Illinois · population 8,755
Lead pipes in Harwood Heights, IL
206 lead or galvanized lines to replace
Most of Harwood Heights (population 8,755) gets its water from Harwood Heights. That system reported 206 lead and 0 galvanized-requiring-replacement service lines out of 2,225, with 5 more of unknown material.
9.3% of Harwood Heights's service lines are lead or galvanized requiring replacement, lower than the Illinois average (17%) and higher than the national average (3.1%).
- Lead 9.3%
- Galvanized (replace) 0%
- Unknown 0.2%
- Non-lead 91%
Latest lead test for Harwood Heights (Jul 2025–Dec 2025): 6.6 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.
Compliance record: EPA lists 1 Lead and Copper Rule violation since 2015 for Harwood Heights.
Water systems serving Harwood Heights
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Harwood HeightsMain system | 206 | 0 | 5 | 9.3% |
| ChicagoServes nearby areas | 350,531 | 10,326 | 39,427 | 74% |
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 Harwood Heights
The counts above cover the whole water system. To see whether your line is lead, look up your address on Harwood Heights'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
- Norridge46 lead + galv. lines
- Elmwood Park5,825 lead + galv. lines
- Schiller Parkno lead reported
- River Grove1,845 lead + galv. lines
- Park Ridge3,121 lead + galv. lines
- Rosemontno lead reported
- Niles1,399 lead + galv. lines
- Franklin Park2,345 lead + galv. lines
Check another water system
Questions
Does Harwood Heights, IL have lead pipes?
Yes. Harwood Heights, which serves Harwood Heights, reported 206 lead and 0 galvanized-requiring-replacement service lines, plus 5 of unknown material.
Who supplies water to Harwood Heights?
EPA's service area maps place most of Harwood Heights in Harwood Heights's service area (PWSID IL0311140). Chicago also serves parts of the city or nearby areas.
How do I check whether my Harwood Heights home has a lead service line?
Search your address on Harwood Heights'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 Harwood Heights 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 Harwood Heights whether your street is scheduled and whether it covers the private side.