Skip to content
AquaCensus

Oxford County, Maine — public water systems

At a glance

133 active public water systems are filed under Oxford County, Maine in EPA's SDWIS records, together reporting 40,635 people served. The largest is Rumford Water District, which reports serving 4,050 people. 15 are community water systems serving people where they live; the other 118 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

133

Population served

40.6K

Community systems

15

Groundwater share

95.5%

How does Oxford County compare with other Maine counties?

Oxford County has the 6th-most active public water systems among the 17 counties listed for active Maine systems in EPA records; among the 16 with 3 or more systems, the median has 105. Its systems report 40,635 people served in total, the 7th-largest county figure in the state and 4.3% of the statewide total. The average system here reports serving 306 people, about 39% below the Maine average of 503. 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 Oxford County's drinking water come from?

By primary water source, Oxford County's active systems draw on groundwater (127, 95%) and surface water (6, 4.5%). Overall, 95% rely mainly on groundwater (including purchased groundwater) and 4.5% on surface water, compared with 96% and 3.7% across Maine. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Rumford Water District, draws primarily on groundwater.

What kinds of water systems operate in Oxford County?

Oxford County's active systems break down as 15 community systems (11%), 17 non-transient non-community systems (13%) and 101 transient non-community systems (76%). 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 (85%), local government (14%), state government (0.8%) and federal government (0.8%).

The 50 largest water systems in Oxford County

🔒 Create a free account to export CSV
Active public water systems in Oxford County, Maine
#Water systemCountyPopulation servedTypeSource
1Rumford Water DistrictOxford4,050CommunityGroundwater
2Paris Utility DistrictOxford2,940CommunityGroundwater
3Mexico Water DistrictOxford2,425CommunityGroundwater
4Fryeburg Water CompanyOxford2,085CommunityGroundwater
5Norway Water DistrictOxford2,000CommunityGroundwater
6Bethel Water DistrictOxford1,813CommunityGroundwater
7Dixfield Water & Sewer DeptOxford1,415CommunityGroundwater
8Oxford Water DistrictOxford1,100CommunityGroundwater
9Sunday River Brewing CompanyOxford889Transient non-communityGroundwater
10Matterhorn Ski BarOxford750Transient non-communityGroundwater
11Sunday River-Peak Lodge SystemOxford750Transient non-communityGroundwater
12Sunday River-Upper Cistern SystemOxford750Transient non-communityGroundwater
13Fall Line Condos @ Sunday RiverOxford710Transient non-communityGroundwater
14Mt Abram LLC-Main LodgeOxford675Transient non-communityGroundwater
15West Paris Water DistrictOxford540CommunityGroundwater
16Buckfield Village CorporationOxford425CommunitySurface water
17Rsu 56 Dirigo Elementary SchoolOxford420Non-transient non-communityGroundwater
18Keoka Beach CampgroundOxford402Transient non-communityGroundwater
19Camp WekeelaOxford370Transient non-communityGroundwater
20Brookside CondosOxford360Transient non-communityGroundwater
21Maine Teen CampOxford350Transient non-communityGroundwater
22Rsu 10 Hartford-Sumner Elementary SchoolOxford342Non-transient non-communityGroundwater
23Two Lakes Camping Area- BathOxford338Transient non-communitySurface water
24Littlefield Beaches CampgroundOxford337Transient non-communityGroundwater
25Fernwood Cove-UpperOxford330Transient non-communityGroundwater
26High Krausen LLCOxford303Transient non-communityGroundwater
27Black Mountain of MaineOxford301Transient non-communityGroundwater
28Ebenezers Restaurant & PubOxford300Transient non-communityGroundwater
29Camp Waziyatah LLCOxford300Transient non-communityGroundwater
30Wyonegonic CampsOxford300Transient non-communityGroundwater
31Papoose Pond - PoolsideOxford292Transient non-communityGroundwater
32Kezar Lake Marina/RestaurantOxford288Transient non-communityGroundwater
33Camp Uncommon at Red EagleOxford280Transient non-communityGroundwater
34Sunday River-North Peak I Ii IiiOxford270Transient non-communityGroundwater
35Sunday River-Road Runner SystemOxford267Non-transient non-communityGroundwater
36Papoose Pond - PondsideOxford265Transient non-communityGroundwater
37Andover Water DistrictOxford265CommunityGroundwater
38South Arm CampgroundOxford260Transient non-communityGroundwater
39Camp ArcadiaOxford260Transient non-communityGroundwater
40Canton Water DistrictOxford243CommunitySurface water
41Camp Walden #1Oxford240Transient non-communityGroundwater
42Norway Country ClubOxford225Transient non-communityGroundwater
43Severance Lodge Club Dining RoomOxford222Transient non-communityGroundwater
44QuisisanaOxford218Transient non-communityGroundwater
45Locklins Camping AreaOxford213Transient non-communityGroundwater
46Msad 72 New Suncook SchoolOxford207Non-transient non-communityGroundwater
47Buck-It Grill & PubOxford204Transient non-communityGroundwater
48Camp TapawingoOxford200Transient non-communitySurface water
49Pleasant River CampgroundOxford198Transient non-communityGroundwater
50Bosebuck Mountain CampsOxford196Transient non-communityGroundwater

All other water systems in Oxford County (83)

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

Oxford County water systems: frequently asked questions

How many public water systems are in Oxford County, Maine?

EPA's SDWIS records file 133 active public water systems under Oxford County, Maine: 15 community systems (11%), 17 non-transient non-community systems (13%) and 101 transient non-community systems (76%).

Who supplies drinking water in Oxford County, ME?

The largest community water systems filed under Oxford County are Rumford Water District (4,050 people served), Paris Utility District (2,940 people served) and Mexico Water District (2,425 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 Oxford County's drinking water come from groundwater or surface water?

Of the 133 active public water systems in Oxford County, 95% draw mainly on groundwater and 4.5% on surface water, counting purchased supplies. The largest system, Rumford Water District, uses groundwater.

Where can I find a water quality report for Oxford 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. 15 community systems are filed under Oxford 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 Oxford 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 Maine 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 Oxford County, Maine”, https://aquacensus.com/water-systems/maine/oxford (data as of October 1, 2026).