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Perry County, Missouri — public water systems

At a glance

14 active public water systems are filed under Perry County, Missouri in EPA's SDWIS records, together reporting 14,196 people served. The largest is Perryville Pws, which reports serving 8,555 people. 10 are community water systems serving people where they live; the other 4 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

14

Population served

14.2K

Community systems

10

Groundwater share

85.7%

How does Perry County compare with other Missouri counties?

Perry County has the 57th-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 14,196 people served in total, the 60th-largest county figure in the state and 0.2% of the statewide total. The average system here reports serving 1,014 people, about half of 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 Perry County's drinking water come from?

By primary water source, Perry County's active systems draw on groundwater (12, 86%), surface water (1, 7.1%) and purchased surface water (1, 7.1%). Overall, 86% rely mainly on groundwater (including purchased groundwater) and 14% 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, Perryville Pws, draws primarily on surface water.

What kinds of water systems operate in Perry County?

Perry County's active systems break down as 10 community systems (71%), 1 non-transient non-community systems (7.1%) and 3 transient non-community systems (21%). 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 (64%) and local government (36%).

Water systems in Perry County

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Active public water systems in Perry County, Missouri
#Water systemCountyPopulation servedTypeSource
1Perryville PwsPerry8,555CommunitySurface water
2Perry County Pwsd 1Perry2,023CommunityGroundwater
3Port Perry ServicePerry800CommunityGroundwater
4Perry County Pwsd 2Perry750CommunityPurchased surface water
5S K & M Water and Sewer CompanyPerry750CommunityGroundwater
6Rhodes 101 Convenience StorePerry400Transient non-communityGroundwater
7Altenburg PwsPerry341CommunityGroundwater
8Frohna PwsPerry250CommunityGroundwater
9Lake Kah Tan Da Estates Inc.Perry158CommunityGroundwater
10St Marys SeminaryPerry60CommunityGroundwater
11Farrar Water AssnPerry34CommunityGroundwater
12Midwest Petroleum Co 1020Perry25Transient non-communityGroundwater
13Buchheit Inc.Perry25Non-transient non-communityGroundwater
14Midwest Petroleum Co 1021Perry25Transient non-communityGroundwater

Perry County water systems: frequently asked questions

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

EPA's SDWIS records file 14 active public water systems under Perry County, Missouri: 10 community systems (71%), 1 non-transient non-community systems (7.1%) and 3 transient non-community systems (21%).

Who supplies drinking water in Perry County, MO?

The largest community water systems filed under Perry County are Perryville Pws (8,555 people served), Perry County Pwsd 1 (2,023 people served) and Port Perry Service (800 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 Perry County's drinking water come from groundwater or surface water?

Of the 14 active public water systems in Perry County, 86% draw mainly on groundwater and 14% on surface water, counting purchased supplies. The largest system, Perryville Pws, uses surface water.

Where can I find a water quality report for Perry 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. 10 community systems are filed under Perry 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 Perry 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 Perry County, Missouri”, https://aquacensus.com/water-systems/missouri/perry (data as of October 1, 2026).