California · population 124,016
Lead pipes in Concord, CA
No lead lines reported
Most of Concord (population 124,016) gets its water from Contra Costa Water District, which reported 60,823 service lines and no lead, galvanized or unknown lines.
0% of Contra Costa 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 Contra Costa Water District (Jan 2026–Dec 2028): 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 Contra Costa Water District.
Water systems serving Concord
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Contra Costa Water DistrictMain system | 0 | 0 | 0 | 0% |
| City of PittsburgServes 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 Concord
The counts above cover the whole water system. To see whether your line is lead, look up your address on Contra Costa 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
- Pleasant Hillno lead reported
- Claytonno lead reported
- Walnut Creek3,935 lead + galv. lines
- Pittsburgno lead reported
- Martinezno lead reported
- Lafayette3,935 lead + galv. lines
- Benicia10 lead + galv. lines
- Moraga3,935 lead + galv. lines
Check another water system
Questions
Does Concord, CA have lead pipes?
Contra Costa Water District, which serves Concord, reported no lead, galvanized or unknown service lines.
Who supplies water to Concord?
EPA's service area maps place most of Concord in Contra Costa Water District's service area (PWSID CA0710003). City of Pittsburg also serves parts of the city or nearby areas.
How do I check whether my Concord home has a lead service line?
Search your address on Contra Costa 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 Concord 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 Contra Costa Water District whether your street is scheduled and whether it covers the private side.