PlainWater

OAKFIELD MOBILE HOME PARK

PWS ID: MI0040266 · ADA, Michigan 49301

OAKFIELD MOBILE HOME PARK serves 55 people in ADA, Michigan using Groundwater water sources. It has 119 recorded EPA violations, including 67 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: OAKFIELD MOBILE HOME PARK

OAKFIELD MOBILE HOME PARK is a private-owned community water system that delivers drinking water to 55 residents in ADA, Michigan (Kent County) through 22 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 119 total violations for this system , of which 67 (56%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 38 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 67 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 Michigan, EPA tracks 10,959 public water systems serving 9,098,093 people, with 255,201 cumulative violations and 31,467 health-based violations on record. About 86% of systems in the state carry at least one violation, and state-wide the average per system is 23.3 violations. OAKFIELD MOBILE HOME PARK's 119 violations sit above the Michigan average. Statewide, 87 of 318 UCMR5-tested systems have reported PFAS detections (27.4%). 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
55
Total Violations
119
Health-Based Violations
67
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
22
County
Kent
School/Daycare
No
MCL Violations
67
Monitoring Violations
38
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 67 2013
Coliform (TCR) MR 28 2013
E. COLI MR 9 2024
Revised Total Coliform Rule RPT 3 2024
Gross Alpha, Excl. Radon and U MR 1 1995

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 OAKFIELD MOBILE HOME PARK.

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 MI0040266 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Michigan Drinking Water Authority

Michigan EGLE — Drinking Water and Environmental Health Division is the primacy agency that licenses and inspects OAKFIELD MOBILE HOME PARK under EPA-delegated authority.

Open MI regulator portal

Source: Michigan EGLE — Drinking Water and Environmental Health Division

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
2024 E. COLI MR 9 SDWIS / MI0040266 / 3014
2024 Revised Total Coliform Rule RPT 3 SDWIS / MI0040266 / 8000
2013 Coliform (TCR) MCL 67 SDWIS / MI0040266 / 3100
2013 Coliform (TCR) MR 28 SDWIS / MI0040266 / 3100
1995 Gross Alpha, Excl. Radon and U MR 1 SDWIS / MI0040266 / 4000

How OAKFIELD MOBILE HOME PARK Compares

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

Metric OAKFIELD MOBILE HOME PARK Michigan avg Federal benchmark
Total violations 119 23.3 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 67 2.9 Indicates a contaminant exceeded a federal MCL
PFAS detection None 27.4% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 55 830 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 10,959 regulated public water systems in Michigan.

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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is OAKFIELD MOBILE HOME PARK water safe to drink?
OAKFIELD MOBILE HOME PARK (PWS ID: MI0040266) has 119 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 55 people using Groundwater sources.
How many people does OAKFIELD MOBILE HOME PARK serve?
OAKFIELD MOBILE HOME PARK serves 55 people in ADA, Michigan. It is a Private-owned system using Groundwater water sources with 22 service connections.
What type of violations does OAKFIELD MOBILE HOME PARK have?
OAKFIELD MOBILE HOME PARK has 119 total violations: 67 health-based violations (MCL exceedances or treatment failures), 38 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in OAKFIELD MOBILE HOME PARK water?
No PFAS testing data is available for OAKFIELD MOBILE HOME PARK under the EPA's UCMR5 monitoring program.
What water source does OAKFIELD MOBILE HOME PARK use?
OAKFIELD MOBILE HOME PARK 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.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial