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Glenbrook SD

Drinking water quality, contact, and Consumer Confidence Report

Serving 1 city in IL ยท PWSID IL0315310

Glenbrook SD serves 809 people. 2 contaminants currently exceed health-based guidelines โ€” full breakdown below.

Monitor
2 above health guidelines
People served
809
Last EPA sample
2025-07-28
PFAS
No results on file
Active violations
None

Data sources: EPA SDWIS, Glenbrook SD's published Consumer Confidence Report, and compliance monitoring reported to EPA by Illinois EPA.

This page summarizes publicly available EPA and CCR records. For health decisions about your water, consult your utility or a licensed professional.

1K
People Served
1
City
1
Water Sources
0
MCL Violations

Official Glenbrook SD Resources

Glenbrook SD Service Area

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Service Area

This map shows the approximate service area for Glenbrook SD. Actual coverage may vary. Contact the utility directly to confirm service availability at your address.

Glenbrook SD Water Quality Grade

B
Good

Water quality is good with minor concerns.

Quality Score80/100
2
Above Health Guidelines
0
EPA Violations

Grade is calculated based on contaminants exceeding health guidelines (MCLG) and EPA Maximum Contaminant Level violations. A = Excellent (90-100), B = Good (80-89), C = Fair (70-79), D = Poor (60-69), F = Failing (<60).

Is Glenbrook SD Water Safe to Drink?

Glenbrook SD has reported 2 contaminants above EPA health-based guidelines (MCLGs) in at least one city served. We recommend reviewing individual city reports below for specific water quality details.

This utility serves 809 people across 1 city in IL. Water quality can vary by location within the service area. Check individual city pages below for detailed contaminant data specific to your area.

Get your water independently tested in Illinois โ†’How does Illinois water quality rank nationally? โ†’

Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Illinois

Learn more about the contaminants detected in Glenbrook SD:

Glenbrook SD Service Area

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Glenbrook SD Contact & Information

Phone

Emergency Line

847) 604-8280

24/7 After-Hours

Mailing Address

P.O. BOX 523 Techny, IL 60062

B2B Contact Data

B2B Contact Data Available

Contacts for Glenbrook SD

Updated Jan 2026
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NameTitlePhoneEmail
Jโ–ˆโ–ˆโ–ˆโ–ˆ Sโ–ˆโ–ˆโ–ˆโ–ˆWater Treatment Supervisor(555) โ–ˆโ–ˆโ–ˆ-โ–ˆโ–ˆโ–ˆโ–ˆjโ–ˆโ–ˆโ–ˆโ–ˆ@cityโ–ˆโ–ˆโ–ˆโ–ˆ.gov
Mโ–ˆโ–ˆโ–ˆโ–ˆ Jโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆUtility Director(555) โ–ˆโ–ˆโ–ˆ-โ–ˆโ–ˆโ–ˆโ–ˆmโ–ˆโ–ˆโ–ˆโ–ˆ@waterโ–ˆโ–ˆโ–ˆโ–ˆ.org
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Water Sources & Treatment

Water Sources

Surface water purchased

Treatment Methods

Not specified

Glenbrook SD Consumer Confidence Report

A Consumer Confidence Report (CCR) is the EPA-mandated annual water-quality report every community water system must publish by July 1 each year (Safe Drinking Water Act ยง1414(c)(4)). It summarizes contaminants tested, MCL and MCLG comparisons, and any system violations from the prior calendar year.

A current CCR for Glenbrook SD has not been published or validated on TapWaterData yet.

Publish your 2027 CCR

Are you the water operator here? Publish your official 2027-compliant CCR on this page โ€” residents already find it here.

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Residents: contact the utility directly using the phone number above, or check the EPAโ€™s national CCR portal. Reports are typically distributed by mail or posted on the utilityโ€™s official website.

Glenbrook SD Annual Water Quality Reports

Latest Water Quality Report
Consumer Confidence Report (CCR)
View Report

Historical reports are being compiled. Check back soon for archived water quality data.

What is a CCR? The Consumer Confidence Report (CCR) is an annual water quality report that water utilities are required by the EPA to provide to customers. It contains information about your water source, detected contaminants, and compliance status.

Concerned about what's in your water?

You're viewing 2 contaminants above health-based guidelines here. Your own tap water can differ โ€” upload your test (PDF or a photo) and we'll email a full plain-English reading of every number, free.

Your upload also helps us keep local water data accurate โ€” we only ever share anonymized, area-level summaries.

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Recommended Water Filters for Glenbrook SD

Based on water quality data from cities served by Glenbrook SD, we recommend NSF-certified filters that can remove contaminants above health guidelines.

Frequently Asked Questions about Glenbrook SD

Is Glenbrook SD water safe to drink?

Glenbrook SD has reported 2 contaminants above EPA health-based guidelines (MCLGs) in at least one city served. We recommend reviewing individual city reports for specific water quality details.

Does Glenbrook SD have PFAS in its water?

We hold no PFAS ("forever chemicals") results for Glenbrook SD. That is a gap in our data, not a clean result โ€” EPA may already have sampled this system under its fifth Unregulated Contaminant Monitoring Rule (UCMR5). Contact Glenbrook SD at 847-604-8280 for its latest PFAS results.

How do I pay my Glenbrook SD water bill?

Glenbrook SD bills can be paid at the utility's official payment portal: https://www.gsd.illinois.gov/copy-of-make-a-payment. For questions about your bill, call 847-604-8280.

How many people does Glenbrook SD serve?

Glenbrook SD serves 809 people across 1 city in IL.

What cities does Glenbrook SD serve?

Glenbrook SD provides water service to: Northbrook, IL.

Does Glenbrook SD have any EPA violations?

No, Glenbrook SD has no MCL violations on record.

What is Glenbrook SD's phone number?

You can contact Glenbrook SD at 847-604-8280. Their mailing address is: P.O. BOX 523 Techny, IL 60062.

Where can I find Glenbrook SD's Consumer Confidence Report?

Community water systems must publish an annual CCR. If you're looking for Glenbrook SD's CCR, contact them at 847-604-8280 or check back here โ€” we update monthly. The 2027 revised CCR Rule introduces new direct-URL distribution requirements.

Similar water utilities in Illinois

How we built this page

Water-quality and contact data on this page comes from public federal and state records. We update each utility's record whenever its underlying source publishes new data โ€” typically within days of an EPA SDWIS refresh.

Spotted a data issue? Use the Spotted something off? link at the bottom of the page โ€” corrections feed back into the next data refresh. Learn more about TapWaterData.

Are you Glenbrook SD? Publish your 2027 CCR

TapWaterData runs a free CCR publishing service for community water systems. Claim this listing to publish your Consumer Confidence Report here โ€” it inherits this page's search authority and reaches every customer who Googles Glenbrook SD.

  • EPA-compliant distribution. Satisfies the 2027 Revised CCR Rule direct-URL requirement with an auditable archive.
  • Publish once a year. Agent-assisted workflow; no login setup for small systems.
  • Inherits this page's reach. Your published CCR appears directly on the page customers already find on Google.
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