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Community Water System · PWS IL1775255

Timber Ridge Mobile Estates

Freeport, Illinois 61032 - drinking water served from groundwater sources to 150 people, tracked in EPA SDWIS and UCMR5.

150
People served
164
EPA violations
87
Health-based
Untested
UCMR5 result

The verdict

EPA records 164 drinking-water violations at Timber Ridge Mobile Estates, 53% of them health-based - above the Illinois per-system average.

164
Total EPA violations on record
53%
Health-based (MCL / treatment failure)
150
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Timber Ridge Mobile Estates

Timber Ridge Mobile Estates is a private-owned community water system that delivers drinking water to 150 residents in Freeport, Illinois (Stephenson County) through 60 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 164 total violations for this system , of which 87 (53%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 44 monitoring and reporting violations are on file. The most recent violation on record dates to 2019.

The most frequently cited contaminant at this system is Combined Radium (-226 and -228), recorded in 71 violations (MCL, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Illinois, EPA tracks 5,117 public water systems serving 12,576,876 people, with 355,322 cumulative violations and 52,932 health-based violations on record. About 81% of systems in the state carry at least one violation, and state-wide the average per system is 69.4 violations. Statewide, 199 of 487 UCMR5-tested systems have reported PFAS detections (40.9%).

Timber Ridge Mobile Estates's 164 violations sit above the Illinois average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
150
Total Violations
164
Health-Based Violations
87
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
60
County
Stephenson
School/Daycare
No
MCL Violations
87
Monitoring Violations
44
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Combined Radium (-226 and -228) MCL 71 2019
Coliform (TCR) MR 18 1993
Coliform (TCR) MCL 16 1993
Combined Radium (-226 and -228) MR 12 2018
Combined Uranium MR 6 2018
TTHM MR 4 2015
Total Haloacetic Acids (HAA5) MR 4 2015
Public Notice Other 2 2018

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Timber Ridge Mobile Estates.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID IL1775255 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Illinois Drinking Water Authority

Illinois EPA, Bureau of Water is the primacy agency that licenses and inspects Timber Ridge Mobile Estates under EPA-delegated authority.

Open IL regulator portal

Source: Illinois EPA, Bureau of Water

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2019 Combined Radium (-226 and -228) MCL 71 SDWIS / IL1775255 / 4010
2018 Combined Radium (-226 and -228) MR 12 SDWIS / IL1775255 / 4010
2018 Combined Uranium MR 6 SDWIS / IL1775255 / 4006
2018 Public Notice Other 2 SDWIS / IL1775255 / 7500
2015 TTHM MR 4 SDWIS / IL1775255 / 2950
2015 Total Haloacetic Acids (HAA5) MR 4 SDWIS / IL1775255 / 2456
1993 Coliform (TCR) MR 18 SDWIS / IL1775255 / 3100
1993 Coliform (TCR) MCL 16 SDWIS / IL1775255 / 3100

How Timber Ridge Mobile Estates Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Timber Ridge Mobile Estates Illinois avg Federal benchmark
Total violations 164 69.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 87 10.3 Indicates a contaminant exceeded a federal MCL
PFAS detection None 40.9% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 150 2,458 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 5,117 regulated public water systems in Illinois.

Federal MCL reference, Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Timber Ridge Mobile Estates water safe to drink? ▼
Timber Ridge Mobile Estates (PWS ID: IL1775255) has 164 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 150 people using Groundwater sources.
How many people does Timber Ridge Mobile Estates serve? ▼
Timber Ridge Mobile Estates serves 150 people in Freeport, Illinois. It is a Private-owned system using Groundwater water sources with 60 service connections.
What type of violations does Timber Ridge Mobile Estates have? ▼
Timber Ridge Mobile Estates has 164 total violations: 87 health-based violations (MCL exceedances or treatment failures), 44 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Timber Ridge Mobile Estates water? ▼
No PFAS testing data is available for Timber Ridge Mobile Estates under the EPA's UCMR5 monitoring program.
What water source does Timber Ridge Mobile Estates use? ▼
Timber Ridge Mobile Estates uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.