Is Brookfield, WI Tap Water Safe to Drink?
Brookfield 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 Brookfield Get Its Water?
Water in Brookfield, WI is provided by 2 public water systems: BROOKFIELD WATER UTILITY and TOWN OF BROOKFIELD SAN DIST 4.
How Is Brookfield Tap Water Treated?
Treated water is disinfected using chloramines and free chlorine. Treatment includes groundwater disinfection.
What's in Brookfield Tap Water?
The following contaminants were detected most frequently in Brookfield public water systems. 2 of 2 ZIP codes showed detections above EPA health guidelines.
| Contaminant | Peak detected | EPA guideline | ZIPs detected | Status |
|---|---|---|---|---|
| lithium | 14 µg/L | 10 µg/L | 2 ZIPs | Above guideline |
| PFTrDA | 0.007 µg/L | — | 0 ZIPs | Within guideline |
| 8:2 FTS | 0.005 µg/L | — | 0 ZIPs | Within guideline |
| 6:2 FTS | 0.005 µg/L | — | 0 ZIPs | Within guideline |
| PFBA | 0.005 µg/L | — | 0 ZIPs | Within guideline |
Health Risk Profile for Brookfield
Based on EPA monitoring data, 2 of 2 ZIP codes in Brookfield 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 Broad-Spectrum Filters for This Water Profile
This city profile includes PFAS detections, chlorine disinfection, and other dissolved contaminants. Reverse osmosis (RO) systems certified under NSF/ANSI 58 provide broad reduction coverage; for PFAS specifically, confirm NSF/ANSI P473 or equivalent PFAS reduction certification.
8-stage tankless RO system certified to NSF/ANSI 58, reduces 1,000+ contaminants including PFAS, lead, arsenic, fluoride, and nitrates.
See recommendations matched to your exact address: choose your ZIP code below.
Frequently Asked Questions about Brookfield Tap Water
Is Brookfield tap water safe to drink?
Brookfield 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 Brookfield tap water?
The most commonly detected contaminants in Brookfield water systems include: lithium, PFTrDA, 8:2 FTS. See the ZIP-level reports for exact measurements and EPA guideline comparisons.
Where does Brookfield get its drinking water?
Brookfield receives water from 2 public water systems, including BROOKFIELD WATER UTILITY.
Do I need a water filter in Brookfield?
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 Brookfield tap water tested?
Public water systems in Brookfield 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 2025-07-23.
Tap water reports by ZIP in Brookfield
- 53005 - Brookfield tap water report Higher concern
- 53045 - Brookfield tap water report Higher concern
Water utilities serving Brookfield, WI
Service area boundaries are approximate and based on state filings or modeled estimates. Contact your utility to confirm exact service at a specific address.
- BROOKFIELD WATER UTILITYAction advised
- TOWN OF BROOKFIELD SAN DIST 4Action advised