Is Schererville, IN 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 Schererville Water Department.
2 public water systems serve parts of Schererville. The largest, Schererville Water Department, serves 30,000 people. Your water bill names your system.
Largest system
Schererville Water Department
30,000 people · Purchased surface water · EPA ID IN5245041
Buys treated water from Indiana American Water – Northwest.
| 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: 1 ppb at the 90th percentile (Dec 2023, and 9 in 10 homes sampled were at or below it) Below action level
Health-based violations since 2016: 0
Across Indiana, 6 of 219 water systems EPA tested had PFAS above a 2024 federal limit, and 6 systems were above the lead action level in results from the last five years. Indiana results.
Schererville 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 Schererville town (tables B25034, B25003). Estimates for small places have a margin of error.
Other water systems serving Schererville
- Cedar Lake – Robins Nest Water System950 people · Groundwater · Indiana · lists this cityNot in EPA's PFAS sample
How nearby cities compare
| City | PFAS | Lead (90th pct.) |
|---|---|---|
| Merrillville 7 mi Indiana American Water – Northwest | None above limits | 3 ppb |
| Crown Point 7 mi Crown Point Water Works | None above limits | 0.7 ppb |
| Hobart 9 mi Indiana American Water – Northwest | None above limits | 3 ppb |
| Gary 9 mi Indiana American Water – Northwest | None above limits | 3 ppb |
| Hammond 10 mi Hammond Water Works Department | None above limits | 3 ppb |
| East Chicago 11 mi East Chicago Water Works | None above limits | 8 ppb |
Schererville ZIP codes (1)
- 46375
Questions
Is Schererville tap water safe to drink?
Schererville Water Department 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 Schererville, IN?
2 public water systems serve parts of Schererville. The largest is Schererville Water Department (30,000 people). Your water bill names your system. The EPA ID is also on your utility's Consumer Confidence Report.
Does Schererville tap water have PFAS?
None detected above EPA's reporting limits. Schererville Water Department 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 Schererville homes have lead pipes?
Census estimates put 33% of Schererville homes as built before 1980 (Indiana: 55%). Lead service lines and lead solder were allowed until 1986, so older homes are more likely to have them. Schererville Water Department'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.