Is Batavia, IL 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 Batavia Water System.
Batavia Water System supplies Batavia (26,098 people).
Water system
Batavia Water System
26,098 people · Groundwater · EPA ID IL0894130
Buys treated water from North Aurora Water System, Geneva Water System.
| 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: 3.82 ppb at the 90th percentile (Dec 2025, and 9 in 10 homes sampled were at or below it) Below action level
Health-based violations since 2016: 0
Across Illinois, 13 of 479 water systems EPA tested had PFAS above a 2024 federal limit, and 18 systems were above the lead action level in results from the last five years. Illinois results.
Batavia 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 Batavia city (tables B25034, B25003). Estimates for small places have a margin of error.
How nearby cities compare
| City | PFAS | Lead (90th pct.) |
|---|---|---|
| St. Charles 5 mi St Charles Water System | None above limits | 3.9 ppb |
| West Chicago 6 mi West Chicago Water System | None above limits | 0.52 ppb |
| Aurora 6 mi Aurora Water System | None above limits | 25.7 ppb |
| South Elgin 10 mi South Elgin Water System | Above limit | 1.4 ppb |
| Naperville 10 mi Naperville Water System | None above limits | 6.1 ppb |
| Bartlett 10 mi Bartlett Water System | None above limits | 20 ppb |
Batavia ZIP codes (2)
- 60510
- 60539
Questions
Is Batavia tap water safe to drink?
Batavia 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 Batavia, IL?
Batavia Water System, which serves 26,098 people.
Does Batavia tap water have PFAS?
None detected above EPA's reporting limits. Batavia 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 Batavia homes have lead pipes?
Census estimates put 44% of Batavia homes as built before 1980 (Illinois: 64%). Lead service lines and lead solder were allowed until 1986, so older homes are more likely to have them. Batavia 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.