Grandwood Park Tap Water Quality Report
Grandwood Park's water has 5 contaminants above EPA MCLGs. We recommend using a certified water filter.
Water system
GRANDWOOD PARK SUBDIVISION - LAKE CO PW
People Served
5,430
Health-based violations since 2020
0
GRANDWOOD PARK SUBDIVISION - LAKE CO PW. EPA SDWA violation data as of Q2 2026 (downloaded 2026-07-09).
Latest sample on file
Aug 2023 · GRANDWOOD PARK SUBDIVISION - LAKE CO PW
Utilities publish newer results in their annual water quality report (Consumer Confidence Report).
Is Grandwood Park Tap Water Safe to Drink?
We strongly recommend using a certified water filter to reduce exposure: Grandwood Park's water has 5 contaminants above EPA health-based guidelines. Check our filter recommendations below for NSF-certified options that can remove the specific contaminants found in Grandwood Park's water.
GRANDWOOD PARK SUBDIVISION - LAKE CO PW, Grandwood Park's water system, serves 5,430 people. Water quality testing is conducted regularly and reported to the EPA. The latest sample on file for GRANDWOOD PARK SUBDIVISION - LAKE CO PW is from Aug 2023.
Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Illinois
Grandwood Park Water Service Areas
What these numbers actually mean for Grandwood Park, IL
We read Grandwood Park, 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.
- 5 contaminants above EPA MCLGs and 3 contaminants with an EPA health goal detected in some samples (no level on file)
- 112 results on file
- 23 PFAS compounds on record
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Recommended Water Filters for Grandwood Park
Based on Grandwood Park'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
AquaTru
Classic
NSF Certified:
Flow Rate
0.04 gpm
Daily Production
600 gpd
Highlights:
- Best overall contaminant reduction score
- Most performance certifications
- Lifetime warranty
- NSF-42, NSF-53, NSF-58, NSF-401 certified
Removes 23 contaminants:
+18 more
Molybdenum, Barium, Chlorine, Arsenic, 83+ contaminants, Calcium, Chloride, Copper, Magnesium, Nitrate, Phosphorus, Sodium, Sulfate, Total Dissolved Solids, Zinc, Total THMs, Chloroform, Nitrate (as N)
AquaTru
Carafe
NSF Certified:
Flow Rate
0.3 gpm
Daily Production
4 gpd
Highlights:
- Verified PFAS reduction
- Glass collection vessel
- Plug-and-play installation
- NSF-53, NSF-42, NSF-58, NSF-401, NSF-372 certified
Removes 17 contaminants:
+12 more
Arsenic, 83+ contaminants, Copper, Total THMs, Chloroform, Chloride, Sulfate, Nitrate (as N), Molybdenum, Barium, Strontium, Uranium
Verify Your Water Quality with Independent Testing
With 5 contaminants above EPA MCLGs and 3 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 5 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 Grandwood Park's water readings can explain
Utility-reported data for Grandwood Park includes iron 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 Grandwood Park? Public-water results do not apply to private wells. See Lake County well water testing and USGS risk data — modeled arsenic, nitrate, and the tests to run.
Frequently Asked Questions About Grandwood Park Tap Water
Grandwood Park's water has 5 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 Grandwood Park's water.
Spotted something off on this page?
Residents keep our data honest.
This form corrects our data; it does not reach GRANDWOOD PARK SUBDIVISION - LAKE CO PW. For a problem with your water now (discolored water, no water, low pressure, a leak), contact GRANDWOOD PARK SUBDIVISION - LAKE CO PW directly.
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