Kennebec County, Maine — public water systems
At a glance
169 active public water systems are filed under Kennebec County, Maine in EPA's SDWIS records, together reporting 79,468 people served. The largest is Kennebec Water District, which reports serving 22,060 people. 31 are community water systems serving people where they live; the other 138 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
169
Population served
79.5K
Community systems
31
Groundwater share
96.4%
How does Kennebec County compare with other Maine counties?
Kennebec County has the 4th-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 79,468 people served in total, the 4th-largest county figure in the state and 8.5% of the statewide total. The average system here reports serving 470 people, roughly in line with 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 Kennebec County's drinking water come from?
By primary water source, Kennebec County's active systems draw on groundwater (163, 96%), surface water (4, 2.4%) and purchased surface water (2, 1.2%). Overall, 96% rely mainly on groundwater (including purchased groundwater) and 3.6% 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, Kennebec Water District, draws primarily on surface water.
What kinds of water systems operate in Kennebec County?
Kennebec County's active systems break down as 31 community systems (18%), 36 non-transient non-community systems (21%) and 102 transient non-community systems (60%). 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 (15%) and state government (0.6%).
The 50 largest water systems in Kennebec County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Kennebec Water District | Kennebec | 22,060 | Community | Surface water |
| 2 | Greater Augusta Utility District | Kennebec | 13,750 | Community | Groundwater |
| 3 | Gardiner Water District | Kennebec | 9,000 | Community | Groundwater |
| 4 | Maine Water Company Oakland Division | Kennebec | 2,873 | Community | Purchased surface water |
| 5 | Winthrop Utilities District | Kennebec | 2,750 | Community | Surface water |
| 6 | Hallowell Water District | Kennebec | 2,300 | Community | Groundwater |
| 7 | Clinton Water District | Kennebec | 1,013 | Community | Groundwater |
| 8 | Rsu 38 Maranacook Community School | Kennebec | 816 | Non-transient non-community | Groundwater |
| 9 | Augusta Country Club | Kennebec | 750 | Transient non-community | Groundwater |
| 10 | Camp Laurel-Lodge | Kennebec | 710 | Transient non-community | Groundwater |
| 11 | Erskine Academy | Kennebec | 685 | Non-transient non-community | Groundwater |
| 12 | Camp Manitou #1 | Kennebec | 600 | Transient non-community | Groundwater |
| 13 | Monmouth Water Association | Kennebec | 588 | Community | Purchased surface water |
| 14 | Sun Ng Beaver Brook Rv LLC-Campground | Kennebec | 550 | Transient non-community | Groundwater |
| 15 | Camp Manitou #2 | Kennebec | 491 | Transient non-community | Groundwater |
| 16 | Aos 92 Vassalboro Community School | Kennebec | 479 | Non-transient non-community | Groundwater |
| 17 | Camp Vega | Kennebec | 450 | Transient non-community | Groundwater |
| 18 | Camp Modin | Kennebec | 425 | Transient non-community | Groundwater |
| 19 | Camp Manitou #3 | Kennebec | 400 | Transient non-community | Groundwater |
| 20 | The Birches Campground | Kennebec | 395 | Transient non-community | Groundwater |
| 21 | Camp Cobbossee | Kennebec | 390 | Transient non-community | Surface water |
| 22 | Rsu 04 Carrie Ricker School | Kennebec | 388 | Non-transient non-community | Groundwater |
| 23 | Crystal Falls Dance Hall | Kennebec | 375 | Transient non-community | Groundwater |
| 24 | Camp Kippewa for Girls | Kennebec | 360 | Transient non-community | Surface water |
| 25 | Rsu 12 Windsor Elementary School | Kennebec | 360 | Non-transient non-community | Groundwater |
| 26 | Camp Androscoggin Jr-Sr | Kennebec | 350 | Transient non-community | Groundwater |
| 27 | Kents Hill School | Kennebec | 338 | Non-transient non-community | Groundwater |
| 28 | Msad 11 Helen Thompson School | Kennebec | 331 | Non-transient non-community | Groundwater |
| 29 | Maccrillis/Rousseau Vfw Post | Kennebec | 330 | Transient non-community | Groundwater |
| 30 | Alden Camps-House | Kennebec | 325 | Transient non-community | Groundwater |
| 31 | Augusta West Kampground | Kennebec | 320 | Transient non-community | Groundwater |
| 32 | The Village Inn | Kennebec | 318 | Transient non-community | Groundwater |
| 33 | Rsu 18 China Primary School | Kennebec | 310 | Non-transient non-community | Groundwater |
| 34 | Hope Baptist Church | Kennebec | 304 | Transient non-community | Groundwater |
| 35 | Rsu 18 James H Bean School | Kennebec | 300 | Non-transient non-community | Groundwater |
| 36 | China Lake Conference Center- Dillon | Kennebec | 300 | Transient non-community | Groundwater |
| 37 | Tj'S Pizzeria | Kennebec | 285 | Transient non-community | Groundwater |
| 38 | Rsu 18 Belgrade Central School | Kennebec | 282 | Non-transient non-community | Groundwater |
| 39 | Western View Golf Pub & Events | Kennebec | 278 | Transient non-community | Groundwater |
| 40 | New England Music Camp-the Lodge | Kennebec | 275 | Transient non-community | Groundwater |
| 41 | Rsu 38 Readfield Elementary School | Kennebec | 273 | Non-transient non-community | Groundwater |
| 42 | Weathervane Restaurant & Lounge | Kennebec | 270 | Transient non-community | Groundwater |
| 43 | Sunset Grille | Kennebec | 250 | Transient non-community | Groundwater |
| 44 | Vista of Maine | Kennebec | 240 | Transient non-community | Groundwater |
| 45 | Mughal Palace | Kennebec | 235 | Transient non-community | Groundwater |
| 46 | Maple Hill Farm Inn & Conference Center | Kennebec | 230 | Transient non-community | Groundwater |
| 47 | 1-7-10 Bowling & Entertainment Center | Kennebec | 221 | Transient non-community | Groundwater |
| 48 | Camp Winnebago | Kennebec | 220 | Transient non-community | Groundwater |
| 49 | State Ymca Camp | Kennebec | 220 | Transient non-community | Groundwater |
| 50 | Green Valley Campground | Kennebec | 213 | Transient non-community | Groundwater |
All other water systems in Kennebec County (119)
The remaining active systems filed under Kennebec County, largest first, with the population each reports serving.
- Rsu 04 Libby Tozier School213
- Rsu 18 China Middle School212
- The Meadows Golf Club207
- East Vassalboro Water Company LLC205
- New England Golf and Tennis Camp200
- Camp Runoia200
- Ladd Recreation Area192
- Tradewinds Market-Clinton180
- More To Life Family Cg LLC175
- Pine Tree Camp175
- Waterville Country Club175
- Camp Mechuwana-Dining Hall170
- Camp Tracy163
- Bear Spring Camps #1160
- Thai Spice152
- Bicentennial Nature Park150
- Camp Eastwood150
- Route 197 Diner149
- Bear Spring Camps #2148
- Hammond Lumber Company146
- Pilgrim Lodge144
- Precious Little Ones Child Care Center143
- Maine Criminal Justice Academy138
- Belgrade Community Ctr for All Seasons130
- Pine Island Camp130
- Tex Tech Industries130
- Cives Steel-New England Div120
- Natanis Golf Course120
- Rsu 38 Mt Vernon Elementary School117
- Priscillas Diner115
- Nadeau Chiropractic Development108
- Blue Rock Cooperative105
- Belgrade Lakes Seafood105
- Vfw Pine Tree Post 887104
- Kirkwold Camp - Readfield100
- Stepping Stones/Montessori School99
- Rusty Lantern Market98
- Sandy Cove Association98
- Shelbys Deli98
- Belgrade Health Center96
- Maine School Solutions95
- Manchester Place95
- Belgrade Lakes Golf Club87
- Spurwink School Inc.-Chelsea87
- Gregs Place87
- Pine Ridge Village85
- Fayette Central School85
- Together Wee Grow83
- Averills Mobile Home Park83
- Rsu 38 Wayne Elementary School81
- Dirigo Mobile Home Park80
- Twin Ponds Lodge75
- Town and Country Ways MHP75
- Scapes Cafe75
- Squire Court LLC75
- Menatoma Association72
- Graces Busy Bees Learning Center71
- Round Stone Mobile Home Park70
- D & R Campground LLC68
- Pond Acres LLC65
- Kids Count Child Care LLC62
- Wild Oaks Learning Center61
- Blue Road Buddies Childcare58
- Abc 123 Oakland56
- Summer Haven Apartments-Bldg 155
- Greenledge Park LLC55
- Readfield Corner Water Association54
- Togus Pond Mobile Home Park53
- Kennebec Mobile Home Park53
- East Pittston Water District53
- Poppy Patch Learning Center52
- Spurwink Childrens Residential-Chelsea48
- The Cottages at China Lake48
- Association of Campowners45
- Weeks Mills Water System45
- Castle Island Camps42
- Tiny Creations Daycare41
- Lakes Region Apartments40
- Woodland Condo Association40
- Brookside MHP40
- Pams Playcare Center39
- Fayette Family & Friends Campground38
- Lovejoy Health Center36
- Alden Camps-Shop36
- The Landing33
- Oak Hill Mobile Home Park33
- Deer Ridge Mobile Home Park33
- Hannaford Store-South China32
- Little Debs Day Care Center30
- Brocks Mobile Home Park30
- Graces Busy Bees After School Care30
- Longfellows Greenhouse28
- Mmet-Hanley Building27
- Travis Mills Foundation26
- Pellerins Campground/Cottages26
- First United Pentecostal Church-Augusta25
- Sun Ng Beaver Brook Rv LLC-Store25
- Dollar General-Windsor25
- New England Music Camp-E&Pac25
- Dollar General-South China25
- Erskine Academy-Business Office25
- Travis Mills Foundation-Pool House25
- Seedlings Preschool & Childcare LLC25
- Dollar General-Litchfield25
- Big Apple Store 1125 Sidney25
- China Lake Conference Center- Suke25
- Dollar General-Monmouth25
- All Pro Sports Center25
- Camp Laurel-Parking Lot25
- Camp Laurel-Volleyball25
- New England Music Camp-the Bowl25
- Hallowell Road Mobile Home Park25
- Summer Haven Apartments-Bldg 325
- Sportsmans Alliance of Maine25
- Circle K 7121-China25
- Dollar General-Clinton25
- Camp Mechuwana-Athletic Field25
- Camp Modin-Pioneer Bunkhouse25
- Maritime Farms South China25
Kennebec County water systems: frequently asked questions
How many public water systems are in Kennebec County, Maine?
EPA's SDWIS records file 169 active public water systems under Kennebec County, Maine: 31 community systems (18%), 36 non-transient non-community systems (21%) and 102 transient non-community systems (60%).
Who supplies drinking water in Kennebec County, ME?
The largest community water systems filed under Kennebec County are Kennebec Water District (22,060 people served), Greater Augusta Utility District (13,750 people served) and Gardiner Water District (9,000 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 Kennebec County's drinking water come from groundwater or surface water?
Of the 169 active public water systems in Kennebec County, 96% draw mainly on groundwater and 3.6% on surface water, counting purchased supplies. The largest system, Kennebec Water District, uses surface water.
Where can I find a water quality report for Kennebec 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. 31 community systems are filed under Kennebec 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 Kennebec 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
- All Maine public water systems· 1,862 active
- Cumberland County· 225 systems
- Hancock County· 203 systems
- York County· 188 systems
- Penobscot County· 169 systems
- Oxford County· 133 systems
- Aroostook County· 123 systems
- How to find out who supplies your drinking water
- How to find and read your annual water quality report
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 Kennebec County, Maine”, https://aquacensus.com/water-systems/maine/kennebec (data as of October 1, 2026).