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Lead pipes · California

Lead pipes in California

Lead pipes (EPA LCRR + RTI National Lead Pipe Map) data for ZIP codes in California. Pick a ZIP below to dive into the lead pipes summary.

Last verified 2026-04-25 · methodology

What lands here

Pages show the utility's reported count of lead, galvanized-requiring-replacement, and unknown-material lines, plus the state's reporting compliance status.

Source & refresh

EPA LCRR + RTI National Lead Pipe Map. Refreshed quarterly as state primacy agencies report. Primary source →

20 California ZIPs