Lincoln County, Maine — public water systems
At a glance
84 active public water systems are filed under Lincoln County, Maine in EPA's SDWIS records, together reporting 24,301 people served. The largest is Boothbay Region Water District, which reports serving 8,448 people. 12 are community water systems serving people where they live; the other 72 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
84
Population served
24.3K
Community systems
12
Groundwater share
96.4%
How does Lincoln County compare with other Maine counties?
Lincoln County has the 11th-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 24,301 people served in total, the 11th-largest county figure in the state and 2.6% of the statewide total. The average system here reports serving 289 people, about 43% 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 Lincoln County's drinking water come from?
By primary water source, Lincoln County's active systems draw on groundwater (81, 96%), surface water (2, 2.4%) and purchased surface water (1, 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, Boothbay Region Water District, draws primarily on surface water.
What kinds of water systems operate in Lincoln County?
Lincoln County's active systems break down as 12 community systems (14%), 26 non-transient non-community systems (31%) and 46 transient non-community systems (55%). 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 (79%), local government (20%) and state government (1.2%).
The 50 largest water systems in Lincoln County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Boothbay Region Water District | Lincoln | 8,448 | Community | Surface water |
| 2 | Great Salt Bay Sanitary District | Lincoln | 2,143 | Community | Surface water |
| 3 | Wiscasset Water District | Lincoln | 1,970 | Community | Purchased surface water |
| 4 | Waldoboro Water Dept | Lincoln | 1,065 | Community | Groundwater |
| 5 | Lake Pemaquid Campground | Lincoln | 808 | Transient non-community | Groundwater |
| 6 | Rsu 40 Medomak Valley High School | Lincoln | 669 | Non-transient non-community | Groundwater |
| 7 | Glidden Point Oyster Company | Lincoln | 399 | Transient non-community | Groundwater |
| 8 | Anchor Inn | Lincoln | 323 | Transient non-community | Groundwater |
| 9 | Rsu 40 Medomak Middle School | Lincoln | 320 | Non-transient non-community | Groundwater |
| 10 | Pemaquid Beach Park | Lincoln | 306 | Transient non-community | Groundwater |
| 11 | Mdoc State Park-Damariscotta Lake | Lincoln | 303 | Transient non-community | Groundwater |
| 12 | Monhegan Water Company | Lincoln | 300 | Transient non-community | Groundwater |
| 13 | Duck Puddle Campground #2 | Lincoln | 295 | Transient non-community | Groundwater |
| 14 | Aos 93 Jefferson Village School | Lincoln | 288 | Non-transient non-community | Groundwater |
| 15 | Wavus Camps-Main Lodge & Kitchen | Lincoln | 280 | Transient non-community | Groundwater |
| 16 | Coveside | Lincoln | 246 | Transient non-community | Groundwater |
| 17 | Aos 93 Bristol Consolidated School | Lincoln | 243 | Non-transient non-community | Groundwater |
| 18 | The Monhegan House | Lincoln | 236 | Transient non-community | Groundwater |
| 19 | The Contented Sole | Lincoln | 220 | Transient non-community | Groundwater |
| 20 | Rsu 12 Whitefield Elementary School | Lincoln | 211 | Non-transient non-community | Groundwater |
| 21 | Bullwinkles Family Steakhouse | Lincoln | 210 | Transient non-community | Groundwater |
| 22 | Out of Doors LLC | Lincoln | 202 | Transient non-community | Groundwater |
| 23 | Bradley Inn | Lincoln | 193 | Transient non-community | Groundwater |
| 24 | Aos 93 Nobleboro Central School | Lincoln | 170 | Non-transient non-community | Groundwater |
| 25 | New Harbor-South | Lincoln | 163 | Transient non-community | Groundwater |
| 26 | Sherres Kitchen | Lincoln | 161 | Transient non-community | Groundwater |
| 27 | Sherwood Forest Cmpgrd #2 | Lincoln | 156 | Transient non-community | Groundwater |
| 28 | Town Line Camping LLC | Lincoln | 138 | Transient non-community | Groundwater |
| 29 | Wawenock Golf Club | Lincoln | 134 | Transient non-community | Groundwater |
| 30 | The Seagull Shop | Lincoln | 130 | Transient non-community | Groundwater |
| 31 | Pemaquid Point Campground | Lincoln | 126 | Transient non-community | Groundwater |
| 32 | Starboard Cafe | Lincoln | 125 | Transient non-community | Groundwater |
| 33 | The Cubbyhole Sports Pub | Lincoln | 119 | Transient non-community | Groundwater |
| 34 | Chewonki Campgrounds | Lincoln | 118 | Transient non-community | Groundwater |
| 35 | Damariscotta Montessori School | Lincoln | 112 | Non-transient non-community | Groundwater |
| 36 | Coastal Maine Botanical Gardens | Lincoln | 110 | Non-transient non-community | Groundwater |
| 37 | Indian Run Estates LLC | Lincoln | 103 | Community | Groundwater |
| 38 | Um Darling Marine Ctr (Well6) | Lincoln | 100 | Transient non-community | Groundwater |
| 39 | Duck Puddle Campground #1 | Lincoln | 100 | Transient non-community | Groundwater |
| 40 | Pemaquid Point Lighthouse Park | Lincoln | 100 | Transient non-community | Groundwater |
| 41 | Aos 98 Edgecomb Eddy Elementary Ii | Lincoln | 100 | Non-transient non-community | Groundwater |
| 42 | New Harbor-North | Lincoln | 95 | Transient non-community | Groundwater |
| 43 | Chewonki Foundation #2 | Lincoln | 95 | Non-transient non-community | Groundwater |
| 44 | Dresden Elem School | Lincoln | 91 | Non-transient non-community | Groundwater |
| 45 | Renys Distribution Center | Lincoln | 90 | Non-transient non-community | Groundwater |
| 46 | Masters Machine Company | Lincoln | 88 | Non-transient non-community | Groundwater |
| 47 | Center for Teaching/Learning | Lincoln | 87 | Non-transient non-community | Groundwater |
| 48 | Whippoorwill Hill Mobile Home | Lincoln | 85 | Community | Groundwater |
| 49 | Sheepscot Valley Childrens House | Lincoln | 85 | Non-transient non-community | Groundwater |
| 50 | Coastal Christian School | Lincoln | 80 | Non-transient non-community | Groundwater |
All other water systems in Lincoln County (34)
The remaining active systems filed under Lincoln County, largest first, with the population each reports serving.
- Debs Bristol Diner79
- Chewonki Foundation #178
- Cod Cove Inn75
- Aos 93 South Bristol Elementary School72
- East Ridge Mobile Home Park70
- Hog Island Audubon Camp70
- Maplewood Mobile Home Park70
- Hotel Pemaquid67
- Clc Ymca Child Care62
- Kimmys Kids60
- Brookside Mobile Home Court58
- Damariscotta Lake Cottage Condo Assoc55
- Pemaquid Villas MHP53
- Pines Mobile Home Park LLC50
- 1st Baptist Church of Waldoboro49
- Pioneer Motel47
- Moodys Diner44
- Dresden Water Department43
- Arrowsmith Bldg - Miles Health40
- Moodys Motel36
- Um Darling Marine Ctr #135
- Mmca-Salt Bay Head Start33
- Harbor Nutrition and Energy32
- Heron Cove Association30
- Rsu 12 Somerville Elementary School29
- Wavus Camps-New Cabins25
- Chewonki Foundation-Farm25
- Squire Tarbox Inn25
- Town of Whitefield25
- Hidden Valley Nature Center25
- Sheepscot Links25
- Camp Kieve #225
- The 1812 Farm25
- Um Darling Marine Ctr #325
Lincoln County water systems: frequently asked questions
How many public water systems are in Lincoln County, Maine?
EPA's SDWIS records file 84 active public water systems under Lincoln County, Maine: 12 community systems (14%), 26 non-transient non-community systems (31%) and 46 transient non-community systems (55%).
Who supplies drinking water in Lincoln County, ME?
The largest community water systems filed under Lincoln County are Boothbay Region Water District (8,448 people served), Great Salt Bay Sanitary District (2,143 people served) and Wiscasset Water District (1,970 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 Lincoln County's drinking water come from groundwater or surface water?
Of the 84 active public water systems in Lincoln County, 96% draw mainly on groundwater and 3.6% on surface water, counting purchased supplies. The largest system, Boothbay Region Water District, uses surface water.
Where can I find a water quality report for Lincoln 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. 12 community systems are filed under Lincoln 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 Lincoln 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
- Aroostook County· 123 systems
- Washington County· 109 systems
- Somerset County· 100 systems
- Androscoggin County· 94 systems
- Waldo County· 75 systems
- Franklin County· 63 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 Lincoln County, Maine”, https://aquacensus.com/water-systems/maine/lincoln (data as of October 1, 2026).