South Elgin
IL

Is South Elgin, IL Tap Water Safe to Drink?

South Elgin tap water meets federal Safe Drinking Water Act standards but 1 of 1 ZIP code show detections above EPA health guidelines, primarily for lithium. A certified filter is recommended for households that want an additional layer of protection.

1Water system
1ZIP codes
100%ZIPs above EPA guideline
Metro areaChicago-Naperville-Elgin, IL-IN
Latest data2025-03-05

Where Does South Elgin Get Its Water?

Water in South Elgin, IL is provided by 1 public water system: SOUTH ELGIN.

How Is South Elgin Tap Water Treated?

Treated water is disinfected using chloramines. Treatment includes groundwater disinfection, ion exchange, post-ozone biofiltration and slow sand filtration.

What's in South Elgin Tap Water?

The following contaminants were detected most frequently in South Elgin public water systems. 1 of 1 ZIP codes showed detections above EPA health guidelines.

ContaminantPeak detectedEPA guidelineZIPs detectedStatus
lithium 19.1 µg/L 10 µg/L 1 ZIP Above guideline
PFBS 0.0097 µg/L 1 ZIP Within guideline
PFPeA 0.0076 µg/L 1 ZIP Within guideline
PFTrDA 0.007 µg/L 0 ZIPs Within guideline
PFHxA 0.0051 µg/L 1 ZIP Within guideline

Health Risk Profile for South Elgin

Based on EPA monitoring data, 1 of 1 ZIP codes in South Elgin 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.

Under-sink RO system

8-stage tankless RO system certified to NSF/ANSI 58, reduces 1,000+ contaminants including PFAS, lead, arsenic, fluoride, and nitrates.

Pitcher filter

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 South Elgin Tap Water

Is South Elgin tap water safe to drink?

South Elgin tap water meets Safe Drinking Water Act requirements but 1 of 1 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 South Elgin tap water?

The most commonly detected contaminants in South Elgin water systems include: lithium, PFBS, PFPeA. See the ZIP-level reports for exact measurements and EPA guideline comparisons.

Where does South Elgin get its drinking water?

South Elgin receives water from one public water system, including SOUTH ELGIN.

Do I need a water filter in South Elgin?

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 South Elgin tap water tested?

Public water systems in South Elgin 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 2025-03-05.

Tap water reports by ZIP in South Elgin

Water utilities serving South Elgin, IL

Service area boundaries are approximate and based on state filings or modeled estimates. Contact your utility to confirm exact service at a specific address.

Modeled boundaries are shown with a dashed outline.

Also covers / overlaps with