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Marinette County, Wisconsin — public water systems

At a glance

191 active public water systems are filed under Marinette County, Wisconsin in EPA's SDWIS records, together reporting 26,830 people served. The largest is Marinette Waterworks, which reports serving 10,968 people. 9 are community water systems serving people where they live; the other 182 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

191

Population served

26.8K

Community systems

9

Groundwater share

99.5%

How does Marinette County compare with other Wisconsin counties?

Marinette County has the 25th-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 26,830 people served in total, the 37th-largest county figure in the state and 0.5% of the statewide total. The average system here reports serving 141 people, well 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 Marinette County's drinking water come from?

By primary water source, Marinette County's active systems draw on groundwater (190, 99%) and surface water (1, 0.5%). Overall, 99% rely mainly on groundwater (including purchased groundwater) and 0.5% 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, Marinette Waterworks, draws primarily on surface water.

What kinds of water systems operate in Marinette County?

Marinette County's active systems break down as 9 community systems (4.7%), 8 non-transient non-community systems (4.2%) and 174 transient non-community systems (91%). 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 (83%), local government (14%) and state government (2.6%).

The 50 largest water systems in Marinette County

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Active public water systems in Marinette County, Wisconsin
#Water systemCountyPopulation servedTypeSource
1Marinette WaterworksMarinette10,968CommunitySurface water
2Peshtigo WaterworksMarinette3,420CommunityGroundwater
3Niagara WaterworksMarinette1,561CommunityGroundwater
4Crivitz WaterworksMarinette1,026CommunityGroundwater
5Coleman WaterworksMarinette727CommunityGroundwater
6Wausaukee WaterworksMarinette585CommunityGroundwater
7Goodman Sanitary Dist No 1Marinette350CommunityGroundwater
8Pound WaterworksMarinette349CommunityGroundwater
9Beecher-Dunbar-Pembine SchoolMarinette292Non-transient non-communityGroundwater
10Twin Bridge ResortMarinette220Transient non-communityGroundwater
11Richards of DunbarMarinette220Transient non-communityGroundwater
12WindjammerMarinette220Transient non-communityGroundwater
13Smoke and SpiceMarinette200Transient non-communityGroundwater
14Specialty Granules LLC Kremlin PlantMarinette120Non-transient non-communityGroundwater
151911 Grille LLCMarinette110Transient non-communityGroundwater
16Desmidts Golf Course Inc.Marinette110Transient non-communityGroundwater
17Winters Family RestaurantMarinette110Transient non-communityGroundwater
18Bob & Lauras Supper ClubMarinette110Transient non-communityGroundwater
19Stoney Ridge RestrMarinette110Transient non-communityGroundwater
20Hilltop Resort BarMarinette110Transient non-communityGroundwater
21Pattis PlatterMarinette110Transient non-communityGroundwater
22Lk Lundgren Bible Cp MainMarinette110Transient non-communityGroundwater
23Nimrod Inn Supper ClubMarinette110Transient non-communityGroundwater
24Sky Harbor 2 GoMarinette110Transient non-communityGroundwater
25Drys Little River LLCMarinette110Transient non-communityGroundwater
26Rivers EdgeMarinette110Transient non-communityGroundwater
27Four Seasons ResortMarinette110Transient non-communityGroundwater
28Renes Dining RoomMarinette110Transient non-communityGroundwater
29Koehne Chevrolet - Gmc Inc.Marinette100Non-transient non-communityGroundwater
30Northland MissionMarinette75CommunityGroundwater
31St Agnes Parish HallMarinette65Transient non-communityGroundwater
32St John Lutheran SchMarinette64Non-transient non-communityGroundwater
33Lk Helen Bible Cp DiningMarinette50Transient non-communityGroundwater
34Marinette Co Pk Twin Bridge PicnicMarinette50Transient non-communityGroundwater
35Wausaukee Club Dining HallMarinette50Transient non-communityGroundwater
368 Hi Club BarMarinette50Transient non-communityGroundwater
37Pine Acres Resort Inc.Marinette50Transient non-communityGroundwater
38Jungle Jims Pub & GrubMarinette50Transient non-communityGroundwater
39Lakeside Bar & GrillMarinette50Transient non-communityGroundwater
40Uncle Mikes Corner PubMarinette50Transient non-communityGroundwater
41Bombers Bar & GolfMarinette50Transient non-communityGroundwater
42Silver Dollar BarMarinette50Transient non-communityGroundwater
43Kapals Country InnMarinette50Transient non-communityGroundwater
44Marinette Co Pk Morgan Cmpgd Old WellMarinette50Transient non-communityGroundwater
45Lk Helen Bible Cp Shower BldMarinette50Transient non-communityGroundwater
46Peshtigo River CmpgdMarinette50Transient non-communityGroundwater
47Peshtigo River Cmpgd HouseMarinette50Transient non-communityGroundwater
48Mountain Jeds CmpgdMarinette50Transient non-communityGroundwater
49Parkway Inn TavernMarinette50Transient non-communityGroundwater
50Amberg Pub Down Town CafeMarinette50Transient non-communityGroundwater

All other water systems in Marinette County (141)

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

Marinette County water systems: frequently asked questions

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

EPA's SDWIS records file 191 active public water systems under Marinette County, Wisconsin: 9 community systems (4.7%), 8 non-transient non-community systems (4.2%) and 174 transient non-community systems (91%).

Who supplies drinking water in Marinette County, WI?

The largest community water systems filed under Marinette County are Marinette Waterworks (10,968 people served), Peshtigo Waterworks (3,420 people served) and Niagara Waterworks (1,561 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 Marinette County's drinking water come from groundwater or surface water?

Of the 191 active public water systems in Marinette County, 99% draw mainly on groundwater and 0.5% on surface water, counting purchased supplies. The largest system, Marinette Waterworks, uses surface water.

Where can I find a water quality report for Marinette 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. 9 community systems are filed under Marinette 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 Marinette 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 Marinette County, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/marinette (data as of October 1, 2026).