Royal Oak Township
EPA ID: MI0005840 · 1,869 people served · 3 ZIP codes
ZipCheckup's reading of EPA SDWIS for Royal Oak Township (MI0005840): 1 EPA violation in the last five years. Looking at the EPA enforcement file for Royal Oak Township, 1 violation appear in the five-year dataset, but none remain open - the utility has addressed each finding and is in current compliance, with no pending enforcement affecting the 1,869 people in its service area.
Data: EPA SDWIS
Service Area Map
Coverage area for Royal Oak Township Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Royal Oak Township serves a community with a median household income of $65,882 and an estimated 92,622 residents across its service area. Approximately 95% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
Royal Oak Township's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
Infrastructure Risk
Detected Contaminants
How Royal Oak Township compares to EPA limits
What This Means For You
Total Trihalomethanes (TTHM) at 1 mg/L exceeds the EPA maximum of 0.08 mg/L. Bladder & rectal cancer risk; reproductive concerns. Consider granular activated carbon (GAC) filtration.
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 1 detection recorded.
Total Trihalomethanes (TTHM) was detected in this water system. granular activated carbon (GAC) filtration can reduce exposure.
Find a certified water filter →Comparable Water Systems
Similar-sized systems in Michigan
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Royal Oak Township (EPA ID: MI0005840) is a community water system in Michigan that serves approximately 1,869 people from surface water sources.
This system provides water to 3 ZIP codes across 3 communities.
Violation History
Status breakdown for accepted records with record years 2021-2026: 0 resolved, 1 archived, 0 addressed, and 0 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| January 1, 2025 | Total Trihalomethanes (TTHM) | Non-health-based | Archived |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0015 mg/L | No | N/A |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by MI or modeled from parcel and building-footprint data.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Royal Oak Township (MI0005840) on EPA.gov.
Frequently Asked Questions
Is Royal Oak Township water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Royal Oak Township; its 1 accepted 2021-2026 record are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Royal Oak Township serve?
Royal Oak Township serves approximately 1,869 people across 3 ZIP codes in Michigan.
Where does Royal Oak Township get its water?
The primary water source is surface water.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Royal Oak Township (MI): 1 EPA Violation. https://zipcheckup.com/water-system/mi0005840/
@misc{zipcheckup-water-system-mi0005840,
author = {{ZipCheckup}},
title = {{Royal Oak Township (MI): 1 EPA Violation}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/mi0005840/}
}
What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Royal Oak Township (EPA ID: MI0005840) - request the latest Consumer Confidence Report or ask about specific contaminants.