Public water system · IL3113852
ActiveCat 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
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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2023-02-15 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2022-09-24 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2022-04-21 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2021-08-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-03-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Xylenes, Totalcode 2955 | No | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | cis-1,2-Dichloroethylenecode 2380 | No | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Ethylbenzenecode 2992 | No | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Benzenecode 2990 | No | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Toluenecode 2991 | No | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chlorobenzenecode 2989 | No | Resolved |
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 system | County | Population served | Type | Source |
|---|---|---|---|---|
| Il American-Peoria | Peoria | 137,575 | Community | Surface water |
| Osf St Francis Hospital | Peoria | 10,000 | Non-transient non-community | Purchased surface water |
| Chillicothe | Peoria | 6,660 | Community | Groundwater |
| Peoria Heights | Peoria | 5,908 | Community | Groundwater |
| Pleasant Valley PWD | Peoria | 3,783 | Community | Groundwater |
| T-L Rural Water District | Peoria | 2,243 | Community | Purchased 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).