Public water system · IL1150160
ActiveDecatur MHP, LLC
At a glance
Decatur MHP, LLC (PWSID IL1150160) is an active community water system in Macon County, Illinois. It reports serving 500 people through 200 service connections. Its primary water source is purchased surface water, and EPA lists it as privately owned. EPA's records list 10 violations for this system; none is health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
500
Service connections
200
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Decatur MHP, LLC compare with other water systems in Macon County?
By EPA's size categories, Decatur MHP, LLC is a very small system (500 people or fewer). Macon County has 18 active public water systems. Its population served is well below the county average of 5,787 people per system, and accounts for 0.5% of the 104,160 people reported by systems filed under the county. Across Illinois, the 3,872 active systems average 3,204 people each. Nationally, the average active community water system reports serving 6,703 people, so Decatur MHP, LLC is well below that figure.
What does “community water system” mean?
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. Illinois has 1,773 active community water systems, 46% of the state's 3,872 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 619 Illinois systems (16%) list purchased surface water as their primary source.
Who owns and regulates Decatur MHP, LLC?
EPA lists Decatur MHP, LLC 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. 4 of the 18 active systems in Macon County (22%) are also privately owned.
Does Decatur MHP, LLC have drinking water violations?
EPA's records list 10 violations for this system; none is health-based, and the most recent began in July 2025. The violations listed here began between August 2020 and July 2025. By type: 8 monitoring and reporting, 1 public notice, recordkeeping or other and 1 reporting. The contaminant or rule involved most often is Haloacetic acids (HAA5) (3 of them). EPA lists 9 as resolved and 1 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 |
|---|---|---|---|---|
| 2025-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Unaddressed |
| 2024-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2024-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2024-04-11 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2023-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2023-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2023-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2020-08-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
All 10 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.
Decatur MHP, LLC: frequently asked questions
Who runs Decatur MHP, LLC?
Decatur MHP, LLC (PWSID IL1150160) is a community water system privately owned. It is regulated by the IL state drinking water program.
How many people does Decatur MHP, LLC serve?
Decatur MHP, LLC reports serving 500 people through 200 service connections in Macon County, Illinois.
Where does Decatur MHP, LLC get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Decatur MHP, LLC have any drinking water violations?
EPA's records list 10 violations for this system; none is health-based, and the most recent began in July 2025. 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 Decatur MHP, LLC'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. EPA's records list 10 violations for this system; none is health-based, and the most recent began in July 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the IL state drinking water program.
Where can I find Decatur MHP, LLC's water quality report?
As a community water system, Decatur MHP, LLC must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Macon County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Decatur | Macon | 76,122 | Community | Surface water |
| Long Creek Township Pws | Macon | 7,850 | Community | Groundwater |
| Mount Zion | Macon | 5,833 | Community | Purchased surface water |
| Forsyth | Macon | 3,490 | Community | Groundwater |
| Maroa | Macon | 1,700 | Community | Groundwater |
| Harristown | Macon | 1,320 | 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, “Decatur MHP, LLC, PWSID IL1150160, Illinois”, https://aquacensus.com/water-systems/illinois/decatur-mhp-llc-il1150160 (data as of October 1, 2026).