California · population 35,469
Lead pipes in San Juan Capistrano, CA
No lead lines reported
Most of San Juan Capistrano (population 35,469) gets its water from Santa Margarita Water District-Id9, which reported 10,353 service lines and no lead, galvanized or unknown lines.
0% of Santa Margarita Water District-Id9'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 Santa Margarita Water District-Id9 (Jan 2022–Dec 2024): 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 for Santa Margarita Water District-Id9.
Water systems serving San Juan Capistrano
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Santa Margarita Water District-Id9Main system | 0 | 0 | 0 | 0% |
| Moulton Niguel Water DistrictServes 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 San Juan Capistrano
The counts above cover the whole water system. To see whether your line is lead, look up your address on Santa Margarita Water District-Id9'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
- Dana Pointno lead reported
- Laguna Niguelno lead reported
- San Clementeno lead reported
- Laguna Hillsno lead reported
- Laguna Beachno lead reported
- Aliso Viejono lead reported
- Mission Viejono lead reported
- Laguna Woodsno lead reported
Check another water system
Questions
Does San Juan Capistrano, CA have lead pipes?
Santa Margarita Water District-Id9, which serves San Juan Capistrano, reported no lead, galvanized or unknown service lines.
Who supplies water to San Juan Capistrano?
EPA's service area maps place most of San Juan Capistrano in Santa Margarita Water District-Id9's service area (PWSID CA3010030). Moulton Niguel Water District also serves parts of the city or nearby areas.
How do I check whether my San Juan Capistrano home has a lead service line?
Search your address on Santa Margarita Water District-Id9'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 San Juan Capistrano 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 Santa Margarita Water District-Id9 whether your street is scheduled and whether it covers the private side.