Tap Water Results

Is Bolingbrook, 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 Illinois American Water – West Suburban.

2 public water systems serve parts of Bolingbrook. The largest, Illinois American Water – West Suburban, serves 73,978 people. Your water bill names your system.

Largest system

Illinois American Water – West Suburban

73,978 people · Purchased surface water · EPA ID IL1974151

Buys treated water from Woodridge Water System, Naperville Water System, Illinois American Water – Lake Water Company.

PFASHighest averageLimitStatus
PFOA
Not detected
–4 pptNot detected
PFOS
Not detected
–4 pptNot detected
PFHxS
Not detected
–10 pptNot detected
PFNA
Not detected
–10 pptNot detected
HFPO-DA (GenX)
Not detected
–10 pptNot detected

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: 0 ppb at the 90th percentile (Dec 2024, and 9 in 10 homes sampled were at or below it) Below action level
Health-based violations since 2016: 0

Full Illinois American Water – West Suburban results

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.

Bolingbrook homes and lead pipes

41%
of homes built before 1980 (Illinois 64%, US 50%)
2%
built before 1950 (Illinois 26%)
21%
of households rent (Illinois 33%)

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 Bolingbrook village (tables B25034, B25003). Estimates for small places have a margin of error.

Other water systems serving Bolingbrook

  • Illinois American Water – Homer Township
    24,543 people · Purchased surface water · Illinois · reported ZIPs here
    No PFAS above limits

How nearby cities compare

CityMain water systemPFASLead (90th pct.)
Romeoville 4 mi
Romeoville Water System
Romeoville Water SystemNone above limits8.22 ppb
Woodridge 4 mi
Woodridge Water System
Woodridge Water SystemNone above limits0 ppb
Naperville 5 mi
Naperville Water System
Naperville Water SystemNone above limits6.1 ppb
Lockport 8 mi
Illinois American Water – Homer Township
Illinois American Water – Homer TownshipNone above limits0 ppb
Plainfield 8 mi
Plainfield Water System
Plainfield Water SystemNone above limits0 ppb
Downers Grove 8 mi
Downers Grove Water System
Downers Grove Water SystemNone above limits4.98 ppb
Bolingbrook ZIP codes (2)
  • 60440
  • 60490

Questions

Is Bolingbrook tap water safe to drink?

Illinois American Water – West Suburban 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 Bolingbrook, IL?

2 public water systems serve parts of Bolingbrook. The largest is Illinois American Water – West Suburban (73,978 people). Your water bill names your system. The EPA ID is also on your utility's Consumer Confidence Report.

Does Bolingbrook tap water have PFAS?

None detected above EPA's reporting limits. Illinois American Water – West Suburban 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 Bolingbrook homes have lead pipes?

Census estimates put 41% of Bolingbrook 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. Illinois American Water – West Suburban'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.