Arizona · population 288,790
Lead pipes in Gilbert, AZ
9,578 lines still unidentified
Most of Gilbert (population 288,790) gets its water from Town of Gilbert. It reported no confirmed lead service lines, but 9,578 of 86,557 lines are still listed as unknown material, so lead hasn't been ruled out.
0% of Town of Gilbert's service lines are lead or galvanized requiring replacement, lower than the Arizona average (0.1%) and lower than the national average (3.1%).
- Lead 0%
- Galvanized (replace) 0%
- Unknown 11%
- Non-lead 89%
Latest lead test for Town of Gilbert (Jan 2023–Dec 2025): not detected 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, 1 still open for Town of Gilbert.
Water systems serving Gilbert
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Town of GilbertMain system | 0 | 0 | 9,578 | 0% |
| City of ChandlerServes nearby areas | 0 | 0 | 26,497 | 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 Gilbert
The counts above cover the whole water system. To see whether your line is lead, look up your address on Town of Gilbert'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
- Mesa74 lead + galv. lines
- Chandler26,497 unknown
- Queen Creekno lead reported
- Tempe2,465 unknown
- Apache Junctionno lead reported
- Guadalupe2,465 unknown
- Fountain Hills7 unknown
- Paradise Valley506 lead + galv. lines
Check another water system
Questions
Does Gilbert, AZ have lead pipes?
None are confirmed, but Town of Gilbert still lists 9,578 service lines as unknown material.
Who supplies water to Gilbert?
EPA's service area maps place most of Gilbert in Town of Gilbert's service area (PWSID AZ0407092). City of Chandler also serves parts of the city or nearby areas.
How do I check whether my Gilbert home has a lead service line?
Search your address on Town of Gilbert'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 Gilbert 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 Town of Gilbert whether your street is scheduled and whether it covers the private side.