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Shannon County, Missouri — public water systems

At a glance

23 active public water systems are filed under Shannon County, Missouri in EPA's SDWIS records, together reporting 5,979 people served. The largest is Winona Pws, which reports serving 1,315 people. 3 are community water systems serving people where they live; the other 20 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

23

Population served

6K

Community systems

3

Groundwater share

100%

How does Shannon County compare with other Missouri counties?

Shannon County has the 38th-most active public water systems among the 182 counties listed for active Missouri systems in EPA records; among the 132 with 3 or more systems, the median has 13. Its systems report 5,979 people served in total, the 99th-largest county figure in the state and less than 0.1% of the statewide total. The average system here reports serving 260 people, well below the Missouri average of 2,049. 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 Shannon County's drinking water come from?

By primary water source, Shannon County's active systems draw on groundwater (23, 100%). Overall, all rely mainly on groundwater (including purchased groundwater) and none on surface water, compared with 92% and 8.1% across Missouri. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Winona Pws, draws primarily on groundwater.

What kinds of water systems operate in Shannon County?

Shannon County's active systems break down as 3 community systems (13%), 3 non-transient non-community systems (13%) and 17 transient non-community systems (74%). 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 federal government (30%), private (30%), local government (22%) and state government (17%).

Water systems in Shannon County

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Active public water systems in Shannon County, Missouri
#Water systemCountyPopulation servedTypeSource
1Winona PwsShannon1,315CommunityGroundwater
2Ozark Natl River Alley SpringShannon1,000Transient non-communityGroundwater
3Eminence PwsShannon700CommunityGroundwater
4Birch Tree PwsShannon679CommunityGroundwater
5Bunker Hill RanchShannon400Transient non-communityGroundwater
6Liberty Senior High SchoolShannon384Non-transient non-communityGroundwater
7Liberty Middle SchoolShannon327Non-transient non-communityGroundwater
8Ozark Natl River Round SpringShannon200Transient non-communityGroundwater
9Ozark Natl River Pulltite CampShannon183Transient non-communityGroundwater
10Twin Pines Conservation Education FaciliShannon100Transient non-communityGroundwater
11Ozark Natl River Akers CampShannon100Transient non-communityGroundwater
12Echo Bluff State Park LodgeShannon100Transient non-communityGroundwater
13Big Rock Candy Mountain RetreatShannon80Transient non-communityGroundwater
14Ozark Natl River CedargroveShannon66Transient non-communityGroundwater
15Jason Place CampgroundShannon60Transient non-communityGroundwater
16Royal Oak Enterprises SummersvilleShannon60Non-transient non-communityGroundwater
17Ozark Natl River Two RiversShannon50Transient non-communityGroundwater
18Echo Bluff State Park CampgroundShannon50Transient non-communityGroundwater
19Echo Bluff State Park Bluff & PavilionShannon25Transient non-communityGroundwater
20Discovery MinistriesShannon25Transient non-communityGroundwater
21Shannondale Community ChurchShannon25Transient non-communityGroundwater
22Usfs Loggers LakeShannon25Transient non-communityGroundwater
23Shannondale Timber LodgeShannon25Transient non-communityGroundwater

Shannon County water systems: frequently asked questions

How many public water systems are in Shannon County, Missouri?

EPA's SDWIS records file 23 active public water systems under Shannon County, Missouri: 3 community systems (13%), 3 non-transient non-community systems (13%) and 17 transient non-community systems (74%).

Who supplies drinking water in Shannon County, MO?

The largest community water systems filed under Shannon County are Winona Pws (1,315 people served), Eminence Pws (700 people served) and Birch Tree Pws (679 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 Shannon County's drinking water come from groundwater or surface water?

Of the 23 active public water systems in Shannon County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Winona Pws, uses groundwater.

Where can I find a water quality report for Shannon 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. 3 community systems are filed under Shannon 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 Shannon 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 Missouri 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 Shannon County, Missouri”, https://aquacensus.com/water-systems/missouri/shannon (data as of October 1, 2026).