Skip to content
AquaCensus

Jackson County, Wisconsin — public water systems

At a glance

106 active public water systems are filed under Jackson County, Wisconsin in EPA's SDWIS records, together reporting 19,930 people served. The largest is Black River Falls Waterworks, which reports serving 3,608 people. 11 are community water systems serving people where they live; the other 95 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

106

Population served

19.9K

Community systems

11

Groundwater share

100%

How does Jackson County compare with other Wisconsin counties?

Jackson County has the 45th-most active public water systems among the 90 counties listed for active Wisconsin systems in EPA records; among the 74 with 3 or more systems, the median has 140. Its systems report 19,930 people served in total, the 47th-largest county figure in the state and 0.4% of the statewide total. The average system here reports serving 188 people, about 60% below the Wisconsin average of 469. 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 Jackson County's drinking water come from?

By primary water source, Jackson County's active systems draw on groundwater (106, 100%). Overall, all rely mainly on groundwater (including purchased groundwater) and none on surface water, compared with 99% and 0.6% across Wisconsin. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Black River Falls Waterworks, draws primarily on groundwater.

What kinds of water systems operate in Jackson County?

Jackson County's active systems break down as 11 community systems (10%), 6 non-transient non-community systems (5.7%) and 89 transient non-community systems (84%). 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 (65%), local government (25%) and state government (10%).

The 50 largest water systems in Jackson County

🔒 Create a free account to export CSV
Active public water systems in Jackson County, Wisconsin
#Water systemCountyPopulation servedTypeSource
1Black River Falls WaterworksJackson3,608CommunityGroundwater
2Brockway Sanitary Dist 1Jackson2,692CommunityGroundwater
3Wi Dot Rest Area 54 WestboundJackson2,200Transient non-communityGroundwater
4Wi Dot Rest Area 53 EastboundJackson2,090Transient non-communityGroundwater
5Melrose Mindoro United CampusJackson800Non-transient non-communityGroundwater
6Merrillan WaterworksJackson531CommunityGroundwater
7Melrose WaterworksJackson524CommunityGroundwater
8Taylor WaterworksJackson498CommunityGroundwater
9Alma Center WaterworksJackson487CommunityGroundwater
10Hixton WaterworksJackson443CommunityGroundwater
11South Beaver Creek Lutheran ChurchJackson300Transient non-communityGroundwater
12Jackson Co Wazee Lake Concession BuildingJackson300Transient non-communityGroundwater
13Ncn New AdditionJackson205Transient non-communityGroundwater
14Melrose Mindoro Vocational SchoolJackson200Non-transient non-communityGroundwater
15Jackson Co Lake Arbutus East-ShowerhouseJackson200Transient non-communityGroundwater
16Jackson Co Lake Arbutus East 1Jackson200Transient non-communityGroundwater
17Black River Correctional CenterJackson163CommunityGroundwater
18Jackson Co Lake Arbutus East - Back 90 ShowerhouseJackson160Transient non-communityGroundwater
19Paradise Pines Resort EastJackson155Transient non-communityGroundwater
20Paradise Pines Resort WestJackson155Transient non-communityGroundwater
21Arpin Cranberry CampgroundJackson154Transient non-communityGroundwater
22Mcsweets Rv ResortJackson104Transient non-communityGroundwater
23North Bend Presbyterian ChurchJackson100Transient non-communityGroundwater
24Jackson Co Wazee Lake Recreation Area CampgroundJackson100Transient non-communityGroundwater
25Ncn North LLC BarnJackson100Transient non-communityGroundwater
26Wi Dnr Brsf Castle Md Cpgd 2 EJackson100Transient non-communityGroundwater
27Wi Dnr Brsf Pigeon Creek CmpgdJackson100Transient non-communityGroundwater
28Millston Kwik MartJackson100Transient non-communityGroundwater
29Superior Fresh LLCJackson100Non-transient non-communityGroundwater
30Jackson Co Lake Arbutus WestJackson100Transient non-communityGroundwater
31New Hope Lutheran ChurchJackson100Transient non-communityGroundwater
32Wi Christian Yth Cmp Great HallJackson90Transient non-communityGroundwater
33Blue Spruce Mobile Home CommunityJackson80CommunityGroundwater
34Community Christian ChurchJackson80Transient non-communityGroundwater
35Handle Bar theJackson78Transient non-communityGroundwater
36Jackson Co Lake Arbutus East - Hundreds Loop WellJackson75Transient non-communityGroundwater
37Jackson Co Lake Arbutus East - Back 40 Atv Well 2Jackson75Transient non-communityGroundwater
38Wi Dnr Brsf Smrekar TrailJackson60Transient non-communityGroundwater
39Mcsweets Irish PubJackson60Transient non-communityGroundwater
40Jamies Last Resort LLCJackson60Transient non-communityGroundwater
41Ncn North LLC Back Campground WellJackson60Transient non-communityGroundwater
42Northern Family Farms Mexicali Housing WellJackson60CommunityGroundwater
43Dollar General #24742Jackson59Transient non-communityGroundwater
44Badger Mining Corp Taylor OfficeJackson56Non-transient non-communityGroundwater
45Homestead NychJackson54Transient non-communityGroundwater
46Upper Pigeon Cr Luth ChurchJackson50Transient non-communityGroundwater
47Wi Dnr Brsf Pigeon Creek PicJackson50Transient non-communityGroundwater
48Trails EndJackson50Transient non-communityGroundwater
49Wi Dnr Brsf Indoor Group CmpgdJackson50Transient non-communityGroundwater
50Northfield San Dist 1Jackson50CommunityGroundwater

All other water systems in Jackson County (56)

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

Jackson County water systems: frequently asked questions

How many public water systems are in Jackson County, Wisconsin?

EPA's SDWIS records file 106 active public water systems under Jackson County, Wisconsin: 11 community systems (10%), 6 non-transient non-community systems (5.7%) and 89 transient non-community systems (84%).

Who supplies drinking water in Jackson County, WI?

The largest community water systems filed under Jackson County are Black River Falls Waterworks (3,608 people served), Brockway Sanitary Dist 1 (2,692 people served) and Merrillan Waterworks (531 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 Jackson County's drinking water come from groundwater or surface water?

Of the 106 active public water systems in Jackson County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Black River Falls Waterworks, uses groundwater.

Where can I find a water quality report for Jackson 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. 11 community systems are filed under Jackson 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 Jackson 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 Wisconsin 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 Jackson County, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/jackson (data as of October 1, 2026).