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Public water system · IL3113852

Active

Cat Mossville

At a glance

Cat Mossville (PWSID IL3113852) is an active non-transient non-community water system in Peoria County, Illinois. It reports serving 3,000 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in February 2023.

Dataset updated . Source: EPA SDWIS/ECHO public records.

Population served

3,000

Service connections

1

Primary source

GW

Groundwater

System type

NTNCWS

Non-transient non-community water system

System record

PWSIDIL3113852
System typeNon-transient non-community water system
Activity statusActive
Population served3,000
Service connections1
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyIL state drinking water program
City served—
StateIllinois
ZIP—
CountyPeoria County

How does Cat Mossville compare with other water systems in Peoria County?

By EPA's size categories, Cat Mossville is a small system (501 to 3,300 people). Peoria County has 66 active public water systems, and Cat Mossville is the 6th-largest of them by population served. Its population served is roughly in line with the county average of 2,857 people per system, and accounts for 1.6% of the 188,545 people reported by systems filed under the county. Across Illinois, the 3,872 active systems average 3,204 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Cat Mossville is about 7 times that figure.

What does “non-transient non-community water system” mean?

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. Illinois has 396 active non-transient non-community water systems, 10% of the state's 3,872 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,808 Illinois systems (73%) list groundwater as their primary source.

Who owns and regulates Cat Mossville?

EPA lists Cat Mossville as privately owned. The IL state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 48 of the 66 active systems in Peoria County (73%) are also privately owned.

Does Cat Mossville have drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in February 2023. The violations listed here began between January 2019 and February 2023. By type: 7 monitoring and reporting, 3 monitoring and 2 public notice, recordkeeping or other. The contaminant or rule involved most often is Revised Total Coliform Rule (3 of them). EPA lists 10 as resolved and 2 as unaddressed. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.

BeganViolationContaminant or ruleHealth-basedStatus
2023-02-15Monitoring and reportingLead Consumer Notice · code 66Lead and Copper Rulecode 5000NoResolved
2022-09-24Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoUnaddressed
2022-04-21Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoUnaddressed
2021-08-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2021-03-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2020-04-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2019-01-01Monitoring and reportingMonitoring, Regular · code 03Xylenes, Totalcode 2955NoResolved
2019-01-01Monitoring and reportingMonitoring, Regular · code 03cis-1,2-Dichloroethylenecode 2380NoResolved
2019-01-01Monitoring and reportingMonitoring, Regular · code 03Ethylbenzenecode 2992NoResolved
2019-01-01Monitoring and reportingMonitoring, Regular · code 03Benzenecode 2990NoResolved
2019-01-01Monitoring and reportingMonitoring, Regular · code 03Toluenecode 2991NoResolved
2019-01-01Monitoring and reportingMonitoring, Regular · code 03Chlorobenzenecode 2989NoResolved

The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.

Cat Mossville: frequently asked questions

Who runs Cat Mossville?

Cat Mossville (PWSID IL3113852) is a non-transient non-community water system privately owned. It is regulated by the IL state drinking water program.

How many people does Cat Mossville serve?

Cat Mossville reports serving 3,000 people through 1 service connection in Peoria County, Illinois.

Where does Cat Mossville get its water?

EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.

Does Cat Mossville have any drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in February 2023. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.

Is Cat Mossville's water safe to drink?

AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in February 2023. For current results, consult EPA ECHO, or the IL state drinking water program.

Where can I find Cat Mossville's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Cat Mossville is a non-transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.

Other water systems in Peoria County

Water systemCountyPopulation servedTypeSource
Il American-PeoriaPeoria137,575CommunitySurface water
Osf St Francis HospitalPeoria10,000Non-transient non-communityPurchased surface water
ChillicothePeoria6,660CommunityGroundwater
Peoria HeightsPeoria5,908CommunityGroundwater
Pleasant Valley PWDPeoria3,783CommunityGroundwater
T-L Rural Water DistrictPeoria2,243CommunityPurchased groundwater

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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, “Cat Mossville, PWSID IL3113852, Illinois”, https://aquacensus.com/water-systems/illinois/cat-mossville-il3113852 (data as of October 1, 2026).