Water Quality in Hermansville, MI: 30 Violations — Grade F
Grade F · Score 28/100 · 1 water system · Updated 2026-05-03
Hermansville's water has serious compliance issues. Independent testing and filtration are strongly recommended.
Data: EPA Safe Drinking Water Information System (SDWIS) Last verified: 2026-05-03
Local water systems serving Hermansville, MI carry 30 EPA violations on record in the federal compliance database — documented events spanning categories from maximum contaminant level exceedances to monitoring requirements tracked by the national Safe Drinking Water program.
Water Quality by ZIP Code in Hermansville
Water quality varies across Hermansville's 1 ZIP codes. Check your specific ZIP for detailed contaminant data.
| ZIP Code | Grade | Score | Violations | Health | |
|---|---|---|---|---|---|
| 49847 | F | 28 | 30 | 6 | View report → |
Violation Trend
EPA violations recorded for water systems serving Hermansville.
Water Quality Overview
Hermansville, Michigan receives a water quality grade of F with an overall score of 28 out of 100, based on EPA compliance data from the Safe Drinking Water Information System (SDWIS).
The 1 water system serving Hermansville have accumulated 30 EPA violations, including 6 health-based violations. These violations are tracked across 1 ZIP codes serving approximately 36 people.
What Grade F Means
A grade of F indicates serious compliance issues. Hermansville's water systems have substantial violations. Residents should strongly consider independent water testing and appropriate filtration.
Lead Levels
The average 90th percentile lead level across Hermansville water systems is 0.0790 mg/L — this exceeds the EPA action level of 0.015 mg/L. 1 ZIP code exceed the EPA lead action level.
With 68% of homes built before 1986, Hermansville has a higher-than-average risk of lead from older plumbing. Lead solder was banned in 1986, and homes built before this date may have lead in pipes, solder joints, or fixtures.
Radon Risk
Hermansville is in EPA Radon Zone 2 (Moderate risk). Testing is recommended, especially for homes with basements or ground-level living spaces.
Water Systems Serving Hermansville
Hermansville is served by 1 community water system regulated under the Safe Drinking Water Act. These systems collectively serve approximately 36 people across 1 ZIP codes.
Each water system is identified by a Public Water System ID (PWSID) and is required to:
- Test for over 90 regulated contaminants on a regular schedule
- Report results to the EPA and state regulators
- Issue an annual Consumer Confidence Report (CCR) to all customers
- Take corrective action when violations occur
The EPA has taken 10 enforcement actions against water systems serving Hermansville. Enforcement actions range from informal compliance assistance to formal orders and penalties.
How to Check Your Water in Hermansville
Enter your ZIP code on ZipCheckup to see your specific water system data, including contaminant levels, violation history, and safety scores
Request your CCR — your water utility must provide an annual Consumer Confidence Report with detailed test results for all monitored contaminants
Get a home test — certified kits cost $20–$50 and test for lead, bacteria, and common contaminants. Professional lab tests ($150–$400) cover a broader panel
Consider filtration — NSF-certified filters can remove specific contaminants. Reverse osmosis removes the broadest range; activated carbon is effective for chlorine and many organics
Check for advisories — monitor your local utility website and local news for boil water advisories or system alerts
Contaminants Detected in Hermansville Water Systems
The following contaminants have been detected or caused violations across Hermansville's water systems:
| Contaminant | Category | MCL | Violations | ZIPs Affected | Health-Based |
|---|---|---|---|---|---|
| Stage 1 DBP Rule | Treatment Technique | N/A | 13 | 1 | Yes |
| Revised Total Coliform Rule | Microbiological | N/A | 3 | 1 | No |
| Lead | Inorganic | 0.015 mg/L | 1 | 1 | No |
| Surface Water Treatment Rule | Treatment Technique | N/A | 1 | 1 | No |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 0.08 mg/L | 1 | 1 | No |
MCL = Maximum Contaminant Level (EPA enforceable standard). Health-based violations indicate levels that may pose direct health risks.
Violation Trend Over Time
Year-by-year EPA violations recorded for water systems serving Hermansville:
| Year | Total Violations | Health-Based |
|---|---|---|
| 2022 | 4 | 4 |
| 2025 | 1 | 1 |
Violations have decreased from 4 in 2022 to 1 in 2025, indicating improving compliance.
EPA Enforcement History
The EPA and state regulators have taken 10 enforcement actions against water systems serving Hermansville. Recent actions:
| Date | Action Type |
|---|---|
| 2025-07-01 | State Order Extension |
| 2025-06-25 | State Informal Action |
| 2025-06-24 | State Informal Action |
| 2025-02-13 | State Filed Motion |
| 2025-02-11 | State Informal Action |
| 2025-02-11 | State Informal Enforcement |
| 2024-12-27 | State Informal Action |
| 2024-12-27 | State Order Extension |
| 2024-11-12 | State Informal Action |
| 2024-11-12 | State Informal Enforcement |
Enforcement actions range from informal compliance assistance to formal orders and penalties. The most recent action was on 2025-07-01.
Hermansville vs. Nearby Michigan Cities
How Hermansville's water quality compares to similar cities in Michigan:
| City | Grade | Violations | Systems | Population |
|---|---|---|---|---|
| Hermansville | F | 30 | 1 | 36 |
| Perronville | D | 0 | 1 | 36 |
| Barton City | D | 0 | 1 | 39 |
| Black River | C | 0 | 1 | 39 |
Common Questions About Hermansville Water
These are the most common questions residents search for about water quality in Hermansville, Michigan:
Is Hermansville water hard or soft? Water hardness varies by source. Hermansville's 1 water system uses a single source. Check your ZIP code report for specific hardness data.
Can I drink Hermansville tap water? Hermansville's water receives a grade of F (28/100). There are 6 health-based violations — consider filtration.
What is the best water filter for Hermansville? A NSF/ANSI 53-certified filter for lead removal is a good general choice. See our Water Filter Matcher for personalized recommendations.
Hermansville vs. Michigan Average
Understanding how Hermansville compares to the broader Michigan average helps contextualize your local water quality. Factors like water source, treatment methods, and infrastructure age all contribute to differences between cities in the same state.
To see how individual neighborhoods compare, check the ZIP code reports below — water quality can vary significantly even within Hermansville.
ZIP Codes in Hermansville
Hermansville spans 1 ZIP code. The ZIP with the lowest water quality score is 49847. Each ZIP code has its own water quality profile based on the specific water system serving that area. Check each ZIP code for detailed contaminant data, violation history, and system information.
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
- Enforcement: EPA ECHO database
- Filter recommendations: NSF/ANSI certified products
Updated daily.