California · population 64,185
Lead pipes in Laguna Niguel, CA
No lead lines reported
Most of Laguna Niguel (population 64,185) gets its water from Moulton Niguel Water District, which reported 52,442 service lines and no lead, galvanized or unknown lines.
0% of Moulton Niguel Water District'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 Moulton Niguel Water District (Jan 2022–Dec 2024): 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 Moulton Niguel Water District.
Water systems serving Laguna Niguel
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Moulton Niguel Water DistrictMain system | 0 | 0 | 0 | 0% |
| Santa Margarita Water District-Id9Serves 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 Laguna Niguel
The counts above cover the whole water system. To see whether your line is lead, look up your address on Moulton Niguel Water District'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
- San Juan Capistranono lead reported
- Laguna Beachno lead reported
- Dana Pointno lead reported
- Aliso Viejono lead reported
- Laguna Hillsno lead reported
- Laguna Woodsno lead reported
- Mission Viejono lead reported
- San Clementeno lead reported
Check another water system
Questions
Does Laguna Niguel, CA have lead pipes?
Moulton Niguel Water District, which serves Laguna Niguel, reported no lead, galvanized or unknown service lines.
Who supplies water to Laguna Niguel?
EPA's service area maps place most of Laguna Niguel in Moulton Niguel Water District's service area (PWSID CA3010073). Santa Margarita Water District-Id9 also serves parts of the city or nearby areas.
How do I check whether my Laguna Niguel home has a lead service line?
Search your address on Moulton Niguel Water District'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 Laguna Niguel 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 Moulton Niguel Water District whether your street is scheduled and whether it covers the private side.