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Cole County, Missouri — public water systems

At a glance

17 active public water systems are filed under Cole County, Missouri in EPA's SDWIS records, together reporting 73,799 people served. The largest is Mo American Jefferson City District, which reports serving 30,075 people. 12 are community water systems serving people where they live; the other 5 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

17

Population served

73.8K

Community systems

12

Groundwater share

94.1%

How does Cole County compare with other Missouri counties?

Cole County has the 46th-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 73,799 people served in total, the 13th-largest county figure in the state and 1.2% of the statewide total. The average system here reports serving 4,341 people, about twice 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 Cole County's drinking water come from?

By primary water source, Cole County's active systems draw on groundwater (16, 94%) and surface water (1, 5.9%). Overall, 94% rely mainly on groundwater (including purchased groundwater) and 5.9% 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, Mo American Jefferson City District, draws primarily on surface water.

What kinds of water systems operate in Cole County?

Cole County's active systems break down as 12 community systems (71%), 2 non-transient non-community systems (12%) and 3 transient non-community systems (18%). 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 (53%) and local government (47%).

Water systems in Cole County

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Active public water systems in Cole County, Missouri
#Water systemCountyPopulation servedTypeSource
1Mo American Jefferson City DistrictCole30,075CommunitySurface water
2Cole County Pwsd 1Cole16,548CommunityGroundwater
3Cole County Pwsd 2Cole13,107CommunityGroundwater
4Cole County Pwsd 4Cole7,568CommunityGroundwater
5Cole County Pwsd 3Cole2,000CommunityGroundwater
6Mo American WardsvilleCole1,506CommunityGroundwater
7Russellville PwsCole800CommunityGroundwater
8Cole R V SchoolCole700Non-transient non-communityGroundwater
9Centertown PwsCole278CommunityGroundwater
10Cole County Pwsd 5Cole260CommunityGroundwater
11Mo American Lake CarmelCole215CommunityGroundwater
1217 Eagle StopCole200Transient non-communityGroundwater
13Steves Family Style RestaurantCole172Transient non-communityGroundwater
14Eugene PwsCole125CommunityGroundwater
15Mo American Red Field SubdivisionCole105CommunityGroundwater
16Lohmans Eagle StopCole100Transient non-communityGroundwater
17Wren AssocCole40Non-transient non-communityGroundwater

Cole County water systems: frequently asked questions

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

EPA's SDWIS records file 17 active public water systems under Cole County, Missouri: 12 community systems (71%), 2 non-transient non-community systems (12%) and 3 transient non-community systems (18%).

Who supplies drinking water in Cole County, MO?

The largest community water systems filed under Cole County are Mo American Jefferson City District (30,075 people served), Cole County Pwsd 1 (16,548 people served) and Cole County Pwsd 2 (13,107 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 Cole County's drinking water come from groundwater or surface water?

Of the 17 active public water systems in Cole County, 94% draw mainly on groundwater and 5.9% on surface water, counting purchased supplies. The largest system, Mo American Jefferson City District, uses surface water.

Where can I find a water quality report for Cole 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. 12 community systems are filed under Cole 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 Cole 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 Cole County, Missouri”, https://aquacensus.com/water-systems/missouri/cole (data as of October 1, 2026).