California · population 118,453
Lead pipes in Antioch, CA
No lead lines reported
Most of Antioch (population 118,453) gets its water from City of Antioch, which reported 33,821 service lines and no lead, galvanized or unknown lines.
0% of City of Antioch'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 City of Antioch (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 City of Antioch.
Water systems serving Antioch
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| City of AntiochMain system | 0 | 0 | 0 | 0% |
| Contra Costa Water DistrictAlso serves parts of the city | 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 Antioch
The counts above cover the whole water system. To see whether your line is lead, look up your address on City of Antioch'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
- Brentwoodno lead reported
- Oakleyno lead reported
- Pittsburgno lead reported
- Claytonno lead reported
- Concordno lead reported
- Walnut Creek3,935 lead + galv. lines
- Danville3,935 lead + galv. lines
- Pleasant Hillno lead reported
Check another water system
Questions
Does Antioch, CA have lead pipes?
City of Antioch, which serves Antioch, reported no lead, galvanized or unknown service lines.
Who supplies water to Antioch?
EPA's service area maps place most of Antioch in City of Antioch's service area (PWSID CA0710001). Contra Costa Water District also serves parts of the city or nearby areas.
How do I check whether my Antioch home has a lead service line?
Search your address on City of Antioch'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 Antioch 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 City of Antioch whether your street is scheduled and whether it covers the private side.