Water Quality in Monroe, MI: 48 Violations - Grade N/A
2 water systems · 2 directly mapped ZIP records
Available EPA records report 48 violations across 2 directly mapped ZIP records with known counts for Monroe. This is compliance evidence, not a property-level tap-water verdict.
Data: EPA Safe Drinking Water Information System (SDWIS)
Water Quality by ZIP Code in Monroe
This table shows typed EPA water evidence only. Missing violation counts are displayed as N/A, not zero.
| ZIP Code | Violations | Health | |
|---|---|---|---|
| 48162 | 48 | 0 | View report → |
| 48161 | 0 | 0 | View report → |
Water Quality Overview
Monroe, Michigan has directly mapped EPA water-system data for 2 ZIP codes. This page reports typed compliance facts and does not relabel the multi-source Home Safety Score as a drinking-water grade.
The available EPA records report 48 violations (all classified as monitoring/reporting type in the available record) across 2 directly mapped ZIP records with reported counts.
Lead Levels
The average 90th percentile lead level across Monroe water systems is 0.0020 mg/L - within EPA limits. No exceedances appear among the 2 ZIP records with known lead status.
With 73% of homes built before 1986, Monroe 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.
Water Systems Serving Monroe
Monroe is served by 2 community water systems regulated under the Safe Drinking Water Act. These systems collectively serve approximately 54,831 people across 2 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 Monroe. Enforcement actions range from informal compliance assistance to formal orders and penalties.
How to Check Your Water in Monroe
Enter your ZIP code on ZipCheckup to see your specific water system data, including contaminant levels and violation history
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 Monroe Water Systems
The following contaminants have been detected or caused violations across Monroe's water systems:
| Contaminant | Category | MCL | Violations | ZIPs Affected | Health-Based |
|---|---|---|---|---|---|
| PFOA | PFAS | 0.000004 mg/L | 2 | 1 | No |
| PFNA | PFAS | 0.00001 mg/L | 2 | 1 | No |
| Monochloroacetic Acid | Disinfection Byproducts | 0.06 mg/L | 2 | 1 | No |
| Dichloroacetic Acid | Disinfection Byproducts | 0.06 mg/L | 2 | 1 | No |
| Bromodichloromethane | Disinfection Byproducts | 0.08 mg/L | 2 | 1 | No |
| Dibromochloromethane | Disinfection Byproducts | 0.08 mg/L | 2 | 1 | No |
| Bromoform | Disinfection Byproducts | 0.08 mg/L | 2 | 1 | No |
| Chlorodibromomethane | Disinfection Byproducts | 0.08 mg/L | 2 | 1 | No |
| Trichloroacetic Acid | Disinfection Byproducts | 0.06 mg/L | 2 | 1 | No |
| Monobromoacetic Acid | Disinfection Byproducts | 0.06 mg/L | 2 | 1 | No |
| Dibromoacetic Acid | Disinfection Byproducts | 0.06 mg/L | 2 | 1 | No |
| Bromochloroacetic Acid | Disinfection Byproducts | 0.06 mg/L | 2 | 1 | No |
| Bromodichloroacetic Acid | Disinfection Byproducts | 0.06 mg/L | 2 | 1 | No |
| Chlorodibromoacetic Acid | Disinfection Byproducts | 0.06 mg/L | 2 | 1 | No |
| Tribromoacetic Acid | Disinfection Byproducts | 0.06 mg/L | 2 | 1 | No |
MCL = Maximum Contaminant Level (EPA enforceable standard). Health-based violations indicate levels that may pose direct health risks.
EPA Enforcement History
The EPA and state regulators have taken 10 enforcement actions against water systems serving Monroe. Recent actions:
| Date | Action Type |
|---|---|
| 2024-08-13 | State Informal Action |
| 2024-08-07 | State Order Extension |
| 2023-08-30 | State Informal Action |
| 2023-07-06 | State Informal Action |
| 2023-07-06 | State Order Extension |
| 2022-09-29 | State Informal Action |
| 2022-09-29 | State Informal Enforcement |
| 2022-09-29 | State Order Extension |
| 2022-09-26 | State Order Extension |
| 2022-08-18 | State Informal Action |
Enforcement actions range from informal compliance assistance to formal orders and penalties. The most recent action was on 2024-08-13.
Monroe vs. Nearby Michigan Cities
How Monroe's water quality compares to similar cities in Michigan:
| City | Direct EPA ZIPs | Violations | Systems | Population |
|---|---|---|---|---|
| Monroe | 2 | 48 | 2 | 54,831 |
| Redford | 2 | 8 | 4 | 54,136 |
| Wyoming | 2 | 1 | 2 | 56,441 |
| New Baltimore | 2 | 4 | 3 | 57,541 |
Common Questions About Monroe Water
These are the most common questions residents search for about water quality in Monroe, Michigan:
Is Monroe water hard or soft? Water hardness varies by source. Monroe's 2 water systems use multiple sources. Check your ZIP code report for specific hardness data.
Can I drink Monroe tap water? City-level EPA records cannot determine safety at a specific tap. No health-based violations are recorded across 2 directly mapped ZIP records with known counts, but this is not a property-level safety guarantee.
What is the best water filter for Monroe? A NSF/ANSI 53-certified filter for lead removal is a good general choice. See our Water Filter Matcher for personalized recommendations.
Monroe vs. Michigan Average
Understanding how Monroe 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 Monroe.
ZIP Codes in Monroe
Monroe spans 2 ZIP codes. EPA water-system coverage is available for 2 directly mapped ZIP codes. 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
Source reporting periods vary. See each cited source for its publication schedule.