Illinois · population 30,539
Lead pipes in Algonquin, IL
No lead lines reported
Most of Algonquin (population 30,539) gets its water from Algonquin, which reported 11,840 service lines and no lead, galvanized or unknown lines.
0% of Algonquin's service lines are lead or galvanized requiring replacement, lower than the Illinois average (17%) and lower than the national average (3.1%).
- Lead 0%
- Galvanized (replace) 0%
- Unknown 0%
- Non-lead 100%
Latest lead test for Algonquin (Jan 2026–Dec 2028): 2 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.
Compliance record: EPA lists no Lead and Copper Rule violations since 2015 for Algonquin.
Water systems serving Algonquin
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| AlgonquinMain system | 0 | 0 | 0 | 0% |
| Lake in the HillsServes nearby areas | 0 | 0 | 0 | 0% |
Matched from EPA water system service area boundaries and the cities each system reports serving. Edges of the city may be served by a neighboring system; your water bill names your utility.
Check your address in Algonquin
The counts above cover the whole water system. To see whether your line is lead, look up your address on Algonquin's official inventory. Utilities had to make these public by October 16, 2024.
No map yet? Do the 2-minute scratch and magnet test.
Protect your drinking water
If your line is lead, galvanized or unknown, use a filter certified to NSF/ANSI 53 for lead for drinking, cooking and baby formula, and use only cold water.
Choosing a lead-certified filter · Testing your water · Replacement cost
Nearby cities
- Lake in the Hillsno lead reported
- Carpentersville47 lead + galv. lines
- West Dundee426 lead + galv. lines
- Gilbertsno lead reported
- Sleepy Hollowno lead reported
- Crystal Lake1,422 unknown
- Cary2 lead + galv. lines
- Lakewoodno lead reported
Check another water system
Questions
Does Algonquin, IL have lead pipes?
Algonquin, which serves Algonquin, reported no lead, galvanized or unknown service lines.
Who supplies water to Algonquin?
EPA's service area maps place most of Algonquin in Algonquin's service area (PWSID IL1110050). Lake in the Hills also serves parts of the city or nearby areas.
How do I check whether my Algonquin home has a lead service line?
Search your address on Algonquin's service line inventory map. You can also scratch the pipe where water enters your home: lead is soft, dull gray, scratches to shiny silver and doesn't attract a magnet.
When will lead pipes in Algonquin be replaced?
EPA's Lead and Copper Rule Improvements require most systems to replace lead and galvanized-requiring-replacement lines by December 31, 2037. Ask Algonquin whether your street is scheduled and whether it covers the private side.