California · population 36,670
Lead pipes in La Puente, CA
No lead lines reported
Most of La Puente (population 36,670) gets its water from Suburban Water Systems-San Jose, which reported 40,826 service lines and no lead, galvanized or unknown lines.
0% of Suburban Water Systems-San Jose's service lines are lead or galvanized requiring replacement, lower than the California average (0.1%) and lower than the national average (3.1%).
- Lead 0%
- Galvanized (replace) 0%
- Unknown 0%
- Non-lead 100%
Latest lead test for Suburban Water Systems-San Jose (Jan 2023–Dec 2025): not detected 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 Suburban Water Systems-San Jose.
Water systems serving La Puente
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Suburban Water Systems-San JoseMain system | 0 | 0 | 0 | 0% |
| City of Industry Waterworks SystemsAlso serves parts of the city | 0 | 0 | 0 | 0% |
| La Puente Valley CWDServes 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 La Puente
The counts above cover the whole water system. To see whether your line is lead, look up your address on Suburban Water Systems-San Jose'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
- West Covinano lead reported
- Baldwin Parkno lead reported
- La Habra Heightsno lead reported
- El Monteno lead reported
- Irwindaleno lead reported
- South El Monteno lead reported
- Walnutno lead reported
- Covinano lead reported
Check another water system
Questions
Does La Puente, CA have lead pipes?
Suburban Water Systems-San Jose, which serves La Puente, reported no lead, galvanized or unknown service lines.
Who supplies water to La Puente?
EPA's service area maps place most of La Puente in Suburban Water Systems-San Jose's service area (PWSID CA1910205). City of Industry Waterworks Systems, La Puente Valley CWD also serve parts of the city or nearby areas.
How do I check whether my La Puente home has a lead service line?
Search your address on Suburban Water Systems-San Jose'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 La Puente 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 Suburban Water Systems-San Jose whether your street is scheduled and whether it covers the private side.