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Fillmore County, Minnesota — public water systems

At a glance

59 active public water systems are filed under Fillmore County, Minnesota in EPA's SDWIS records, together reporting 17,338 people served. The largest is Chatfield, which reports serving 3,005 people. 14 are community water systems serving people where they live; the other 45 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

59

Population served

17.3K

Community systems

14

Groundwater share

100%

How does Fillmore County compare with other Minnesota counties?

Fillmore County has the 38th-most active public water systems among the 94 counties listed for active Minnesota systems in EPA records; among the 87 with 3 or more systems, the median has 49. Its systems report 17,338 people served in total, the 44th-largest county figure in the state and 0.3% of the statewide total. The average system here reports serving 294 people, about 64% below the Minnesota average of 820. 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 Fillmore County's drinking water come from?

By primary water source, Fillmore County's active systems draw on groundwater (59, 100%). Overall, all rely mainly on groundwater (including purchased groundwater) and none on surface water, compared with 98% and 1.5% across Minnesota. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Chatfield, draws primarily on groundwater.

What kinds of water systems operate in Fillmore County?

Fillmore County's active systems break down as 14 community systems (24%), 2 non-transient non-community systems (3.4%) and 43 transient non-community systems (73%). 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 (66%), local government (24%) and state government (10%).

The 50 largest water systems in Fillmore County

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Active public water systems in Fillmore County, Minnesota
#Water systemCountyPopulation servedTypeSource
1ChatfieldFillmore3,005CommunityGroundwater
2Spring ValleyFillmore2,580CommunityGroundwater
3RushfordFillmore1,860CommunityGroundwater
4PrestonFillmore1,322CommunityGroundwater
5HarmonyFillmore1,042CommunityGroundwater
6LanesboroFillmore727CommunityGroundwater
7MabelFillmore715CommunityGroundwater
8Highland Prairie ChurchFillmore485Transient non-communityGroundwater
9WykoffFillmore444CommunityGroundwater
10FountainFillmore407CommunityGroundwater
11Greenleafton Reformed ChurchFillmore375Transient non-communityGroundwater
12Forestville/Mystery Cave State ParkFillmore350Transient non-communityGroundwater
13CantonFillmore316CommunityGroundwater
14Rushford VillageFillmore265CommunityGroundwater
15OstranderFillmore256CommunityGroundwater
16Eagle Cliff CampgroundFillmore250Transient non-communityGroundwater
17PetersonFillmore227CommunityGroundwater
18Root Prairie Lutheran ChurchFillmore160Transient non-communityGroundwater
19Pilot Mound Lutheran ChurchFillmore153Transient non-communityGroundwater
20Niagara Cave, Inc..Fillmore150Transient non-communityGroundwater
21Scheie Lutheran ChurchFillmore150Transient non-communityGroundwater
22GreenleaftonFillmore140CommunityGroundwater
23Hidden Valley CampgroundFillmore125Transient non-communityGroundwater
24Highway 250 CampgroundFillmore100Transient non-communityGroundwater
25Block 15 Well ProjectFillmore100Transient non-communityGroundwater
26Valley View Campground, Inc..Fillmore100Transient non-communityGroundwater
27The Old Barn ResortFillmore100Transient non-communityGroundwater
28Good Earth VillageFillmore90Transient non-communityGroundwater
29St. Matthew'S Lutheran ChurchFillmore85Transient non-communityGroundwater
30Preston Equipment CompanyFillmore85Transient non-communityGroundwater
31Trailside Seasonal CampgroundFillmore75Transient non-communityGroundwater
32Fillmore Free Methodist ChurchFillmore60Transient non-communityGroundwater
33Historic ForestvilleFillmore60Transient non-communityGroundwater
34Whalan ParkFillmore60Transient non-communityGroundwater
35Cedar Valley ResortFillmore60Transient non-communityGroundwater
36Serenity HillsFillmore50Transient non-communityGroundwater
37Wesselink Water AssociationFillmore50Transient non-communityGroundwater
38Featherstone FarmFillmore50Transient non-communityGroundwater
39North Prairie Lutheran ChurchFillmore50Transient non-communityGroundwater
40Mienergy CooperativeFillmore50Non-transient non-communityGroundwater
41Isle of Dreams LLCFillmore50Transient non-communityGroundwater
42Preston Golf ClubFillmore50Transient non-communityGroundwater
43Maple Springs CampgroundFillmore49Transient non-communityGroundwater
44Henrytown Lutheran ChurchFillmore45Transient non-communityGroundwater
45Kinder MorganFillmore40Transient non-communityGroundwater
46Whalan Lutheran ChurchFillmore40Transient non-communityGroundwater
47Eagle Bluff Environmental Learning Ctr.Fillmore30Non-transient non-communityGroundwater
48Elstad Lutheran ChurchFillmore30Transient non-communityGroundwater
49Minnesota State Veterans Cemetery-PrestoFillmore25Transient non-communityGroundwater
50Garness Trinity Lutheran ChurchFillmore25Transient non-communityGroundwater

All other water systems in Fillmore County (9)

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

Fillmore County water systems: frequently asked questions

How many public water systems are in Fillmore County, Minnesota?

EPA's SDWIS records file 59 active public water systems under Fillmore County, Minnesota: 14 community systems (24%), 2 non-transient non-community systems (3.4%) and 43 transient non-community systems (73%).

Who supplies drinking water in Fillmore County, MN?

The largest community water systems filed under Fillmore County are Chatfield (3,005 people served), Spring Valley (2,580 people served) and Rushford (1,860 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 Fillmore County's drinking water come from groundwater or surface water?

Of the 59 active public water systems in Fillmore County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Chatfield, uses groundwater.

Where can I find a water quality report for Fillmore 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. 14 community systems are filed under Fillmore 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 Fillmore 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 Minnesota 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 Fillmore County, Minnesota”, https://aquacensus.com/water-systems/minnesota/fillmore (data as of October 1, 2026).