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Washington County, New York — public water systems

At a glance

118 active public water systems are filed under Washington County, New York in EPA's SDWIS records, together reporting 44,055 people served. The largest is Hudson Falls Village (Queensbury), which reports serving 7,000 people. 21 are community water systems serving people where they live; the other 97 are non-community systems, such as schools, workplaces, campgrounds and gas stations with their own supply.

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

Active systems

118

Population served

44.1K

Community systems

21

Groundwater share

90.7%

How does Washington County compare with other New York counties?

Washington County has the 26th-most active public water systems among the 100 counties listed for active New York systems in EPA records; among the 64 with 3 or more systems, the median has 94. Its systems report 44,055 people served in total, the 44th-largest county figure in the state and 0.2% of the statewide total. The average system here reports serving 373 people, well below the New York average of 2,374. Population figures are what each system reports; people served by more than one system, such as a wholesaler and the town that buys from it, are counted by each.

Where does Washington County's drinking water come from?

By primary water source, Washington County's active systems draw on groundwater (104, 88%), purchased surface water (5, 4.2%), surface water (4, 3.4%) and groundwater under influence of surface water (3, 2.5%). Overall, 91% rely mainly on groundwater (including purchased groundwater) and 7.6% on surface water, compared with 91% and 8.5% across New York. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Hudson Falls Village (Queensbury), draws primarily on purchased surface water.

What kinds of water systems operate in Washington County?

Washington County's active systems break down as 21 community systems (18%), 15 non-transient non-community systems (13%) and 82 transient non-community systems (69%). A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. EPA lists their owner types as private (83%), local government (16%) and state government (0.8%).

The 50 largest water systems in Washington County

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Active public water systems in Washington County, New York
#Water systemCountyPopulation servedTypeSource
1Hudson Falls Village (Queensbury)Washington7,000CommunityPurchased surface water
2Kingsbury Wd (Queensbury)Washington4,500CommunityPurchased surface water
3Fort Edward VillageWashington3,300CommunitySurface water
4Cambridge Water WorksWashington3,000CommunityGroundwater
5Whitehall VillageWashington2,800CommunitySurface water
6Granville VillageWashington2,418CommunityGroundwater under influence of surface water
7Greenwich VillageWashington1,665CommunityGroundwater under influence of surface water
8Fort Edward Wd #1 (Qby/Hf)Washington1,500CommunityPurchased surface water
9Washington CorrectionalWashington1,500CommunitySurface water
10Moose Hillock Camping ResortWashington1,000Transient non-communityGroundwater
11Salem Water DepartmentWashington915CommunityGroundwater
12Stewarts Shop 448 - HartfordWashington910Transient non-communityGroundwater
13Camp ChingachgookWashington850Transient non-communityGroundwater
14North Granville Wd #1Washington800CommunityGroundwater under influence of surface water
15Golden Goal Tournament ParkWashington640Transient non-communityGroundwater
16Hartford Central SchoolWashington532Non-transient non-communityGroundwater
17Fort Ann Water SupplyWashington530CommunityGroundwater
18Washington Co. Beach-Lk LauderWashington500Transient non-communityGroundwater
19Washington Co. Beach-HulettsWashington500Transient non-communityGroundwater
20Kingsbury Industrial Park (Queensbury)Washington499Non-transient non-communityPurchased surface water
21Argyle VillageWashington495CommunityGroundwater
22Middle Falls Vol. Fire Dept.Washington400Transient non-communityGroundwater
23Fort Miller GroupWashington390Non-transient non-communityGroundwater
24Granville - Mary J. Tanner ElementaryWashington350Non-transient non-communityGroundwater
25Cumberland Farms 1575Washington300Transient non-communityGroundwater
26Gull Bay BeachWashington300Transient non-communityGroundwater
27Willard DevelopmentWashington250Transient non-communityGroundwater
28Greenwich Elks #2223Washington250Transient non-communityGroundwater
29Washington CenterWashington225CommunityGroundwater
30Lake Lauderdale CampgroundWashington200Transient non-communityGroundwater
311925 BarnWashington200Transient non-communityGroundwater
32Battenkill Country ClubWashington200Transient non-communityGroundwater
33Mcdonalds of GreenwichWashington200Transient non-communityGroundwater
34Ice Cream ManWashington200Transient non-communityGroundwater
35Lakeside Trailer Park - ArgyleWashington200Transient non-communityGroundwater
36American Legion Post #634Washington200Transient non-communityGroundwater
37Huletts Landing Bar & GrillWashington200Transient non-communityGroundwater
38Camp WakpomineeWashington190Transient non-communityGroundwater
39Adirondack CampWashington175Transient non-communitySurface water
40Mountain View Mobile Estates - KingsburyWashington150CommunityGroundwater
41Anitas Burger DenWashington150Transient non-communityGroundwater
42Camp Little NotchWashington121Transient non-communityGroundwater
43Battenkill River VenturesWashington120Transient non-communityGroundwater
44Granite Hill Lodge and CampgroundWashington100Transient non-communityGroundwater
45Bruces CampgroundWashington100Transient non-communityGroundwater
46Dunkin Donuts - GreenwichWashington100Transient non-communityGroundwater
47Bensons RestaurantWashington100Transient non-communityGroundwater
48Cambridge Valley MachiningWashington100Non-transient non-communityGroundwater
49Lake Hadlock CampgroundWashington100Transient non-communityGroundwater
50Hollingsworth & Vose - EastonWashington85Non-transient non-communityGroundwater

All other water systems in Washington County (68)

The remaining active systems filed under Washington County, largest first, with the population each reports serving.

Washington County water systems: frequently asked questions

How many public water systems are in Washington County, New York?

EPA's SDWIS records file 118 active public water systems under Washington County, New York: 21 community systems (18%), 15 non-transient non-community systems (13%) and 82 transient non-community systems (69%).

Who supplies drinking water in Washington County, NY?

The largest community water systems filed under Washington County are Hudson Falls Village (Queensbury) (7,000 people served), Kingsbury Wd (Queensbury) (4,500 people served) and Fort Edward Village (3,300 people served). Which system serves a particular address depends on its service area, which EPA's SDWIS records do not include; a water bill or the local utility can confirm it.

Does Washington County's drinking water come from groundwater or surface water?

Of the 118 active public water systems in Washington County, 91% draw mainly on groundwater and 7.6% on surface water, counting purchased supplies. The largest system, Hudson Falls Village (Queensbury), uses purchased surface water.

Where can I find a water quality report for Washington County?

Each community water system must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1, covering the previous calendar year. 21 community systems are filed under Washington County, so the report to look for is the one from the system that supplies your address.

How can I check violations for a water system in Washington County?

Open the system's profile from the list on this page. Each profile shows the most recent Safe Drinking Water Act violations in EPA's records, with plain-English labels and whether each one is resolved. For current compliance status, EPA ECHO is the primary source.

More New York water systems

About this data

Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.

Cite as: AquaCensus, “Public water systems in Washington County, New York”, https://aquacensus.com/water-systems/new-york/washington (data as of October 1, 2026).