South Barrington Tap Water Quality Report
South Barrington's water has 4 contaminants above EPA MCLGs. We recommend using a certified water filter.
Water system
SOUTH BARRINGTON
People Served
1,149
Health-based violations since 2020
0
SOUTH BARRINGTON. EPA SDWA violation data as of Q2 2026 (downloaded 2026-07-09).
Latest sample on file
May 2022 · SOUTH BARRINGTON
Utilities publish newer results in their annual water quality report (Consumer Confidence Report).
Is South Barrington Tap Water Safe to Drink?
We strongly recommend using a certified water filter to reduce exposure: South Barrington's water has 4 contaminants above EPA health-based guidelines. Check our filter recommendations below for NSF-certified options that can remove the specific contaminants found in South Barrington's water.
SOUTH BARRINGTON, South Barrington's water system, serves 1,149 people. Water quality testing is conducted regularly and reported to the EPA. The latest sample on file for SOUTH BARRINGTON is from May 2022.
Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Illinois
South Barrington Water Service Areas
What these numbers actually mean for South Barrington, IL
We read South Barrington, IL’s published record and send you a short report — which findings warrant a decision, which to ignore, and what to do about it. Including when the answer is nothing.
- 4 contaminants above EPA MCLGs and 4 contaminants with an EPA health goal detected in some samples (no level on file)
- 88 results on file
- 18 PFAS compounds on record
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Recommended Water Filters for South Barrington
Based on South Barrington's water quality data, these NSF-certified filters are recommended to remove contaminants above EPA MCLGs.
Solventum Purification Inc.
3MRO401
NSF Certified:
Daily Production
11.48 gpd
Highlights:
- NSF-58 certified reverse osmosis system
- 11.48 GPD production capacity
- Reduces total dissolved solids (TDS) for purer water
Removes 15 contaminants:
+10 more
Copper, Cryptosporidium, Fluoride, Lead, Radium 226, Radium 228, Radium, combined (-226 & -228), Selenium, Total Dissolved Solids, Turbidity
Solventum Purification Inc.
3MRO301
NSF Certified:
Daily Production
11.48 gpd
Highlights:
- NSF-58 certified reverse osmosis system
- 11.48 GPD production capacity
- Reduces total dissolved solids (TDS) for purer water
Removes 15 contaminants:
+10 more
Copper, Cryptosporidium, Fluoride, Lead, Radium 226, Radium 228, Radium, combined (-226 & -228), Selenium, Total Dissolved Solids, Turbidity
Culligan
ZeroWater
NSF Certified:
Flow Rate
1.9 gpm
Daily Production
1 gpd
Highlights:
- Compact design
- Easy to set up
- Affordable
- NSF-42, NSF-53, NSF-401 certified
Removes 19 contaminants:
+14 more
Strontium, Molybdenum, Fluoride, Uranium, Lead, Total PFAS, Chlorine, 25, Phosphorus, Bicarbonate, Calcium, Carbonate, Magnesium, Sodium
Santevia
Bath Filter
NSF Certified:
Flow Rate
0.36 gpm
Highlights:
- Organic cotton design reduces plastic used in construction
- Affordable upfront & ongoing cost
- The only bath filter that removed 100% chlorine with “normal” faster faucet flow
Removes 1 contaminants:
Verify Your Water Quality with Independent Testing
With 4 contaminants above EPA MCLGs and 4 contaminants with an EPA health goal detected in some samples (no level on file), independent laboratory testing provides a second opinion and can track changes over time.
SimpleLab
Advanced Home Water Test
$269
Comprehensive water analysis testing over 200 contaminants including bacteria, heavy metals, and chemical compounds.
Tap Score
Haloacetic Acids (HAA9) Test
$275
Tests for disinfection byproducts formed when chlorine reacts with organic matter in water treatment.
Tap Score
Advanced Microplastics Test
$829
Cutting-edge testing for microplastics particles in drinking water using advanced laboratory techniques.
With 4 contaminants above health guidelines, you may want to explore water purification options. Learn how to make distilled water at home for applications like humidifiers, CPAP machines, and baby formula.
What South Barrington's water readings can explain
Utility-reported data for South Barrington includes iron, manganese and sulfate — the readings behind these common tap water questions. Each page starts with the hot-tap and cold-tap check, then shows what your own water system reported.
On a private well near South Barrington? Public-water results do not apply to private wells. See Cook County well water testing and USGS risk data — modeled arsenic, nitrate, and the tests to run.
Frequently Asked Questions About South Barrington Tap Water
South Barrington's water has 4 contaminants above EPA MCLGs. We strongly recommend using a certified water filter to reduce exposure to these contaminants. Check our filter recommendations below for NSF-certified options that can remove the specific contaminants found in South Barrington's water.
Spotted something off on this page?
Residents keep our data honest.
This form corrects our data; it does not reach SOUTH BARRINGTON. For a problem with your water now (discolored water, no water, low pressure, a leak), contact SOUTH BARRINGTON directly.
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