Is Lyon charter, MI tap water safe?
Data: U.S. EPA · How we read the data · How we check it
Summary
No federal limits exceeded in EPA data for Lyon Township Water System.
Lyon Township Water System supplies Lyon charter (9,390 people).
Water system
Lyon Township Water System
9,390 people · Groundwater · EPA ID MI0003968
| PFAS | Highest average | Limit |
|---|---|---|
| PFOA Not detected | – | 4 ppt |
| PFOS Not detected | – | 4 ppt |
| PFHxS Not detected | – | 10 ppt |
| PFNA Not detected | – | 10 ppt |
| HFPO-DA (GenX) Not detected | – | 10 ppt |
ppt = parts per trillion. "Highest average" is the highest average at any of the system's entry points, the way EPA compares results with the limits.
Lead: 2 ppb at the 90th percentile (Jun 2025, and 9 in 10 homes sampled were at or below it) Below action level
Health-based violations since 2016: 0
Across Michigan, 5 of 311 water systems EPA tested had PFAS above a 2024 federal limit, and 26 systems were above the lead action level in results from the last five years. Michigan results.
Lyon charter homes and lead pipes
Lead service lines and lead solder were allowed until 1986, so homes from before then are the ones to check. How to check your own line.
Housing: Census American Community Survey 2020–2024 5-year estimates for Lyon charter township (tables B25034, B25003). Estimates for small places have a margin of error.
How nearby cities compare
| City | PFAS | Lead (90th pct.) |
|---|---|---|
| Novi 6 mi City of Novi | None above limits | 0 ppb |
| Northville 8 mi Northville Township Water System | None above limits | 0.9 ppb |
| Commerce charter 8 mi Commerce Township Water System | None above limits | 0 ppb |
| Farmington Hills 12 mi City of Farmington Hills | None above limits | 0 ppb |
| West Bloomfield charter 12 mi West Bloomfield Township Water System | None above limits | 0 ppb |
| White Lake charter 13 mi White Lake Township Water System | None above limits | 3 ppb |
Lyon charter ZIP codes (2)
- 48165
- 48178
Questions
Is Lyon charter tap water safe to drink?
Lyon Township Water System has had no health-based violations since 2016. Utility data can't show lead from your own pipes: if your home was built before 1986, test your tap. Your utility's annual Consumer Confidence Report is the official summary.
Who supplies water in Lyon charter, MI?
Lyon Township Water System, which serves 9,390 people.
Does Lyon charter tap water have PFAS?
None detected above EPA's reporting limits. Lyon Township Water System had no PFAS detected in EPA's 2023–2025 testing. "Not detected" means below the reporting limit (about 2 to 20 ppt), not proven zero.
Do Lyon charter homes have lead pipes?
Census estimates put 20% of Lyon charter homes as built before 1980 (Michigan: 62%). Lead service lines and lead solder were allowed until 1986, so older homes are more likely to have them. Lyon Township Water System's service line inventory says what your line is made of. The only way to know for your home is to check the line where it enters the house and test your tap.
Source: U.S. EPA drinking water records and PFAS testing (UCMR 5). How we read the data.