ground water | No current violation flagged |
| Sherrill - Kenwood WdNY3202419 | 3,142 | Surface water purchased | No current violation flagged |
| Akron VillageNY1400397 | 3,100 | Surface water | No current violation flagged |
| Lansing (V)NY5416982 | 3,100 | Surface water purchased | No current violation flagged |
| Montrose Improvement DistrictNY5903436 | 3,100 | Surface water purchased | No current violation flagged |
| Moriah WdNY1500287 | 3,100 | Surface water | Current monitoring/reporting flag |
| North Chautauqua County Water DistrictNY0630144 | 3,100 | Surface water purchased | No current violation flagged |
| Orchard Park VillageNY1400537 | 3,100 | Surface water purchased | No current violation flagged |
| Silver Creek VillageNY0600375 | 3,100 | Surface water purchased | No current violation flagged |
| Voorheesville VillageNY0100203 | 3,100 | Ground water | No current violation flagged |
| Northport Va HospitalNY5111894 | 3,088 | Ground water | No current violation flagged |
| Brocton Portland Water DistrictNY0630167 | 3,086 | Surface water purchased | No current violation flagged |
| Walton VillageNY1200274 | 3,010 | Ground water | No current violation flagged |
| Clinton Correctional FacilityNY0904192 | 3,001 | Ground water | No current violation flagged |
| Amsterdam (T)NY2811730 | 3,000 | Surface water purchased | No current violation flagged |
| Avon Town WdNY2501016 | 3,000 | Surface water purchased | No current violation flagged |
| Avon VillageNY2501012 | 3,000 | Surface water | No current violation flagged |
| Cambridge Water WorksNY5700117 | 3,000 | Ground water | No current violation flagged |
| Clinton VillageNY3202386 | 3,000 | Ground water | No current violation flagged |
| Keuka Park WdNY6101266 | 3,000 | Surface water purchased | No current violation flagged |
| Lansing (T) Consolidated WdNY5416959 | 3,000 | Surface water purchased | No current violation flagged |
| Mcwa Kendall Water DistrictNY3630094 | 3,000 | Surface water purchased | No current violation flagged |
| Owasco Water DistrictNY0501721 | 3,000 | Surface water | No current violation flagged |
| Rombout Water DistrictNY1319167 | 3,000 | Surface water purchased | No current violation flagged |
| Stillwater Town (Scwa)NY4530267 | 3,000 | Surface water purchased | Other current violation flag |
| Frankfort (V) Water WorksNY2102301 | 2,995 | Ground water | Current monitoring/reporting flag |
| Mohawk (V) Water WorksNY2102310 | 2,985 | Ground water | No current violation flagged |
| Champlain VillageNY0900211 | 2,947 | Ground water | No current violation flagged |
| Cazenovia VillageNY2602371 | 2,900 | Ground water | No current violation flagged |
| Green Island VillageNY0100195 | 2,900 | Surface water purchased | Current health-based flag |
| Lima VillageNY2501021 | 2,900 | Surface water purchased | No current violation flagged |
| Sands Point (V)NY2902852 | 2,900 | Ground water | No current violation flagged |
| Swan In Swan LakeNY5230273 | 2,900 | Ground water | No current violation flagged |
| Florida VillageNY3503527 | 2,884 | Surface water | No current violation flagged |
| Alfred UniversityNY0220582 | 2,800 | Ground water | No current violation flagged |
| Camden Village (Gu)NY3202385 | 2,800 | Groundwater under influence of surface water | No current violation flagged |
| Carlton Water DistrictNY3604569 | 2,800 | Surface water purchased | No current violation flagged |
| Gowanda VillageNY0400340 | 2,800 | Surface water | No current violation flagged |
| Green Haven Correctional FacilityNY1300425 | 2,800 | Groundwater under influence of surface water | No current violation flagged |
| Whitehall VillageNY5700124 | 2,800 | Surface water | No current violation flagged |
| Lewiston VillageNY3100558 | 2,781 | Surface water purchased | No current violation flagged |
| Owego Wd #2NY5305672 | 2,754 | Ground water | No current violation flagged |
| Pace UniversityNY5907678 | 2,753 | Surface water purchased | No current violation flagged |
| Schroon Lake WdNY1500292 | 2,750 | Ground water | No current violation flagged |
| Red Hook VillageNY1302775 | 2,730 | Ground water | No current violation flagged |
| Albion TownNY3623006 | 2,725 | Surface water purchased | No current violation flagged |
| Somerset Consolidated WdNY3100583 | 2,723 | Surface water purchased | No current violation flagged |
| Peru WdNY0900216 | 2,700 | Surface water | No current violation flagged |
| Sauquoit Consolidated Wd (T/O/Paris)NY3202407 | 2,700 | Ground water | No current violation flagged |
| York Water DistrictNY2501027 | 2,700 | Surface water purchased | No current violation flagged |
| Geneva Wd #2 CsaNY3404514 | 2,680 | Ground water | Current monitoring/reporting flag |
| Hamilton College WdNY3202470 | 2,672 | Surface water purchased | No current violation flagged |
| Alden VillageNY1400398 | 2,666 | Ground water | No current violation flagged |
| Cold Spring VillageNY3903652 | 2,666 | Surface water | Current health-based flag |
| Attica VillageNY6000607 | 2,659 | Surface water | No current violation flagged |
| Conklin Water SystemNY0301660 | 2,654 | Ground water | No current violation flagged |
| Arcade VillageNY6000608 | 2,630 | Ground water | No current violation flagged |
| Seneca Town WdNY3401178 | 2,625 | Ground water purchased | Current monitoring/reporting flag |
| Morrisville State CollegeNY2613319 | 2,620 | Ground water | No current violation flagged |
| Skaneateles VillageNY3304331 | 2,610 | Surface water purchased | No current violation flagged |
| Town Of GeneseoNY2530005 | 2,605 | Surface water purchased | No current violation flagged |
| Binghamton (T) Consolidated WdNY0301652 | 2,600 | Surface water purchased | Current monitoring/reporting flag |
| Cape Vincent Town Wd 1 & 5NY2230018 | 2,600 | Surface water purchased | No current violation flagged |
| Carroll (T) Water DistrictNY0600365 | 2,600 | Ground water | No current violation flagged |
| Kirkwood Consolidated Wd #1NY0311206 | 2,600 | Ground water | No current violation flagged |
| Ridgeway Town WdNY3612221 | 2,600 | Surface water purchased | No current violation flagged |
| Eastern/Ulster Correctional FaNY5503751 | 2,578 | Ground water | Current monitoring/reporting flag |
| East Williston (V)NY2902820 | 2,556 | Ground water purchased | No current violation flagged |
| Rouses Point Village WdNY0900223 | 2,550 | Surface water | Current health-based flag |
| Lake Luzerne Water DistrictNY5600108 | 2,500 | Ground water | No current violation flagged |
| North Castle Water District #1NY5903445 | 2,500 | Surface water purchased | No current violation flagged |
02 / CITY REPORTS
New York city water-system reports
New York has 226 city reports meeting the publication threshold for covered systems or reported population served.
North Hempstead (T)8 systemsOyster Bay (T)8 systemsHempstead (T)6 systemsHuntington (T)5 systemsIthaca (C)5 systemsMount Pleasant (T)4 systemsBatavia (T)3 systemsHighlands (T)3 systemsSmithtown (T)3 systemsAlfred (V)2 systemsAmherst (T)2 systemsAngola (V)2 systemsBabylon (T)2 systemsBethel (T)2 systemsBrookhaven (T)2 systemsBuffalo (C)2 systemsCanandaigua (T)2 systemsClarkstown (T)2 systemsCortlandt (T)2 systemsDe Witt (T)2 systemsFishkill (T)2 systemsGreenburgh (T)2 systemsIrondequoit (T)2 systemsIslip (T)2 systemsKendall (T)2 systemsKenmore (V)2 systemsKirkland (T)2 systemsLeray (T)2 systemsLewiston (V)2 systemsNiagara Falls (C)2 systemsOwego (V)2 systemsRensselaer (C)2 systemsRiverhead (T)2 systemsRochester (C)2 systemsRome (C)2 systemsRoyalton (T)2 systemsSaratoga Sprngs (C)2 systemsSaugerties (T)2 systemsSchenectady (C)2 systemsSkaneateles (T)2 systemsSomers (T)2 systemsSouthampton (T)2 systemsSyracuse (C)2 systemsTonawanda (C)2 systemsVictor (T)2 systemsWoodbury (T)2 systemsAlabama (T)1 systemsAlbany (C)1 systemsAmsterdam (C)1 systemsArdsley (V)1 systemsAuburn (C)1 systemsBallston (T)1 systemsBatavia (C)1 systemsBeacon (C)1 systemsBergen (T)1 systemsBergen (V)1 systemsBethany (T)1 systemsBethlehem (T)1 systemsBinghamton (C)1 systemsBrighton (T)1 systemsBrockport (V)1 systemsBronxville (V)1 systemsByron (T)1 systemsCanandaigua (C)1 systemsCheektowaga (T)1 systemsChili (T)1 systemsChurchville (V)1 systemsClarence (T)1 systemsClarkson (T)1 systemsClay (T)1 systemsClifton Park (T)1 systemsCohoes (C)1 systemsColonie (T)1 systemsConcord (T)1 systemsCorfu (V)1 systemsCorning (C)1 systemsCortland (C)1 systemsDarien (T)1 systemsDeerfield (T)1 systemsDepew (V)1 systemsDobbs Ferry (V)1 systemsDunkirk (C)1 systemsEast Hampton (T)1 systemsEast Rochester (X)1 systemsEastchester (T)1 systemsElma (T)1 systemsElmira (C)1 systemsElmira (T)1 systemsElmira Heights (V)1 systemsEndicott (V)1 systemsEvans (T)1 systemsFairport (V)1 systemsFarmington (T)1 systemsFreeport (V)1 systemsFulton (C)1 systemsGarden City (V)1 systemsGates (T)1 systemsGeneva (C)1 systemsGlen Cove (C)1 systemsGlens Falls (C)1 systemsGlenville (T)1 systemsGloversville (C)1 systemsGrand Island (T)1 systemsGreat Neck (V)1 systemsGreat Neck Estates (V)1 systemsGreat Neck Plaza (V)1 systemsGreece (T)1 systemsGuilderland (T)1 systemsHalfmoon (T)1 systemsHamlin (T)1 systemsHastings-On-Hudson (V)1 systemsHempstead (V)1 systemsHenrietta (T)1 systemsHoneoye Falls (V)1 systemsHorseheads (V)1 systemsJamestown (C)1 systemsJohnson City (V)1 systemsKensington (V)1 systemsKings Point (V)1 systemsKingston (C)1 systemsKiryas Joel (V)1 systemsLackawanna (C)1 systemsLancaster (T)1 systemsLancaster (V)1 systemsLe Roy (T)1 systemsLeroy (V)1 systemsLockport (C)1 systemsLockport (T)1 systemsLong Beach (C)1 systemsLynbrook (V)1 systemsMacedon (T)1 systemsMalone (V)1 systemsMarcy (T)1 systemsMassapequa Park (V)1 systemsMassena (V)1 systemsMendon (T)1 systemsMiddletown (C)1 systemsMineola (V)1 systemsMonroe (V)1 systemsMount Kisco (V)1 systemsMount Vernon (C)1 systemsNew Castle (T)1 systemsNew Hartford (T)1 systemsNew Hartford (V)1 systemsNew Hyde Park (V)1 systemsNew Rochelle (C)1 systemsNew Windsor (T)1 systemsNew York (C)1 systemsNew York Mills (V)1 systemsNewburgh (C)1 systemsNewburgh (T)1 systemsNorth Greenbush (T)1 systemsNorth Tonawanda (C)1 systemsNyack (V)1 systemsOakfield (T)1 systemsOakfield (V)1 systemsOgden (T)1 systemsOgdensburg (C)1 systemsOlean (C)1 systemsOneida (C)1 systemsOneida Castle (V)1 systemsOneonta (C)1 systemsOneonta (T)1 systemsOntario (T)1 systemsOrchard Park (T)1 systemsOriskany (V)1 systemsOssining (T)1 systemsOswego (C)1 systemsParma (T)1 systemsPavilion (T)1 systemsPeekskill (C)1 systemsPelham (V)1 systemsPelham Manor (V)1 systemsPembroke (T)1 systemsPenfield (T)1 systemsPerinton (T)1 systemsPittsford (T)1 systemsPittsford (V)1 systemsPlattsburgh (C)1 systemsPlattsburgh (T)1 systemsPort Chester (V)1 systemsPoughkeepsie (C)1 systemsPoughkeepsie (T)1 systemsQueensbury (T)1 systemsRamapo (T)1 systemsRiga (T)1 systemsRockville Center (V)1 systemsRoslyn (V)1 systemsRotterdam (T)1 systemsRush (T)1 systemsRye (T)1 systemsRye Brook (V)1 systemsSaddle Rock (V)1 systemsScotia (V)1 systemsScottsville (V)1 systemsSea Cliff (V)1 systemsSloan (V)1 systemsSouth Nyack (V)1 systemsSouthold (T)1 systemsSouthport (T)1 systemsSpencerport (V)1 systemsStafford (T)1 systemsStewart Manor (V)1 systemsSweden (T)1 systemsTarrytown (V)1 systemsThomaston (V)1 systemsTroy (C)1 systemsTuckahoe (V)1 systemsUtica (C)1 systemsVestal (T)1 systemsVictor (V)1 systemsWallkill (T)1 systemsWappinger (T)1 systemsWatertown (C)1 systemsWebster (T)1 systemsWest Seneca (T)1 systemsWestbury (V)1 systemsWestmoreland (T)1 systemsWheatfield (T)1 systemsWheatland (T)1 systemsWhite Plains (C)1 systemsWhitesboro (V)1 systemsWhitestown (T)1 systemsYonkers (C)1 systemsYorktown (T)1 systemsYorkville (V)1 systems
03 / COUNTY REPORTS
New York county water-system reports
New York has 57 county reports meeting the publication threshold for covered systems or reported population served.
Nassau35 systemsWestchester30 systemsOrange26 systemsErie20 systemsNiagara16 systemsSaratoga14 systemsDutchess12 systemsSuffolk12 systemsAlbany11 systemsUlster10 systemsChautauqua9 systemsLivingston9 systemsOntario9 systemsBroome8 systemsOneida8 systemsOnondaga8 systemsWayne8 systemsOrleans7 systemsClinton6 systemsRensselaer6 systemsSt. Lawrence6 systemsTompkins6 systemsHerkimer5 systemsJefferson5 systemsSchenectady5 systemsSullivan5 systemsWashington5 systemsEssex4 systemsMadison4 systemsMonroe4 systemsOswego4 systemsRockland4 systemsSteuben4 systemsTioga4 systemsWarren4 systemsWyoming4 systemsAllegany3 systemsCattaraugus3 systemsChemung3 systemsCortland3 systemsDelaware3 systemsFranklin3 systemsGenesee3 systemsCayuga2 systemsColumbia2 systemsFulton2 systemsGreene2 systemsMontgomery2 systemsPutnam2 systemsSeneca2 systemsYates2 systemsBronx1 systemsKings1 systemsNew York1 systemsOtsego1 systemsQueens1 systemsRichmond1 systems