Is West Lafayette, IN Tap Water Safe to Drink?
West Lafayette tap water meets federal Safe Drinking Water Act standards but 2 of 2 ZIP codes show detections above EPA health guidelines, primarily for lithium. A certified filter is recommended for households that want an additional layer of protection.
Where Does West Lafayette Get Its Water?
Water in West Lafayette, IN is provided by 2 public water systems: INDIANA AMERICAN WATER - WEST LAFAYETTE and PURDUE UNIV. WATER WORKS.
How Is West Lafayette Tap Water Treated?
Treated water is disinfected using chloramines. Treatment includes conventional treatment (coagulation, flocculation, and filtration), groundwater disinfection and post-ozone biofiltration.
What's in West Lafayette Tap Water?
The following contaminants were detected most frequently in West Lafayette public water systems. 2 of 2 ZIP codes showed detections above EPA health guidelines.
| Contaminant | Peak detected | EPA guideline | ZIPs detected | Status |
|---|---|---|---|---|
| lithium | 17.3 µg/L | 10 µg/L | 1 ZIP | Above guideline |
| PFBS | 0.0174 µg/L | 0.003 µg/L | 2 ZIPs | Above guideline |
| PFPeA | 0.0115 µg/L | — | 2 ZIPs | Within guideline |
| PFHxA | 0.0113 µg/L | — | 2 ZIPs | Within guideline |
| PFTrDA | 0.007 µg/L | — | 0 ZIPs | Within guideline |
Health Risk Profile for West Lafayette
Based on EPA monitoring data, 2 of 2 ZIP codes in West Lafayette have recorded detections above EPA health guidelines. Sensitive populations such as infants, pregnant individuals, and those with weakened immune systems may benefit from an additional layer of protection such as a certified point-of-use filter.
Best Filters for PFAS Water Profile
PFAS compounds are detected in this water supply. A reverse osmosis (RO) system or an activated-carbon filter specifically certified under NSF/ANSI P473 is required for reliable PFAS reduction. Standard pitcher and faucet filters without P473 certification do not remove PFAS.
8-stage tankless RO system certified to NSF/ANSI 58, reduces 1,000+ contaminants including PFAS, lead, arsenic, fluoride, and nitrates.
NSF-certified dual-layer filtration reduces 70+ contaminants including PFAS, lead, chlorine, microplastics, and bacteria.
See recommendations matched to your exact address: choose your ZIP code below.
Frequently Asked Questions about West Lafayette Tap Water
Is West Lafayette tap water safe to drink?
West Lafayette tap water meets Safe Drinking Water Act requirements but 2 of 2 ZIP codes show contaminant levels above EPA health-based guidelines. A certified point-of-use filter adds an extra layer of protection.
What contaminants are in West Lafayette tap water?
The most commonly detected contaminants in West Lafayette water systems include: lithium, PFBS, PFPeA. See the ZIP-level reports for exact measurements and EPA guideline comparisons.
Where does West Lafayette get its drinking water?
West Lafayette receives water from 2 public water systems, including INDIANA AMERICAN WATER - WEST LAFAYETTE.
Do I need a water filter in West Lafayette?
If your ZIP code is among those with detections above EPA health guidelines, choose a filter certified for the specific contaminants shown in your ZIP report. Reverse osmosis is generally the broadest option for PFAS, lithium, and many other dissolved contaminants.
How often is West Lafayette tap water tested?
Public water systems in West Lafayette are required by the EPA to test for regulated contaminants on schedules ranging from daily (for microbials and disinfectants) to annual or triennial (for many chemical contaminants). Results are published in annual Consumer Confidence Reports (CCRs). The data on this page reflects the most recent available EPA monitoring results, with the latest sample date of 2023-08-08.
Tap water reports by ZIP in West Lafayette
- 47906 - Shelby, West Lafayette tap water report Higher concern
- 47907 - Wabash, West Lafayette tap water report Higher concern
Water utilities serving West Lafayette, IN
Service area boundaries are approximate and based on state filings or modeled estimates. Contact your utility to confirm exact service at a specific address.
- INDIANA AMERICAN WATER - WEST LAFAYETTEAction advised
Also covers / overlaps with
- Wabash, IN · Township
- Montmorenci, IN · CDP
- Shelby, IN · Township
- Tippecanoe, IN · Township