MAHLE ENGINE COMPONENTS
PWS ID: OH5836612 · MCCONNELSVILLE, Ohio 43756
MAHLE ENGINE COMPONENTS serves 60 people in MCCONNELSVILLE, Ohio using Groundwater water sources. It has 71 recorded EPA violations, including 7 health-based violations. No PFAS contamination was detected in UCMR5 testing.
Water Quality Snapshot: MAHLE ENGINE COMPONENTS
MAHLE ENGINE COMPONENTS is a private-owned non-transient non-community water system that delivers drinking water to 60 residents in MCCONNELSVILLE, Ohio (Morgan County) through 2 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 71 total violations for this system , of which 7 (10%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 61 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.
The most frequently cited contaminant at this system is Coliform (TCR), recorded in 7 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 Ohio, EPA tracks 4,181 public water systems serving 11,085,226 people, with 288,388 cumulative violations and 52,412 health-based violations on record. About 90% of systems in the state carry at least one violation, and state-wide the average per system is 69 violations. MAHLE ENGINE COMPONENTS's 71 violations sit above the Ohio average. Statewide, 204 of 346 UCMR5-tested systems have reported PFAS detections (59%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 2
- County
- Morgan
- School/Daycare
- No
- MCL Violations
- 7
- Monitoring Violations
- 61
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 7 | 2013 |
| Coliform (TCR) | MR | 5 | 2007 |
| Revised Total Coliform Rule | MON | 5 | 2025 |
| Arsenic | MR | 4 | 2020 |
| Cadmium | MR | 4 | 2020 |
| Chromium | MR | 4 | 2020 |
| CYANIDE | MR | 4 | 2020 |
| Fluoride | MR | 4 | 2020 |
| Mercury | MR | 4 | 2020 |
| Nickel | MR | 4 | 2020 |
| Antimony, Total | MR | 4 | 2020 |
| Beryllium, Total | MR | 4 | 2020 |
| Thallium, Total | MR | 4 | 2020 |
| Barium | MR | 4 | 2020 |
| Selenium | MR | 4 | 2020 |
| E. COLI | MR | 3 | 2017 |
| Public Notice | Other | 2 | 2017 |
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 MAHLE ENGINE COMPONENTS.
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 OH5836612 on SDWISSource: EPA SDWIS Federal Reports Search
Ohio Drinking Water Authority
Ohio EPA — Division of Drinking and Ground Waters is the primacy agency that licenses and inspects MAHLE ENGINE COMPONENTS under EPA-delegated authority.
Open OH regulator portalViolation 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 |
|---|---|---|---|---|
| 2025 | Revised Total Coliform Rule | MON | 5 | SDWIS / OH5836612 / 8000 |
| 2020 | Arsenic | MR | 4 | SDWIS / OH5836612 / 1005 |
| 2020 | Cadmium | MR | 4 | SDWIS / OH5836612 / 1015 |
| 2020 | Chromium | MR | 4 | SDWIS / OH5836612 / 1020 |
| 2020 | CYANIDE | MR | 4 | SDWIS / OH5836612 / 1024 |
| 2020 | Fluoride | MR | 4 | SDWIS / OH5836612 / 1025 |
| 2020 | Mercury | MR | 4 | SDWIS / OH5836612 / 1035 |
| 2020 | Nickel | MR | 4 | SDWIS / OH5836612 / 1036 |
| 2020 | Antimony, Total | MR | 4 | SDWIS / OH5836612 / 1074 |
| 2020 | Beryllium, Total | MR | 4 | SDWIS / OH5836612 / 1075 |
| 2020 | Thallium, Total | MR | 4 | SDWIS / OH5836612 / 1085 |
| 2020 | Barium | MR | 4 | SDWIS / OH5836612 / 1010 |
| 2020 | Selenium | MR | 4 | SDWIS / OH5836612 / 1045 |
| 2017 | E. COLI | MR | 3 | SDWIS / OH5836612 / 3014 |
| 2017 | Public Notice | Other | 2 | SDWIS / OH5836612 / 7500 |
How MAHLE ENGINE COMPONENTS Compares
Cross-reference this system's record against state averages and the federal MCL framework for context.
| Metric | MAHLE ENGINE COMPONENTS | Ohio avg | Federal benchmark |
|---|---|---|---|
| Total violations | 71 | 69 | SDWA compliance — any non-zero count is a recorded breach |
| Health-based violations | 7 | 12.5 | Indicates a contaminant exceeded a federal MCL |
| PFAS detection | None | 59% | EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt |
| Population served | 60 | 2,651 | Sizing context for compliance burden |
Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 4,181 regulated public water systems in Ohio.
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
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Related Data for Ohio
Read our methodology — how this data is sourced, computed, and verified.